[GRASS-SVN] r42008 - grass-addons/gui/wxpython/data_catalog
svn_grass at osgeo.org
svn_grass at osgeo.org
Fri Apr 23 12:01:15 EDT 2010
Author: rashadkm
Date: 2010-04-23 12:01:07 -0400 (Fri, 23 Apr 2010)
New Revision: 42008
Added:
grass-addons/gui/wxpython/data_catalog/LayerTree.py
grass-addons/gui/wxpython/data_catalog/README
grass-addons/gui/wxpython/data_catalog/catalog.py
grass-addons/gui/wxpython/data_catalog/mapdisplay.py
grass-addons/gui/wxpython/data_catalog/toolbars.py
grass-addons/gui/wxpython/data_catalog/units.py
Log:
fixed display for different location and mapsets
Added: grass-addons/gui/wxpython/data_catalog/LayerTree.py
===================================================================
--- grass-addons/gui/wxpython/data_catalog/LayerTree.py (rev 0)
+++ grass-addons/gui/wxpython/data_catalog/LayerTree.py 2010-04-23 16:01:07 UTC (rev 42008)
@@ -0,0 +1,385 @@
+import os
+import sys
+import wx
+import glob
+import render
+from threading import Thread
+
+import wx.lib.customtreectrl as CT
+try:
+ import treemixin
+except ImportError:
+ from wx.lib.mixins import treemixin
+
+#To run DataCatalog from any directory set this pathname for access to gui_modules
+gbase = os.getenv("GISBASE")
+pypath = os.path.join(gbase,'etc','wxpython','gui_modules')
+sys.path.append(pypath)
+
+
+import globalvar
+if not os.getenv("GRASS_WXBUNDLED"):
+ globalvar.CheckForWx()
+import gcmd
+
+
+
+
+class LayerTree(treemixin.DragAndDrop, CT.CustomTreeCtrl):
+
+
+
+ def __init__(self, parent,
+ id=wx.ID_ANY, pos=wx.DefaultPosition,
+ size=(300,300), style=wx.SUNKEN_BORDER,
+ ctstyle=CT.TR_HAS_BUTTONS | CT.TR_HAS_VARIABLE_ROW_HEIGHT |
+ CT.TR_HIDE_ROOT | CT.TR_FULL_ROW_HIGHLIGHT |
+ CT.TR_MULTIPLE,mapdisplay=None,frame=None,panel=None,Map=None,lmgr=None,gisdbase=None):
+ self.items = []
+ self.itemCounter = 0
+
+ super(LayerTree, self).__init__(parent, id, pos, size, style=style, ctstyle=ctstyle)
+ self.SetName("LayerTree")
+
+
+ self.itemFont = wx.Font(pointSize=9,weight=0, family=wx.FONTFAMILY_DEFAULT ,style=wx.FONTSTYLE_ITALIC)
+
+ self.gisdbase = gisdbase
+
+
+ self.Map = None
+ #if self.Map is not None:
+ # print self.Map.width
+
+ self.ID_REN= wx.NewId()
+ self.ID_COPY = wx.NewId()
+ self.ID_DEL = wx.NewId()
+ self.ID_OSSIM = wx.NewId()
+
+ acel = wx.AcceleratorTable([
+ (wx.ACCEL_CTRL, ord('R'), self.ID_REN ) ,
+ (wx.ACCEL_CTRL, ord('C'), self.ID_COPY) ,
+ (wx.ACCEL_NORMAL, wx.WXK_DELETE, self.ID_DEL) ])
+
+
+ self.SetAcceleratorTable(acel)
+
+ self.dict = {}
+
+ self.layer = []
+ self.maplayer = None
+
+ d = self.GetParent()
+ notebook = d.GetParent()
+
+
+ child=notebook.GetChildren()
+ for panel in child:
+ if panel.GetName() == "pg_panel":
+ self.mapdisplay = panel
+
+ self.MapWindow = self.mapdisplay.MapWindow2D
+ self.Bind(CT.EVT_TREE_ITEM_CHECKED, self.OnLayerChecked)
+
+
+ self.Bind(wx.EVT_TREE_ITEM_RIGHT_CLICK,self.OnTreePopUp)
+ self.Bind(wx.EVT_TREE_END_LABEL_EDIT, self.OnEndRename)
+ self.Bind(wx.EVT_TREE_BEGIN_LABEL_EDIT, self.OnBeginRename)
+
+ #Event bindings for tree menu
+ self.Bind(wx.EVT_MENU,self.OnCopy,id=self.ID_COPY)
+ self.Bind(wx.EVT_MENU,self.OnRename,id=self.ID_REN)
+ self.Bind(wx.EVT_MENU,self.OnDelete,id=self.ID_DEL)
+ self.Bind(wx.EVT_MENU,self.OnOssim,id=self.ID_OSSIM)
+
+
+
+
+ def OnLayerChecked(self, event):
+ """!Enable/disable data layer"""
+
+ item = event.GetItem()
+ checked = item.IsChecked()
+
+
+ pText = self.GetItemText(self.GetItemParent(item))
+
+
+ leftpanel=self.GetParent()
+ notebook = leftpanel.GetParent()
+ frame = notebook.GetParent()
+
+
+ if not self.ItemHasChildren(item):
+ self.mapname = self.GetItemText(item) + "@" + frame.cmbMapset.GetValue()
+ #for f in frames:
+ # print f.GetName()
+ #maptree = mapframe.maptree
+
+ if pText == "Raster Map" :
+ self.cmd= ['d.rast', str("map=" + self.mapname)]
+ l_type='raster'
+
+ self.maplayer = self.MapWindow.Map.AddLayer(type='raster', name=self.mapname, command=self.cmd)
+
+
+ #layer = maptree.PrependItem(parent=maptree.root, text=self.mapname, ct_type=1)
+ #maptree.first = True
+ #maptree.layer_selected = layer
+ #maptree.CheckItem(layer)
+ #self.layer.append(self.maplayer)
+ #maptree.PlusLayer(self.maplayer)
+
+
+ if pText == "Vector Map" :
+ self.cmd= ['d.vect', str("map=" + self.mapname)]
+ l_type='vector'
+
+ self.maplayer = self.MapWindow.Map.AddLayer(type='vector', name=self.mapname, command=self.cmd)
+
+
+ self.MapWindow.Map.region = self.MapWindow.Map.GetRegion()
+ self.MapWindow.flag = True
+ self.MapWindow.UpdateMap(render=True)
+ self.MapWindow.flag = False
+ #layer = maptree.PrependItem(parent=maptree.root, text=self.mapname, ct_type=1)
+ #maptree.first = True
+ #maptree.layer_selected = layer
+ #maptree.CheckItem(layer)
+ #self.layer.append(self.maplayer)
+ #maptree.PlusLayer(self.maplayer)
+
+
+
+
+ def AddTreeNodes(self,location,mapset):
+ """
+ Adds tree nodes. raster,vector and dbf files are identified using
+ their directory structure.
+ """
+ self.DeleteAllItems()
+ root = self.AddRoot("Map Layers")
+ self.SetPyData(root, (None,None))
+ node_raster = self.AppendItem(root, "Raster Map")
+ node_vector = self.AppendItem(root, "Vector Map")
+ node_dbf = self.AppendItem(root, "DBF")
+ treeNodes = [node_raster,node_vector,node_dbf]
+
+ glocs = glob.glob(os.path.join(self.gisdbase,location, mapset,"*"))
+ for gloc in glocs:
+ if not os.path.isfile(gloc) and os.path.isdir(gloc):
+ if(os.path.basename(gloc)=='cellhd'):
+ for rast in glob.glob(os.path.join(self.gisdbase,location, mapset,gloc, "*")):
+ self.PrependItem(node_raster, os.path.basename(rast),ct_type=1)
+ elif(os.path.basename(gloc)=='vector'):
+ for vect in glob.glob(os.path.join(self.gisdbase,location, mapset,gloc, "*")):
+ self.PrependItem(node_vector, os.path.basename(vect),ct_type=1)
+ elif(os.path.basename(gloc)=='dbf'):
+ for dfile in glob.glob(os.path.join(self.gisdbase,location, mapset,gloc, "*")):
+ self.PrependItem(node_dbf, os.path.basename(dfile),ct_type=1)
+
+ #Nodes with no children are given an italic type font
+ for node in treeNodes:
+ if not self.ItemHasChildren(node):
+ if self.GetItemText(node) == 'Raster Map':
+ tmp_item = self.AppendItem(node, "No raster maps found.")
+ elif self.GetItemText(node) == 'Vector Map':
+ tmp_item = self.AppendItem(node, "No vector maps found.")
+ elif self.GetItemText(node) == 'DBF':
+ tmp_item = self.AppendItem(node, "No DBF files found.")
+ self.SetItemFont(tmp_item,self.itemFont)
+
+
+ self.SortChildren(node_raster)
+ self.SortChildren(node_vector)
+ self.SortChildren(node_dbf)
+
+ def OnToggleExpand(self,event):
+ if self.treeExpand.GetValue() == True:
+ self.ExpandAll()
+ else:
+ self.CollapseAll()
+
+
+ def OnBeginRename(self,event):
+
+ item = self.GetItemText(event.GetItem())
+ if type(item) == str and item in ("Raster Map", "Vector Map" , "DBF"):
+ event.Veto() #disable editing of parent items
+
+ def OnEndRename(self,event):
+ """
+ Rename mapset using grass commands
+ """
+ item = event.GetItem()
+ oldName = self.GetItemText(item)
+ try:
+ newName = self.GetEditControl().GetValue()
+ except:
+ return
+ parent =self.GetItemParent(item)
+ if self.GetItemText(parent) == "Raster Map" :
+ cmdflag = 'rast=' + oldName + ',' + newName
+ elif self.GetItemText(parent) == "Vector Map" :
+ cmdflag = 'vect=' + oldName + ',' + newName
+
+ if cmdflag:
+ command = ["g.rename", cmdflag]
+ gcmd.CommandThread(command,stdout=None,stderr=None).run()
+
+
+
+ def OnTreePopUp(self,event):
+ """
+ Display a popupMenu for copy,rename & delete operations
+ """
+ item = event.GetItem()
+ if not self.ItemHasChildren(item) and \
+ self.GetItemFont(item) != self.itemFont:
+
+ self.popupmenu = wx.Menu()
+ mnuCopy = self.popupmenu.Append(self.ID_COPY,'&Copy\tCtrl+C')
+ mnuRename = self.popupmenu.Append(self.ID_REN,'&Rename\tCtrl-R')
+ mnuDel = self.popupmenu.Append(self.ID_DEL,'&Delete\tDEL')
+ mnuOssim = self.popupmenu.Append(self.ID_OSSIM,'&send to OssimPlanet')
+ self.PopupMenu(self.popupmenu)
+
+
+ def OnCopy( self,event ):
+ #print "copy"
+ item = self.GetSelection()
+ parent = self.GetItemParent(item)
+ pText = self.GetItemText(parent)
+ name = self.GetCopyName(item)
+ if pText == "Raster Map" :
+ cmdflag = 'rast=' + self.GetItemText(item) + ',' + name
+ self.PrependItem(parent=parent,text=name,ct_type=1)
+ elif pText == "Vector Map" :
+ cmdflag = 'vect=' + self.GetItemText(item) + ',' + name
+ self.PrependItem(parent=parent,text=name,ct_type=1)
+
+ if cmdflag:
+ command = ["g.copy", cmdflag]
+ gcmd.CommandThread(command,stdout=None,stderr=None).run()
+
+
+ def GetCopyName(self, item):
+ """
+ Returns unique name depending on the mapname to be copied.
+ """
+
+ def GetPrefix(prefix):
+ """
+ This returns a prefix to the given map name
+ prefix applied here is _copy_x.
+ """
+
+ prefix = "_copy_" + str(self.count)
+ self.count = self.count + 1
+ return prefix
+
+ #end of GetPrefix
+
+ def CheckName(parent,prefix,name):
+ """
+ Checks all silbings of the parent wheather the name
+ already exists.
+ """
+ ncount = self.GetChildrenCount(parent, False)
+ ck = 1
+ current , ck = self.GetFirstChild(parent)
+ for i in range(ncount):
+ if str(self.GetItemText(current)) == str(name + prefix):
+ return False
+ else:
+ current,ck = self.GetNextChild(parent,ck)
+ return True
+
+ #End of CheckName
+
+ #GetCopyName function starts here
+ ext = None
+ self.count = 1
+ ext = GetPrefix(ext)
+ name = str(self.GetItemText(item))
+ parent = self.GetItemParent(item)
+ while CheckName(parent,ext,name) == False:
+ ext = GetPrefix(ext)
+ CheckName(parent,ext,name)
+
+ name = str(name + ext)
+ return name
+
+
+ def OnRename( self,event ):
+
+ item = self.GetSelection()
+ self.EditLabel( self.GetSelection())
+
+
+ def OnDelete( self,event ):
+ """
+ Performs grass command for deleting a map
+ """
+ item = self.GetSelection()
+ dlg = wx.MessageDialog(self, message=_( "Do you want to delete selected map ?"),
+ caption=_("Delete Map"),
+ style=wx.YES_NO | wx.YES_DEFAULT | \
+ wx.CANCEL | wx.ICON_QUESTION)
+ ret = dlg.ShowModal()
+ if ret == wx.ID_YES:
+ dlg.Destroy()
+ parent =self.GetItemParent(item)
+ if self.GetItemText(parent) == "Raster Map" :
+ cmdflag = 'rast=' + str(self.GetItemText(item))
+ elif self.GetItemText(parent) == "Vector Map" :
+ cmdflag = 'vect=' + str(self.GetItemText(item))
+
+ if cmdflag:
+ command = ["g.remove", cmdflag]
+ gcmd.CommandThread(command,stdout=None,stderr=None).run()
+ select = self.GetPrevSibling(item)
+ self.Delete(item)
+ #self.SelectItem(select)
+
+ elif ret == wx.ID_CANCEL:
+ dlg.Destroy()
+ return
+
+ def OnOssim( self,event ):
+ """
+ Performs grass command for deleting a map
+ """
+ item = self.GetSelection()
+
+ parent =self.GetItemParent(item)
+ if self.GetItemText(parent) == "Raster Map" :
+ cmdflag = 'r.planet.py -a map=' + str(self.GetItemText(item))
+ elif self.GetItemText(parent) == "Vector Map" :
+ cmdflag = 'v.planet.py -a map=' + str(self.GetItemText(item))
+
+ if cmdflag:
+
+ #command = ["r.planet.py", cmdflag]
+ #gcmd.CommandThread(command,stdout=None,stderr=None).run()
+ current = OssimPlanet(cmdflag)
+ current.start()
+
+
+
+ def OnDisplay(self, event):
+
+ item = event.GetItem()
+ pText = self.GetItemText(self.GetItemParent(item))
+
+
+
+class OssimPlanet(Thread):
+ def __init__ (self,cmd):
+ Thread.__init__(self)
+ self.cmd = cmd
+ def run(self):
+ os.system(self.cmd)
+
+
+
Added: grass-addons/gui/wxpython/data_catalog/README
===================================================================
--- grass-addons/gui/wxpython/data_catalog/README (rev 0)
+++ grass-addons/gui/wxpython/data_catalog/README 2010-04-23 16:01:07 UTC (rev 42008)
@@ -0,0 +1,6 @@
+To run DataCatalog
+from grass shell type:
+
+python catalog.py
+
+To send files to ossimplanet please download r.planet and v.planet and copy it in application directory
Added: grass-addons/gui/wxpython/data_catalog/catalog.py
===================================================================
--- grass-addons/gui/wxpython/data_catalog/catalog.py (rev 0)
+++ grass-addons/gui/wxpython/data_catalog/catalog.py 2010-04-23 16:01:07 UTC (rev 42008)
@@ -0,0 +1,2159 @@
+"""
+ at package catalog.py
+
+GRASS DataCatalog.
+
+ at breif A GRASS GIS data manager used to copy,rename,delete,
+display maps in different mapsets and locations.
+
+Classes:
+ - DataCatalog
+ - CatalogApp
+
+(C) 2007 by the GRASS Development Team
+This program is free software under the GNU General Public
+License (>=v2). Read the file COPYING that comes with GRASS
+for details.
+
+ at author Mohammed Rashad K.M <rashadkm at gmail dot com>
+
+"""
+
+import sys
+import os
+import time
+import traceback
+import re
+import string
+import getopt
+import platform
+import shlex
+
+try:
+ import xml.etree.ElementTree as etree
+except ImportError:
+ import elementtree.ElementTree as etree
+
+
+gbase = os.getenv("GISBASE")
+pypath = os.path.join(gbase,'etc','wxpython')
+sys.path.append(pypath)
+
+
+
+import gui_modules
+gmpath = gui_modules.__path__[0]
+sys.path.append(gmpath)
+
+import images
+imagepath = images.__path__[0]
+sys.path.append(imagepath)
+
+import icons
+gmpath = icons.__path__[0]
+sys.path.append(gmpath)
+
+
+#To run DataCatalog from any directory set this pathname for access to gui_modules
+gbase = os.getenv("GISBASE")
+pypath = os.path.join(gbase,'etc','wxpython','gui_modules')
+sys.path.append(pypath)
+
+
+import globalvar
+if not os.getenv("GRASS_WXBUNDLED"):
+ globalvar.CheckForWx()
+import wx
+import gcmd
+import glob
+import render
+import gui_modules.gdialogs as gdialogs
+import gui_modules.goutput as goutput
+import gui_modules.histogram as histogram
+from gui_modules.debug import Debug
+import gui_modules.menuform as menuform
+import gui_modules.menudata as menudata
+
+import gui_modules.utils as utils
+import gui_modules.preferences as preferences
+import gui_modules.mapdisp as mapdisp
+import gui_modules.histogram as histogram
+import gui_modules.profile as profile
+import gui_modules.rules as rules
+import gui_modules.mcalc_builder as mapcalculator
+import gui_modules.gcmd as gcmd
+import gui_modules.georect as georect
+import gui_modules.dbm as dbm
+import gui_modules.workspace as workspace
+import gui_modules.colorrules as colorrules
+
+version = os.getenv("GRASS_VERSION")
+if version == "6.5.svn":
+ import gui_modules.menu as menu
+ import gui_modules.gmodeler as gmodeler
+
+#import gui_modules.ogc_services as ogc_services
+
+#from gui_modules.help import MenuTreeWindow
+#from gui_modules.help import AboutWindow
+from icons.icon import Icons
+
+#from gmconsole import GLog
+from mapdisplay import MapFrame
+from LayerTree import LayerTree
+import wx.lib.flatnotebook as FN
+from icons.icon import Icons
+from preferences import globalSettings as UserSettings
+import render
+import gc
+
+class DataCatalog(wx.Frame):
+
+
+ def __init__(self, parent=None, id=wx.ID_ANY, title=_("Data Catalog Beta"),
+ workspace=None,size=wx.DefaultSize,pos=wx.DefaultPosition):
+
+
+ self.iconsize = (16, 16)
+ self.baseTitle = title
+
+ wx.Frame.__init__(self, parent, id, title, pos=pos, size=size)
+
+
+ #self.Maximize()
+
+ self.dict = {}
+
+
+ self.gisbase = os.getenv("GISBASE")
+ self.gisrc = self.read_gisrc()
+ self.viewInfo = True #to display v/r.info on mapdisplay
+ self.gisdbase = self.gisrc['GISDBASE']
+
+ #backup location and mapset from gisrc which may be modified by datacatalog
+ self.iLocation = self.gisrc['LOCATION_NAME']
+ self.iMapset = self.gisrc['MAPSET']
+
+
+ #self.Map = render.Map()
+
+ self.curr_pagenum = -1 # currently selected page number for layer tree notebook
+ self.encoding = 'ISO-8859-1' # default encoding for display fonts
+ self.workspaceFile = workspace # workspace file
+ self.menucmd = dict() # menuId / cmd
+ self.georectifying = None # reference to GCP class or None
+
+ self.dialogs = dict()
+ self.dialogs['preferences'] = None
+ self.dialogs['atm'] = list()
+
+
+
+ self.g_catalog=None
+
+ self.locationchange = True
+
+ self.menucmd = dict()
+
+ self.mapfile = []
+ self.mapname = None
+ self.cmd = None
+ self.newmap = None
+
+
+ #creating sizers
+ self.cmbSizer = wx.BoxSizer(wx.HORIZONTAL)
+ self.mSizer = wx.BoxSizer(wx.VERTICAL)
+
+ #these two sizers are applied to splitter window
+ self.leftSizer = wx.BoxSizer(wx.HORIZONTAL)
+ self.rightSizer = wx.BoxSizer(wx.HORIZONTAL)
+
+ #populate location combobox
+ self.loclist = self.GetLocations()
+ self.loclist.sort()
+
+ #self.pg_panel4 = None
+ version = os.getenv("GRASS_VERSION")
+ if version == "6.5.svn":
+ self.menubar = menu.Menu(parent = self, data = menudata.ManagerData())
+ else:
+ self.menubar, self.menudata = self.__createMenuBar()
+ #self.statusbar = self.CreateStatusBar(number=1)
+ #self.cmdprompt, self.cmdinput = self.__createCommandPrompt()
+ self.toolbar = self.__createToolBar()
+
+ #setting splitter window
+
+ self.cmbPanel = wx.Panel(self,name="cmbpanel")
+
+
+ self.maptree = None
+ self.pg_panel = None
+ self.cb_loclist = []
+ self.cb_maplist = []
+ self.cb_mapfile = []
+
+ #creating controls
+ #self.mInfo = wx.TextCtrl(self.pRight, wx.ID_ANY, style = wx.TE_MULTILINE|wx.HSCROLL|wx.TE_READONLY)
+ #self.chkInfo = wx.CheckBox(self.cmbPanel, wx.ID_ANY,"display Info", wx.DefaultPosition, wx.DefaultSize)
+ self.treeExpand = wx.CheckBox(self.cmbPanel, wx.ID_ANY,"Expand All", wx.DefaultPosition, wx.DefaultSize)
+ self.cmbLocation = wx.ComboBox(self.cmbPanel, value = "Select Location",size=wx.DefaultSize, choices=self.loclist)
+ self.cmbMapset = wx.ComboBox(self.cmbPanel, value = "Select Mapset", size=wx.DefaultSize)
+ #self.tree = wx.TreeCtrl(self.pLeft, wx.ID_ANY, wx.DefaultPosition, wx.DefaultSize, wx.TR_HIDE_ROOT|wx.TR_HAS_BUTTONS|wx.TR_EDIT_LABELS)
+
+
+
+ self.itemFont = wx.Font(pointSize=9,weight=0, family=wx.FONTFAMILY_DEFAULT ,style=wx.FONTSTYLE_ITALIC)
+
+
+ self.notebook = self.__createNoteBook()
+ self.cmdprompt = self.__createCommandPrompt()
+
+ # self._mgr = self.pg_panel._layerManager
+
+# self._mgr.AddPane(self.cmdprompt, wx.aui.AuiPaneInfo().CentrePane().Dockable(False).BestSize((-1,-1)).CloseButton(False).DestroyOnClose(True). Layer(0))
+
+ self.current = self.notebook.GetCurrentPage()
+
+
+ self.goutput = goutput.GMConsole(self, pageid=1)
+ self.goutput.Hide()
+
+
+ # self.ltree = LayerTree(self.pLeft,wx.ID_ANY,gisdbase=self.gisdbase,frame=self.pg_panel)
+
+ self.doBindings()
+ self.doLayout()
+
+ self.cmbSizer.Add(self.cmdprompt)
+
+ self.Map = self.GetMapDisplay()
+
+
+
+
+
+
+ def GetMapDisplay(self):
+ self.panel = self.notebook.GetCurrentPage()
+ return self.panel.Map
+
+
+ def __createMenuBar(self):
+ """!Creates menubar"""
+
+ self.menubar = wx.MenuBar()
+ version = os.getenv("GRASS_VERSION")
+ if version == "6.5.svn":
+ self.menudata = menudata.ManagerData()
+ else:
+ self.menudata = menudata.Data()
+ for eachMenuData in self.menudata.GetMenu():
+ for eachHeading in eachMenuData:
+ menuLabel = eachHeading[0]
+ menuItems = eachHeading[1]
+ self.menubar.Append(self.__createMenu(menuItems), menuLabel)
+
+ self.SetMenuBar(self.menubar)
+
+ return (self.menubar, self.menudata)
+
+ def __createCommandPrompt(self):
+ """!Creates command-line input area"""
+ self.cmdprompt = wx.Panel(self)
+
+ button = wx.Button(parent=self.cmdprompt, id=wx.ID_ANY, label="Cmd >",
+ size=(70,23))
+ button.SetToolTipString(_("Click for erasing command prompt"))
+ # label.SetFont(wx.Font(pointSize=11, family=wx.FONTFAMILY_DEFAULT,
+ # style=wx.NORMAL, weight=wx.BOLD))
+ self.cinput = wx.TextCtrl(parent=self.cmdprompt, id=wx.ID_ANY,
+ value="",
+ style= wx.TE_PROCESS_ENTER,
+ size=(250,20))
+
+ #cinput.SetFont(wx.Font(10, wx.FONTFAMILY_MODERN, wx.NORMAL, wx.NORMAL, 0, ''))
+
+ wx.CallAfter(self.cinput.SetInsertionPoint, 0)
+
+ self.Bind(wx.EVT_TEXT_ENTER, self.OnRunCmd, self.cinput)
+ self.Bind(wx.EVT_BUTTON, self.OnCmdClear, button)
+ #self.Bind(wx.EVT_TEXT, self.OnUpdateStatusBar, input)
+
+ # layout
+ sizer = wx.BoxSizer(wx.HORIZONTAL)
+ sizer.Add(item=button, proportion=0,
+ flag=wx.EXPAND | wx.ALL | wx.ALIGN_CENTER_VERTICAL | wx.ALIGN_CENTER,
+ border=4)
+ sizer.Add(item=self.cinput, proportion=1,
+ flag=wx.EXPAND | wx.ALL,
+ border=1)
+
+ self.cmdprompt.SetSizer(sizer)
+ #sizer.Fit(self.cmdprompt)
+ self.cmdprompt.Layout()
+
+ return self.cmdprompt
+
+
+ def OnCmdClear(self,event):
+ self.cinput.SetValue('')
+ self.cinput.SetFocus()
+
+ def __createMenu(self, menuData):
+ """!Creates menu"""
+
+ menu = wx.Menu()
+ for eachItem in menuData:
+ if len(eachItem) == 2:
+ label = eachItem[0]
+ subMenu = self.__createMenu(eachItem[1])
+ menu.AppendMenu(wx.ID_ANY, label, subMenu)
+ else:
+ version = os.getenv("GRASS_VERSION")
+ if version == "6.4.0svn":
+ self.__createMenuItem(menu, *eachItem)
+ else:
+ self.__createMenuItem7(menu, *eachItem)
+ self.Bind(wx.EVT_MENU_HIGHLIGHT_ALL, self.OnMenuHighlight)
+ return menu
+
+# def __createMenuItem(self, menu, label, help, handler, gcmd, keywords, shortcut = '', kind = wx.ITEM_NORMAL):
+ def __createMenuItem(self, menu, label, help, handler, gcmd, kind=wx.ITEM_NORMAL):
+ """Creates menu items"""
+
+ if not label:
+ menu.AppendSeparator()
+ return
+
+ if len(gcmd) > 0:
+ helpString = gcmd + ' -- ' + help
+ else:
+ helpString = help
+
+ menuItem = menu.Append(wx.ID_ANY, label, helpString, kind)
+
+ self.menucmd[menuItem.GetId()] = gcmd
+
+ if len(gcmd) > 0 and \
+ gcmd.split()[0] not in globalvar.grassCmd['all']:
+ menuItem.Enable (False)
+
+ rhandler = eval(handler)
+
+ self.Bind(wx.EVT_MENU, rhandler, menuItem)
+
+ def __createMenuItem7(self, menu, label, help, handler, gcmd, keywords, shortcut = '', kind = wx.ITEM_NORMAL):
+ """!Creates menu items"""
+
+ if not label:
+ menu.AppendSeparator()
+ return
+
+ if len(gcmd) > 0:
+ helpString = gcmd + ' -- ' + help
+ else:
+ helpString = help
+
+ if shortcut:
+ label += '\t' + shortcut
+
+ menuItem = menu.Append(wx.ID_ANY, label, helpString, kind)
+
+ self.menucmd[menuItem.GetId()] = gcmd
+
+ if len(gcmd) > 0 and \
+ gcmd.split()[0] not in globalvar.grassCmd['all']:
+ menuItem.Enable (False)
+
+ rhandler = eval(handler)
+
+ self.Bind(wx.EVT_MENU, rhandler, menuItem)
+
+
+
+
+
+ def OnXTermNoXMon(self, event):
+ """!
+ Run commands that need xterm
+ """
+ self.OnXTerm(event, need_xmon = False)
+
+ def OnXTerm(self, event, need_xmon = True):
+ """!
+ Run commands that need interactive xmon
+
+ @param need_xmon True to start X monitor
+ """
+ # unset display mode
+ del os.environ['GRASS_RENDER_IMMEDIATE']
+
+ if need_xmon:
+ # open next available xmon
+ xmonlist = []
+
+ # make list of xmons that are not running
+ ret = gcmd.RunCommand('d.mon',
+ flags = 'L',
+ read = True)
+
+ for line in ret.split('\n'):
+ line = line.strip()
+ if line.startswith('x') and 'not running' in line:
+ xmonlist.append(line[0:2])
+
+ # find available xmon
+ xmon = xmonlist[0]
+
+ # bring up the xmon
+ cmdlist = ['d.mon', xmon]
+ p = gcmd.Command(cmdlist, wait=False)
+
+ # run the command
+ command = self.GetMenuCmd(event)
+ command = ' '.join(command)
+
+ gisbase = os.environ['GISBASE']
+
+ if sys.platform == "win32":
+ runbat = os.path.join(gisbase,'etc','grass-run.bat')
+ cmdlist = ["start", runbat, runbat, command]
+ else:
+ if sys.platform == "darwin":
+ xtermwrapper = os.path.join(gisbase,'etc','grass-xterm-mac')
+ else:
+ xtermwrapper = os.path.join(gisbase,'etc','grass-xterm-wrapper')
+
+ grassrun = os.path.join(gisbase,'etc','grass-run.sh')
+ cmdlist = [xtermwrapper, '-e', grassrun, command]
+
+ p = gcmd.Command(cmdlist, wait=False)
+
+ # reset display mode
+ os.environ['GRASS_RENDER_IMMEDIATE'] = 'TRUE'
+
+ def OnRunCmd(self, event):
+ """Run command"""
+ cmdString = event.GetString()
+
+ if cmdString[:2] == 'd.' and not self.current:
+ self.NewDisplay(show=True)
+
+ cmd = shlex.split(str(cmdString))
+ if len(cmd) > 1:
+ self.goutput.RunCmd(cmd, switchPage=True)
+ else:
+ self.goutput.RunCmd(cmd, switchPage=False)
+
+ self.OnUpdateStatusBar(None)
+
+
+ def OnUpdateStatusBar(self, event):
+ #if event is None:
+ # self.statusbar.SetStatusText("")
+ #else:
+ # self.statusbar.SetStatusText(_("Type GRASS command and run by pressing ENTER"))
+ print "asdf4"
+
+
+ def __createToolBar(self):
+ """!Creates toolbar"""
+
+ self.toolbar = self.CreateToolBar()
+ self.toolbar.SetToolBitmapSize(globalvar.toolbarSize)
+
+ for each in self.ToolbarData():
+ self.AddToolbarButton(self.toolbar, *each)
+ self.toolbar.Realize()
+
+ return self.toolbar
+
+ def OnMenuHighlight(self, event):
+ """
+ Default menu help handler
+ """
+ # Show how to get menu item info from this event handler
+ id = event.GetMenuId()
+ item = self.GetMenuBar().FindItemById(id)
+ if item:
+ text = item.GetText()
+ help = item.GetHelp()
+
+ # but in this case just call Skip so the default is done
+ event.Skip()
+
+
+ def __createNoteBook(self):
+ """!Creates notebook widgets"""
+
+ #create main notebook widget
+ nbStyle = FN.FNB_FANCY_TABS | \
+ FN.FNB_BOTTOM | \
+ FN.FNB_NO_NAV_BUTTONS | \
+ FN.FNB_NO_X_BUTTON
+
+
+ self.disp_idx = -1
+
+
+ # create displays notebook widget and add it to main notebook page
+ cbStyle = globalvar.FNPageStyle
+ self.notebook = FN.FlatNotebook(parent=self, id=wx.ID_ANY, style=cbStyle)
+
+ self.notebook.SetTabAreaColour(globalvar.FNPageColor)
+
+ # self._lmgr=wx.aui.AuiManager(self)
+ self.pg_panel = MapFrame(parent=self.notebook, id=wx.ID_ANY, Map=render.Map(), size=globalvar.MAP_WINDOW_SIZE,frame=self,flag=True,gismgr=self)
+
+ self.disp_idx = self.disp_idx + 1
+ self.notebook.AddPage(self.pg_panel, text="Display "+ str(self.disp_idx), select = True)
+
+
+ # self.notebook.Bind(FN.EVT_FLATNOTEBOOK_PAGE_CHANGED, self.OnPageChanged)
+ # self.notebook.Bind(FN.EVT_FLATNOTEBOOK_PAGE_CLOSING, self.OnPageClosed)
+
+
+ self.notebook.Bind(FN.EVT_FLATNOTEBOOK_PAGE_CHANGED, self.OnCBPageChanged)
+ self.notebook.Bind(FN.EVT_FLATNOTEBOOK_PAGE_CLOSING, self.OnCBPageClosed)
+
+
+ return self.notebook
+
+ def OnPageChanged(self, event):
+ """!Page in notebook changed"""
+ pageno = event.GetSelection()
+ self.page = self.notebook.GetPage(pageno)
+ if page == self.goutput.pageid:
+ # remove '(...)'
+ self.notebook.SetPageText(page, _("Command output"))
+
+ event.Skip()
+
+ def OnCBPageClosed(self, event):
+ """
+ Page of notebook closed
+ Also close associated map display
+ """
+ self.curr_page = self.notebook.GetCurrentPage()
+ if UserSettings.Get(group='manager', key='askOnQuit', subkey='enabled'):
+ maptree = self.curr_page.maptree
+
+ if self.workspaceFile:
+ message = _("Do you want to save changes in the workspace?")
+ else:
+ message = _("Do you want to store current settings "
+ "to workspace file?")
+
+ # ask user to save current settings
+ if maptree.GetCount() > 0:
+ dlg = wx.MessageDialog(self,
+ message=message,
+ caption=_("Close Map Display %d") % (self.curr_pagenum + 1),
+ style=wx.YES_NO | wx.YES_DEFAULT |
+ wx.CANCEL | wx.ICON_QUESTION | wx.CENTRE)
+ ret = dlg.ShowModal()
+ if ret == wx.ID_YES:
+ if not self.workspaceFile:
+ self.OnWorkspaceSaveAs()
+ else:
+ self.SaveToWorkspaceFile(self.workspaceFile)
+ elif ret == wx.ID_CANCEL:
+ event.Veto()
+ dlg.Destroy()
+ return
+ dlg.Destroy()
+
+ self.notebook.GetPage(event.GetSelection()).maptree.Map.Clean()
+ self.notebook.GetPage(event.GetSelection()).maptree.Close(True)
+ self.disp_idx = self.disp_idx - 1
+
+ self.curr_page = None
+
+ event.Skip()
+
+ def OnCBPageChanged(self, event):
+ """!Page in notebook (display) changed"""
+
+
+ old_pgnum = event.GetOldSelection()
+ new_pgnum = event.GetSelection()
+
+ self.oldpage = self.notebook.GetPage(old_pgnum)
+
+
+ self.curr_page = self.notebook.GetCurrentPage()
+ self.curr_pagenum = self.notebook.GetSelection()
+
+
+
+ # self.cmbMapset.SetValue(self.cb_loclist[self.disp_idx])
+ # self.cmbLocation.SetValue(self.cb_loclist[self.disp_idx])
+# self.disp_idx
+
+
+ index = self.notebook.GetSelection()
+ self.page = self.notebook.GetPage(index)
+
+
+
+
+
+ # print index
+# print self.cb_mapfile
+ #import pdb
+ # pdb.set_trace()
+
+ try:
+ a_loc = str(self.cb_loclist[index])
+ a_map = str(self.cb_maplist[index])
+
+ # a_mapfile = self.cb_mapfile[index]
+
+ except IndexError:
+ a_loc = "Select Location"
+ a_map = "Select Mapset"
+
+ self.cmbLocation.SetValue(a_loc)
+ self.cmbMapset.SetValue(a_map)
+
+
+
+ try:
+ self.gisrc['LOCATION_NAME'] = self.cb_loclist[index]
+ self.gisrc['MAPSET'] = self.cb_maplist[index]
+
+
+ except:
+ pass
+ #self.page.Map.Region = self.page.Map.GetRegion()
+
+ self.update_grassrc(self.gisrc)
+
+
+ event.Skip()
+
+
+
+ def OnGeorectify(self, event):
+ """
+ Launch georectifier module
+ """
+ georect.GeorectWizard(self)
+
+
+ def OnGModeler(self, event):
+ """!Launch Graphical Modeler"""
+ win = gmodeler.ModelFrame(parent = self)
+ win.CentreOnScreen()
+
+ win.Show()
+
+
+ def OnRunModel(self, event):
+ """!Run model"""
+ filename = ''
+ dlg = wx.FileDialog(parent = self, message=_("Choose model to run"),
+ defaultDir = os.getcwd(),
+ wildcard=_("GRASS Model File (*.gxm)|*.gxm"))
+ if dlg.ShowModal() == wx.ID_OK:
+ filename = dlg.GetPath()
+
+ if not filename:
+ return
+
+ self.model = gmodeler.Model()
+ self.model.LoadModel(filename)
+ self.SetStatusText(_('Validating model...'), 0)
+ result = self.model.Validate()
+ if result:
+ dlg = wx.MessageDialog(parent = self,
+ message = _('Model is not valid. Do you want to '
+ 'run the model anyway?\n\n%s') % '\n'.join(errList),
+ caption=_("Run model?"),
+ style = wx.YES_NO | wx.NO_DEFAULT |
+ wx.ICON_QUESTION | wx.CENTRE)
+ ret = dlg.ShowModal()
+ if ret != wx.ID_YES:
+ return
+
+ self.SetStatusText(_('Running model...'), 0)
+ self.model.Run(log = self.goutput,
+ onDone = self.OnDone)
+
+
+
+ def OnMapsets(self, event):
+ """
+ Launch mapset access dialog
+ """
+ dlg = preferences.MapsetAccess(parent=self, id=wx.ID_ANY)
+ dlg.CenterOnScreen()
+
+ # if OK is pressed...
+ if dlg.ShowModal() == wx.ID_OK:
+ ms = dlg.GetMapsets()
+ # run g.mapsets with string of accessible mapsets
+ gcmd.RunCommand('g.mapsets',
+ parent = self,
+ mapset = '%s' % ','.join(ms))
+
+ def OnRDigit(self, event):
+ """
+ Launch raster digitizing module
+ """
+ pass
+
+ def OnPageChanged(self,event):
+ self.current = self.notebook.GetPage(event.GetSelection())
+ #self.current = self.notebook.GetCurrentPage()
+ #self.current.Map = self.GetMapDisplay()
+ event.Skip()
+
+
+
+ def OnPageClosed(self, event):
+ """
+ Page of notebook closed
+ Also close associated map display
+ """
+
+
+# if UserSettings.Get(group='manager', key='askOnQuit', subkey='enabled'):
+# maptree = self.current.maptree
+#
+# if self.workspaceFile:
+# message = _("Do you want to save changes in the workspace?")
+# else:
+# message = _("Do you want to store current settings "
+# "to workspace file?")
+#
+# # ask user to save current settings
+# if maptree.GetCount() > 0:
+# dlg = wx.MessageDialog(self,
+# message=message,
+# caption=_("Close Map Display %d") % (self.disp_idx),
+# style=wx.YES_NO | wx.YES_DEFAULT |
+# wx.CANCEL | wx.ICON_QUESTION | wx.CENTRE)
+# ret = dlg.ShowModal()
+# if ret == wx.ID_YES:
+# if not self.workspaceFile:
+# self.OnWorkspaceSaveAs()
+# else:
+# self.SaveToWorkspaceFile(self.workspaceFile)
+# elif ret == wx.ID_CANCEL:
+#
+# event.Veto()
+# dlg.Destroy()
+# return
+# dlg.Destroy()
+
+
+ self.notebook.GetPage(event.GetSelection()).maptree.Map.Clean()
+ self.disp_idx = self.disp_idx - 1
+ self.notebook.DeletePage(self.notebook.GetCurrentPage())
+ self.current = self.notebook.GetCurrentPage()
+ #self.current.Map.Clean()
+ event.Skip()
+
+
+ def GetLogWindow(self):
+ """!Get widget for command output"""
+ return self.gmconsole.goutput
+
+ def GetMenuCmd(self, event):
+ """!Get GRASS command from menu item
+
+ Return command as a list"""
+ layer = None
+
+ if event:
+ cmd = self.menucmd[event.GetId()]
+
+ try:
+ cmdlist = cmd.split(' ')
+ except: # already list?
+ cmdlist = cmd
+
+ # check list of dummy commands for GUI modules that do not have GRASS
+ # bin modules or scripts.
+ if cmd in ['vcolors']:
+ return cmdlist
+
+ try:
+ layer = self.current.maptree.layer_selected
+ name = self.current.maptree.GetPyData(layer)[0]['maplayer'].name
+ type = self.current.maptree.GetPyData(layer)[0]['type']
+ except:
+ layer = None
+ if layer and len(cmdlist) == 1: # only if no paramaters given
+ if (type == 'raster' and cmdlist[0][0] == 'r' and cmdlist[0][1] != '3') or \
+ (type == 'vector' and cmdlist[0][0] == 'v'):
+ input = menuform.GUI().GetCommandInputMapParamKey(cmdlist[0])
+ if input:
+ cmdlist.append("%s=%s" % (input, name))
+
+ return cmdlist
+
+ def RunMenuCmd(self, event):
+ """!Run command selected from menu"""
+ print "asdf"
+ #cmd = self.GetMenuCmd(event)
+ #goutput.GMConsole(self, pageid=1).RunCmd(cmd, switchPage=True)
+
+ def OnMenuCmd(self, event, cmd = ''):
+ """!Parse command selected from menu"""
+ if event:
+ cmd = self.GetMenuCmd(event)
+ menuform.GUI().ParseCommand(cmd, parentframe=self)
+
+ def OnChangeLocation(self, event):
+ """Change current location"""
+ pass
+
+ def OnChangeMapset(self, event):
+ """Change current mapset"""
+ pass
+
+ def OnNewVector(self, event):
+ """!Create new vector map layer"""
+ name, add = gdialogs.CreateNewVector(self, cmd = (('v.edit', { 'tool' : 'create' }, 'map')))
+
+ if name and add:
+ # add layer to map layer tree
+ self.current.maptree.AddLayer(ltype='vector',
+ lname=name,
+ lchecked=True,
+ lopacity=1.0,
+ lcmd=['d.vect', 'map=%s' % name])
+
+ def OnMenuTree(self, event):
+ """!Show dialog with menu tree"""
+ dlg = MenuTreeWindow(self)
+ dlg.CentreOnScreen()
+ dlg.Show()
+
+ def OnAboutGRASS(self, event):
+ """!Display 'About GRASS' dialog"""
+ win = AboutWindow(self)
+ win.Centre()
+ win.Show(True)
+
+ def OnWorkspace(self, event):
+ """!Workspace menu (new, load)"""
+ point = wx.GetMousePosition()
+ menu = wx.Menu()
+
+ # Add items to the menu
+ new = wx.MenuItem(menu, wx.ID_ANY, Icons["workspaceNew"].GetLabel())
+ new.SetBitmap(Icons["workspaceNew"].GetBitmap(self.iconsize))
+ menu.AppendItem(new)
+ self.Bind(wx.EVT_MENU, self.OnWorkspaceNew, new)
+
+ load = wx.MenuItem(menu, wx.ID_ANY, Icons["workspaceLoad"].GetLabel())
+ load.SetBitmap(Icons["workspaceLoad"].GetBitmap(self.iconsize))
+ menu.AppendItem(load)
+ self.Bind(wx.EVT_MENU, self.OnWorkspaceLoad, load)
+
+ # create menu
+ self.PopupMenu(menu)
+ menu.Destroy()
+
+# def OnWorkspaceNew(self, event=None):
+# """!Create new workspace file
+#
+# Erase current workspace settings first"""
+#
+# Debug.msg(4, "GMFrame.OnWorkspaceNew():")
+#
+# # start new map display if no display is available
+# if not self.current:
+# self.NewDisplay()
+#
+# maptree = self.current.maptree
+#
+# # ask user to save current settings
+# if maptree.GetCount() > 0:
+# dlg = wx.MessageDialog(self, message=_("Current workspace is not empty. "
+# "Do you want to store current settings "
+# "to workspace file?"),
+# caption=_("Create new workspace?"),
+# style=wx.YES_NO | wx.YES_DEFAULT | \
+# wx.CANCEL | wx.ICON_QUESTION)
+# ret = dlg.ShowModal()
+# if ret == wx.ID_YES:
+# self.OnWorkspaceSaveAs()
+# elif ret == wx.ID_CANCEL:
+# dlg.Destroy()
+# return
+#
+# dlg.Destroy()
+#
+# # delete all items
+# maptree.DeleteAllItems()
+#
+# # add new root element
+# maptree.root = maptree.AddRoot("Map Layers")
+# self.current.maptree.SetPyData(maptree.root, (None,None))
+#
+# # no workspace file loaded
+# self.workspaceFile = None
+# self.SetTitle(self.baseTitle)
+
+
+ def OnWorkspaceNew(self, event = None):
+ """!Create new workspace file
+
+ Erase current workspace settings first
+ """
+ Debug.msg(4, "GMFrame.OnWorkspaceNew():")
+
+ # start new map display if no display is available
+ if not self.curr_page:
+ self.NewDisplay()
+
+ maptree = self.curr_page.maptree
+
+ # ask user to save current settings
+ if self.workspaceFile and self.workspaceChanged:
+ self.OnWorkspaceSave()
+ elif self.workspaceFile is None and maptree.GetCount() > 0:
+ dlg = wx.MessageDialog(self, message=_("Current workspace is not empty. "
+ "Do you want to store current settings "
+ "to workspace file?"),
+ caption=_("Create new workspace?"),
+ style=wx.YES_NO | wx.YES_DEFAULT | \
+ wx.CANCEL | wx.ICON_QUESTION)
+ ret = dlg.ShowModal()
+ if ret == wx.ID_YES:
+ self.OnWorkspaceSaveAs()
+ elif ret == wx.ID_CANCEL:
+ dlg.Destroy()
+ return
+
+ dlg.Destroy()
+
+ # delete all items
+ maptree.DeleteAllItems()
+
+ # add new root element
+ maptree.root = maptree.AddRoot("Map Layers")
+ self.curr_page.maptree.SetPyData(maptree.root, (None,None))
+
+ # no workspace file loaded
+ self.workspaceFile = None
+ self.workspaceChanged = False
+ self.SetTitle(self.baseTitle)
+
+
+ def OnWorkspaceOpen(self, event=None):
+ """!Open file with workspace definition"""
+ dlg = wx.FileDialog(parent=self, message=_("Choose workspace file"),
+ defaultDir=os.getcwd(), wildcard="*.gxw")
+
+ filename = ''
+ if dlg.ShowModal() == wx.ID_OK:
+ filename = dlg.GetPath()
+
+ if filename == '':
+ return
+
+ Debug.msg(4, "GMFrame.OnWorkspaceOpen(): filename=%s" % filename)
+
+ # delete current layer tree content
+ self.OnWorkspaceClose()
+
+ self.LoadWorkspaceFile(filename)
+
+ self.workspaceFile = filename
+ self.SetTitle(self.baseTitle + " - " + os.path.basename(self.workspaceFile))
+
+ def LoadWorkspaceFile(self, filename):
+ """!Load layer tree definition stored in GRASS Workspace XML file (gxw)
+
+ @todo Validate against DTD
+
+ @return True on success
+ @return False on error
+ """
+ # dtd
+ dtdFilename = os.path.join(globalvar.ETCWXDIR, "xml", "grass-gxw.dtd")
+
+ # parse workspace file
+ try:
+ gxwXml = workspace.ProcessWorkspaceFile(etree.parse(filename))
+ except Exception, err:
+ raise gcmd.GStdError(_("Reading workspace file <%(file)s> failed.\n"
+ "Invalid file, unable to parse XML document."
+ "\n\n%(err)s") % { 'file' : filename, 'err': err},
+ parent = self)
+
+ busy = wx.BusyInfo(message=_("Please wait, loading workspace..."),
+ parent=self)
+ wx.Yield()
+
+ #
+ # load layer manager window properties
+ #
+ if UserSettings.Get(group='workspace', key='posManager', subkey='enabled') is False:
+ if gxwXml.layerManager['pos']:
+ self.SetPosition(gxwXml.layerManager['pos'])
+ if gxwXml.layerManager['size']:
+ self.SetSize(gxwXml.layerManager['size'])
+
+ #
+ # start map displays first (list of layers can be empty)
+ #
+ displayId = 0
+ mapdisplay = []
+ for display in gxwXml.displays:
+ mapdisplay.append(self.NewDisplay())
+ maptree = self.notebook.GetPage(displayId).maptree
+
+ # set windows properties
+ mapdisplay[-1].SetProperties(render=display['render'],
+ mode=display['mode'],
+ showCompExtent=display['showCompExtent'],
+ constrainRes=display['constrainRes'],
+ projection=display['projection']['enabled'])
+
+ if display['projection']['enabled']:
+ if display['projection']['epsg']:
+ UserSettings.Set(group = 'display', key = 'projection', subkey = 'epsg',
+ value = display['projection']['epsg'])
+ if display['projection']['proj']:
+ UserSettings.Set(group = 'display', key = 'projection', subkey = 'proj4',
+ value = display['projection']['proj'])
+
+ # set position and size of map display
+ if UserSettings.Get(group='workspace', key='posDisplay', subkey='enabled') is False:
+ if display['pos']:
+ mapdisplay[-1].SetPosition(display['pos'])
+ if display['size']:
+ mapdisplay[-1].SetSize(display['size'])
+
+ # set extent if defined
+ if display['extent']:
+ w, s, e, n = display['extent']
+ maptree.Map.region = maptree.Map.GetRegion(w=w, s=s, e=e, n=n)
+
+ mapdisplay[-1].Show()
+
+ displayId += 1
+
+ maptree = None
+ selected = [] # list of selected layers
+ #
+ # load list of map layers
+ #
+ for layer in gxwXml.layers:
+ display = layer['display']
+ maptree = self.notebook.GetPage(display).maptree
+
+ newItem = maptree.AddLayer(ltype=layer['type'],
+ lname=layer['name'],
+ lchecked=layer['checked'],
+ lopacity=layer['opacity'],
+ lcmd=layer['cmd'],
+ lgroup=layer['group'],
+ lnviz=layer['nviz'],
+ lvdigit=layer['vdigit'])
+
+ if layer.has_key('selected'):
+ if layer['selected']:
+ selected.append((maptree, newItem))
+ else:
+ maptree.SelectItem(newItem, select=False)
+
+ for maptree, layer in selected:
+ if not maptree.IsSelected(layer):
+ maptree.SelectItem(layer, select=True)
+ maptree.layer_selected = layer
+
+ busy.Destroy()
+
+ if maptree:
+ # reverse list of map layers
+ maptree.Map.ReverseListOfLayers()
+
+ for mdisp in mapdisplay:
+ mdisp.MapWindow2D.UpdateMap()
+
+ return True
+
+ def OnWorkspaceLoad(self, event=None):
+ """!Load given map layers into layer tree"""
+ dialog = gdialogs.LoadMapLayersDialog(parent=self, title=_("Load map layers into layer tree"))
+
+ if dialog.ShowModal() == wx.ID_OK:
+ # start new map display if no display is available
+ if not self.current:
+ self.NewDisplay()
+
+ maptree = self.current.maptree
+ busy = wx.BusyInfo(message=_("Please wait, loading workspace..."),
+ parent=self)
+ wx.Yield()
+
+ for layerName in dialog.GetMapLayers():
+ if dialog.GetLayerType() == 'raster':
+ cmd = ['d.rast', 'map=%s' % layerName]
+ elif dialog.GetLayerType() == 'vector':
+ cmd = ['d.vect', 'map=%s' % layerName]
+ newItem = maptree.AddLayer(ltype=dialog.GetLayerType(),
+ lname=layerName,
+ lchecked=True,
+ lopacity=1.0,
+ lcmd=cmd,
+ lgroup=None)
+
+ busy.Destroy()
+
+ def OnWorkspaceLoadGrcFile(self, event):
+ """!Load map layers from GRC file (Tcl/Tk GUI) into map layer tree"""
+ dlg = wx.FileDialog(parent=self, message=_("Choose GRC file to load"),
+ defaultDir=os.getcwd(), wildcard="*.grc")
+
+ filename = ''
+ if dlg.ShowModal() == wx.ID_OK:
+ filename = dlg.GetPath()
+
+ if filename == '':
+ return
+
+ Debug.msg(4, "GMFrame.OnWorkspaceLoadGrcFile(): filename=%s" % filename)
+
+ # start new map display if no display is available
+ if not self.current:
+ self.NewDisplay()
+
+ busy = wx.BusyInfo(message=_("Please wait, loading workspace..."),
+ parent=self)
+ wx.Yield()
+
+ maptree = None
+ for layer in workspace.ProcessGrcFile(filename).read(self):
+ maptree = self.gm_cb.GetPage(layer['display']).maptree
+ newItem = maptree.AddLayer(ltype=layer['type'],
+ lname=layer['name'],
+ lchecked=layer['checked'],
+ lopacity=layer['opacity'],
+ lcmd=layer['cmd'],
+ lgroup=layer['group'])
+
+ busy.Destroy()
+
+ if maptree:
+ # reverse list of map layers
+ maptree.Map.ReverseListOfLayers()
+
+ def OnWorkspaceSaveAs(self, event=None):
+ """!Save workspace definition to selected file"""
+
+ dlg = wx.FileDialog(parent=self, message=_("Choose file to save current workspace"),
+ defaultDir=os.getcwd(), wildcard="*.gxw", style=wx.FD_SAVE)
+
+ filename = ''
+ if dlg.ShowModal() == wx.ID_OK:
+ filename = dlg.GetPath()
+
+ if filename == '':
+ return False
+
+ # check for extension
+ if filename[-4:] != ".gxw":
+ filename += ".gxw"
+
+ if os.path.exists(filename):
+ dlg = wx.MessageDialog(self, message=_("Workspace file <%s> already exists. "
+ "Do you want to overwrite this file?") % filename,
+ caption=_("Save workspace"), style=wx.YES_NO | wx.YES_DEFAULT | wx.ICON_QUESTION)
+ if dlg.ShowModal() != wx.ID_YES:
+ dlg.Destroy()
+ return False
+
+ Debug.msg(4, "GMFrame.OnWorkspaceSaveAs(): filename=%s" % filename)
+
+ self.SaveToWorkspaceFile(filename)
+ self.workspaceFile = filename
+ self.SetTitle(self.baseTitle + " - " + os.path.basename(self.workspaceFile))
+
+ def OnWorkspaceSave(self, event=None):
+ """!Save file with workspace definition"""
+
+ if self.workspaceFile:
+ dlg = wx.MessageDialog(self, message=_("Workspace file <%s> already exists. "
+ "Do you want to overwrite this file?") % \
+ self.workspaceFile,
+ caption=_("Save workspace"), style=wx.YES_NO | wx.YES_DEFAULT | wx.ICON_QUESTION)
+ if dlg.ShowModal() == wx.ID_NO:
+ dlg.Destroy()
+ else:
+ Debug.msg(4, "GMFrame.OnWorkspaceSave(): filename=%s" % self.workspaceFile)
+ self.SaveToWorkspaceFile(self.workspaceFile)
+ else:
+ self.OnWorkspaceSaveAs()
+
+ def SaveToWorkspaceFile(self, filename):
+ """!Save layer tree layout to workspace file
+
+ Return True on success, False on error
+ """
+
+ try:
+ file = open(filename, "w")
+ except IOError:
+ wx.MessageBox(parent=self,
+ message=_("Unable to open workspace file <%s> for writing.") % filename,
+ caption=_("Error"), style=wx.OK | wx.ICON_ERROR | wx.CENTRE)
+ return False
+
+ try:
+ workspace.WriteWorkspaceFile(lmgr=self, file=file)
+ except StandardError, e:
+ file.close()
+ wx.MessageBox(parent=self,
+ message=_("Writing current settings to workspace file failed (%s)." % e),
+ caption=_("Error"),
+ style=wx.OK | wx.ICON_ERROR | wx.CENTRE)
+ return False
+
+ file.close()
+
+ return True
+
+ def OnWorkspaceClose(self, event=None):
+ """!Close file with workspace definition
+
+ If workspace has been modified ask user to save the changes.
+ """
+
+ Debug.msg(4, "GMFrame.OnWorkspaceClose(): file=%s" % self.workspaceFile)
+ self.workspaceFile = None
+ self.SetTitle(self.baseTitle)
+
+ displays = []
+ for page in range(0, self.notebook.GetPageCount()):
+ displays.append(self.notebook.GetPage(page).maptree.mapdisplay)
+
+ for display in displays:
+ display.OnCloseWindow(event)
+
+ self.disp_idx = 0
+ self.curr_page = None
+
+
+ def RulesCmd(self, event, cmd = ''):
+ """
+ Launches dialog for commands that need rules
+ input and processes rules
+ """
+ if event:
+ cmd = self.GetMenuCmd(event)
+
+ if cmd[0] == 'r.colors' or cmd[0] == 'vcolors':
+ ctable = colorrules.ColorTable(self, cmd=cmd[0])
+ ctable.Show()
+ else:
+ dlg = rules.RulesText(self, cmd=cmd)
+ dlg.CenterOnScreen()
+ if dlg.ShowModal() == wx.ID_OK:
+ gtemp = utils.GetTempfile()
+ output = open(gtemp, "w")
+ try:
+ output.write(dlg.rules)
+ finally:
+ output.close()
+
+ cmdlist = [cmd[0],
+ 'input=%s' % dlg.inmap,
+ 'output=%s' % dlg.outmap,
+ 'rules=%s' % gtemp]
+
+ if dlg.overwrite == True:
+ cmdlist.append('--o')
+
+ dlg.Destroy()
+
+ self.goutput.RunCmd(cmdlist)
+
+ def OnPreferences(self, event):
+ """!General GUI preferences/settings"""
+ if not self.dialogs['preferences']:
+ dlg = preferences.PreferencesDialog(parent=self)
+ self.dialogs['preferences'] = dlg
+ self.dialogs['preferences'].CenterOnScreen()
+
+ self.dialogs['preferences'].ShowModal()
+
+ def DispHistogram(self, event):
+ """
+ Init histogram display canvas and tools
+ """
+ self.histogram = histogram.HistFrame(self,
+ id=wx.ID_ANY, pos=wx.DefaultPosition, size=(400,300),
+ style=wx.DEFAULT_FRAME_STYLE)
+
+ #show new display
+ self.histogram.Show()
+ self.histogram.Refresh()
+ self.histogram.Update()
+
+ def DispProfile(self, event):
+ """
+ Init profile canvas and tools
+ """
+ self.profile = profile.ProfileFrame(self,
+ id=wx.ID_ANY, pos=wx.DefaultPosition, size=(400,300),
+ style=wx.DEFAULT_FRAME_STYLE)
+ self.profile.Show()
+ self.profile.Refresh()
+ self.profile.Update()
+
+ def DispMapCalculator(self, event):
+ """
+ Init map calculator for interactive creation of mapcalc statements
+ """
+
+ self.mapcalculator = mapcalculator.MapCalcFrame(self, wx.ID_ANY, title='',
+ dimension=2)
+
+ def Disp3DMapCalculator(self, event):
+ """
+ Init map calculator for interactive creation of mapcalc statements
+ """
+
+ self.mapcalculator = mapcalculator.MapCalcFrame(self, wx.ID_ANY, title='',
+ dimension=3)
+
+ def AddToolbarButton(self, toolbar, label, icon, help, handler):
+ """!Adds button to the given toolbar"""
+
+ if not label:
+ toolbar.AddSeparator()
+ return
+ tool = toolbar.AddLabelTool(id=wx.ID_ANY, label=label, bitmap=icon, shortHelp=help)
+ self.Bind(wx.EVT_TOOL, handler, tool)
+
+ def ToolbarData(self):
+
+ return (
+ ('newdisplay', Icons["newdisplay"].GetBitmap(),
+ Icons["newdisplay"].GetLabel(), self.OnNewDisplay),
+ ('', '', '', ''),
+ ('workspaceLoad', Icons["workspaceLoad"].GetBitmap(),
+ Icons["workspaceLoad"].GetLabel(), self.OnWorkspace),
+ ('workspaceOpen', Icons["workspaceOpen"].GetBitmap(),
+ Icons["workspaceOpen"].GetLabel(), self.OnWorkspaceOpen),
+ ('workspaceSave', Icons["workspaceSave"].GetBitmap(),
+ Icons["workspaceSave"].GetLabel(), self.OnWorkspaceSave),
+ ('', '', '', ''),
+ ('addrast', Icons["addrast"].GetBitmap(),
+ Icons["addrast"].GetLabel(), self.OnAddRaster),
+ ('addshaded', Icons["addshaded"].GetBitmap(),
+ _("Add various raster-based map layers"), self.OnAddRasterMisc),
+ ('addvect', Icons["addvect"].GetBitmap(),
+ Icons["addvect"].GetLabel(), self.OnAddVector),
+ ('addthematic', Icons["addthematic"].GetBitmap(),
+ _("Add various vector-based map layer"), self.OnAddVectorMisc),
+ ('addcmd', Icons["addcmd"].GetBitmap(),
+ Icons["addcmd"].GetLabel(), self.OnAddCommand),
+ ('addgrp', Icons["addgrp"].GetBitmap(),
+ Icons["addgrp"].GetLabel(), self.OnAddGroup),
+ ('addovl', Icons["addovl"].GetBitmap(),
+ Icons["addovl"].GetLabel(), self.OnAddOverlay),
+ ('delcmd', Icons["delcmd"].GetBitmap(),
+ Icons["delcmd"].GetLabel(), self.OnDeleteLayer),
+ ('', '', '', ''),
+ ('attrtable', Icons["attrtable"].GetBitmap(),
+ Icons["attrtable"].GetLabel(), self.OnShowAttributeTable)
+ )
+
+ def OnImportDxfFile(self, event):
+ """!Convert multiple DXF layers to GRASS vector map layers"""
+ dlg = gdialogs.MultiImportDialog(parent=self, type='dxf',
+ title=_("Import DXF layers"))
+ dlg.ShowModal()
+
+ def OnImportGdalLayers(self, event):
+ """!Convert multiple GDAL layers to GRASS raster map layers"""
+ dlg = gdialogs.MultiImportDialog(parent=self, type='gdal',
+ title=_("Import GDAL layers"))
+ dlg.ShowModal()
+
+ def OnLinkGdalLayers(self, event):
+ """!Link multiple GDAL layers to GRASS raster map layers"""
+ dlg = gdialogs.MultiImportDialog(parent=self, type='gdal',
+ title=_("Link GDAL layers"),
+ link = True)
+ dlg.ShowModal()
+
+ def OnImportOgrLayers(self, event):
+ """!Convert multiple OGR layers to GRASS vector map layers"""
+ dlg = gdialogs.MultiImportDialog(parent=self, type='ogr',
+ title=_("Import OGR layers"))
+ dlg.ShowModal()
+
+ def OnLinkOgrLayers(self, event):
+ """!Links multiple OGR layers to GRASS vector map layers"""
+ dlg = gdialogs.MultiImportDialog(parent=self, type='ogr',
+ title=_("Link OGR layers"),
+ link = True)
+ dlg.ShowModal()
+
+ def OnImportWMS(self, event):
+ """!Import data from OGC WMS server"""
+ dlg = ogc_services.WMSDialog(parent = self, service = 'wms')
+ dlg.CenterOnScreen()
+
+ if dlg.ShowModal() == wx.ID_OK: # -> import layers
+ layers = dlg.GetLayers()
+
+ if len(layers.keys()) > 0:
+ for layer in layers.keys():
+ cmd = ['r.in.wms',
+ 'mapserver=%s' % dlg.GetSettings()['server'],
+ 'layers=%s' % layer,
+ 'output=%s' % layer]
+ styles = ','.join(layers[layer])
+ if styles:
+ cmd.append('styles=%s' % styles)
+ self.goutput.RunCmd(cmd, switchPage = True)
+ else:
+ self.goutput.WriteWarning(_("Nothing to import. No WMS layer selected."))
+
+ dlg.Destroy()
+
+ def OnShowAttributeTable(self, event):
+ """
+ Show attribute table of the given vector map layer
+ """
+ if not self.current:
+ self.MsgNoLayerSelected()
+ return
+
+ layer = self.current.maptree.layer_selected
+ # no map layer selected
+ if not layer:
+ self.MsgNoLayerSelected()
+ return
+
+ # available only for vector map layers
+ try:
+ maptype = self.current.maptree.GetPyData(layer)[0]['maplayer'].type
+ except:
+ maptype = None
+
+ if not maptype or maptype != 'vector':
+ wx.MessageBox(parent=self,
+ message=_("Attribute management is available only "
+ "for vector maps."),
+ caption=_("Message"),
+ style=wx.OK | wx.ICON_INFORMATION | wx.CENTRE)
+ return
+
+ if not self.current.maptree.GetPyData(layer)[0]:
+ return
+ dcmd = self.current.maptree.GetPyData(layer)[0]['cmd']
+ if not dcmd:
+ return
+
+ busy = wx.BusyInfo(message=_("Please wait, loading attribute data..."),
+ parent=self)
+ wx.Yield()
+
+ dbmanager = dbm.AttributeManager(parent=self, id=wx.ID_ANY,
+ size=wx.Size(500, 300),
+ item=layer, log=self.goutput)
+
+ busy.Destroy()
+
+ # register ATM dialog
+ self.dialogs['atm'].append(dbmanager)
+
+ # show ATM window
+ dbmanager.Show()
+
+ def OnNewDisplay(self, event=None):
+ """!Create new layer tree and map display instance"""
+ self.NewDisplay()
+
+ def NewDisplay(self):
+ """!Create new layer tree, which will
+ create an associated map display frame
+
+ @param show show map display window if True
+
+ @return reference to mapdisplay intance
+ """
+ Debug.msg(1, "GMFrame.NewDisplay(): idx=%d" % self.disp_idx)
+
+ #wx.MessageBox(parent=self,
+ # message=_("This part is under development. New display does not work when you change location and mapset"),
+ # caption=_("Data Catalog"),
+ # style=wx.OK | wx.ICON_INFORMATION | wx.CENTRE)
+
+ # make a new page in the bookcontrol for the layer tree (on page 0 of the notebook)
+
+ self.disp_idx = self.disp_idx + 1
+# self.curr_pagenum = self.disp_idx
+ self.locationchange = True
+
+# self.cb_loclist.append( str(self.cmbLocation.GetValue()) )
+ # self.cb_maplist.append( str(self.cmbMapset.GetValue()) )
+
+ #print self.cb_maplist
+ #print self.cb_loclist
+
+
+ self.page = MapFrame(parent=self.notebook, id=wx.ID_ANY, Map=render.Map(), size=globalvar.MAP_WINDOW_SIZE,frame=self)
+ self.notebook.AddPage(self.page, text="Display "+ str(self.disp_idx), select = True)
+
+ self.current = self.notebook.GetCurrentPage()
+
+
+
+
+ # toolBar button handlers
+ def OnAddRaster(self, event):
+ """!Add raster map layer"""
+ #create image list to use with layer tree
+ il = wx.ImageList(16, 16, mask=False)
+
+ trart = wx.ArtProvider.GetBitmap(wx.ART_FOLDER_OPEN, wx.ART_OTHER, (16, 16))
+ self.folder_open = il.Add(trart)
+ trart = wx.ArtProvider.GetBitmap(wx.ART_FOLDER, wx.ART_OTHER, (16, 16))
+ self.folder = il.Add(trart)
+
+ bmpsize = (16, 16)
+ trgif = Icons["addrast"].GetBitmap(bmpsize)
+ self.rast_icon = il.Add(trgif)
+
+ trgif = Icons["addrast3d"].GetBitmap(bmpsize)
+ self.rast3d_icon = il.Add(trgif)
+
+ trgif = Icons["addrgb"].GetBitmap(bmpsize)
+ self.rgb_icon = il.Add(trgif)
+
+ trgif = Icons["addhis"].GetBitmap(bmpsize)
+ self.his_icon = il.Add(trgif)
+
+ trgif = Icons["addshaded"].GetBitmap(bmpsize)
+ self.shaded_icon = il.Add(trgif)
+
+ trgif = Icons["addrarrow"].GetBitmap(bmpsize)
+ self.rarrow_icon = il.Add(trgif)
+
+ trgif = Icons["addrnum"].GetBitmap(bmpsize)
+ self.rnum_icon = il.Add(trgif)
+
+ trgif = Icons["addvect"].GetBitmap(bmpsize)
+ self.vect_icon = il.Add(trgif)
+
+ trgif = Icons["addthematic"].GetBitmap(bmpsize)
+ self.theme_icon = il.Add(trgif)
+
+ trgif = Icons["addchart"].GetBitmap(bmpsize)
+ self.chart_icon = il.Add(trgif)
+
+ trgif = Icons["addgrid"].GetBitmap(bmpsize)
+ self.grid_icon = il.Add(trgif)
+
+ trgif = Icons["addgeodesic"].GetBitmap(bmpsize)
+ self.geodesic_icon = il.Add(trgif)
+
+ trgif = Icons["addrhumb"].GetBitmap(bmpsize)
+ self.rhumb_icon = il.Add(trgif)
+
+ trgif = Icons["addlabels"].GetBitmap(bmpsize)
+ self.labels_icon = il.Add(trgif)
+
+ trgif = Icons["addcmd"].GetBitmap(bmpsize)
+ self.cmd_icon = il.Add(trgif)
+
+# self.current.maptree.AssignImageList(il)
+
+
+ self.AddRaster(event)
+
+ def OnAddRasterMisc(self, event):
+ """!Add raster menu"""
+ # start new map display if no display is available
+ if not self.current:
+ self.NewDisplay()
+
+ point = wx.GetMousePosition()
+ rastmenu = wx.Menu()
+
+ # add items to the menu
+ if self.current.maptree.mapdisplay.toolbars['nviz']:
+ addrast3d = wx.MenuItem(rastmenu, -1, Icons ["addrast3d"].GetLabel())
+ addrast3d.SetBitmap(Icons["addrast3d"].GetBitmap (self.iconsize))
+ rastmenu.AppendItem(addrast3d)
+ self.Bind(wx.EVT_MENU, self.AddRaster3d, addrast3d)
+
+ addshaded = wx.MenuItem(rastmenu, -1, Icons ["addshaded"].GetLabel())
+ addshaded.SetBitmap(Icons["addshaded"].GetBitmap (self.iconsize))
+ rastmenu.AppendItem(addshaded)
+ self.Bind(wx.EVT_MENU, self.AddShaded, addshaded)
+
+ addrgb = wx.MenuItem(rastmenu, -1, Icons["addrgb"].GetLabel())
+ addrgb.SetBitmap(Icons["addrgb"].GetBitmap(self.iconsize))
+ rastmenu.AppendItem(addrgb)
+ self.Bind(wx.EVT_MENU, self.AddRGB, addrgb)
+
+ addhis = wx.MenuItem(rastmenu, -1, Icons ["addhis"].GetLabel())
+ addhis.SetBitmap(Icons["addhis"].GetBitmap (self.iconsize))
+ rastmenu.AppendItem(addhis)
+ self.Bind(wx.EVT_MENU, self.AddHIS, addhis)
+
+ addrastarrow = wx.MenuItem(rastmenu, -1, Icons ["addrarrow"].GetLabel())
+ addrastarrow.SetBitmap(Icons["addrarrow"].GetBitmap (self.iconsize))
+ rastmenu.AppendItem(addrastarrow)
+ self.Bind(wx.EVT_MENU, self.AddRastarrow, addrastarrow)
+
+ addrastnums = wx.MenuItem(rastmenu, -1, Icons ["addrnum"].GetLabel())
+ addrastnums.SetBitmap(Icons["addrnum"].GetBitmap (self.iconsize))
+ rastmenu.AppendItem(addrastnums)
+ self.Bind(wx.EVT_MENU, self.AddRastnum, addrastnums)
+
+ # Popup the menu. If an item is selected then its handler
+ # will be called before PopupMenu returns.
+ self.PopupMenu(rastmenu)
+ rastmenu.Destroy()
+
+ # show map display
+ #self.curr_page.maptree.mapdisplay.Show()
+
+ def OnAddVector(self, event):
+ """!Add vector map layer"""
+ # start new map display if no display is available
+ if not self.current:
+ self.NewDisplay()
+
+ self.AddVector(event)
+
+ def OnAddVectorMisc(self, event):
+ """!Add vector menu"""
+ # start new map display if no display is available
+ if not self.current:
+ self.NewDisplay()
+
+ point = wx.GetMousePosition()
+ vectmenu = wx.Menu()
+
+ addtheme = wx.MenuItem(vectmenu, -1, Icons["addthematic"].GetLabel())
+ addtheme.SetBitmap(Icons["addthematic"].GetBitmap(self.iconsize))
+ vectmenu.AppendItem(addtheme)
+ self.Bind(wx.EVT_MENU, self.AddThemeMap, addtheme)
+
+ addchart = wx.MenuItem(vectmenu, -1, Icons["addchart"].GetLabel())
+ addchart.SetBitmap(Icons["addchart"].GetBitmap(self.iconsize))
+ vectmenu.AppendItem(addchart)
+ self.Bind(wx.EVT_MENU, self.AddThemeChart, addchart)
+
+ # Popup the menu. If an item is selected then its handler
+ # will be called before PopupMenu returns.
+ self.PopupMenu(vectmenu)
+ vectmenu.Destroy()
+
+ # show map display
+ #self.curr_page.maptree.mapdisplay.Show()
+
+ def OnAddOverlay(self, event):
+ """!Add overlay menu"""
+ # start new map display if no display is available
+ if not self.curent:
+ self.NewDisplay()
+
+ point = wx.GetMousePosition()
+ ovlmenu = wx.Menu()
+
+ addgrid = wx.MenuItem(ovlmenu, wx.ID_ANY, Icons["addgrid"].GetLabel())
+ addgrid.SetBitmap(Icons["addgrid"].GetBitmap(self.iconsize))
+ ovlmenu.AppendItem(addgrid)
+ self.Bind(wx.EVT_MENU, self.AddGrid, addgrid)
+
+ addlabels = wx.MenuItem(ovlmenu, wx.ID_ANY, Icons["addlabels"].GetLabel())
+ addlabels.SetBitmap(Icons["addlabels"].GetBitmap(self.iconsize))
+ ovlmenu.AppendItem(addlabels)
+ self.Bind(wx.EVT_MENU, self.OnAddLabels, addlabels)
+
+ addgeodesic = wx.MenuItem(ovlmenu, wx.ID_ANY, Icons["addgeodesic"].GetLabel())
+ addgeodesic.SetBitmap(Icons["addgeodesic"].GetBitmap(self.iconsize))
+ ovlmenu.AppendItem(addgeodesic)
+ self.Bind(wx.EVT_MENU, self.AddGeodesic, addgeodesic)
+
+ addrhumb = wx.MenuItem(ovlmenu, wx.ID_ANY, Icons["addrhumb"].GetLabel())
+ addrhumb.SetBitmap(Icons["addrhumb"].GetBitmap(self.iconsize))
+ ovlmenu.AppendItem(addrhumb)
+ self.Bind(wx.EVT_MENU, self.AddRhumb, addrhumb)
+
+ # Popup the menu. If an item is selected then its handler
+ # will be called before PopupMenu returns.
+ self.PopupMenu(ovlmenu)
+ ovlmenu.Destroy()
+
+ # show map display
+ self.curr_page.maptree.mapdisplay.Show()
+
+ def AddRaster(self, event):
+ if not self.current:
+ self.NewDisplay()
+
+ self.current.maptree.AddLayer('raster')
+
+ def AddRaster3d(self, event):
+ if not self.current:
+ self.NewDisplay()
+
+ self.current.maptree.AddLayer('3d-raster')
+
+ def AddRGB(self, event):
+ """!Add RGB layer"""
+ if not self.current:
+ self.NewDisplay()
+
+ self.current.maptree.AddLayer('rgb')
+
+ def AddHIS(self, event):
+ """!Add HIS layer"""
+ if not self.current:
+ self.NewDisplay()
+
+ self.current.maptree.AddLayer('his')
+
+ def AddShaded(self, event):
+ """!Add shaded relief map layer"""
+ if not self.current:
+ self.NewDisplay()
+
+ self.current.maptree.AddLayer('shaded')
+
+ def AddRastarrow(self, event):
+ """!Add raster flow arrows map"""
+ if not self.current:
+ self.NewDisplay()
+
+ self.current.maptree.AddLayer('rastarrow')
+
+ def AddRastnum(self, event):
+ """!Add raster map with cell numbers"""
+ if not self.current:
+ self.NewDisplay()
+
+ self.current.maptree.AddLayer('rastnum')
+
+ def AddVector(self, event):
+ """!Add vector layer"""
+ if not self.current:
+ self.NewDisplay()
+
+ self.current.maptree.AddLayer('vector')
+
+ def AddThemeMap(self, event):
+ """!Add thematic map layer"""
+ if not self.current:
+ self.NewDisplay()
+
+ self.current.maptree.AddLayer('thememap')
+
+ def AddThemeChart(self, event):
+ """!Add thematic chart layer"""
+ if not self.current:
+ self.NewDisplay()
+
+ self.current.maptree.AddLayer('themechart')
+
+ def OnAddCommand(self, event):
+ """!Add command line layer"""
+ if not self.current:
+ self.NewDisplay()
+
+ self.current.maptree.AddLayer('command')
+
+ def OnAddGroup(self, event):
+ """!Add layer group"""
+ if not self.current:
+ self.NewDisplay()
+
+ self.current.maptree.AddLayer('group')
+
+ def AddGrid(self, event):
+ """!Add layer grid"""
+ if not self.current:
+ self.NewDisplay()
+
+ self.current.maptree.AddLayer('grid')
+
+ def AddGeodesic(self, event):
+ """!Add layer geodesic"""
+ self.curr_page.maptree.AddLayer('geodesic')
+
+ def AddRhumb(self, event):
+ """!Add layer rhumb"""
+ if not self.current:
+ self.NewDisplay()
+
+ self.current.maptree.AddLayer('rhumb')
+
+ def OnAddLabels(self, event):
+ """!Add layer vector labels"""
+ if not self.current:
+ self.NewDisplay()
+
+ self.current.maptree.AddLayer('labels')
+
+ def OnDeleteLayer(self, event):
+ """
+ Delete selected map display layer in GIS Manager tree widget
+ """
+ if UserSettings.Get(group='manager', key='askOnRemoveLayer', subkey='enabled'):
+ layerName = ''
+ for item in self.current.maptree.GetSelections():
+ name = str(self.current.maptree.GetItemText(item))
+ idx = name.find('(opacity')
+ if idx > -1:
+ layerName += '<' + name[:idx].strip(' ') + '>,\n'
+ else:
+ layerName += '<' + name + '>,\n'
+ layerName = layerName.rstrip(',\n')
+
+ if len(layerName) > 2: # <>
+ message = _("Do you want to remove map layer(s)\n%s\n"
+ "from layer tree?") % layerName
+ else:
+ message = _("Do you want to remove selected map layer(s) "
+ "from layer tree?")
+
+ dlg = wx.MessageDialog (parent=self, message=message,
+ caption=_("Remove map layer"),
+ style=wx.YES_NO | wx.YES_DEFAULT | wx.CANCEL | wx.ICON_QUESTION)
+
+ if dlg.ShowModal() in [wx.ID_NO, wx.ID_CANCEL]:
+ dlg.Destroy()
+ return
+
+ dlg.Destroy()
+
+ for layer in self.current.maptree.GetSelections():
+ self.current.maptree.Delete(layer)
+
+
+
+ item = self.current.maptree.item
+ try:
+ self.current.maptree.item.properties.Close(True)
+ except:
+ pass
+
+ #if item != self.current.maptree.root:
+ # Debug.msg (3, "LayerTree.OnDeleteLayer(): name=%s" % \
+ # (self.current.maptree.GetItemText(item)))
+ # else:
+ # self.current.maptree.root = None
+
+ # unselect item
+ self.current.maptree.Unselect()
+ self.current.maptree.layer_selected = None
+
+ #try:
+ # if self.current.maptree.GetPyData(item)[0]['type'] != 'group':
+ nb = self.notebook.GetCurrentPage()
+ #print nb.maptree
+ index = self.notebook.GetSelection()
+ try:
+ nb.Map.DeleteLayer( self.ltree.layer[index])
+ nb.maptree.layer.remove(self.ltree.layer[index])
+ except:
+ pass
+
+ #except:
+ # pass
+
+ # redraw map if auto-rendering is enabled
+ self.current.maptree.rerender = True
+ self.current.maptree.reorder = True
+ #if self.mapdisplay.statusbarWin['render'].GetValue():
+ # print "*** Delete OnRender *****"
+ # self.mapdisplay.OnRender(None)
+
+
+ # if self.mapdisplay.toolbars['vdigit']:
+ # self.mapdisplay.toolbars['vdigit'].UpdateListOfLayers (updateTool=True)
+
+ # update progress bar range (mapwindow statusbar)
+ # self.mapdisplay.statusbarWin['progress'].SetRange(len(self.Map.GetListOfLayers(l_active=True)))
+
+ #self.current.Map.UpdateMap(render=True)
+
+
+ def OnKey(self, event):
+ """!Check hotkey"""
+ try:
+ kc = chr(event.GetKeyCode())
+ except ValueError:
+ event.Skip()
+ return
+
+ if event.AltDown():
+ if kc == 'R':
+ self.OnAddRaster(None)
+ elif kc == 'V':
+ self.OnAddVector(None)
+
+ event.Skip()
+
+ def OnCloseWindow(self, event):
+ """!Cleanup when wxGUI is quit"""
+ count = self.notebook.GetPageCount()
+ index = 0
+ while index < count:
+ self.current = self.notebook.GetPage(index)
+ self.current.Map.Clean()
+ index = index+1
+
+ self.notebook.DeleteAllPages()
+ self.Destroy()
+
+
+
+ def MsgNoLayerSelected(self):
+ """!Show dialog message 'No layer selected'"""
+ wx.MessageBox(parent=self,
+ message=_("No map layer selected. Operation cancelled."),
+ caption=_("Message"),
+ style=wx.OK | wx.ICON_INFORMATION | wx.CENTRE)
+
+
+
+ def OnMapsetChange(self,event):
+ """
+ Create the tree nodes based on selected location and mapset.
+ Also update gisrc and grassrc files.
+ """
+
+ self.page = self.notebook.GetCurrentPage()
+
+ self.page.maptree.AddTreeNodes(self.cmbLocation.GetValue(),self.cmbMapset.GetValue())
+ self.gisrc['LOCATION_NAME'] = str(self.cmbLocation.GetValue())
+ self.gisrc['MAPSET'] = str(self.cmbMapset.GetValue())
+ self.update_grassrc(self.gisrc)
+
+
+ self.page = self.notebook.GetPage(self.notebook.GetSelection())
+ self.page.Map.__init__()
+ self.page.Map.region = self.page.Map.GetRegion()
+ if version == "6.5.svn":
+ self.page.Map.projinfo = self.page.Map._projInfo()
+ else:
+ self.page.Map.projinfo = self.page.Map.ProjInfo()
+
+ self.page.Map.wind = self.page.Map.GetWindow()
+
+ if self.locationchange == True:
+ self.cb_loclist.append( str(self.cmbLocation.GetValue()) )
+ self.cb_maplist.append( str(self.cmbMapset.GetValue()) )
+
+ #self.cb_mapfile.append( self.page.Map)
+ self.locationchange = False
+
+
+
+
+
+
+
+
+
+
+ def OnRunScript():
+ print "for grass7"
+
+ def OnQuit():
+ print "for grass7"
+
+ def OnLocationChange(self,event):
+ """
+ Populate mapset combobox with selected location.
+ """
+
+
+
+ self.cmbMapset.Clear()
+ self.cmbMapset.SetValue("Select Mapset")
+ #self.ltree.DeleteAllItems()
+
+
+ maplists = self.GetMapsets(self.cmbLocation.GetValue())
+ for mapsets in maplists:
+ self.cmbMapset.Append(str(mapsets))
+
+ def GetMapsets(self,location):
+ """
+ Read and returns all mapset int GRASS data directory.
+ """
+
+ maplist = []
+ for mapset in glob.glob(os.path.join(self.gisdbase, location, "*")):
+ if os.path.isdir(mapset) and os.path.isfile(os.path.join(self.gisdbase, location, mapset, "WIND")):
+ maplist.append(os.path.basename(mapset))
+ return maplist
+
+ def GetLocations(self):
+ """
+ Read and returns all locations int GRASS data directory.
+ """
+ loclist = []
+ for location in glob.glob(os.path.join(self.gisdbase, "*")):
+ if os.path.join(location, "PERMANENT") in glob.glob(os.path.join(location, "*")):
+ loclist.append(os.path.basename(location))
+ return loclist
+
+
+ def doBindings(self):
+
+ #Event bindings for combo boxes
+ self.Bind(wx.EVT_COMBOBOX,self.OnMapsetChange,self.cmbMapset)
+ self.Bind(wx.EVT_COMBOBOX,self.OnLocationChange,self.cmbLocation)
+
+ #Event bindings for tree -(display,popup,label edit.)
+ #self.Bind(wx.EVT_TREE_ITEM_ACTIVATED, self.ltree.OnDisplay,self.ltree)
+ #self.Bind(wx.EVT_TREE_ITEM_RIGHT_CLICK,self.ltree.OnTreePopUp,self.ltree)
+ #self.Bind(wx.EVT_TREE_END_LABEL_EDIT, self.ltree.OnEndRename,self.ltree)
+ # self.Bind(wx.EVT_TREE_BEGIN_LABEL_EDIT, self.ltree.OnBeginRename,self.ltree)
+
+ #Event bindings for tree menu
+ #self.Bind(wx.EVT_MENU,self.ltree.OnCopy,id=self.ltree.ID_COPY)
+ #self.Bind(wx.EVT_MENU,self.ltree.OnRename,id=self.ltree.ID_REN)
+ #self.Bind(wx.EVT_MENU,self.ltree.OnDelete,id=self.ltree.ID_DEL)
+ #self.Bind(wx.EVT_MENU,self.ltree.OnOssim,id=self.ltree.ID_OSSIM)
+
+
+ self.Bind(wx.EVT_CLOSE, self.OnCloseWindow)
+
+ #Event bindings for v/r.info checkbox
+ #self.Bind(wx.EVT_CHECKBOX, self.OnToggleInfo,self.chkInfo)
+ #self.Bind(wx.EVT_CHECKBOX, self.OnToggleExpand,self.treeExpand)
+
+ def OnToggleExpand(self,event):
+ if self.treeExpand.IsChecked():
+ if not self.gmconsole:
+ self.gmconsole = GLog(parent=self)
+ # self.gmconsole.show()
+# sys.exit(0)
+ else:
+ self.gmconsole.Raise()
+ else:
+ self.gmconsole.Destroy()
+
+ def doLayout(self):
+
+ #combo panel sizers
+ self.cmbSizer.Add(self.cmbLocation)
+ self.cmbSizer.Add(self.cmbMapset)
+ self.cmbSizer.Add(self.treeExpand)
+ #splitter window sizers
+ self.mSizer.Add(self.cmbPanel,flag=wx.EXPAND)
+ #self.mSizer.Add(self.win, 1, wx.EXPAND)
+ #self.leftSizer.Add(self.ltree,1,wx.EXPAND)
+ self.mSizer.Add(self.notebook,1,wx.EXPAND)
+
+ self.cmbPanel.SetSizer(self.cmbSizer)
+ self.SetSizer(self.mSizer)
+ # self.pLeft.SetSizer(self.leftSizer)
+ #self.pRight.SetSizer(self.rightSizer)
+
+
+
+ def read_gisrc(self):
+ """
+ Read variables gisrc file
+ """
+
+ rc = {}
+
+ gisrc = os.getenv("GISRC")
+
+ if gisrc and os.path.isfile(gisrc):
+ try:
+ f = open(gisrc, "r")
+ for line in f.readlines():
+ key, val = line.split(":", 1)
+ rc[key.strip()] = val.strip()
+ finally:
+ f.close()
+
+ return rc
+
+ def update_grassrc(self,gisrc):
+ """
+ Update $HOME/.grassrc(6/7) and gisrc files
+ """
+ rc = os.getenv("GISRC")
+ version = os.getenv("GRASS_VERSION")
+ if version == "7.0.svn":
+ grassrc = os.path.join(os.getenv('HOME'), ".grassrc7.%s" % os.uname()[1])
+ if not os.access(grassrc, os.R_OK):
+ grassrc = os.path.join(os.getenv('HOME'), ".grassrc7")
+
+ else:
+ grassrc = os.path.join(os.getenv('HOME'), ".grassrc6.%s" % os.uname()[1])
+ if not os.access(grassrc, os.R_OK):
+ grassrc = os.path.join(os.getenv('HOME'), ".grassrc6")
+
+ if rc and os.path.isfile(rc):
+ try:
+ f = open(rc, 'w')
+ for key, val in gisrc.iteritems():
+ f.write("%s: %s\n" % (key, val))
+ finally:
+ f.close()
+
+ if grassrc and os.path.isfile(grassrc):
+ try:
+ g = open(grassrc, 'w')
+ for key, val in gisrc.iteritems():
+ g.write("%s: %s\n" % (key, val))
+ finally:
+ g.close()
+
+
+
+#End of DataCatalog class
+
+
+
+class CatalogApp(wx.App):
+
+ def OnInit(self):
+ self.catalog = DataCatalog()
+ self.catalog.Show()
+ self.catalog.Maximize()
+ return 1
+
+
+# end of class MapApp
+
+# Run the program
+if __name__ == "__main__":
+
+
+ #gc.enable()
+ #gc.set_debug(gc.DEBUG_LEAK)
+ #print gc.garbage
+ #gc.collect()
+
+
+ g_catalog = CatalogApp(0)
+
+ g_catalog.MainLoop()
+
+ #sys.exit(0)
+
+
+
+
+
+
Added: grass-addons/gui/wxpython/data_catalog/mapdisplay.py
===================================================================
--- grass-addons/gui/wxpython/data_catalog/mapdisplay.py (rev 0)
+++ grass-addons/gui/wxpython/data_catalog/mapdisplay.py 2010-04-23 16:01:07 UTC (rev 42008)
@@ -0,0 +1,4618 @@
+"""!
+ at package mapdisp.py
+
+ at brief GIS map display canvas, with toolbar for various display
+management functions, and additional toolbars (vector digitizer, 3d
+view).
+
+Can be used either from Layer Manager or as p.mon backend.
+
+Classes:
+- MapFrame
+- MapApp
+
+Usage:
+python mapdisp.py monitor-identifier /path/to/command/file
+
+(C) 2006-2009 by the GRASS Development Team
+This program is free software under the GNU General Public
+License (>=v2). Read the file COPYING that comes with GRASS
+for details.
+
+ at author Michael Barton
+ at author Jachym Cepicky
+ at author Martin Landa <landa.martin gmail.com>
+ at author Mohammed Rashad K.M <rashadkm at gmail dot com> (only modified for DataCatalog)
+"""
+
+import os
+import sys
+import glob
+import math
+import tempfile
+import copy
+import time
+
+
+
+gbase = os.getenv("GISBASE")
+pypath = os.path.join(gbase,'etc','wxpython','gui_modules')
+sys.path.append(pypath)
+
+import globalvar
+if not os.getenv("GRASS_WXBUNDLED"):
+ globalvar.CheckForWx()
+import wx
+import wx.aui
+
+
+try:
+ import subprocess
+except:
+ CompatPath = os.path.join(globalvar.ETCWXDIR)
+ sys.path.append(CompatPath)
+ from compat import subprocess
+
+gmpath = os.path.join(globalvar.ETCWXDIR, "icons")
+sys.path.append(gmpath)
+
+grassPath = os.path.join(globalvar.ETCDIR, "python")
+sys.path.append(grassPath)
+
+import render
+import toolbars
+import menuform
+import gselect
+import disp_print
+import gcmd
+import dbm
+import histogram
+import profile
+import globalvar
+import utils
+import gdialogs
+import goutput
+from grass.script import core as grass
+from debug import Debug
+from preferences import globalSettings as UserSettings
+
+from LayerTree import LayerTree
+
+from threading import Thread
+
+
+
+import images
+imagepath = images.__path__[0]
+sys.path.append(imagepath)
+
+###
+### global variables
+###
+# for standalone app
+cmdfilename = None
+class Command(Thread):
+ """
+ Creates thread which will observe the command file and see, if
+ there is new command to be executed
+ """
+ def __init__ (self, parent, Map):
+ Thread.__init__(self)
+
+ global cmdfilename
+
+ self.parent = parent
+ self.map = Map
+ self.cmdfile = open(cmdfilename, "r")
+
+ def run(self):
+ """
+ Run this in thread
+ """
+ dispcmd = []
+ while 1:
+ self.parent.redraw = False
+ line = self.cmdfile.readline().strip()
+ if line == "quit":
+ break
+
+ if line:
+ try:
+ Debug.msg (3, "Command.run(): cmd=%s" % (line))
+
+ self.map.AddLayer(item=None, type="raster",
+ name='',
+ command=line,
+ l_opacity=1)
+
+ self.parent.redraw =True
+
+ except Exception, e:
+ print "Command Thread: ",e
+
+ time.sleep(0.1)
+
+ sys.exit()
+
+class MapWindow(object):
+ """
+ Abstract map window class
+
+ Parent for BufferedWindow class (2D display mode) and
+ GLWindow (3D display mode)
+ """
+ def __init__(self, parent, id=wx.ID_ANY,
+ pos=wx.DefaultPosition,
+ size=wx.DefaultSize,
+ style=wx.NO_FULL_REPAINT_ON_RESIZE,
+ Map=None, tree=None, gismgr=None):
+ self.parent = parent # MapFrame
+
+ #
+ # mouse attributes like currently pressed buttons, position on
+ # the screen, begin and end of dragging, and type of drawing
+ #
+ self.mouse = {
+ 'l' : False,
+ 'r' : False,
+ 'm' : False,
+ 'begin': [0, 0], # screen coordinates
+ 'end' : [0, 0],
+ 'use' : "pointer",
+ 'box' : "point"
+ }
+
+ def EraseMap(self):
+ """
+ Erase the canvas (virtual method)
+ """
+ pass
+
+ def UpdateMap(self):
+ """
+ Updates the canvas anytime there is a change to the
+ underlaying images or to the geometry of the canvas.
+ """
+ pass
+
+ def OnLeftDown(self, event):
+ pass
+
+ def OnLeftUp(self, event):
+ pass
+
+ def OnMouseMotion(self, event):
+ pass
+
+ def OnZoomToMap(self, event):
+ pass
+
+ def OnZoomToRaster(self, event):
+ pass
+
+ def GetSelectedLayer(self, type = 'layer', multi = False):
+ """
+ Get selected layer from layer tree
+
+ @param type 'item' / 'layer' / 'nviz'
+ @param multi return first selected layer or all
+
+ @return layer / map layer properties / nviz properties
+ @return None / [] on failure
+ """
+ ret = []
+ if not self.tree or \
+ not self.tree.GetSelection():
+ if multi:
+ return []
+ else:
+ return None
+
+ if multi and \
+ type == 'item':
+ return self.tree.GetSelections()
+
+ for item in self.tree.GetSelections():
+ if not item.IsChecked():
+ if multi:
+ continue
+ else:
+ return None
+
+ if type == 'item': # -> multi = False
+ return item
+
+ try:
+ if type == 'nviz':
+ layer = self.tree.GetPyData(item)[0]['nviz']
+ else:
+ layer = self.tree.GetPyData(item)[0]['maplayer']
+ except:
+ layer = None
+
+ if multi:
+ ret.append(layer)
+ else:
+ return layer
+
+ return ret
+
+class BufferedWindow(MapWindow, wx.Window):
+ """
+ A Buffered window class.
+
+ When the drawing needs to change, you app needs to call the
+ UpdateMap() method. Since the drawing is stored in a bitmap, you
+ can also save the drawing to file by calling the
+ SaveToFile(self,file_name,file_type) method.
+ """
+
+ def __init__(self, parent, id,
+ pos = wx.DefaultPosition,
+ size = wx.DefaultSize,
+ style=wx.NO_FULL_REPAINT_ON_RESIZE,
+ Map=None, tree=None, gismgr=None):
+
+ MapWindow.__init__(self, parent, id, pos, size, style,
+ Map, tree, gismgr)
+ wx.Window.__init__(self, parent, id, pos, size, style)
+
+ self.Map = Map
+ self.tree = tree
+ self.gismanager = gismgr
+
+ mapframe= self.GetParent()
+ notebook=mapframe.GetParent()
+ self.gframe=notebook.GetParent()
+
+
+ #
+ # Flags
+ #
+ self.resize = False # indicates whether or not a resize event has taken place
+ self.dragimg = None # initialize variable for map panning
+ self.flag = False
+
+ #
+ # Variable for drawing on DC
+ #
+ self.pen = None # pen for drawing zoom boxes, etc.
+ self.polypen = None # pen for drawing polylines (measurements, profiles, etc)
+ # List of wx.Point tuples defining a polyline (geographical coordinates)
+ self.polycoords = []
+ # ID of rubber band line
+ self.lineid = None
+ # ID of poly line resulting from cumulative rubber band lines (e.g. measurement)
+ self.plineid = None
+
+ #
+ # Event bindings
+ #
+ self.Bind(wx.EVT_PAINT, self.OnPaint)
+ self.Bind(wx.EVT_SIZE, self.OnSize)
+ self.Bind(wx.EVT_IDLE, self.OnIdle)
+ self.Bind(wx.EVT_MOTION, self.MouseActions)
+ self.Bind(wx.EVT_MOUSE_EVENTS, self.MouseActions)
+ self.processMouse = True
+
+ #
+ # Render output objects
+ #
+ self.mapfile = None # image file to be rendered
+ self.img = "" # wx.Image object (self.mapfile)
+ # used in digitization tool (do not redraw vector map)
+ self.imgVectorMap = None
+ # decoration overlays
+ self.overlays = {}
+ # images and their PseudoDC ID's for painting and dragging
+ self.imagedict = {}
+ self.select = {} # selecting/unselecting decorations for dragging
+ self.textdict = {} # text, font, and color indexed by id
+ self.currtxtid = None # PseudoDC id for currently selected text
+
+ #
+ # Zoom objects
+ #
+ self.zoomhistory = [] # list of past zoom extents
+ self.currzoom = 0 # current set of extents in zoom history being used
+
+ self.zoomtype = 1 # 1 zoom in, 0 no zoom, -1 zoom out
+ self.hitradius = 10 # distance for selecting map decorations
+ self.dialogOffset = 5 # offset for dialog (e.g. DisplayAttributesDialog)
+
+ # OnSize called to make sure the buffer is initialized.
+ # This might result in OnSize getting called twice on some
+ # platforms at initialization, but little harm done.
+ ### self.OnSize(None)
+
+ # create PseudoDC used for background map, map decorations like scales and legends
+ self.pdc = wx.PseudoDC()
+ # used for digitization tool
+ self.pdcVector = None
+ # decorations (region box, etc.)
+ self.pdcDec = wx.PseudoDC()
+ # pseudoDC for temporal objects (select box, measurement tool, etc.)
+ self.pdcTmp = wx.PseudoDC()
+ # redraw all pdc's, pdcTmp layer is redrawn always (speed issue)
+ self.redrawAll = True
+
+ # will store an off screen empty bitmap for saving to file
+ self._buffer = ''
+
+ self.Bind(wx.EVT_ERASE_BACKGROUND, lambda x:None)
+
+ # vars for handling mouse clicks
+ self.dragid = -1
+ self.lastpos = (0, 0)
+
+ def Draw(self, pdc, img=None, drawid=None, pdctype='image', coords=[0, 0, 0, 0]):
+ """
+ Draws map and overlay decorations
+ """
+
+ if drawid == None:
+ if pdctype == 'image' and img:
+ drawid = self.imagedict[img]
+ elif pdctype == 'clear':
+ drawid == None
+ else:
+ drawid = wx.NewId()
+
+ if img and pdctype == 'image':
+ # self.imagedict[img]['coords'] = coords
+ self.select[self.imagedict[img]['id']] = False # ?
+
+ pdc.BeginDrawing()
+
+ if drawid != 99:
+ bg = wx.TRANSPARENT_BRUSH
+ else:
+ bg = wx.Brush(self.GetBackgroundColour())
+
+ pdc.SetBackground(bg)
+ ### pdc.Clear()
+
+ Debug.msg (5, "BufferedWindow.Draw(): id=%s, pdctype=%s, coord=%s" % \
+ (drawid, pdctype, coords))
+
+ # set PseudoDC id
+ if drawid is not None:
+ pdc.SetId(drawid)
+
+ if pdctype == 'clear': # erase the display
+ bg = wx.WHITE_BRUSH
+ # bg = wx.Brush(self.GetBackgroundColour())
+ pdc.SetBackground(bg)
+ pdc.RemoveAll()
+ pdc.Clear()
+ pdc.EndDrawing()
+
+ self.Refresh()
+ return
+
+ if pdctype == 'image': # draw selected image
+ bitmap = wx.BitmapFromImage(img)
+ w,h = bitmap.GetSize()
+ pdc.DrawBitmap(bitmap, coords[0], coords[1], True) # draw the composite map
+ pdc.SetIdBounds(drawid, (coords[0],coords[1], w, h))
+
+ elif pdctype == 'box': # draw a box on top of the map
+ if self.pen:
+ pdc.SetBrush(wx.Brush(wx.CYAN, wx.TRANSPARENT))
+ pdc.SetPen(self.pen)
+ x2 = max(coords[0],coords[2])
+ x1 = min(coords[0],coords[2])
+ y2 = max(coords[1],coords[3])
+ y1 = min(coords[1],coords[3])
+ rwidth = x2-x1
+ rheight = y2-y1
+ rect = wx.Rect(x1,y1,rwidth,rheight)
+ pdc.DrawRectangleRect(rect)
+ pdc.SetIdBounds(drawid,rect)
+ # self.ovlcoords[drawid] = coords
+
+ elif pdctype == 'line': # draw a line on top of the map
+ if self.pen:
+ pdc.SetBrush(wx.Brush(wx.CYAN, wx.TRANSPARENT))
+ pdc.SetPen(self.pen)
+ pdc.DrawLine(coords[0], coords[1], coords[2], coords[3])
+ pdc.SetIdBounds(drawid,(coords[0], coords[1], coords[2], coords[3]))
+ # self.ovlcoords[drawid] = coords
+
+ elif pdctype == 'polyline': # draw a polyline on top of the map
+ if self.polypen:
+ pdc.SetBrush(wx.Brush(wx.CYAN, wx.TRANSPARENT))
+ pdc.SetPen(self.polypen)
+ pdc.DrawLines(coords)
+
+ # get bounding rectangle for polyline
+ xlist = []
+ ylist = []
+ if len(coords) > 0:
+ for point in coords:
+ x,y = point
+ xlist.append(x)
+ ylist.append(y)
+ x1=min(xlist)
+ x2=max(xlist)
+ y1=min(ylist)
+ y2=max(ylist)
+ pdc.SetIdBounds(drawid,(x1,y1,x2,y2))
+ # self.ovlcoords[drawid] = [x1,y1,x2,y2]
+
+ elif pdctype == 'point': # draw point
+ if self.pen:
+ pdc.SetPen(self.pen)
+ pdc.DrawPoint(coords[0], coords[1])
+ coordsBound = (coords[0] - 5,
+ coords[1] - 5,
+ coords[0] + 5,
+ coords[1] + 5)
+ pdc.SetIdBounds(drawid, coordsBound)
+ # self.ovlcoords[drawid] = coords
+
+ elif pdctype == 'text': # draw text on top of map
+ if not img['active']:
+ return #only draw active text
+ if img.has_key('rotation'):
+ rotation = float(img['rotation'])
+ else:
+ rotation = 0.0
+ w, h = self.GetFullTextExtent(img['text'])[0:2]
+ pdc.SetFont(img['font'])
+ pdc.SetTextForeground(img['color'])
+ coords, w, h = self.TextBounds(img)
+ if rotation == 0:
+ pdc.DrawText(img['text'], coords[0], coords[1])
+ else:
+ pdc.DrawRotatedText(img['text'], coords[0], coords[1], rotation)
+ pdc.SetIdBounds(drawid, (coords[0], coords[1], w, h))
+
+ pdc.EndDrawing()
+
+ self.Refresh()
+
+ return drawid
+
+ def TextBounds(self, textinfo):
+ """
+ Return text boundary data
+
+ @param textinfo text metadata (text, font, color, rotation)
+ @param coords reference point
+ """
+ if textinfo.has_key('rotation'):
+ rotation = float(textinfo['rotation'])
+ else:
+ rotation = 0.0
+
+ coords = textinfo['coords']
+
+ Debug.msg (4, "BufferedWindow.TextBounds(): text=%s, rotation=%f" % \
+ (textinfo['text'], rotation))
+
+ self.Update()
+ ### self.Refresh()
+
+ self.SetFont(textinfo['font'])
+
+ w, h = self.GetTextExtent(textinfo['text'])
+
+ if rotation == 0:
+ coords[2], coords[3] = coords[0] + w, coords[1] + h
+ return coords, w, h
+
+ boxh = math.fabs(math.sin(math.radians(rotation)) * w) + h
+ boxw = math.fabs(math.cos(math.radians(rotation)) * w) + h
+ coords[2] = coords[0] + boxw
+ coords[3] = coords[1] + boxh
+
+ return coords, boxw, boxh
+
+ def OnPaint(self, event):
+ """
+ Draw PseudoDC's to buffered paint DC
+
+ self.pdc for background and decorations
+ self.pdcVector for vector map which is edited
+ self.pdcTmp for temporaly drawn objects (self.polycoords)
+
+ If self.redrawAll is False on self.pdcTmp content is re-drawn
+ """
+ Debug.msg(4, "BufferedWindow.OnPaint(): redrawAll=%s" % self.redrawAll)
+
+ dc = wx.BufferedPaintDC(self, self.buffer)
+
+ ### dc.SetBackground(wx.Brush("White"))
+ dc.Clear()
+
+ # use PrepareDC to set position correctly
+ self.PrepareDC(dc)
+
+ # create a clipping rect from our position and size
+ # and update region
+ rgn = self.GetUpdateRegion().GetBox()
+ dc.SetClippingRect(rgn)
+
+ switchDraw = False
+ if self.redrawAll is None:
+ self.redrawAll = True
+ switchDraw = True
+
+ if self.redrawAll: # redraw pdc and pdcVector
+ # draw to the dc using the calculated clipping rect
+ self.pdc.DrawToDCClipped(dc, rgn)
+
+ # draw vector map layer
+ if self.pdcVector:
+ # decorate with GDDC (transparency)
+ try:
+ gcdc = wx.GCDC(dc)
+ self.pdcVector.DrawToDCClipped(gcdc, rgn)
+ except NotImplementedError, e:
+ print >> sys.stderr, e
+ self.pdcVector.DrawToDCClipped(dc, rgn)
+
+ self.bufferLast = None
+ else: # do not redraw pdc and pdcVector
+ if self.bufferLast is None:
+ # draw to the dc
+ self.pdc.DrawToDC(dc)
+
+ if self.pdcVector:
+ # decorate with GDDC (transparency)
+ try:
+ gcdc = wx.GCDC(dc)
+ self.pdcVector.DrawToDC(gcdc)
+ except NotImplementedError, e:
+ print >> sys.stderr, e
+ self.pdcVector.DrawToDC(dc)
+
+ # store buffered image
+ # self.bufferLast = wx.BitmapFromImage(self.buffer.ConvertToImage())
+ self.bufferLast = dc.GetAsBitmap(wx.Rect(0, 0, self.Map.width, self.Map.height))
+
+ pdcLast = wx.PseudoDC()
+ pdcLast.DrawBitmap(bmp=self.bufferLast, x=0, y=0)
+ pdcLast.DrawToDC(dc)
+
+ # draw decorations (e.g. region box)
+ try:
+ gcdc = wx.GCDC(dc)
+ self.pdcDec.DrawToDC(gcdc)
+ except NotImplementedError, e:
+ print >> sys.stderr, e
+ self.pdcDec.DrawToDC(dc)
+
+ # draw temporary object on the foreground
+ ### self.pdcTmp.DrawToDCClipped(dc, rgn)
+ self.pdcTmp.DrawToDC(dc)
+
+ if switchDraw:
+ self.redrawAll = False
+
+ def OnSize(self, event):
+ """
+ Scale map image so that it is
+ the same size as the Window
+ """
+ Debug.msg(3, "BufferedWindow.OnSize():")
+
+ # set size of the input image
+ self.Map.ChangeMapSize(self.GetClientSize())
+ # align extent based on center point and display resolution
+ # this causes that image is not resized when display windows is resized
+ # self.Map.AlignExtentFromDisplay()
+
+ # Make new off screen bitmap: this bitmap will always have the
+ # current drawing in it, so it can be used to save the image to
+ # a file, or whatever.
+ self.buffer = wx.EmptyBitmap(max(1, self.Map.width), max(1, self.Map.height))
+
+ # get the image to be rendered
+ self.img = self.GetImage()
+
+ # update map display
+ if self.img and self.Map.width + self.Map.height > 0: # scale image during resize
+ self.img = self.img.Scale(self.Map.width, self.Map.height)
+ if len(self.Map.GetListOfLayers()) > 0:
+ self.UpdateMap()
+
+ # re-render image on idle
+ self.resize = True
+
+ # reposition checkbox in statusbar
+ self.parent.StatusbarReposition()
+
+ # update statusbar
+ self.parent.StatusbarUpdate()
+
+ def OnIdle(self, event):
+ """
+ Only re-render a composite map image from GRASS during
+ idle time instead of multiple times during resizing.
+ """
+ if self.resize:
+ self.UpdateMap(render=True)
+
+ event.Skip()
+
+ def SaveToFile(self, FileName, FileType):
+ """
+ This draws the psuedo DC to a buffer that
+ can be saved to a file.
+ """
+ dc = wx.BufferedPaintDC(self, self.buffer)
+ self.pdc.DrawToDC(dc)
+ if self.pdcVector:
+ self.pdcVector.DrawToDC(dc)
+ self.buffer.SaveFile(FileName, FileType)
+
+ def GetOverlay(self):
+ """
+ Converts rendered overlay files to wx.Image
+
+ Updates self.imagedict
+
+ @return list of images
+ """
+ imgs = []
+ for overlay in self.Map.GetListOfLayers(l_type="overlay", l_active=True):
+ if os.path.isfile(overlay.mapfile) and os.path.getsize(overlay.mapfile):
+ img = wx.Image(overlay.mapfile, wx.BITMAP_TYPE_ANY)
+ self.imagedict[img] = { 'id' : overlay.id,
+ 'layer' : overlay }
+ imgs.append(img)
+
+ return imgs
+
+ def GetImage(self):
+ """
+ Converts redered map files to wx.Image
+
+ Updates self.imagedict (id=99)
+
+ @return wx.Image instance (map composition)
+ """
+ imgId = 99
+ if self.Map.mapfile and os.path.isfile(self.Map.mapfile) and \
+ os.path.getsize(self.Map.mapfile):
+ img = wx.Image(self.Map.mapfile, wx.BITMAP_TYPE_ANY)
+ else:
+ img = None
+
+ self.imagedict[img] = { 'id': imgId }
+
+ return img
+
+ def UpdateMap(self, render=True, renderVector=True):
+ """
+ Updates the canvas anytime there is a change to the
+ underlaying images or to the geometry of the canvas.
+
+ @param render re-render map composition
+ @param renderVector re-render vector map layer enabled for editing (used for digitizer)
+ """
+ if self.flag == True:
+ start = time.clock()
+
+
+ self.resize = False
+
+ if len(self.Map.GetListOfLayers()) == 0:
+ return False
+
+ if self.img is None:
+ render = True
+
+ #
+ # initialize process bar (only on 'render')
+ #
+ if render is True or renderVector is True:
+ self.parent.onRenderGauge.Show()
+ if self.parent.onRenderGauge.GetRange() > 0:
+ self.parent.onRenderGauge.SetValue(1)
+
+ #
+ # render background image if needed
+ #
+
+ # update layer dictionary if there has been a change in layers
+ if self.tree and self.tree.reorder == True:
+ self.tree.ReorderLayers()
+
+ # reset flag for auto-rendering
+ if self.tree:
+ self.tree.rerender = False
+
+ if render:
+ # update display size
+ self.Map.ChangeMapSize(self.GetClientSize())
+ if self.parent.compResolution.IsChecked():
+ # use computation region resolution for rendering
+ windres = True
+ else:
+ windres = False
+ self.mapfile = self.Map.Render(force=True, mapWindow=self.parent,
+ windres=windres)
+ else:
+ self.mapfile = self.Map.Render(force=False, mapWindow=self.parent)
+
+ self.img = self.GetImage() # id=99
+
+ #
+ # clear pseudoDcs
+ #
+ for pdc in (self.pdc,
+ self.pdcDec,
+ self.pdcTmp):
+ pdc.Clear()
+ pdc.RemoveAll()
+
+ #
+ # draw background map image to PseudoDC
+ #
+ if not self.img:
+ self.Draw(self.pdc, pdctype='clear')
+ else:
+ try:
+ id = self.imagedict[self.img]['id']
+ except:
+ return False
+
+ self.Draw(self.pdc, self.img, drawid=id)
+
+ #
+ # render vector map layer
+ #
+ digitToolbar = self.parent.toolbars['vdigit']
+ if renderVector and digitToolbar and \
+ digitToolbar.GetLayer():
+ # set region
+ self.parent.digit.driver.UpdateRegion()
+ # re-calculate threshold for digitization tool
+ self.parent.digit.driver.GetThreshold()
+ # draw map
+ self.pdcVector.Clear()
+ self.pdcVector.RemoveAll()
+ try:
+ item = self.tree.FindItemByData('maplayer', digitToolbar.GetLayer())
+ except TypeError:
+ item = None
+
+ if item and self.tree.IsItemChecked(item):
+ self.parent.digit.driver.DrawMap()
+
+ # translate tmp objects (pointer position)
+ if digitToolbar.GetAction() == 'moveLine':
+ if hasattr(self, "vdigitMove") and \
+ self.vdigitMove.has_key('beginDiff'):
+ # move line
+ for id in self.vdigitMove['id']:
+ # print self.pdcTmp.GetIdBounds(id)
+ self.pdcTmp.TranslateId(id,
+ self.vdigitMove['beginDiff'][0],
+ self.vdigitMove['beginDiff'][1])
+ del self.vdigitMove['beginDiff']
+
+ #
+ # render overlays
+ #
+ for img in self.GetOverlay():
+ # draw any active and defined overlays
+ if self.imagedict[img]['layer'].IsActive():
+ id = self.imagedict[img]['id']
+ self.Draw(self.pdc, img=img, drawid=id,
+ pdctype=self.overlays[id]['pdcType'], coords=self.overlays[id]['coords'])
+
+ for id in self.textdict.keys():
+ self.Draw(self.pdc, img=self.textdict[id], drawid=id,
+ pdctype='text', coords=[10, 10, 10, 10])
+
+ # optionally draw computational extent box
+ self.DrawCompRegionExtent()
+
+ #
+ # redraw pdcTmp if needed
+ #
+ if len(self.polycoords) > 0:
+ self.DrawLines(self.pdcTmp)
+
+
+ if self.gframe.georectifying:
+ # -> georectifier (redraw GCPs)
+ if self.parent.toolbars['georect']:
+ coordtype = 'gcpcoord'
+ else:
+ coordtype = 'mapcoord'
+ self.gframe.georectifying.DrawGCP(coordtype)
+
+ #
+ # clear measurement
+ #
+
+ if self.mouse["use"] == "measure":
+ self.ClearLines(pdc=self.pdcTmp)
+ self.polycoords = []
+ self.mouse['use'] = 'pointer'
+ self.mouse['box'] = 'point'
+ self.mouse['end'] = [0, 0]
+ self.SetCursor(self.parent.cursors["default"])
+
+ stop = time.clock()
+
+ #
+ # hide process bar
+ #
+ self.parent.onRenderGauge.Hide()
+
+ #
+ # update statusbar
+ #
+ ### self.Map.SetRegion()
+ self.parent.StatusbarUpdate()
+ if grass.find_file(name = 'MASK', element = 'cell')['name']:
+ # mask found
+ self.parent.maskInfo.SetLabel(_('MASK'))
+ else:
+ self.parent.maskInfo.SetLabel('')
+
+ Debug.msg (2, "BufferedWindow.UpdateMap(): render=%s, renderVector=%s -> time=%g" % \
+ (render, renderVector, (stop-start)))
+
+ return True
+
+ def DrawCompRegionExtent(self):
+ """
+ Draw computational region extent in the display
+
+ Display region is drawn as a blue box inside the computational region,
+ computational region inside a display region as a red box).
+ """
+ if hasattr(self, "regionCoords"):
+ compReg = self.Map.GetRegion()
+ dispReg = self.Map.GetCurrentRegion()
+ reg = None
+ if self.IsInRegion(dispReg, compReg):
+ self.polypen = wx.Pen(colour=wx.Colour(0, 0, 255, 128), width=3, style=wx.SOLID)
+ reg = dispReg
+ else:
+ self.polypen = wx.Pen(colour=wx.Colour(255, 0, 0, 128),
+ width=3, style=wx.SOLID)
+ reg = compReg
+
+ self.regionCoords = []
+ self.regionCoords.append((reg['w'], reg['n']))
+ self.regionCoords.append((reg['e'], reg['n']))
+ self.regionCoords.append((reg['e'], reg['s']))
+ self.regionCoords.append((reg['w'], reg['s']))
+ self.regionCoords.append((reg['w'], reg['n']))
+ # draw region extent
+ self.DrawLines(pdc=self.pdcDec, polycoords=self.regionCoords)
+
+ def IsInRegion(self, region, refRegion):
+ """
+ Test if 'region' is inside of 'refRegion'
+
+ @param region input region
+ @param refRegion reference region (e.g. computational region)
+
+ @return True if region is inside of refRegion
+ @return False
+ """
+ if region['s'] >= refRegion['s'] and \
+ region['n'] <= refRegion['n'] and \
+ region['w'] >= refRegion['w'] and \
+ region['e'] <= refRegion['e']:
+ return True
+
+ return False
+
+ def EraseMap(self):
+ """
+ Erase the canvas
+ """
+ self.Draw(self.pdc, pdctype='clear')
+
+ if self.pdcVector:
+ self.Draw(self.pdcVector, pdctype='clear')
+
+ self.Draw(self.pdcDec, pdctype='clear')
+ self.Draw(self.pdcTmp, pdctype='clear')
+
+ def DragMap(self, moveto):
+ """
+ Drag the entire map image for panning.
+ """
+
+ dc = wx.BufferedDC(wx.ClientDC(self))
+ dc.SetBackground(wx.Brush("White"))
+ dc.Clear()
+
+ self.dragimg = wx.DragImage(self.buffer)
+ self.dragimg.BeginDrag((0, 0), self)
+ self.dragimg.GetImageRect(moveto)
+ self.dragimg.Move(moveto)
+
+ self.dragimg.DoDrawImage(dc, moveto)
+ self.dragimg.EndDrag()
+
+ return True
+
+ def DragItem(self, id, event):
+ """
+ Drag an overlay decoration item
+ """
+ if id == 99 or id == '' or id == None: return
+ Debug.msg (5, "BufferedWindow.DragItem(): id=%d" % id)
+ x, y = self.lastpos
+ dx = event.GetX() - x
+ dy = event.GetY() - y
+ self.pdc.SetBackground(wx.Brush(self.GetBackgroundColour()))
+ r = self.pdc.GetIdBounds(id)
+ if id > 100: # text dragging
+ rtop = (r[0],r[1]-r[3],r[2],r[3])
+ r = r.Union(rtop)
+ rleft = (r[0]-r[2],r[1],r[2],r[3])
+ r = r.Union(rleft)
+ self.pdc.TranslateId(id, dx, dy)
+
+ r2 = self.pdc.GetIdBounds(id)
+ if id > 100: # text
+ self.textdict[id]['coords'] = r2
+ r = r.Union(r2)
+ r.Inflate(4,4)
+ self.RefreshRect(r, False)
+ self.lastpos = (event.GetX(), event.GetY())
+
+ def MouseDraw(self, pdc=None, begin=None, end=None):
+ """
+ Mouse box or line from 'begin' to 'end'
+
+ If not given from self.mouse['begin'] to self.mouse['end'].
+
+ """
+ self.redrawAll = False
+
+ if not pdc:
+ return
+
+ if begin is None:
+ begin = self.mouse['begin']
+ if end is None:
+ end = self.mouse['end']
+
+ Debug.msg (5, "BufferedWindow.MouseDraw(): use=%s, box=%s, begin=%f,%f, end=%f,%f" % \
+ (self.mouse['use'], self.mouse['box'],
+ begin[0], begin[1], end[0], end[1]))
+
+ if self.mouse['box'] == "box":
+ boxid = wx.ID_NEW
+ mousecoords = [begin[0], begin[1],
+ end[0], end[1]]
+ r = pdc.GetIdBounds(boxid)
+ r.Inflate(4,4)
+ pdc.ClearId(boxid)
+ self.RefreshRect(r, False)
+ pdc.SetId(boxid)
+ self.Draw(pdc, drawid=boxid, pdctype='box', coords=mousecoords)
+ elif self.mouse['box'] == "line" or self.mouse['box'] == 'point':
+ self.lineid = wx.ID_NEW
+ mousecoords = [begin[0], begin[1], \
+ end[0], end[1]]
+ x1=min(begin[0],end[0])
+ x2=max(begin[0],end[0])
+ y1=min(begin[1],end[1])
+ y2=max(begin[1],end[1])
+ r = wx.Rect(x1,y1,x2-x1,y2-y1)
+ r.Inflate(4,4)
+ try:
+ pdc.ClearId(self.lineid)
+ except:
+ pass
+ self.RefreshRect(r, False)
+ pdc.SetId(self.lineid)
+
+ self.Draw(pdc, drawid=self.lineid, pdctype='line', coords=mousecoords)
+
+ def DrawLines(self, pdc=None, polycoords=None):
+ """
+ Draw polyline in PseudoDC
+
+ Set self.pline to wx.NEW_ID + 1
+
+ polycoords - list of polyline vertices, geographical coordinates
+ (if not given, self.polycoords is used)
+
+ """
+ if not pdc:
+ pdc = self.pdcTmp
+
+ if not polycoords:
+ polycoords = self.polycoords
+
+ if len(polycoords) > 0:
+ self.plineid = wx.ID_NEW + 1
+ # convert from EN to XY
+ coords = []
+ for p in polycoords:
+ coords.append(self.Cell2Pixel(p))
+
+ self.Draw(pdc, drawid=self.plineid, pdctype='polyline', coords=coords)
+
+ Debug.msg (4, "BufferedWindow.DrawLines(): coords=%s, id=%s" % \
+ (coords, self.plineid))
+
+ return self.plineid
+
+ return -1
+
+ def DrawCross(self, pdc, coords, size, rotation=0,
+ text=None, textAlign='lr', textOffset=(5, 5)):
+ """Draw cross in PseudoDC
+
+ @todo implement rotation
+
+ @param pdc PseudoDC
+ @param coord center coordinates
+ @param rotation rotate symbol
+ @param text draw also text (text, font, color, rotation)
+ @param textAlign alignment (default 'lower-right')
+ @textOffset offset for text (from center point)
+ """
+ Debug.msg(4, "BufferedWindow.DrawCross(): pdc=%s, coords=%s, size=%d" % \
+ (pdc, coords, size))
+ coordsCross = ((coords[0] - size, coords[1], coords[0] + size, coords[1]),
+ (coords[0], coords[1] - size, coords[0], coords[1] + size))
+
+ self.lineid = wx.NewId()
+ for lineCoords in coordsCross:
+ self.Draw(pdc, drawid=self.lineid, pdctype='line', coords=lineCoords)
+
+ if not text:
+ return self.lineid
+
+ if textAlign == 'ul':
+ coord = [coords[0] - textOffset[0], coords[1] - textOffset[1], 0, 0]
+ elif textAlign == 'ur':
+ coord = [coords[0] + textOffset[0], coords[1] - textOffset[1], 0, 0]
+ elif textAlign == 'lr':
+ coord = [coords[0] + textOffset[0], coords[1] + textOffset[1], 0, 0]
+ else:
+ coord = [coords[0] - textOffset[0], coords[1] + textOffset[1], 0, 0]
+
+ self.Draw(pdc, img=text,
+ pdctype='text', coords=coord)
+
+ return self.lineid
+
+ def MouseActions(self, event):
+ """
+ Mouse motion and button click notifier
+ """
+ if not self.processMouse:
+ return
+
+ ### if self.redrawAll is False:
+ ### self.redrawAll = True
+
+ # zoom with mouse wheel
+ if event.GetWheelRotation() != 0:
+ self.OnMouseWheel(event)
+
+ # left mouse button pressed
+ elif event.LeftDown():
+ self.OnLeftDown(event)
+
+ # left mouse button released
+ elif event.LeftUp():
+ self.OnLeftUp(event)
+
+ # dragging
+ elif event.Dragging():
+ self.OnDragging(event)
+
+ # double click
+ elif event.ButtonDClick():
+ self.OnButtonDClick(event)
+
+ # middle mouse button pressed
+ elif event.MiddleDown():
+ self.OnMiddleDown(event)
+
+ # right mouse button pressed
+ elif event.RightDown():
+ self.OnRightDown(event)
+
+ # right mouse button released
+ elif event.RightUp():
+ self.OnRightUp(event)
+
+ elif event.Moving():
+ self.OnMouseMoving(event)
+
+# event.Skip()
+
+ def OnMouseWheel(self, event):
+ """
+ Mouse wheel moved
+ """
+ self.processMouse = False
+ current = event.GetPositionTuple()[:]
+ wheel = event.GetWheelRotation()
+ Debug.msg (5, "BufferedWindow.MouseAction(): wheel=%d" % wheel)
+ # zoom 1/2 of the screen, centered to current mouse position (TODO: settings)
+ begin = (current[0] - self.Map.width / 4,
+ current[1] - self.Map.height / 4)
+ end = (current[0] + self.Map.width / 4,
+ current[1] + self.Map.height / 4)
+
+ if wheel > 0:
+ zoomtype = 1
+ else:
+ zoomtype = -1
+
+ # zoom
+ self.Zoom(begin, end, zoomtype)
+
+ # redraw map
+ self.UpdateMap()
+
+ ### self.OnPaint(None)
+
+ # update statusbar
+ self.parent.StatusbarUpdate()
+
+ self.Refresh()
+ self.processMouse = True
+# event.Skip()
+
+ def OnDragging(self, event):
+ """
+ Mouse dragging with left button down
+ """
+ Debug.msg (5, "BufferedWindow.MouseAction(): Dragging")
+ current = event.GetPositionTuple()[:]
+ previous = self.mouse['begin']
+ move = (current[0] - previous[0],
+ current[1] - previous[1])
+
+ digitToolbar = self.parent.toolbars['vdigit']
+
+ # dragging or drawing box with left button
+ if self.mouse['use'] == 'pan':
+ self.DragMap(move)
+
+ # dragging decoration overlay item
+ elif (self.mouse['use'] == 'pointer' and
+ not digitToolbar and
+ self.dragid != None):
+ self.DragItem(self.dragid, event)
+
+ # dragging anything else - rubber band box or line
+ else:
+ if (self.mouse['use'] == 'pointer' and
+ not digitToolbar): return
+ self.mouse['end'] = event.GetPositionTuple()[:]
+ digitClass = self.parent.digit
+ if (event.LeftIsDown() and
+ not (digitToolbar and
+ digitToolbar.GetAction() in ("moveLine",) and
+ digitClass.driver.GetSelected() > 0)):
+ # draw box only when left mouse button is pressed
+ self.MouseDraw(pdc=self.pdcTmp)
+
+# event.Skip()
+
+ def OnLeftDown(self, event):
+ """
+ Left mouse button pressed
+ """
+ Debug.msg (5, "BufferedWindow.OnLeftDown(): use=%s" % \
+ self.mouse["use"])
+
+ self.mouse['begin'] = event.GetPositionTuple()[:]
+
+ if self.mouse["use"] in ["measure", "profile"]:
+ # measure or profile
+ if len(self.polycoords) == 0:
+ self.mouse['end'] = self.mouse['begin']
+ self.polycoords.append(self.Pixel2Cell(self.mouse['begin']))
+ self.ClearLines(pdc=self.pdcTmp)
+ else:
+ self.mouse['begin'] = self.mouse['end']
+ elif self.mouse['use'] == 'zoom':
+ pass
+ elif self.mouse["use"] == "pointer" and self.parent.toolbars['vdigit']:
+ # digitization
+ digitToolbar = self.parent.toolbars['vdigit']
+ digitClass = self.parent.digit
+ east, north = self.Pixel2Cell(self.mouse['begin'])
+
+ try:
+ map = digitToolbar.GetLayer().GetName()
+ except:
+ map = None
+ wx.MessageBox(parent=self,
+ message=_("No vector map selected for editing."),
+ caption=_("Error"), style=wx.OK | wx.ICON_ERROR | wx.CENTRE)
+ event.Skip()
+ return
+
+ # calculate position of 'update record' dialog
+ position = self.mouse['begin']
+ posWindow = self.ClientToScreen((position[0] + self.dialogOffset,
+ position[1] + self.dialogOffset))
+
+ if digitToolbar.GetAction() not in ("moveVertex", "addVertex",
+ "removeVertex", "editLine"):
+ # set pen
+ self.pen = wx.Pen(colour='Red', width=2, style=wx.SHORT_DASH)
+ self.polypen = wx.Pen(colour='dark green', width=2, style=wx.SOLID)
+
+ if digitToolbar.GetAction() in ("addVertex", "removeVertex"):
+ # unselect
+ digitClass.driver.SetSelected([])
+
+ if digitToolbar.GetAction() == "addLine":
+ if digitToolbar.GetAction('type') in ["point", "centroid"]:
+ # add new point
+ if digitToolbar.GetAction('type') == 'point':
+ point = True
+ else:
+ point = False
+
+ fid = digitClass.AddPoint(map, point, east, north)
+ if fid < 0:
+ return
+
+ self.UpdateMap(render=False) # redraw map
+
+ # add new record into atribute table
+ if UserSettings.Get(group='vdigit', key="addRecord", subkey='enabled') is True:
+ # select attributes based on layer and category
+ cats = { fid : {
+ UserSettings.Get(group='vdigit', key="layer", subkey='value') :
+ (UserSettings.Get(group='vdigit', key="category", subkey='value'), )
+ }}
+ addRecordDlg = dbm.DisplayAttributesDialog(parent=self, map=map,
+ cats=cats,
+ pos=posWindow,
+ action="add")
+ if addRecordDlg.mapDBInfo and \
+ addRecordDlg.ShowModal() == wx.ID_OK:
+ sqlfile = tempfile.NamedTemporaryFile(mode="w")
+ for sql in addRecordDlg.GetSQLString():
+ sqlfile.file.write(sql + ";\n")
+ sqlfile.file.flush()
+ executeCommand = gcmd.Command(cmd=["db.execute",
+ "--q",
+ "input=%s" % sqlfile.name])
+
+ elif digitToolbar.GetAction('type') in ["line", "boundary"]:
+ # add new point to the line
+ self.polycoords.append(self.Pixel2Cell(event.GetPositionTuple()[:]))
+ self.DrawLines(pdc=self.pdcTmp)
+
+ elif digitToolbar.GetAction() == "editLine" and hasattr(self, "vdigitMove"):
+ self.polycoords.append(self.Pixel2Cell(self.mouse['begin']))
+ self.vdigitMove['id'].append(wx.NewId())
+ self.DrawLines(pdc=self.pdcTmp)
+
+ elif digitToolbar.GetAction() == "deleteLine":
+ pass
+
+ elif digitToolbar.GetAction() in ["moveLine", "moveVertex", "editLine"] and \
+ not hasattr(self, "vdigitMove"):
+ self.vdigitMove = {}
+ # geographic coordinates of initial position (left-down)
+ self.vdigitMove['begin'] = None
+ # list of ids to modify
+ self.vdigitMove['id'] = []
+ # ids geographic coordinates
+ self.vdigitMove['coord'] = {}
+
+ if digitToolbar.GetAction() in ["moveVertex", "editLine"]:
+ # set pen
+ pcolor = UserSettings.Get(group='vdigit', key="symbol",
+ subkey=["highlight", "color"])
+ self.pen = self.polypen = wx.Pen(colour=pcolor,
+ width=2, style=wx.SHORT_DASH)
+ self.pdcTmp.SetPen(self.polypen)
+
+ elif digitToolbar.GetAction() == "splitLine":
+ # unselect
+ digitClass.driver.SetSelected([])
+
+ elif digitToolbar.GetAction() in ["displayAttrs", "displayCats"]:
+ qdist = digitClass.driver.GetThreshold(type='selectThresh')
+ coords = (east, north)
+ if digitClass.type == 'vdigit':
+ # unselect
+ digitClass.driver.SetSelected([])
+
+ # select feature by point
+ cats = {}
+ if digitClass.driver.SelectLineByPoint(coords,
+ digitClass.GetSelectType()) is not None:
+ if UserSettings.Get(group='vdigit', key='checkForDupl',
+ subkey='enabled'):
+ lines = digitClass.driver.GetSelected()
+ else:
+ lines = (digitClass.driver.GetSelected()[0],) # only first found
+
+ for line in lines:
+ cats[line] = digitClass.GetLineCats(line)
+
+ if digitToolbar.GetAction() == "displayAttrs":
+ # select attributes based on coordinates (all layers)
+ if self.parent.dialogs['attributes'] is None:
+ if digitClass.type == 'vedit':
+ self.parent.dialogs['attributes'] = dbm.DisplayAttributesDialog(parent=self, map=map,
+ query=(coords, qdist),
+ pos=posWindow,
+ action="update")
+ else:
+ self.parent.dialogs['attributes'] = dbm.DisplayAttributesDialog(parent=self, map=map,
+ cats=cats,
+ action="update")
+ else:
+ # update currently open dialog
+ if digitClass.type == 'vedit':
+ self.parent.dialogs['attributes'].UpdateDialog(query=(coords, qdist))
+ else:
+ # upgrade dialog
+ self.parent.dialogs['attributes'].UpdateDialog(cats=cats)
+
+ if self.parent.dialogs['attributes']:
+ if len(cats.keys()) > 0:
+ # highlight feature & re-draw map
+ if not self.parent.dialogs['attributes'].IsShown():
+ self.parent.dialogs['attributes'].Show()
+ else:
+ if self.parent.dialogs['attributes'] and \
+ self.parent.dialogs['attributes'].IsShown():
+ self.parent.dialogs['attributes'].Hide()
+
+ else: # displayCats
+ if self.parent.dialogs['category'] is None:
+ # open new dialog
+ if digitClass.type == 'vedit':
+ dlg = VDigitCategoryDialog(parent=self,
+ map=map,
+ query=(coords, qdist),
+ pos=posWindow,
+ title=_("Update categories"))
+ self.parent.dialogs['category'] = dlg
+ else:
+ dlg = VDigitCategoryDialog(parent=self,
+ map=map,
+ cats=cats,
+ pos=posWindow,
+ title=_("Update categories"))
+ self.parent.dialogs['category'] = dlg
+ else:
+ # update currently open dialog
+ if digitClass.type == 'vedit':
+ self.parent.dialogs['category'].UpdateDialog(query=(coords, qdist))
+ else:
+ # upgrade dialog
+ self.parent.dialogs['category'].UpdateDialog(cats=cats)
+
+ if self.parent.dialogs['category']:
+ if len(cats.keys()) > 0:
+ # highlight feature & re-draw map
+ ### digitClass.driver.SetSelected(line)
+ if not self.parent.dialogs['category'].IsShown():
+ self.parent.dialogs['category'].Show()
+ else:
+ if self.parent.dialogs['category'].IsShown():
+ self.parent.dialogs['category'].Hide()
+
+ self.UpdateMap(render=False)
+
+ elif digitToolbar.GetAction() in ("copyCats", "copyAttrs"):
+ if not hasattr(self, "copyCatsList"):
+ self.copyCatsList = []
+ else:
+ self.copyCatsIds = []
+ self.mouse['box'] = 'box'
+
+ elif digitToolbar.GetAction() == "copyLine":
+ self.copyIds = []
+ self.layerTmp = None
+
+ elif digitToolbar.GetAction() == "zbulkLine":
+ if len(self.polycoords) > 1: # start new line
+ self.polycoords = []
+ self.ClearLines(pdc=self.pdcTmp)
+ self.polycoords.append(self.Pixel2Cell(event.GetPositionTuple()[:]))
+ if len(self.polycoords) == 1:
+ begin = self.Pixel2Cell(self.polycoords[-1])
+ end = self.Pixel2Cell(self.mouse['end'])
+ else:
+ end = self.Pixel2Cell(self.polycoords[-1])
+ begin = self.Pixel2Cell(self.mouse['begin'])
+
+ self.DrawLines(self.pdcTmp, polycoords = [begin, end])
+ elif self.mouse['use'] == 'pointer':
+ # get decoration or text id
+ self.idlist = []
+ self.dragid = ''
+ self.lastpos = self.mouse['begin']
+ idlist = self.pdc.FindObjects(x=self.lastpos[0], y=self.lastpos[1],
+ radius=self.hitradius)
+
+ if 99 in idlist: idlist.remove(99)
+ if idlist != [] :
+ self.dragid = idlist[0] #drag whatever is on top
+ else:
+ pass
+
+ event.Skip()
+
+ def OnLeftUp(self, event):
+ """
+ Left mouse button released
+ """
+ Debug.msg (5, "BufferedWindow.OnLeftUp(): use=%s" % \
+ self.mouse["use"])
+
+ self.mouse['end'] = event.GetPositionTuple()[:]
+
+ if self.mouse['use'] in ["zoom", "pan"]:
+ # set region in zoom or pan
+ begin = self.mouse['begin']
+ end = self.mouse['end']
+ if self.mouse['use'] == 'zoom':
+ # set region for click (zero-width box)
+ if begin[0] - end[0] == 0 or \
+ begin[1] - end[1] == 0:
+ # zoom 1/2 of the screen (TODO: settings)
+ begin = (end[0] - self.Map.width / 4,
+ end[1] - self.Map.height / 4)
+ end = (end[0] + self.Map.width / 4,
+ end[1] + self.Map.height / 4)
+
+ self.Zoom(begin, end, self.zoomtype)
+
+ # redraw map
+ self.UpdateMap(render=True)
+
+ # update statusbar
+ self.parent.StatusbarUpdate()
+
+ elif self.mouse["use"] == "query":
+ # querying
+ self.parent.QueryMap(self.mouse['begin'][0],self.mouse['begin'][1])
+
+ elif self.mouse["use"] == "queryVector":
+ # editable mode for vector map layers
+ self.parent.QueryVector(self.mouse['begin'][0], self.mouse['begin'][1])
+
+ # clear temp canvas
+ self.UpdateMap(render=False, renderVector=False)
+
+ elif self.mouse["use"] in ["measure", "profile"]:
+ # measure or profile
+ if self.mouse["use"] == "measure":
+ self.parent.MeasureDist(self.mouse['begin'], self.mouse['end'])
+
+ self.polycoords.append(self.Pixel2Cell(self.mouse['end']))
+ self.ClearLines(pdc=self.pdcTmp)
+ self.DrawLines(pdc=self.pdcTmp)
+
+ elif self.mouse["use"] == "pointer" and self.parent.gismanager.georectifying:
+ # -> georectifying
+ coord = self.Pixel2Cell(self.mouse['end'])
+ if self.parent.toolbars['georect']:
+ coordtype = 'gcpcoord'
+ else:
+ coordtype = 'mapcoord'
+
+ self.parent.gismanager.georectifying.SetGCPData(coordtype, coord, self)
+ self.UpdateMap(render=False, renderVector=False)
+
+ elif self.mouse["use"] == "pointer" and self.parent.toolbars['vdigit']:
+ # digitization tool active
+ digitToolbar = self.parent.toolbars['vdigit']
+ digitClass = self.parent.digit
+
+ pos1 = self.Pixel2Cell(self.mouse['begin'])
+ pos2 = self.Pixel2Cell(self.mouse['end'])
+
+ if hasattr(self, "vdigitMove"):
+ if len(digitClass.driver.GetSelected()) == 0:
+ self.vdigitMove['begin'] = pos1 # left down
+ ### else:
+ ### dx = pos2[0] - pos1[0] ### ???
+ ### dy = pos2[1] - pos1[1]
+ ### self.vdigitMove = (self.vdigitMove['begin'][0] + dx,
+ ### self.vdigitMove['begin'][1] + dy)
+
+ # eliminate initial mouse moving efect
+ self.mouse['begin'] = self.mouse['end']
+
+ if digitToolbar.GetAction() in ["deleteLine", "moveLine", "moveVertex",
+ "copyCats", "copyAttrs", "editLine", "flipLine",
+ "mergeLine", "snapLine",
+ "queryLine", "breakLine", "typeConv", "connectLine"]:
+ nselected = 0
+ # -> delete line || move line || move vertex
+ if digitToolbar.GetAction() in ["moveVertex", "editLine"]:
+ if len(digitClass.driver.GetSelected()) == 0:
+ nselected = digitClass.driver.SelectLineByPoint(pos1, type=VDigit_Lines_Type)
+ if digitToolbar.GetAction() == "editLine":
+ try:
+ selVertex = digitClass.driver.GetSelectedVertex(pos1)[0]
+ except IndexError:
+ selVertex = None
+
+ if selVertex:
+ # self.UpdateMap(render=False)
+ ids = digitClass.driver.GetSelected(grassId=False)
+ # move this line to tmp layer
+ self.polycoords = []
+ for id in ids:
+ if id % 2: # register only vertices
+ e, n = self.Pixel2Cell(self.pdcVector.GetIdBounds(id)[0:2])
+ self.polycoords.append((e, n))
+ # self.pdcVector.RemoveId(id)
+ digitClass.driver.DrawSelected(False)
+
+ if selVertex < ids[-1] / 2:
+ # choose first or last node of line
+ self.vdigitMove['id'].reverse()
+ self.polycoords.reverse()
+ else:
+ # unselect
+ digitClass.driver.SetSelected([])
+ del self.vdigitMove
+
+ self.UpdateMap(render=False)
+
+
+ elif digitToolbar.GetAction() in ("copyCats", "copyAttrs"):
+ if not hasattr(self, "copyCatsIds"):
+ # 'from' -> select by point
+ nselected = digitClass.driver.SelectLineByPoint(pos1, digitClass.GetSelectType())
+ if nselected:
+ self.copyCatsList = digitClass.driver.GetSelected()
+ else:
+ # -> 'to' -> select by bbox
+ digitClass.driver.SetSelected([])
+ # return number of selected features (by box/point)
+ nselected = digitClass.driver.SelectLinesByBox(pos1, pos2,
+ digitClass.GetSelectType())
+ if nselected == 0:
+ if digitClass.driver.SelectLineByPoint(pos1,
+ digitClass.GetSelectType()) is not None:
+ nselected = 1
+
+ if nselected > 0:
+ self.copyCatsIds = digitClass.driver.GetSelected()
+
+ elif digitToolbar.GetAction() == "queryLine":
+ selected = digitClass.SelectLinesByQuery(pos1, pos2)
+ nselected = len(selected)
+ if nselected > 0:
+ digitClass.driver.SetSelected(selected)
+
+ else:
+ # -> moveLine || deleteLine, etc. (select by point/box)
+ if digitToolbar.GetAction() == 'moveLine' and \
+ len(digitClass.driver.GetSelected()) > 0:
+ nselected = 0
+ else:
+ if digitToolbar.GetAction() == 'moveLine':
+ drawSeg = True
+ else:
+ drawSeg = False
+ nselected = digitClass.driver.SelectLinesByBox(pos1, pos2,
+ digitClass.GetSelectType(),
+ drawSeg)
+
+ if nselected == 0:
+ if digitClass.driver.SelectLineByPoint(pos1,
+ digitClass.GetSelectType()) is not None:
+ nselected = 1
+
+ if nselected > 0:
+ if digitToolbar.GetAction() in ["moveLine", "moveVertex"]:
+ # get pseudoDC id of objects which should be redrawn
+ if digitToolbar.GetAction() == "moveLine":
+ # -> move line
+ self.vdigitMove['id'] = digitClass.driver.GetSelected(grassId=False)
+ self.vdigitMove['coord'] = digitClass.driver.GetSelectedCoord()
+ elif digitToolbar.GetAction() == "moveVertex":
+ # -> move vertex
+ self.vdigitMove['id'] = digitClass.driver.GetSelectedVertex(pos1)
+ if len(self.vdigitMove['id']) == 0: # no vertex found
+ digitClass.driver.SetSelected([])
+
+
+ #
+ # check for duplicates
+ #
+ if UserSettings.Get(group='vdigit', key='checkForDupl', subkey='enabled') is True:
+ dupl = digitClass.driver.GetDuplicates()
+ self.UpdateMap(render=False)
+
+ if dupl:
+ posWindow = self.ClientToScreen((self.mouse['end'][0] + self.dialogOffset,
+ self.mouse['end'][1] + self.dialogOffset))
+
+ dlg = VDigitDuplicatesDialog(parent=self, data=dupl, pos=posWindow)
+
+ if dlg.ShowModal() == wx.ID_OK:
+ digitClass.driver.UnSelect(dlg.GetUnSelected())
+ # update selected
+ self.UpdateMap(render=False)
+
+ if digitToolbar.GetAction() != "editLine":
+ # -> move line || move vertex
+ self.UpdateMap(render=False)
+
+ else: # no vector object found
+ if not (digitToolbar.GetAction() in ["moveLine", "moveVertex"] and \
+ len(self.vdigitMove['id']) > 0):
+ # avoid left-click when features are already selected
+ self.UpdateMap(render=False, renderVector=False)
+
+ elif digitToolbar.GetAction() in ["splitLine", "addVertex", "removeVertex"]:
+ pointOnLine = digitClass.driver.SelectLineByPoint(pos1,
+ type=VDigit_Lines_Type)
+ if pointOnLine:
+ if digitToolbar.GetAction() in ["splitLine", "addVertex"]:
+ self.UpdateMap(render=False) # highlight object
+ self.DrawCross(pdc=self.pdcTmp, coords=self.Cell2Pixel(pointOnLine),
+ size=5)
+ elif digitToolbar.GetAction() == "removeVertex":
+ # get only id of vertex
+ try:
+ id = digitClass.driver.GetSelectedVertex(pos1)[0]
+ except IndexError:
+ id = None
+
+ if id:
+ x, y = self.pdcVector.GetIdBounds(id)[0:2]
+ self.pdcVector.RemoveId(id)
+ self.UpdateMap(render=False) # highlight object
+ self.DrawCross(pdc=self.pdcTmp, coords=(x, y),
+ size=5)
+ else:
+ # unselect
+ digitClass.driver.SetSelected([])
+ self.UpdateMap(render=False)
+
+ elif digitToolbar.GetAction() == "copyLine":
+ if UserSettings.Get(group='vdigit', key='bgmap',
+ subkey='value', internal=True) == '':
+ # no background map -> copy from current vector map layer
+ nselected = digitClass.driver.SelectLinesByBox(pos1, pos2,
+ digitClass.GetSelectType())
+
+ if nselected > 0:
+ # highlight selected features
+ self.UpdateMap(render=False)
+ else:
+ self.UpdateMap(render=False, renderVector=False)
+ else:
+ # copy features from background map
+ self.copyIds = digitClass.SelectLinesFromBackgroundMap(pos1, pos2)
+ if len(self.copyIds) > 0:
+ color = UserSettings.Get(group='vdigit', key='symbol',
+ subkey=['highlight', 'color'])
+ colorStr = str(color[0]) + ":" + \
+ str(color[1]) + ":" + \
+ str(color[2])
+ dVectTmp = ['d.vect',
+ 'map=%s' % UserSettings.Get(group='vdigit', key='bgmap',
+ subkey='value', internal=True),
+ 'cats=%s' % utils.ListOfCatsToRange(self.copyIds),
+ '-i',
+ 'color=%s' % colorStr,
+ 'fcolor=%s' % colorStr,
+ 'type=point,line,boundary,centroid',
+ 'width=2']
+
+ self.layerTmp = self.Map.AddLayer(type='vector',
+ name=globalvar.QUERYLAYER,
+ command=dVectTmp)
+ self.UpdateMap(render=True, renderVector=False)
+ else:
+ self.UpdateMap(render=False, renderVector=False)
+ self.redrawAll = None
+
+ elif digitToolbar.GetAction() == "zbulkLine" and len(self.polycoords) == 2:
+ # select lines to be labeled
+ pos1 = self.polycoords[0]
+ pos2 = self.polycoords[1]
+ nselected = digitClass.driver.SelectLinesByBox(pos1, pos2,
+ digitClass.GetSelectType())
+
+ if nselected > 0:
+ # highlight selected features
+ self.UpdateMap(render=False)
+ self.DrawLines(pdc=self.pdcTmp) # redraw temp line
+ else:
+ self.UpdateMap(render=False, renderVector=False)
+
+ elif digitToolbar.GetAction() == "connectLine":
+ if len(digitClass.driver.GetSelected()) > 0:
+ self.UpdateMap(render=False)
+
+ if len(digitClass.driver.GetSelected()) > 0:
+ self.redrawAll = None
+ ### self.OnPaint(None)
+
+ elif (self.mouse['use'] == 'pointer' and
+ self.dragid >= 0):
+ # end drag of overlay decoration
+
+ if self.dragid < 99 and self.overlays.has_key(self.dragid):
+ self.overlays[self.dragid]['coords'] = self.pdc.GetIdBounds(self.dragid)
+ elif self.dragid > 100 and self.textdict.has_key(self.dragid):
+ self.textdict[self.dragid]['coords'] = self.pdc.GetIdBounds(self.dragid)
+ else:
+ pass
+ self.dragid = None
+ self.currtxtid = None
+# self.UpdateMap(render=True)
+
+ else:
+ pass
+
+# event.Skip()
+
+ def OnButtonDClick(self, event):
+ """
+ Mouse button double click
+ """
+ Debug.msg (5, "BufferedWindow.OnButtonDClick(): use=%s" % \
+ self.mouse["use"])
+
+ if self.mouse["use"] == "measure":
+ # measure
+ self.ClearLines(pdc=self.pdcTmp)
+ self.polycoords = []
+ self.mouse['use'] = 'pointer'
+ self.mouse['box'] = 'point'
+ self.mouse['end'] = [0, 0]
+ self.Refresh()
+ self.SetCursor(self.parent.cursors["default"])
+ elif self.mouse["use"] == "profile":
+ # profile
+ pass
+ # self.pdc.ClearId(self.lineid)
+ # self.pdc.ClearId(self.plineid)
+ # print 'coordinates: ',self.polycoords
+ # self.polycoords = []
+ # self.mouse['begin'] = self.mouse['end'] = [0, 0]
+ # self.Refresh()
+ elif self.mouse['use'] == 'pointer' and self.parent.toolbars['vdigit']:
+ # digitization tool
+ pass
+ else:
+ # select overlay decoration options dialog
+ clickposition = event.GetPositionTuple()[:]
+ idlist = self.pdc.FindObjects(clickposition[0], clickposition[1], self.hitradius)
+ if idlist == []:
+ return
+ self.dragid = idlist[0]
+
+ # self.ovlcoords[self.dragid] = self.pdc.GetIdBounds(self.dragid)
+ if self.dragid > 100:
+ self.currtxtid = self.dragid
+ self.parent.OnAddText(None)
+ elif self.dragid == 0:
+ self.parent.OnAddBarscale(None)
+ elif self.dragid == 1:
+ self.parent.OnAddLegend(None)
+
+# event.Skip()
+
+ def OnRightDown(self, event):
+ """
+ Right mouse button pressed
+ """
+ Debug.msg (5, "BufferedWindow.OnRightDown(): use=%s" % \
+ self.mouse["use"])
+
+ digitToolbar = self.parent.toolbars['vdigit']
+ if digitToolbar:
+ digitClass = self.parent.digit
+ # digitization tool (confirm action)
+ if digitToolbar.GetAction() in ["moveLine", "moveVertex"] and \
+ hasattr(self, "vdigitMove"):
+
+ pFrom = self.vdigitMove['begin']
+ pTo = self.Pixel2Cell(event.GetPositionTuple())
+
+ move = (pTo[0] - pFrom[0],
+ pTo[1] - pFrom[1])
+
+ if digitToolbar.GetAction() == "moveLine":
+ # move line
+ if digitClass.MoveSelectedLines(move) < 0:
+ return
+ elif digitToolbar.GetAction() == "moveVertex":
+ # move vertex
+ if digitClass.MoveSelectedVertex(pFrom, move) < 0:
+ return
+
+ del self.vdigitMove
+
+ event.Skip()
+
+ def OnRightUp(self, event):
+ """
+ Right mouse button released
+ """
+ Debug.msg (5, "BufferedWindow.OnRightUp(): use=%s" % \
+ self.mouse["use"])
+
+ digitToolbar = self.parent.toolbars['vdigit']
+ if digitToolbar:
+ digitClass = self.parent.digit
+ # digitization tool (confirm action)
+ if digitToolbar.GetAction() == "addLine" and \
+ digitToolbar.GetAction('type') in ["line", "boundary"]:
+ # -> add new line / boundary
+ try:
+ map = digitToolbar.GetLayer().GetName()
+ except:
+ map = None
+ wx.MessageBox(parent=self,
+ message=_("No vector map selected for editing."),
+ caption=_("Error"), style=wx.OK | wx.ICON_ERROR | wx.CENTRE)
+
+ if map:
+ # mapcoords = []
+ # xy -> EN
+ # for coord in self.polycoords:
+ # mapcoords.append(self.Pixel2Cell(coord))
+ if digitToolbar.GetAction('type') == 'line':
+ line = True
+ else:
+ line = False
+
+ if len(self.polycoords) < 2: # ignore 'one-point' lines
+ return
+
+ fid = digitClass.AddLine(map, line, self.polycoords)
+ if fid < 0:
+ return
+
+ position = self.Cell2Pixel(self.polycoords[-1])
+ self.polycoords = []
+ self.UpdateMap(render=False)
+ self.redrawAll = True
+ self.Refresh()
+
+ # add new record into atribute table
+ if UserSettings.Get(group='vdigit', key="addRecord", subkey='enabled') is True:
+ posWindow = self.ClientToScreen((position[0] + self.dialogOffset,
+ position[1] + self.dialogOffset))
+
+ # select attributes based on layer and category
+ cats = { fid : {
+ UserSettings.Get(group='vdigit', key="layer", subkey='value') :
+ (UserSettings.Get(group='vdigit', key="category", subkey='value'), )
+ }}
+
+ addRecordDlg = dbm.DisplayAttributesDialog(parent=self, map=map,
+ cats=cats,
+ pos=posWindow,
+ action="add")
+ if addRecordDlg.mapDBInfo and \
+ addRecordDlg.ShowModal() == wx.ID_OK:
+ sqlfile = tempfile.NamedTemporaryFile(mode="w")
+ for sql in addRecordDlg.GetSQLString():
+ sqlfile.file.write(sql + ";\n")
+ sqlfile.file.flush()
+ executeCommand = gcmd.Command(cmd=["db.execute",
+ "--q",
+ "input=%s" % sqlfile.name])
+ elif digitToolbar.GetAction() == "deleteLine":
+ # -> delete selected vector features
+ if digitClass.DeleteSelectedLines() < 0:
+ return
+ elif digitToolbar.GetAction() == "splitLine":
+ # split line
+ if digitClass.SplitLine(self.Pixel2Cell(self.mouse['begin'])) < 0:
+ return
+ elif digitToolbar.GetAction() == "addVertex":
+ # add vertex
+ if digitClass.AddVertex(self.Pixel2Cell(self.mouse['begin'])) < 0:
+ return
+ elif digitToolbar.GetAction() == "removeVertex":
+ # remove vertex
+ if digitClass.RemoveVertex(self.Pixel2Cell(self.mouse['begin'])) < 0:
+ return
+ elif digitToolbar.GetAction() in ("copyCats", "copyAttrs"):
+ try:
+ if digitToolbar.GetAction() == 'copyCats':
+ if digitClass.CopyCats(self.copyCatsList,
+ self.copyCatsIds, copyAttrb=False) < 0:
+ return
+ else:
+ if digitClass.CopyCats(self.copyCatsList,
+ self.copyCatsIds, copyAttrb=True) < 0:
+ return
+
+ del self.copyCatsList
+ del self.copyCatsIds
+ except AttributeError:
+ pass
+ elif digitToolbar.GetAction() == "editLine" and \
+ hasattr(self, "vdigitMove"):
+ line = digitClass.driver.GetSelected()
+ if digitClass.EditLine(line, self.polycoords) < 0:
+ return
+
+ del self.vdigitMove
+
+ elif digitToolbar.GetAction() == "flipLine":
+ if digitClass.FlipLine() < 0:
+ return
+ elif digitToolbar.GetAction() == "mergeLine":
+ if digitClass.MergeLine() < 0:
+ return
+ elif digitToolbar.GetAction() == "breakLine":
+ if digitClass.BreakLine() < 0:
+ return
+ elif digitToolbar.GetAction() == "snapLine":
+ if digitClass.SnapLine() < 0:
+ return
+ elif digitToolbar.GetAction() == "connectLine":
+ if len(digitClass.driver.GetSelected()) > 1:
+ if digitClass.ConnectLine() < 0:
+ return
+ elif digitToolbar.GetAction() == "copyLine":
+ if digitClass.CopyLine(self.copyIds) < 0:
+ return
+ del self.copyIds
+ if self.layerTmp:
+ self.Map.DeleteLayer(self.layerTmp)
+ self.UpdateMap(render=True, renderVector=False)
+ del self.layerTmp
+
+ elif digitToolbar.GetAction() == "zbulkLine" and len(self.polycoords) == 2:
+ pos1 = self.polycoords[0]
+ pos2 = self.polycoords[1]
+
+ selected = digitClass.driver.GetSelected()
+ dlg = VDigitZBulkDialog(parent=self, title=_("Z bulk-labeling dialog"),
+ nselected=len(selected))
+ if dlg.ShowModal() == wx.ID_OK:
+ if digitClass.ZBulkLines(pos1, pos2, dlg.value.GetValue(),
+ dlg.step.GetValue()) < 0:
+ return
+ self.UpdateMap(render=False, renderVector=True)
+ elif digitToolbar.GetAction() == "typeConv":
+ # -> feature type conversion
+ # - point <-> centroid
+ # - line <-> boundary
+ if digitClass.TypeConvForSelectedLines() < 0:
+ return
+
+ if digitToolbar.GetAction() != "addLine":
+ # unselect and re-render
+ digitClass.driver.SetSelected([])
+ self.polycoords = []
+ self.UpdateMap(render=False)
+
+ self.redrawAll = True
+ self.Refresh()
+
+ event.Skip()
+
+ def OnMiddleDown(self, event):
+ """
+ Middle mouse button pressed
+ """
+ digitToolbar = self.parent.toolbars['vdigit']
+ # digitization tool
+ if self.mouse["use"] == "pointer" and digitToolbar:
+ digitClass = self.parent.digit
+ if (digitToolbar.GetAction() == "addLine" and \
+ digitToolbar.GetAction('type') in ["line", "boundary"]) or \
+ digitToolbar.GetAction() == "editLine":
+ # add line or boundary -> remove last point from the line
+ try:
+ removed = self.polycoords.pop()
+ Debug.msg(4, "BufferedWindow.OnMiddleDown(): polycoords_poped=%s" % \
+ [removed,])
+
+ self.mouse['begin'] = self.Cell2Pixel(self.polycoords[-1])
+ except:
+ pass
+
+ if digitToolbar.GetAction() == "editLine":
+ # remove last vertex & line
+ if len(self.vdigitMove['id']) > 1:
+ self.vdigitMove['id'].pop()
+
+ self.UpdateMap(render=False, renderVector=False)
+
+ elif digitToolbar.GetAction() in ["deleteLine", "moveLine", "splitLine",
+ "addVertex", "removeVertex", "moveVertex",
+ "copyCats", "flipLine", "mergeLine",
+ "snapLine", "connectLine", "copyLine",
+ "queryLine", "breakLine", "typeConv"]:
+ # varios tools -> unselected selected features
+ digitClass.driver.SetSelected([])
+ if digitToolbar.GetAction() in ["moveLine", "moveVertex", "editLine"] and \
+ hasattr(self, "vdigitMove"):
+
+ del self.vdigitMove
+
+ elif digitToolbar.GetAction() == "copyCats":
+ try:
+ del self.copyCatsList
+ del self.copyCatsIds
+ except AttributeError:
+ pass
+
+ elif digitToolbar.GetAction() == "copyLine":
+ del self.copyIds
+ if self.layerTmp:
+ self.Map.DeleteLayer(self.layerTmp)
+ self.UpdateMap(render=True, renderVector=False)
+ del self.layerTmp
+
+ self.polycoords = []
+ self.UpdateMap(render=False) # render vector
+
+ elif digitToolbar.GetAction() == "zbulkLine":
+ # reset polyline
+ self.polycoords = []
+ digitClass.driver.SetSelected([])
+ self.UpdateMap(render=False)
+
+ self.redrawAll = True
+
+ def OnMouseMoving(self, event):
+ """
+ Motion event and no mouse buttons were pressed
+ """
+ digitToolbar = self.parent.toolbars['vdigit']
+ if self.mouse["use"] == "pointer" and digitToolbar:
+ digitClass = self.parent.digit
+ self.mouse['end'] = event.GetPositionTuple()[:]
+ Debug.msg (5, "BufferedWindow.OnMouseMoving(): coords=%f,%f" % \
+ (self.mouse['end'][0], self.mouse['end'][1]))
+ if digitToolbar.GetAction() == "addLine" and digitToolbar.GetAction('type') in ["line", "boundary"]:
+ if len(self.polycoords) > 0:
+ self.MouseDraw(pdc=self.pdcTmp, begin=self.Cell2Pixel(self.polycoords[-1]))
+ elif digitToolbar.GetAction() in ["moveLine", "moveVertex", "editLine"] \
+ and hasattr(self, "vdigitMove"):
+ dx = self.mouse['end'][0] - self.mouse['begin'][0]
+ dy = self.mouse['end'][1] - self.mouse['begin'][1]
+
+ if len(self.vdigitMove['id']) > 0:
+ # draw lines on new position
+ if digitToolbar.GetAction() == "moveLine":
+ # move line
+ for id in self.vdigitMove['id']:
+ self.pdcTmp.TranslateId(id, dx, dy)
+ elif digitToolbar.GetAction() in ["moveVertex", "editLine"]:
+ # move vertex ->
+ # (vertex, left vertex, left line,
+ # right vertex, right line)
+
+ # do not draw static lines
+ if digitToolbar.GetAction() == "moveVertex":
+ self.polycoords = []
+ ### self.pdcTmp.TranslateId(self.vdigitMove['id'][0], dx, dy)
+ self.pdcTmp.RemoveId(self.vdigitMove['id'][0])
+ if self.vdigitMove['id'][1] > 0: # previous vertex
+ x, y = self.Pixel2Cell(self.pdcTmp.GetIdBounds(self.vdigitMove['id'][1])[0:2])
+ self.pdcTmp.RemoveId(self.vdigitMove['id'][1]+1)
+ self.polycoords.append((x, y))
+ ### x, y = self.Pixel2Cell(self.pdcTmp.GetIdBounds(self.vdigitMove['id'][0])[0:2])
+ self.polycoords.append(self.Pixel2Cell(self.mouse['end']))
+ if self.vdigitMove['id'][2] > 0: # next vertex
+ x, y = self.Pixel2Cell(self.pdcTmp.GetIdBounds(self.vdigitMove['id'][2])[0:2])
+ self.pdcTmp.RemoveId(self.vdigitMove['id'][2]-1)
+ self.polycoords.append((x, y))
+
+ self.ClearLines(pdc=self.pdcTmp)
+ self.DrawLines(pdc=self.pdcTmp)
+
+ else: # edit line
+ try:
+ if self.vdigitMove['id'][-1] > 0: # previous vertex
+ self.MouseDraw(pdc=self.pdcTmp,
+ begin=self.Cell2Pixel(self.polycoords[-1]))
+ except: # no line
+ self.vdigitMove['id'] = []
+ self.polycoords = []
+
+ self.Refresh() # TODO: use RefreshRect()
+ self.mouse['begin'] = self.mouse['end']
+
+ elif digitToolbar.GetAction() == "zbulkLine":
+ if len(self.polycoords) == 1:
+ # draw mouse moving
+ self.MouseDraw(self.pdcTmp)
+
+ event.Skip()
+
+ def ClearLines(self, pdc=None):
+ """
+ Clears temporary drawn lines from PseudoDC
+ """
+ if not pdc:
+ pdc=self.pdcTmp
+ try:
+ pdc.ClearId(self.lineid)
+ pdc.RemoveId(self.lineid)
+ except:
+ pass
+
+ try:
+ pdc.ClearId(self.plineid)
+ pdc.RemoveId(self.plineid)
+ except:
+ pass
+
+ Debug.msg(4, "BufferedWindow.ClearLines(): lineid=%s, plineid=%s" %
+ (self.lineid, self.plineid))
+
+ ### self.Refresh()
+
+ return True
+
+ def Pixel2Cell(self, (x, y)):
+ """
+ Convert image coordinates to real word coordinates
+
+ Input : int x, int y
+ Output: float x, float y
+ """
+
+ try:
+ x = int(x)
+ y = int(y)
+ except:
+ return None
+
+ if self.Map.region["ewres"] > self.Map.region["nsres"]:
+ res = self.Map.region["ewres"]
+ else:
+ res = self.Map.region["nsres"]
+
+ w = self.Map.region["center_easting"] - (self.Map.width / 2) * res
+ n = self.Map.region["center_northing"] + (self.Map.height / 2) * res
+
+ east = w + x * res
+ north = n - y * res
+
+ # extent does not correspond with whole map canvas area...
+ # east = self.Map.region['w'] + x * self.Map.region["ewres"]
+ # north = self.Map.region['n'] - y * self.Map.region["nsres"]
+
+ return (east, north)
+
+ def Cell2Pixel(self, (east, north)):
+ """
+ Convert real word coordinates to image coordinates
+ """
+
+ try:
+ east = float(east)
+ north = float(north)
+ except:
+ return None
+
+ if self.Map.region["ewres"] > self.Map.region["nsres"]:
+ res = self.Map.region["ewres"]
+ else:
+ res = self.Map.region["nsres"]
+
+ w = self.Map.region["center_easting"] - (self.Map.width / 2) * res
+ n = self.Map.region["center_northing"] + (self.Map.height / 2) * res
+
+ # x = int((east - w) / res)
+ # y = int((n - north) / res)
+
+ x = (east - w) / res
+ y = (n - north) / res
+
+ return (x, y)
+
+ def Zoom(self, begin, end, zoomtype):
+ """
+ Calculates new region while (un)zoom/pan-ing
+ """
+ x1, y1 = begin
+ x2, y2 = end
+ newreg = {}
+
+ # threshold - too small squares do not make sense
+ # can only zoom to windows of > 5x5 screen pixels
+ if abs(x2-x1) > 5 and abs(y2-y1) > 5 and zoomtype != 0:
+
+ if x1 > x2:
+ x1, x2 = x2, x1
+ if y1 > y2:
+ y1, y2 = y2, y1
+
+ # zoom in
+ if zoomtype > 0:
+ newreg['w'], newreg['n'] = self.Pixel2Cell((x1, y1))
+ newreg['e'], newreg['s'] = self.Pixel2Cell((x2, y2))
+
+ # zoom out
+ elif zoomtype < 0:
+ newreg['w'], newreg['n'] = self.Pixel2Cell((-x1 * 2, -y1 * 2))
+ newreg['e'], newreg['s'] = self.Pixel2Cell((self.Map.width + 2 * \
+ (self.Map.width - x2),
+ self.Map.height + 2 * \
+ (self.Map.height - y2)))
+ # pan
+ elif zoomtype == 0:
+ dx = x1 - x2
+ dy = y1 - y2
+ newreg['w'], newreg['n'] = self.Pixel2Cell((dx, dy))
+ newreg['e'], newreg['s'] = self.Pixel2Cell((self.Map.width + dx,
+ self.Map.height + dy))
+
+ # if new region has been calculated, set the values
+ if newreg != {}:
+ # LL locations
+ if self.parent.Map.projinfo['proj'] == 'll':
+ if newreg['n'] > 90.0:
+ newreg['n'] = 90.0
+ if newreg['s'] < -90.0:
+ newreg['s'] = -90.0
+
+ ce = newreg['w'] + (newreg['e'] - newreg['w']) / 2
+ cn = newreg['s'] + (newreg['n'] - newreg['s']) / 2
+
+ if hasattr(self, "vdigitMove"):
+ # xo = self.Cell2Pixel((self.Map.region['center_easting'], self.Map.region['center_northing']))
+ # xn = self.Cell2Pixel(ce, cn))
+ tmp = self.Pixel2Cell(self.mouse['end'])
+
+ # calculate new center point and display resolution
+ self.Map.region['center_easting'] = ce
+ self.Map.region['center_northing'] = cn
+ self.Map.region["ewres"] = (newreg['e'] - newreg['w']) / self.Map.width
+ self.Map.region["nsres"] = (newreg['n'] - newreg['s']) / self.Map.height
+ self.Map.AlignExtentFromDisplay()
+
+ if hasattr(self, "vdigitMove"):
+ tmp1 = self.mouse['end']
+ tmp2 = self.Cell2Pixel(self.vdigitMove['begin'])
+ dx = tmp1[0] - tmp2[0]
+ dy = tmp1[1] - tmp2[1]
+ self.vdigitMove['beginDiff'] = (dx, dy)
+ for id in self.vdigitMove['id']:
+ self.pdcTmp.RemoveId(id)
+
+ self.ZoomHistory(self.Map.region['n'], self.Map.region['s'],
+ self.Map.region['e'], self.Map.region['w'])
+
+ if self.redrawAll is False:
+ self.redrawAll = True
+
+ def ZoomBack(self):
+ """
+ Zoom to previous extents in zoomhistory list
+ """
+
+ zoom = []
+ if len(self.zoomhistory) > 1:
+ self.zoomhistory.pop()
+ zoom = self.zoomhistory[len(self.zoomhistory)-1]
+ # (n, s, e, w)
+ if zoom:
+ # zoom to selected region
+ self.Map.region['center_easting'] = zoom[3] + \
+ (zoom[2] - zoom[3]) / 2
+ self.Map.region['center_northing'] = zoom[1] + \
+ (zoom[0] - zoom[1]) / 2
+ self.Map.region["ewres"] = (zoom[2] - zoom[3]) / self.Map.width
+ self.Map.region["nsres"] = (zoom[0] - zoom[1]) / self.Map.height
+ self.Map.AlignExtentFromDisplay()
+
+ # update map
+ self.UpdateMap()
+
+ # update statusbar
+ self.parent.StatusbarUpdate()
+
+ def ZoomHistory(self, n, s, e, w):
+ """
+ Manages a list of last 10 zoom extents
+
+ Return removed history item if exists
+ """
+ removed = None
+ self.zoomhistory.append((n,s,e,w))
+
+ if len(self.zoomhistory) > 10:
+ removed = self.zoomhistory.pop(0)
+
+ if removed:
+ Debug.msg(4, "BufferedWindow.ZoomHistory(): hist=%s, removed=%s" %
+ (self.zoomhistory, removed))
+ else:
+ Debug.msg(4, "BufferedWindow.ZoomHistory(): hist=%s" %
+ (self.zoomhistory))
+
+ return removed
+
+ def OnZoomToMap(self, event):
+ """
+ Set display extents to match selected raster (including NULLs)
+ or vector map.
+ """
+ self.ZoomToMap()
+
+ def OnZoomToRaster(self, event):
+ """
+ Set display extents to match selected raster map (ignore NULLs)
+ """
+ self.ZoomToMap(zoom=True)
+
+ def ZoomToMap(self, layer = None, zoom = False):
+ """
+ Set display extents to match selected raster
+ or vector map.
+ """
+ zoomreg = {}
+
+ if not layer:
+ layer = self.GetSelectedLayer(multi = True)
+
+ if not layer:
+ return
+
+ rast = []
+ vect = []
+ updated = False
+ for l in layer:
+ # only raster/vector layers are currently supported
+ if l.type == 'raster':
+ rast.append(l.name)
+ elif l.type == 'vector':
+ if self.parent.digit and l.name == self.parent.digit.map and \
+ self.parent.digit.type == 'vdigit':
+ w, s, b, e, n, t = self.parent.digit.driver.GetMapBoundingBox()
+ self.Map.GetRegion(n=n, s=s, w=w, e=e,
+ update=True)
+ updated = True
+ else:
+ vect.append(l.name)
+
+ if not updated:
+ self.Map.GetRegion(rast = rast,
+ vect = vect,
+ update = True)
+
+ self.ZoomHistory(self.Map.region['n'], self.Map.region['s'],
+ self.Map.region['e'], self.Map.region['w'])
+
+ self.UpdateMap()
+
+ self.parent.StatusbarUpdate()
+
+ def ZoomToWind(self, event):
+ """
+ Set display geometry to match computational
+ region settings (set with g.region)
+ """
+ self.Map.region = self.Map.GetRegion()
+ ### self.Map.SetRegion(windres=True)
+
+ self.ZoomHistory(self.Map.region['n'], self.Map.region['s'],
+ self.Map.region['e'], self.Map.region['w'])
+
+ self.UpdateMap()
+
+ self.parent.StatusbarUpdate()
+
+ def ZoomToDefault(self, event):
+ """
+ Set display geometry to match default region settings
+ """
+ self.Map.region = self.Map.GetRegion(default=True)
+ self.Map.AdjustRegion() # aling region extent to the display
+
+ self.ZoomHistory(self.Map.region['n'], self.Map.region['s'],
+ self.Map.region['e'], self.Map.region['w'])
+
+ self.UpdateMap()
+
+ self.parent.StatusbarUpdate()
+
+ def DisplayToWind(self, event):
+ """
+ Set computational region (WIND file) to
+ match display extents
+ """
+ tmpreg = os.getenv("GRASS_REGION")
+ if tmpreg:
+ del os.environ["GRASS_REGION"]
+
+ # We ONLY want to set extents here. Don't mess with resolution. Leave that
+ # for user to set explicitly with g.region
+ new = self.Map.AlignResolution()
+
+ cmdRegion = ["g.region", "--o",
+ "n=%f" % new['n'],
+ "s=%f" % new['s'],
+ "e=%f" % new['e'],
+ "w=%f" % new['w'],
+ "rows=%d" % int(new['rows']),
+ "cols=%d" % int(new['cols'])]
+
+ p = gcmd.Command(cmdRegion)
+
+ if tmpreg:
+ os.environ["GRASS_REGION"] = tmpreg
+
+ def ZoomToSaved(self, event):
+ """!Set display geometry to match extents in
+ saved region file
+ """
+ dlg = gdialogs.SavedRegion(parent = self, id = wx.ID_ANY,
+ title = _("Zoom to saved region extents"),
+ pos=wx.DefaultPosition, size=wx.DefaultSize,
+ style=wx.DEFAULT_DIALOG_STYLE,
+ loadsave='load')
+
+ if dlg.ShowModal() == wx.ID_CANCEL:
+ dlg.Destroy()
+ return
+
+ wind = dlg.wind
+
+ self.Map.GetRegion(regionName = wind,
+ update = True)
+
+ dlg.Destroy()
+
+ self.ZoomHistory(self.Map.region['n'],
+ self.Map.region['s'],
+ self.Map.region['e'],
+ self.Map.region['w'])
+
+ self.UpdateMap()
+
+ def SaveDisplayRegion(self, event):
+ """
+ Save display extents to named region file.
+ """
+
+ dlg = gdialogs.SavedRegion(parent = self, id = wx.ID_ANY,
+ title = _("Save display extents to region file"),
+ pos=wx.DefaultPosition, size=wx.DefaultSize,
+ style=wx.DEFAULT_DIALOG_STYLE,
+ loadsave='save')
+ if dlg.ShowModal() == wx.ID_CANCEL:
+ dlg.Destroy()
+ return
+
+ wind = dlg.wind
+
+ # test to see if it already exists and ask permission to overwrite
+ windpath = os.path.join(self.Map.env["GISDBASE"], self.Map.env["LOCATION_NAME"],
+ self.Map.env["MAPSET"], "windows", wind)
+
+ if windpath and not os.path.exists(windpath):
+ self.SaveRegion(wind)
+ elif windpath and os.path.exists(windpath):
+ overwrite = wx.MessageBox(_("Region file <%s> already exists. "
+ "Do you want to overwrite it?") % (wind),
+ _("Warning"), wx.YES_NO | wx.CENTRE)
+ if (overwrite == wx.YES):
+ self.SaveRegion(wind)
+ else:
+ pass
+
+ dlg.Destroy()
+
+ def SaveRegion(self, wind):
+ """
+ Save region settings
+ """
+ ### new = self.Map.AlignResolution()
+ new = self.Map.GetCurrentRegion()
+
+ cmdRegion = ["g.region",
+ "-u",
+ "n=%f" % new['n'],
+ "s=%f" % new['s'],
+ "e=%f" % new['e'],
+ "w=%f" % new['w'],
+ "rows=%d" % new['rows'],
+ "cols=%d" % new['cols'],
+ "save=%s" % wind,
+ "--o"]
+
+ tmpreg = os.getenv("GRASS_REGION")
+ if tmpreg:
+ del os.environ["GRASS_REGION"]
+
+ p = gcmd.Command(cmdRegion)
+
+ if tmpreg:
+ os.environ["GRASS_REGION"] = tmpreg
+
+ def Distance(self, beginpt, endpt, screen=True):
+ """Calculete distance
+
+ LL-locations not supported
+
+ @todo Use m.distance
+
+ @param beginpt first point
+ @param endpt second point
+ @param screen True for screen coordinates otherwise EN
+ """
+ x1, y1 = beginpt
+ x2, y2 = endpt
+ if screen:
+ dEast = (x2 - x1) * self.Map.region["ewres"]
+ dNorth = (y2 - y1) * self.Map.region["nsres"]
+ else:
+ dEast = (x2 - x1)
+ dNorth = (y2 - y1)
+
+
+ return (math.sqrt(math.pow((dEast),2) + math.pow((dNorth),2)), (dEast, dNorth))
+
+
+
+class MapFrame(wx.Panel):
+ """
+ Main frame for map display window. Drawing takes place in child double buffered
+ drawing window.
+ """
+
+ def __init__(self, parent=None, id=wx.ID_ANY, title=_("GRASS GIS - Map display"),
+ pos=wx.DefaultPosition, size=wx.DefaultSize,
+ style=wx.DEFAULT_FRAME_STYLE, toolbars=["map"],
+ tree=None, notebook=None, gismgr=None, page=None,
+ Map=None, auimgr=None,frame=None,flag=False):
+ """
+ Main map display window with toolbars, statusbar and
+ DrawWindow
+
+ @param toolbars array of activated toolbars, e.g. ['map', 'digit']
+ @param tree reference to layer tree
+ @param notebook control book ID in Layer Manager
+ @param mgr Layer Manager
+ @param page notebook page with layer tree
+ @param Map instance of render.Map
+ """
+ self.gismanager = gismgr # Layer Manager object
+ self._layerManager = gismgr
+ self.Map = Map # instance of render.Map
+ self.tree = tree # Layer Manager layer tree object
+ self.page = page # Notebook page holding the layer tree
+ self.layerbook = notebook # Layer Manager layer tree notebook
+ self.parent = parent
+ self.frame = frame
+ self.statusFlag = flag
+ self.statusbar = None
+
+ #FIX THIS
+
+
+ #
+ # available cursors
+ #
+ self.cursors = {
+ # default: cross
+ # "default" : wx.StockCursor(wx.CURSOR_DEFAULT),
+ "default" : wx.StockCursor(wx.CURSOR_ARROW),
+ "cross" : wx.StockCursor(wx.CURSOR_CROSS),
+ "hand" : wx.StockCursor(wx.CURSOR_HAND),
+ "pencil" : wx.StockCursor(wx.CURSOR_PENCIL),
+ "sizenwse": wx.StockCursor(wx.CURSOR_SIZENWSE)
+ }
+
+ #wx.Frame.__init__(self, parent, id, title, pos, size, style)
+
+
+ wx.Panel.__init__(self, parent, id, pos, size, style,name="pg_panel")
+ #self.SetName("MapWindow")
+
+ #
+ # set the size & system icon
+ #
+ #self.SetClientSize(size)
+ self.iconsize = (16, 16)
+
+
+
+
+ #self.SetIcon(wx.Icon(os.path.join(globalvar.ETCICONDIR, 'grass_map.ico'), wx.BITMAP_TYPE_ICO))
+
+ #
+ # Fancy gui
+ #
+ # self._mgr = auimgr
+
+
+
+ self._mgr = wx.aui.AuiManager(self)
+
+ #self._layerManager.goutput = goutput.GMConsole(self.parent.GetParent(), pageid=1)
+ #self._layerManager.goutput.Hide()
+
+ #
+ # Add toolbars
+ #
+ self.toolbars = { 'map' : None,
+ 'vdigit' : None,
+ 'georect' : None,
+ 'nviz' : None }
+ for toolb in toolbars:
+ self.AddToolbar(toolb)
+
+ #
+ # Add statusbar
+ #
+ if self.statusFlag:
+ self.statusbar = self.frame.CreateStatusBar(number=4, style=0)
+ self.statusbar.SetStatusWidths([-5, -2, -1, -1])
+ else:
+ self.statusbar = self.frame.GetStatusBar()
+
+
+
+ self.statusbarWin = dict()
+ self.statusbarWin['toggle'] = wx.Choice(self.statusbar, wx.ID_ANY,
+ choices = globalvar.MAP_DISPLAY_STATUSBAR_MODE)
+ self.statusbarWin['toggle'].SetSelection(UserSettings.Get(group='display',
+ key='statusbarMode',
+ subkey='selection'))
+
+ self.statusbar.Bind(wx.EVT_CHOICE, self.OnToggleStatus, self.statusbarWin['toggle'])
+
+ # auto-rendering checkbox
+ self.statusbarWin['render'] = wx.CheckBox(parent=self.statusbar, id=wx.ID_ANY,
+ label=_("Render"))
+
+ self.statusbar.Bind(wx.EVT_CHECKBOX, self.OnToggleRender, self.statusbarWin['render'])
+
+ self.statusbarWin['render'].SetValue(UserSettings.Get(group='display',
+ key='autoRendering',
+ subkey='enabled'))
+ self.statusbarWin['render'].SetToolTip(wx.ToolTip (_("Enable/disable auto-rendering")))
+ # show region
+ self.statusbarWin['region'] = wx.CheckBox(parent=self.statusbar, id=wx.ID_ANY,
+ label=_("Show computational extent"))
+
+
+ self.statusbar.Bind(wx.EVT_CHECKBOX, self.OnToggleShowRegion, self.statusbarWin['region'])
+
+ self.statusbarWin['region'].SetValue(False)
+ self.statusbarWin['region'].Hide()
+ self.statusbarWin['region'].SetToolTip(wx.ToolTip (_("Show/hide computational "
+ "region extent (set with g.region). "
+ "Display region drawn as a blue box inside the "
+ "computational region, "
+ "computational region inside a display region "
+ "as a red box).")))
+ # set resolution
+ self.statusbarWin['resolution'] = wx.CheckBox(parent=self.statusbar, id=wx.ID_ANY,
+ label=_("Constrain display resolution to computational settings"))
+ self.statusbar.Bind(wx.EVT_CHECKBOX, self.OnToggleResolution, self.statusbarWin['resolution'])
+ self.statusbarWin['resolution'].SetValue(UserSettings.Get(group='display', key='compResolution', subkey='enabled'))
+ self.statusbarWin['resolution'].Hide()
+ self.statusbarWin['resolution'].SetToolTip(wx.ToolTip (_("Constrain display resolution "
+ "to computational region settings. "
+ "Default value for new map displays can "
+ "be set up in 'User GUI settings' dialog.")))
+ # map scale
+ self.statusbarWin['mapscale'] = wx.TextCtrl(parent=self.statusbar, id=wx.ID_ANY,
+ value="", style=wx.TE_PROCESS_ENTER,
+ size=(150, -1))
+ self.statusbarWin['mapscale'].Hide()
+ self.statusbar.Bind(wx.EVT_TEXT_ENTER, self.OnChangeMapScale, self.statusbarWin['mapscale'])
+
+ # go to
+ self.statusbarWin['goto'] = wx.TextCtrl(parent=self.statusbar, id=wx.ID_ANY,
+ value="", style=wx.TE_PROCESS_ENTER,
+ size=(300, -1))
+ self.statusbarWin['goto'].Hide()
+ self.statusbar.Bind(wx.EVT_TEXT_ENTER, self.OnGoTo, self.statusbarWin['goto'])
+
+ # projection
+ self.statusbarWin['projection'] = wx.CheckBox(parent=self.statusbar, id=wx.ID_ANY,
+ label=_("Use defined projection"))
+ self.statusbarWin['projection'].SetValue(False)
+ size = self.statusbarWin['projection'].GetSize()
+ self.statusbarWin['projection'].SetMinSize((size[0] + 150, size[1]))
+ self.statusbarWin['projection'].SetToolTip(wx.ToolTip (_("Reproject coordinates displayed "
+ "in the statusbar. Projection can be "
+ "defined in GUI preferences dialog "
+ "(tab 'Display')")))
+ self.statusbarWin['projection'].Hide()
+
+ # mask
+ self.statusbarWin['mask'] = wx.StaticText(parent = self.statusbar, id = wx.ID_ANY,
+ label = '')
+ self.statusbarWin['mask'].SetForegroundColour(wx.Colour(255, 0, 0))
+
+ # on-render gauge
+ self.statusbarWin['progress'] = wx.Gauge(parent=self.statusbar, id=wx.ID_ANY,
+ range=0, style=wx.GA_HORIZONTAL)
+ self.statusbarWin['progress'].Hide()
+
+ self.StatusbarReposition() # reposition statusbar
+
+ self.maskInfo = wx.StaticText(parent = self.statusbar, id = wx.ID_ANY,
+ label = '')
+ self.maskInfo.SetForegroundColour(wx.Colour(255, 0, 0))
+
+ #
+ # Init map display (buffered DC & set default cursor)
+ #
+
+ self.MapWindow2D = BufferedWindow(self, id=wx.ID_ANY, Map=self.Map, tree=self.tree, gismgr=self._layerManager)
+ # default is 2D display mode
+ self.MapWindow = self.MapWindow2D
+ #self.MapWindow.Bind(wx.EVT_MOTION, self.OnMotion)
+ self.MapWindow.SetCursor(self.cursors["default"])
+ # used by Nviz (3D display mode)
+ self.MapWindow3D = None
+
+ #
+ # initialize region values
+ #
+ self.__InitDisplay()
+
+ #
+ # Bind various events
+ #
+ self.Bind(wx.EVT_ACTIVATE, self.OnFocus)
+ self.Bind(wx.EVT_CLOSE, self.OnCloseWindow)
+ self.Bind(render.EVT_UPDATE_PRGBAR, self.OnUpdateProgress)
+
+ #
+ # Update fancy gui style
+ #
+ self._mgr.AddPane(self.MapWindow, wx.aui.AuiPaneInfo().CentrePane().
+ Dockable(False).BestSize((-1,-1)).
+ CloseButton(False).DestroyOnClose(True).
+ Layer(0))
+
+
+ self._mgr.Update()
+
+ #
+ # Init print module and classes
+ #
+ self.printopt = disp_print.PrintOptions(self, self.MapWindow)
+
+ #
+ # Initialization of digitization tool
+ #
+ self.digit = None
+
+ #
+ # Init zoom history
+ #
+ self.MapWindow.ZoomHistory(self.Map.region['n'],
+ self.Map.region['s'],
+ self.Map.region['e'],
+ self.Map.region['w'])
+
+ #
+ # Re-use dialogs
+ #
+ self.dialogs = {}
+ self.dialogs['attributes'] = None
+ self.dialogs['category'] = None
+ self.dialogs['barscale'] = None
+ self.dialogs['legend'] = None
+
+ self.decorationDialog = None # decoration/overlays
+
+ pos = wx.Point(700,10)
+
+ self.gisrc = self.read_gisrc()
+ self.viewInfo = True #to display v/r.info on mapdisplay
+ self.gisdbase = self.gisrc['GISDBASE']
+
+ parent1 = self.GetParent()
+
+ rightpanel = parent1.GetParent()
+
+ #splitter= rightpanel.GetParent()
+ self.lmgr= rightpanel
+
+ self.onRenderGauge = wx.Gauge(parent=self.statusbar, id=wx.ID_ANY,
+ range=0, style=wx.GA_HORIZONTAL)
+
+ self.compResolution = wx.CheckBox(parent=self.statusbar, id=wx.ID_ANY,
+ label=_("Constrain display resolution to computational settings"))
+ self.statusbar.Bind(wx.EVT_CHECKBOX, self.OnToggleResolution, self.compResolution)
+ self.compResolution.SetValue(UserSettings.Get(group='display', key='compResolution', subkey='enabled'))
+ self.compResolution.Hide()
+ self.compResolution.SetToolTip(wx.ToolTip (_("Constrain display resolution "
+ "to computational region settings. "
+ "Default value for new map displays can "
+ "be set up in 'User GUI settings' dialog.")))
+
+ self.maptree = LayerTree(self, id=wx.ID_ANY, pos=wx.DefaultPosition,
+ size=wx.DefaultSize, style=wx.TR_HAS_BUTTONS
+ |wx.TR_LINES_AT_ROOT|wx.TR_HIDE_ROOT,
+ gisdbase=self.gisdbase)
+ #self.maptree.SetBackgroundColour("red")
+
+ self._mgr.AddPane(self.maptree, wx.aui.AuiPaneInfo().Left().
+ Dockable(False).BestSize((400,300)).
+ CloseButton(False).DestroyOnClose(True).
+ Layer(0).Caption("MapTree"))
+
+ self._mgr.Update()
+
+ #r.rightSizer.Add(self.maptree)
+
+ def read_gisrc(self):
+ """
+ Read variables gisrc file
+ """
+
+ rc = {}
+
+ gisrc = os.getenv("GISRC")
+
+ if gisrc and os.path.isfile(gisrc):
+ try:
+ f = open(gisrc, "r")
+ for line in f.readlines():
+ key, val = line.split(":", 1)
+ rc[key.strip()] = val.strip()
+ finally:
+ f.close()
+
+ return rc
+
+
+ def AddToolbar(self, name):
+ """
+ Add defined toolbar to the window
+
+ Currently known toolbars are:
+ - map basic map toolbar
+ - digit vector digitizer
+ - georect georectifier
+ """
+ # default toolbar
+ if name == "map":
+ self.toolbars['map'] = toolbars.MapToolbar(self, self.Map)
+
+ self._mgr.AddPane(self.toolbars['map'].toolbar,
+ wx.aui.AuiPaneInfo().
+ Name("maptoolbar").Caption(_("Map Toolbar")).
+ ToolbarPane().Top().
+ LeftDockable(False).RightDockable(False).
+ BottomDockable(False).TopDockable(True).
+ CloseButton(False).Layer(2).
+ BestSize((self.toolbars['map'].GetToolbar().GetSize())))
+
+ # vector digitizer
+ elif name == "vdigit":
+ from vdigit import haveVDigit
+ if not haveVDigit:
+ from vdigit import errorMsg
+ msg = _("Unable to start vector digitizer.\nThe VDigit python extension "
+ "was not found or loaded properly.\n"
+ "Switching back to 2D display mode.\n\nDetails: %s" % errorMsg)
+
+ self.toolbars['map'].combo.SetValue (_("2D view"))
+ wx.MessageBox(parent=self,
+ message=msg,
+ caption=_("Error"),
+ style=wx.OK | wx.ICON_ERROR | wx.CENTRE)
+ return
+
+ if self._layerManager:
+ log = self._layerManager.goutput
+ else:
+ log = None
+ self.toolbars['vdigit'] = toolbars.VDigitToolbar(parent=self, map=self.Map,
+ layerTree=self.tree,
+ log=log)
+
+ for toolRow in range(0, self.toolbars['vdigit'].numOfRows):
+ self._mgr.AddPane(self.toolbars['vdigit'].toolbar[toolRow],
+ wx.aui.AuiPaneInfo().
+ Name("vdigittoolbar" + str(toolRow)).Caption(_("Vector digitizer toolbar")).
+ ToolbarPane().Top().Row(toolRow + 1).
+ LeftDockable(False).RightDockable(False).
+ BottomDockable(False).TopDockable(True).
+ CloseButton(False).Layer(2).
+ BestSize((self.toolbars['vdigit'].GetToolbar().GetSize())))
+
+ # change mouse to draw digitized line
+ self.MapWindow.mouse['box'] = "point"
+ self.MapWindow.zoomtype = 0
+ self.MapWindow.pen = wx.Pen(colour='red', width=2, style=wx.SOLID)
+ self.MapWindow.polypen = wx.Pen(colour='green', width=2, style=wx.SOLID)
+ # georectifier
+ elif name == "georect":
+ self.toolbars['georect'] = toolbars.GRToolbar(self, self.Map)
+
+ self._mgr.AddPane(self.toolbars['georect'].toolbar,
+ wx.aui.AuiPaneInfo().
+ Name("georecttoolbar").Caption(_("Georectification toolbar")).
+ ToolbarPane().Top().
+ LeftDockable(False).RightDockable(False).
+ BottomDockable(False).TopDockable(True).
+ CloseButton(False).Layer(2))
+ # nviz
+ elif name == "nviz":
+ import nviz
+
+ # check for GLCanvas and OpenGL
+ msg = None
+ if not nviz.haveGLCanvas:
+ msg = _("Unable to switch to 3D display mode.\nThe GLCanvas class has not been "
+ "included with this build "
+ "of wxPython!\nSwitching back to "
+ "2D display mode.\n\nDetails: %s" % nviz.errorMsg)
+ if not nviz.haveNviz:
+ msg = _("Unable to switch to 3D display mode.\nThe Nviz python extension "
+ "was not found or loaded properly.\n"
+ "Switching back to 2D display mode.\n\nDetails: %s" % nviz.errorMsg)
+
+ if msg:
+ self.toolbars['map'].combo.SetValue (_("2D view"))
+ wx.MessageBox(parent=self,
+ message=msg,
+ caption=_("Error"),
+ style=wx.OK | wx.ICON_ERROR | wx.CENTRE)
+ return
+
+ #
+ # add Nviz toolbar and disable 2D display mode tools
+ #
+ self.toolbars['nviz'] = toolbars.NvizToolbar(self, self.Map)
+ self.toolbars['map'].Enable2D(False)
+
+ #
+ # update layer tree (-> enable 3d-rasters)
+ #
+ if self.tree:
+ self.tree.EnableItemType(type='3d-raster', enable=True)
+
+ #
+ # update status bar
+ #
+ self.statusbarWin['toggle'].Enable(False)
+
+ #
+ # erase map window
+ #
+ self.MapWindow.EraseMap()
+
+ self.statusbar.SetStatusText(_("Please wait, loading data..."), 0)
+
+ #
+ # create GL window & NVIZ toolbar
+ #
+ if not self.MapWindow3D:
+ self.MapWindow3D = nviz.GLWindow(self, id=wx.ID_ANY, Map=self.Map, tree=self.maptree, gismgr=self._layerManager)
+ # -> show after paint
+ self.nvizToolWin = nviz.NvizToolWindow(self, id=wx.ID_ANY,
+ mapWindow=self.MapWindow3D)
+ self.MapWindow3D.OnPaint(None) # -> LoadData
+ self.MapWindow3D.Show()
+ self.MapWindow3D.UpdateView(None)
+
+ self.nvizToolWin.Show()
+
+ #
+ # switch from MapWindow to MapWindowGL
+ # add nviz toolbar
+ #
+ self._mgr.DetachPane(self.MapWindow2D)
+ self.MapWindow2D.Hide()
+ self._mgr.AddPane(self.MapWindow3D, wx.aui.AuiPaneInfo().CentrePane().
+ Dockable(False).BestSize((-1,-1)).
+ CloseButton(False).DestroyOnClose(True).
+ Layer(0))
+ self._mgr.AddPane(self.toolbars['nviz'].toolbar,
+ wx.aui.AuiPaneInfo().
+ Name("nviztoolbar").Caption(_("Nviz toolbar")).
+ ToolbarPane().Top().Row(1).
+ LeftDockable(False).RightDockable(False).
+ BottomDockable(False).TopDockable(True).
+ CloseButton(False).Layer(2))
+
+ self.MapWindow = self.MapWindow3D
+ self.frame.SetStatusText("", 0)
+
+ self._mgr.Update()
+
+ def RemoveToolbar (self, name):
+ """
+ Removes toolbar from the window
+
+ TODO: Only hide, activate by calling AddToolbar()
+ """
+
+ # cannot hide main toolbar
+ if name == "map":
+ return
+ elif name == "vdigit":
+ # TODO: not destroy only hide
+ for toolRow in range(0, self.toolbars['vdigit'].numOfRows):
+ self._mgr.DetachPane (self.toolbars['vdigit'].toolbar[toolRow])
+ self.toolbars['vdigit'].toolbar[toolRow].Destroy()
+ else:
+ self._mgr.DetachPane (self.toolbars[name].toolbar)
+ self.toolbars[name].toolbar.Destroy()
+
+ self.toolbars[name] = None
+
+ if name == 'nviz':
+ # hide nviz tools
+ self.nvizToolWin.Hide()
+ # unload data
+ # self.MapWindow3D.Reset()
+ # switch from MapWindowGL to MapWindow
+ self._mgr.DetachPane(self.MapWindow3D)
+ self.MapWindow3D.Hide()
+ self.MapWindow2D.Show()
+ self._mgr.AddPane(self.MapWindow2D, wx.aui.AuiPaneInfo().CentrePane().
+ Dockable(False).BestSize((-1,-1)).
+ CloseButton(False).DestroyOnClose(True).
+ Layer(0))
+ self.MapWindow = self.MapWindow2D
+
+ #
+ # update layer tree (-> disable 3d-rasters)
+ #
+ if self.tree:
+ self.tree.EnableItemType(type='3d-raster', enable=False)
+ self.MapWindow.UpdateMap()
+
+ self.toolbars['map'].combo.SetValue (_("2D view"))
+ self.toolbars['map'].Enable2D(True)
+ self.statusbarWin['toggle'].Enable(True)
+
+ self._mgr.Update()
+
+ def __InitDisplay(self):
+ """
+ Initialize map display, set dimensions and map region
+ """
+ self.width, self.height = self.GetClientSize()
+
+ Debug.msg(2, "MapFrame.__InitDisplay():")
+ self.Map.ChangeMapSize(self.GetClientSize())
+ self.Map.region = self.Map.GetRegion() # g.region -upgc
+ # self.Map.SetRegion() # adjust region to match display window
+
+ def OnUpdateProgress(self, event):
+ """
+ Update progress bar info
+ """
+ self.statusbarWin['progress'].SetValue(event.value)
+
+ event.Skip()
+
+ def OnFocus(self, event):
+ """
+ Change choicebook page to match display.
+ Or set display for georectifying
+ """
+ if self._layerManager and \
+ self._layerManager.georectifying:
+ # in georectifying session; display used to get get geographic
+ # coordinates for GCPs
+ self.OnPointer(event)
+ else:
+ # change bookcontrol page to page associated with display
+ if self.page:
+ pgnum = self.layerbook.GetPageIndex(self.page)
+ if pgnum > -1:
+ self.layerbook.SetSelection(pgnum)
+
+ event.Skip()
+
+ def OnMotion(self, event):
+ """
+ Mouse moved
+ Track mouse motion and update status bar
+ """
+ # update statusbar if required
+ if self.statusbarWin['toggle'].GetSelection() == 0: # Coordinates
+ precision = int(UserSettings.Get(group = 'projection', key = 'format',
+ subkey = 'precision'))
+ format = UserSettings.Get(group = 'projection', key = 'format',
+ subkey = 'll')
+ e, n = self.MapWindow.Pixel2Cell(event.GetPositionTuple())
+ if self.toolbars['vdigit'] and \
+ self.toolbars['vdigit'].GetAction() == 'addLine' and \
+ self.toolbars['vdigit'].GetAction('type') in ('line', 'boundary') and \
+ len(self.MapWindow.polycoords) > 0:
+ # for linear feature show segment and total length
+ distance_seg = self.MapWindow.Distance(self.MapWindow.polycoords[-1],
+ (e, n), screen=False)[0]
+ distance_tot = distance_seg
+ for idx in range(1, len(self.MapWindow.polycoords)):
+ distance_tot += self.MapWindow.Distance(self.MapWindow.polycoords[idx-1],
+ self.MapWindow.polycoords[idx],
+ screen=False )[0]
+ self.statusbar.SetStatusText("%.*f, %.*f (seg: %.*f; tot: %.*f)" % \
+ (precision, e, precision, n,
+ precision, distance_seg,
+ precision, distance_tot), 0)
+ else:
+ if self.statusbarWin['projection'].IsChecked():
+ if not UserSettings.Get(group='projection', key='statusbar', subkey='proj4'):
+ self.statusbar.SetStatusText(_("Projection not defined (check the settings)"), 0)
+ else:
+ proj, coord = utils.ReprojectCoordinates(coord = (e, n),
+ projOut = UserSettings.Get(group='projection',
+ key='statusbar',
+ subkey='proj4'),
+ flags = 'd')
+
+ if coord:
+ e, n = coord
+ if proj in ('ll', 'latlong', 'longlat') and format == 'DMS':
+ self.statusbar.SetStatusText("%s" % \
+ utils.Deg2DMS(e, n, precision = precision),
+ 0)
+ else:
+ self.statusbar.SetStatusText("%.*f; %.*f" % \
+ (precision, e, precision, n), 0)
+ else:
+ self.statusbar.SetStatusText(_("Error in projection (check the settings)"), 0)
+ else:
+ if self.Map.projinfo['proj'] == 'll' and format == 'DMS':
+ self.statusbar.SetStatusText("%s" % \
+ utils.Deg2DMS(e, n, precision = precision),
+ 0)
+ else:
+ self.statusbar.SetStatusText("%.*f; %.*f" % \
+ (precision, e, precision, n), 0)
+
+ event.Skip()
+
+ def OnDraw(self, event):
+ """
+ Re-display current map composition
+ """
+ self.MapWindow.UpdateMap(render=False)
+
+ def OnRender(self, event):
+ """
+ Re-render map composition (each map layer)
+ """
+ # delete tmp map layers (queries)
+ qlayer = self.Map.GetListOfLayers(l_name=globalvar.QUERYLAYER)
+ for layer in qlayer:
+ self.Map.DeleteLayer(layer)
+
+ # delete tmp lines
+ if self.MapWindow.mouse["use"] in ("measure",
+ "profile"):
+ self.MapWindow.polycoords = []
+ self.MapWindow.ClearLines()
+
+ # deselect features in vdigit
+ if self.toolbars['vdigit'] and self.digit:
+ self.digit.driver.SetSelected([])
+ self.MapWindow.UpdateMap(render=True, renderVector=True)
+ else:
+ self.MapWindow.UpdateMap(render=True)
+
+ # update statusbar
+ self.StatusbarUpdate()
+
+ def OnPointer(self, event):
+ """
+ Pointer button clicked
+ """
+ if self.toolbars['map']:
+ if event:
+ self.toolbars['map'].OnTool(event)
+ self.toolbars['map'].action['desc'] = ''
+
+ self.MapWindow.mouse['use'] = "pointer"
+ self.MapWindow.mouse['box'] = "point"
+
+ # change the cursor
+ if self.toolbars['vdigit']:
+ # digitization tool activated
+ self.MapWindow.SetCursor(self.cursors["cross"])
+
+ # reset mouse['box'] if needed
+ if self.toolbars['vdigit'].GetAction() in ['addLine']:
+ if self.toolbars['vdigit'].GetAction('type') in ['point', 'centroid']:
+ self.MapWindow.mouse['box'] = 'point'
+ else: # line, boundary
+ self.MapWindow.mouse['box'] = 'line'
+ elif self.toolbars['vdigit'].GetAction() in ['addVertex', 'removeVertex', 'splitLine',
+ 'editLine', 'displayCats', 'displayAttrs',
+ 'copyCats']:
+ self.MapWindow.mouse['box'] = 'point'
+ else: # moveLine, deleteLine
+ self.MapWindow.mouse['box'] = 'box'
+
+ elif self._layerManager and self._layerManager.georectifying:
+ self.MapWindow.SetCursor(self.cursors["cross"])
+
+ else:
+ self.MapWindow.SetCursor(self.cursors["default"])
+
+ def OnZoomIn(self, event):
+ """
+ Zoom in the map.
+ Set mouse cursor, zoombox attributes, and zoom direction
+ """
+ if self.toolbars['map']:
+ self.toolbars['map'].OnTool(event)
+ self.toolbars['map'].action['desc'] = ''
+
+ self.MapWindow.mouse['use'] = "zoom"
+ self.MapWindow.mouse['box'] = "box"
+ self.MapWindow.zoomtype = 1
+ self.MapWindow.pen = wx.Pen(colour='Red', width=2, style=wx.SHORT_DASH)
+
+ # change the cursor
+ self.MapWindow.SetCursor(self.cursors["cross"])
+
+ def OnZoomOut(self, event):
+ """
+ Zoom out the map.
+ Set mouse cursor, zoombox attributes, and zoom direction
+ """
+ if self.toolbars['map']:
+ self.toolbars['map'].OnTool(event)
+ self.toolbars['map'].action['desc'] = ''
+
+ self.MapWindow.mouse['use'] = "zoom"
+ self.MapWindow.mouse['box'] = "box"
+ self.MapWindow.zoomtype = -1
+ self.MapWindow.pen = wx.Pen(colour='Red', width=2, style=wx.SHORT_DASH)
+
+ # change the cursor
+ self.MapWindow.SetCursor(self.cursors["cross"])
+
+ def OnZoomBack(self, event):
+ """
+ Zoom last (previously stored position)
+ """
+ self.MapWindow.ZoomBack()
+
+ def OnPan(self, event):
+ """
+ Panning, set mouse to drag
+ """
+ if self.toolbars['map']:
+ self.toolbars['map'].OnTool(event)
+ self.toolbars['map'].action['desc'] = ''
+
+ self.MapWindow.mouse['use'] = "pan"
+ self.MapWindow.mouse['box'] = "pan"
+ self.MapWindow.zoomtype = 0
+
+ # change the cursor
+ self.MapWindow.SetCursor(self.cursors["hand"])
+
+ def OnErase(self, event):
+ """
+ Erase the canvas
+ """
+ self.MapWindow.EraseMap()
+
+ def OnZoomRegion(self, event):
+ """
+ Zoom to region
+ """
+ self.Map.getRegion()
+ self.Map.getResolution()
+ self.UpdateMap()
+ # event.Skip()
+
+ def OnAlignRegion(self, event):
+ """
+ Align region
+ """
+ if not self.Map.alignRegion:
+ self.Map.alignRegion = True
+ else:
+ self.Map.alignRegion = False
+ # event.Skip()
+
+ def OnToggleRender(self, event):
+ """
+ Enable/disable auto-rendering
+ """
+ if self.statusbarWin['render'].GetValue():
+ self.OnRender(None)
+
+ def OnToggleShowRegion(self, event):
+ """
+ Show/Hide extent in map canvas
+ """
+ if self.statusbarWin['region'].GetValue():
+ # show extent
+ self.MapWindow.regionCoords = []
+ else:
+ del self.MapWindow.regionCoords
+
+ # redraw map if auto-rendering is enabled
+ if self.statusbarWin['render'].GetValue():
+ self.OnRender(None)
+
+ def OnToggleResolution(self, event):
+ """
+ Use resolution of computation region settings
+ for redering image instead of display resolution
+ """
+ # redraw map if auto-rendering is enabled
+ if self.statusbarWin['render'].GetValue():
+ self.OnRender(None)
+
+ def OnToggleStatus(self, event):
+ """
+ Toggle status text
+ """
+ self.StatusbarUpdate()
+
+ def OnChangeMapScale(self, event):
+ """
+ Map scale changed by user
+ """
+ scale = event.GetString()
+
+ try:
+ if scale[:2] != '1:':
+ raise ValueError
+ value = int(scale[2:])
+ except ValueError:
+ self.statusbarWin['mapscale'].SetValue('1:%ld' % int(self.mapScaleValue))
+ return
+
+ dEW = value * (self.Map.region['cols'] / self.ppm[0])
+ dNS = value * (self.Map.region['rows'] / self.ppm[1])
+ self.Map.region['n'] = self.Map.region['center_northing'] + dNS / 2.
+ self.Map.region['s'] = self.Map.region['center_northing'] - dNS / 2.
+ self.Map.region['w'] = self.Map.region['center_easting'] - dEW / 2.
+ self.Map.region['e'] = self.Map.region['center_easting'] + dEW / 2.
+
+ # add to zoom history
+ self.MapWindow.ZoomHistory(self.Map.region['n'], self.Map.region['s'],
+ self.Map.region['e'], self.Map.region['w'])
+
+ # redraw a map
+ self.MapWindow.UpdateMap()
+ self.statusbarWin['mapscale'].SetFocus()
+
+ def OnGoTo(self, event):
+ """
+ Go to position
+ """
+ try:
+ if self.statusbarWin['projection'].IsChecked():
+ if not UserSettings.Get(group='projection', key='statusbar', subkey='proj4'):
+ self.statusbar.SetStatusText(_("Projection not defined (check the settings)"), 0)
+ else:
+ # reproject values
+ projIn = UserSettings.Get(group='projection',
+ key='statusbar',
+ subkey='proj4')
+ projOut = gcmd.RunCommand('g.proj',
+ flags = 'jf',
+ read = True)
+ proj = projIn.split(' ')[0].split('=')[1]
+ if proj in ('ll', 'latlong', 'longlat'):
+ e, n = self.statusbarWin['goto'].GetValue().split(';')
+ e, n = utils.DMS2Deg(e, n)
+ proj, coord1 = utils.ReprojectCoordinates(coord = (e, n),
+ projIn = projIn,
+ projOut = projOut, flags = 'd')
+ e, n = coord1
+ else:
+ e, n = map(float, self.statusbarWin['goto'].GetValue().split(';'))
+ proj, coord1 = utils.ReprojectCoordinates(coord = (e, n),
+ projIn = projIn,
+ projOut = projOut, flags = 'd')
+ e, n = coord1
+ else:
+ if self.Map.projinfo['proj'] == 'll':
+ e, n = self.statusbarWin['goto'].GetValue().split(';')
+ else:
+ e, n = map(float, self.statusbarWin['goto'].GetValue().split(';'))
+
+ region = self.Map.GetCurrentRegion()
+ if self.statusbarWin['projection'].IsChecked():
+ if not UserSettings.Get(group='projection', key='statusbar', subkey='proj4'):
+ self.statusbar.SetStatusText(_("Projection not defined (check the settings)"), 0)
+ else:
+ region['center_easting'], region['center_northing'] = e, n
+ else:
+ if self.Map.projinfo['proj'] == 'll':
+ region['center_easting'], region['center_northing'] = utils.DMS2Deg(e, n)
+ else:
+ region['center_easting'], region['center_northing'] = e, n
+ except ValueError:
+ region = self.Map.GetCurrentRegion()
+ precision = int(UserSettings.Get(group = 'projection', key = 'format',
+ subkey = 'precision'))
+ format = UserSettings.Get(group = 'projection', key = 'format',
+ subkey = 'll')
+ if self.Map.projinfo['proj'] == 'll' and format == 'DMS':
+ self.statusbarWin['goto'].SetValue("%s" % utils.Deg2DMS(region['center_easting'],
+ region['center_northing'],
+ precision = precision))
+ else:
+ self.statusbarWin['goto'].SetValue("%.*f; %.*f" % \
+ (precision, region['center_easting'],
+ precision, region['center_northing']))
+ return
+
+
+ dn = (region['nsres'] * region['rows']) / 2.
+ region['n'] = region['center_northing'] + dn
+ region['s'] = region['center_northing'] - dn
+ de = (region['ewres'] * region['cols']) / 2.
+ region['e'] = region['center_easting'] + de
+ region['w'] = region['center_easting'] - de
+
+ self.Map.AdjustRegion()
+
+ # add to zoom history
+ self.MapWindow.ZoomHistory(region['n'], region['s'],
+ region['e'], region['w'])
+
+ # redraw a map
+ self.MapWindow.UpdateMap()
+ self.statusbarWin['goto'].SetFocus()
+
+ def StatusbarUpdate(self):
+ """!Update statusbar content"""
+
+ self.statusbarWin['region'].Hide()
+ self.statusbarWin['resolution'].Hide()
+ self.statusbarWin['mapscale'].Hide()
+ self.statusbarWin['goto'].Hide()
+ self.statusbarWin['projection'].Hide()
+ self.mapScaleValue = self.ppm = None
+
+ if self.statusbarWin['toggle'].GetSelection() == 0: # Coordinates
+ self.statusbar.SetStatusText("", 0)
+ # enable long help
+ self.StatusbarEnableLongHelp()
+
+ elif self.statusbarWin['toggle'].GetSelection() in (1, 2): # Extent
+ sel = self.statusbarWin['toggle'].GetSelection()
+ if sel == 1:
+ region = self.Map.region
+ else:
+ region = self.Map.GetRegion() # computation region
+
+ precision = int(UserSettings.Get(group = 'projection', key = 'format',
+ subkey = 'precision'))
+ format = UserSettings.Get(group = 'projection', key = 'format',
+ subkey = 'll')
+
+ if self.statusbarWin['projection'].IsChecked():
+ if not UserSettings.Get(group='projection', key='statusbar', subkey='proj4'):
+ self.statusbar.SetStatusText(_("Projection not defined (check the settings)"), 0)
+ else:
+ projOut = UserSettings.Get(group='projection',
+ key='statusbar',
+ subkey='proj4')
+ proj, coord1 = utils.ReprojectCoordinates(coord = (region["w"], region["s"]),
+ projOut = projOut, flags = 'd')
+ proj, coord2 = utils.ReprojectCoordinates(coord = (region["e"], region["n"]),
+ projOut = projOut, flags = 'd')
+ if sel == 2:
+ proj, coord3 = utils.ReprojectCoordinates(coord = (0.0, 0.0),
+ projOut = projOut, flags = 'd')
+ proj, coord4 = utils.ReprojectCoordinates(coord = (region["ewres"], region["nsres"]),
+ projOut = projOut, flags = 'd')
+ if coord1 and coord2:
+ if proj in ('ll', 'latlong', 'longlat') and format == 'DMS':
+ w, s = utils.Deg2DMS(coord1[0], coord1[1], string = False,
+ precision = precision)
+ e, n = utils.Deg2DMS(coord2[0], coord2[1], string = False,
+ precision = precision)
+ if sel == 1:
+ self.statusbar.SetStatusText("%s - %s, %s - %s" %
+ (w, e, s, n), 0)
+ else:
+ ewres, nsres = utils.Deg2DMS(abs(coord3[0]) - abs(coord4[0]),
+ abs(coord3[1]) - abs(coord4[1]),
+ string = False, hemisphere = False,
+ precision = precision)
+ self.statusbar.SetStatusText("%s - %s, %s - %s (%s, %s)" %
+ (w, e, s, n, ewres, nsres), 0)
+ else:
+ w, s = coord1
+ e, n = coord2
+ if sel == 1:
+ self.statusbar.SetStatusText("%.*f - %.*f, %.*f - %.*f" %
+ (precision, w, precision, e,
+ precision, s, precision, n), 0)
+ else:
+ ewres, nsres = coord3
+ self.statusbar.SetStatusText("%.*f - %.*f, %.*f - %.*f (%.*f, %.*f)" %
+ (precision, w, precision, e,
+ precision, s, precision, n,
+ precision, ewres, precision, nsres), 0)
+ else:
+ self.statusbar.SetStatusText(_("Error in projection (check the settings)"), 0)
+ else:
+ if self.Map.projinfo['proj'] == 'll' and format == 'DMS':
+ w, s = utils.Deg2DMS(region["w"], region["s"],
+ string = False, precision = precision)
+ e, n = utils.Deg2DMS(region["e"], region["n"],
+ string = False, precision = precision)
+ if sel == 1:
+ self.statusbar.SetStatusText("%s - %s, %s - %s" %
+ (w, e, s, n), 0)
+ else:
+ ewres, nsres = utils.Deg2DMS(region['ewres'], region['nsres'],
+ string = False, precision = precision)
+ self.statusbar.SetStatusText("%s - %s, %s - %s (%s, %s)" %
+ (w, e, s, n, ewres, nsres), 0)
+ else:
+ w, s = region["w"], region["s"]
+ e, n = region["e"], region["n"]
+ if sel == 1:
+ self.statusbar.SetStatusText("%.*f - %.*f, %.*f - %.*f" %
+ (precision, w, precision, e,
+ precision, s, precision, n), 0)
+ else:
+ ewres, nsres = region['ewres'], region['nsres']
+ self.statusbar.SetStatusText("%.*f - %.*f, %.*f - %.*f (%.*f, %.*f)" %
+ (precision, w, precision, e,
+ precision, s, precision, n,
+ precision, ewres, precision, nsres), 0)
+ # enable long help
+ self.StatusbarEnableLongHelp()
+
+ elif self.statusbarWin['toggle'].GetSelection() == 3: # Show comp. extent
+ self.statusbar.SetStatusText("", 0)
+ self.statusbarWin['region'].Show()
+ # disable long help
+ self.StatusbarEnableLongHelp(False)
+
+ elif self.statusbarWin['toggle'].GetSelection() == 4: # Display mode
+ self.statusbar.SetStatusText("", 0)
+ self.statusbarWin['resolution'].Show()
+ # disable long help
+ self.StatusbarEnableLongHelp(False)
+
+ elif self.statusbarWin['toggle'].GetSelection() == 5: # Display geometry
+ self.statusbar.SetStatusText("rows=%d; cols=%d; nsres=%.2f; ewres=%.2f" %
+ (self.Map.region["rows"], self.Map.region["cols"],
+ self.Map.region["nsres"], self.Map.region["ewres"]), 0)
+ # enable long help
+ self.StatusbarEnableLongHelp()
+
+ elif self.statusbarWin['toggle'].GetSelection() == 6: # Map scale
+ # TODO: need to be fixed...
+ ### screen X region problem
+ ### user should specify ppm
+ dc = wx.ScreenDC()
+ dpSizePx = wx.DisplaySize() # display size in pixels
+ dpSizeMM = wx.DisplaySizeMM() # display size in mm (system)
+ dpSizeIn = (dpSizeMM[0] / 25.4, dpSizeMM[1] / 25.4) # inches
+ sysPpi = dc.GetPPI()
+ comPpi = (dpSizePx[0] / dpSizeIn[0],
+ dpSizePx[1] / dpSizeIn[1])
+
+ ppi = comPpi # pixel per inch
+ self.ppm = ((ppi[0] / 2.54) * 100, # pixel per meter
+ (ppi[1] / 2.54) * 100)
+
+ Debug.msg(4, "MapFrame.StatusbarUpdate(mapscale): size: px=%d,%d mm=%f,%f "
+ "in=%f,%f ppi: sys=%d,%d com=%d,%d; ppm=%f,%f" % \
+ (dpSizePx[0], dpSizePx[1], dpSizeMM[0], dpSizeMM[1],
+ dpSizeIn[0], dpSizeIn[1],
+ sysPpi[0], sysPpi[1], comPpi[0], comPpi[1],
+ self.ppm[0], self.ppm[1]))
+
+ region = self.Map.region
+
+ heightCm = region['rows'] / self.ppm[1] * 100
+ widthCm = region['cols'] / self.ppm[0] * 100
+
+ Debug.msg(4, "MapFrame.StatusbarUpdate(mapscale): width_cm=%f, height_cm=%f" %
+ (widthCm, heightCm))
+
+ xscale = (region['e'] - region['w']) / (region['cols'] / self.ppm[0])
+ yscale = (region['n'] - region['s']) / (region['rows'] / self.ppm[1])
+ scale = (xscale + yscale) / 2.
+
+ Debug.msg(3, "MapFrame.StatusbarUpdate(mapscale): xscale=%f, yscale=%f -> scale=%f" % \
+ (xscale, yscale, scale))
+
+ self.statusbar.SetStatusText("")
+ try:
+ self.statusbarWin['mapscale'].SetValue("1:%ld" % (scale + 0.5))
+ except TypeError:
+ pass
+ self.mapScaleValue = scale
+ self.statusbarWin['mapscale'].Show()
+
+ # disable long help
+ self.StatusbarEnableLongHelp(False)
+
+ elif self.statusbarWin['toggle'].GetSelection() == 7: # go to
+ self.statusbar.SetStatusText("")
+ region = self.Map.GetCurrentRegion()
+ precision = int(UserSettings.Get(group = 'projection', key = 'format',
+ subkey = 'precision'))
+ format = UserSettings.Get(group = 'projection', key = 'format',
+ subkey = 'll')
+
+ if self.statusbarWin['projection'].IsChecked():
+ if not UserSettings.Get(group='projection', key='statusbar', subkey='proj4'):
+ self.statusbar.SetStatusText(_("Projection not defined (check the settings)"), 0)
+ else:
+ proj, coord = utils.ReprojectCoordinates(coord = (region['center_easting'],
+ region['center_northing']),
+ projOut = UserSettings.Get(group='projection',
+ key='statusbar',
+ subkey='proj4'),
+ flags = 'd')
+ if coord:
+ if proj in ('ll', 'latlong', 'longlat') and format == 'DMS':
+ self.statusbarWin['goto'].SetValue("%s" % utils.Deg2DMS(coord[0],
+ coord[1],
+ precision = precision))
+ else:
+ self.statusbarWin['goto'].SetValue("%.*f; %.*f" % (precision, coord[0],
+ precision, coord[1]))
+ else:
+ self.statusbar.SetStatusText(_("Error in projection (check the settings)"), 0)
+ else:
+ if self.Map.projinfo['proj'] == 'll' and format == 'DMS':
+ self.statusbarWin['goto'].SetValue("%s" % utils.Deg2DMS(region['center_easting'],
+ region['center_northing'],
+ precision = precision))
+ else:
+ self.statusbarWin['goto'].SetValue("%.*f; %.*f" % (precision, region['center_easting'],
+ precision, region['center_northing']))
+ self.statusbarWin['goto'].Show()
+
+ # disable long help
+ self.StatusbarEnableLongHelp(False)
+
+ elif self.statusbarWin['toggle'].GetSelection() == 8: # projection
+ self.statusbar.SetStatusText("")
+ epsg = UserSettings.Get(group='projection', key='statusbar', subkey='epsg')
+ if epsg:
+ label = '%s (EPSG: %s)' % (_("Use defined projection"), epsg)
+ self.statusbarWin['projection'].SetLabel(label)
+ else:
+ self.statusbarWin['projection'].SetLabel(_("Use defined projection"))
+ self.statusbarWin['projection'].Show()
+
+ # disable long help
+ self.StatusbarEnableLongHelp(False)
+
+ else:
+ self.statusbar.SetStatusText("", 1)
+
+ def StatusbarEnableLongHelp(self, enable=True):
+ """!Enable/disable toolbars long help"""
+ for toolbar in self.toolbars.itervalues():
+ if toolbar:
+ toolbar.EnableLongHelp(enable)
+
+ def StatusbarReposition(self):
+ """!Reposition checkbox in statusbar"""
+ # reposition checkbox
+ widgets = [(0, self.statusbarWin['region']),
+ (0, self.statusbarWin['resolution']),
+ (0, self.statusbarWin['mapscale']),
+ (0, self.statusbarWin['progress']),
+ (0, self.statusbarWin['projection']),
+ (1, self.statusbarWin['toggle']),
+ (2, self.statusbarWin['mask']),
+ (3, self.statusbarWin['render'])]
+ for idx, win in widgets:
+ rect = self.statusbar.GetFieldRect(idx)
+ if idx == 0: # show region / mapscale / process bar
+ # -> size
+ wWin, hWin = win.GetBestSize()
+ if win == self.statusbarWin['progress']:
+ wWin = rect.width - 6
+ # -> position
+ # if win == self.statusbarWin['region']:
+ # x, y = rect.x + rect.width - wWin, rect.y - 1
+ # align left
+ # else:
+ x, y = rect.x + 3, rect.y - 1
+ w, h = wWin, rect.height + 2
+ else: # choice || auto-rendering
+ x, y = rect.x, rect.y - 1
+ w, h = rect.width, rect.height + 2
+ if idx == 2: # mask
+ x += 5
+ y += 4
+ elif idx == 3: # render
+ x += 5
+ win.SetPosition((x, y))
+ win.SetSize((w, h))
+
+ def SaveToFile(self, event):
+ """
+ Save image to file
+ """
+ lext = []
+ for h in self.MapWindow.img.GetHandlers():
+ lext.append(h.GetExtension())
+
+ filetype = "BMP file (*.bmp)|*.bmp|"
+ if 'gif' in lext:
+ filetype += "GIF file (*.gif)|*.gif|"
+ if 'jpg' in lext:
+ filetype += "JPG file (*.jpg)|*.jpg|"
+ if 'pcx' in lext:
+ filetype += "PCX file (*.pcx)|*.pcx|"
+ if 'png' in lext:
+ filetype += "PNG file (*.png)|*.png|"
+ if 'pnm' in lext:
+ filetype += "PNM file (*.pnm)|*.pnm|"
+ if 'tif' in lext:
+ filetype += "TIF file (*.tif)|*.tif|"
+ if 'xpm' in lext:
+ filetype += "XPM file (*.xpm)|*.xpm"
+
+ dlg = wx.FileDialog(self, _("Choose a file name to save the image (no need to add extension)"),
+ defaultDir = "",
+ defaultFile = "",
+ wildcard = filetype,
+ style=wx.SAVE|wx.FD_OVERWRITE_PROMPT)
+ if dlg.ShowModal() == wx.ID_OK:
+ path = dlg.GetPath()
+ if path == None: return
+ base = os.path.splitext(dlg.GetPath())[0]
+ ext = os.path.splitext(dlg.GetPath())[1]
+ if dlg.GetFilterIndex() == 0:
+ type = wx.BITMAP_TYPE_BMP
+ if ext != '.bmp': path = base+'.bmp'
+ if dlg.GetFilterIndex() == 1:
+ type = wx.BITMAP_TYPE_GIF
+ if ext != '.gif': path = base+'.gif'
+ elif dlg.GetFilterIndex() == 2:
+ type = wx.BITMAP_TYPE_JPEG
+ if ext != '.jpg': path = base+'.jpg'
+ elif dlg.GetFilterIndex() == 3:
+ type = wx.BITMAP_TYPE_GIF
+ if ext != '.pcx': path = base+'.pcx'
+ elif dlg.GetFilterIndex() == 4:
+ type = wx.BITMAP_TYPE_PNG
+ if ext != '.png': path = base+'.png'
+ elif dlg.GetFilterIndex() == 5:
+ type = wx.BITMAP_TYPE_PNM
+ if ext != '.pnm': path = base+'.pnm'
+ elif dlg.GetFilterIndex() == 6:
+ type = wx.BITMAP_TYPE_TIF
+ if ext != '.tif': path = base+'.tif'
+ elif dlg.GetFilterIndex() == 7:
+ type = wx.BITMAP_TYPE_XPM
+ if ext != '.xpm': path = base+'.xpm'
+ self.MapWindow.SaveToFile(path, type)
+
+ dlg.Destroy()
+
+ def PrintMenu(self, event):
+ """
+ Print options and output menu for map display
+ """
+ point = wx.GetMousePosition()
+ printmenu = wx.Menu()
+ # Add items to the menu
+ setup = wx.MenuItem(printmenu, wx.ID_ANY, _('Page setup'))
+ printmenu.AppendItem(setup)
+ self.Bind(wx.EVT_MENU, self.printopt.OnPageSetup, setup)
+
+ preview = wx.MenuItem(printmenu, wx.ID_ANY, _('Print preview'))
+ printmenu.AppendItem(preview)
+ self.Bind(wx.EVT_MENU, self.printopt.OnPrintPreview, preview)
+
+ doprint = wx.MenuItem(printmenu, wx.ID_ANY, _('Print display'))
+ printmenu.AppendItem(doprint)
+ self.Bind(wx.EVT_MENU, self.printopt.OnDoPrint, doprint)
+
+ # Popup the menu. If an item is selected then its handler
+ # will be called before PopupMenu returns.
+ self.PopupMenu(printmenu)
+ printmenu.Destroy()
+
+ def OnCloseWindow(self, event):
+ """
+ Window closed.
+ Also close associated layer tree page
+ """
+ pgnum = None
+ self.Map.Clean()
+
+ # close edited map and 3D tools properly
+ if self.toolbars['vdigit']:
+ maplayer = self.toolbars['vdigit'].GetLayer()
+ if maplayer:
+ self.toolbars['vdigit'].OnExit()
+ self.imgVectorMap = None
+
+ if self.toolbars['nviz']:
+ self.toolbars['nviz'].OnExit()
+
+ if not self._layerManager:
+ self.Destroy()
+ elif self.page:
+ pgnum = self.layerbook.GetPageIndex(self.page)
+ if pgnum > -1:
+ self.layerbook.DeletePage(pgnum)
+
+ def GetRender(self):
+ """
+ Returns the current instance of render.Map()
+ """
+ return self.Map
+
+ def OnQueryDisplay(self, event):
+ """
+ Query currrent raster/vector map layers (display mode)
+ """
+ if self.toolbars['map'].GetAction() == 'displayAttrb': # select previous action
+ self.toolbars['map'].SelectDefault(event)
+ return
+
+ self.toolbars['map'].action['desc'] = 'displayAttrb'
+
+ # switch GIS Manager to output console to show query results
+ self._layerManager.notebook.SetSelection(1)
+
+ self.MapWindow.mouse['use'] = "query"
+ self.MapWindow.mouse['box'] = "point"
+ self.MapWindow.zoomtype = 0
+
+ # change the cursor
+ self.MapWindow.SetCursor(self.cursors["cross"])
+
+ def OnQueryModify(self, event):
+ """
+ Query vector map layer (edit mode)
+ """
+ if self.toolbars['map'].GetAction() == 'modifyAttrb': # select previous action
+ self.toolbars['map'].SelectDefault(event)
+ return
+
+ self.toolbars['map'].action['desc'] = 'modifyAttrb'
+
+ self.MapWindow.mouse['use'] = "queryVector"
+ self.MapWindow.mouse['box'] = "point"
+ self.MapWindow.pen = wx.Pen(colour='Red', width=2, style=wx.SHORT_DASH)
+ self.MapWindow.zoomtype = 0
+
+ # change the cursor
+ self.MapWindow.SetCursor(self.cursors["cross"])
+
+ def QueryMap(self, x, y):
+ """!Query map layer features
+
+ Currently only raster and vector map layers are supported.
+
+ @param x,y coordinates
+ """
+ #set query snap distance for v.what at mapunit equivalent of 10 pixels
+ qdist = 10.0 * ((self.Map.region['e'] - self.Map.region['w']) / self.Map.width)
+ east, north = self.MapWindow.Pixel2Cell((x, y))
+
+ num = 0
+ for layer in self.tree.GetSelections():
+ type = self.tree.GetPyData(layer)[0]['maplayer'].GetType()
+ if type in ('raster', 'rgb', 'his',
+ 'vector', 'thememap', 'themechart'):
+ num += 1
+
+ if num < 1:
+ dlg = wx.MessageDialog(parent=self,
+ message=_('No raster or vector map layer selected for querying.'),
+ caption=_('No map layer selected'),
+ style=wx.OK | wx.ICON_INFORMATION | wx.CENTRE)
+ dlg.ShowModal()
+ dlg.Destroy()
+ return
+
+ mapname = None
+ raststr = ''
+ vectstr = ''
+ rcmd = ['r.what', '--q']
+ vcmd = ['v.what', '--q']
+ for layer in self.tree.GetSelections():
+ type = self.tree.GetPyData(layer)[0]['maplayer'].GetType()
+ dcmd = self.tree.GetPyData(layer)[0]['cmd']
+ name = utils.GetLayerNameFromCmd(dcmd)
+ if name == '':
+ continue
+ if type in ('raster', 'rgb', 'his'):
+ raststr += "%s," % name
+ elif type in ('vector', 'thememap', 'themechart'):
+ vectstr += "%s," % name
+
+ # use display region settings instead of computation region settings
+ self.tmpreg = os.getenv("GRASS_REGION")
+ os.environ["GRASS_REGION"] = self.Map.SetRegion(windres=False)
+
+ # build query commands for any selected rasters and vectors
+ if raststr != '':
+ rcmd.append('-f')
+ rcmd.append('input=%s' % raststr.rstrip(','))
+ rcmd.append('east_north=%f,%f' % (float(east), float(north)))
+
+ if vectstr != '':
+ # check for vector maps open to be edited
+ digitToolbar = self.toolbars['vdigit']
+ if digitToolbar:
+ map = digitToolbar.GetLayer().GetName()
+ vect = []
+ for vector in vectstr.split(','):
+ if map == vector:
+ self._layerManager.goutput.WriteWarning("Vector map <%s> "
+ "opened for editing - skipped." % map)
+ continue
+ vect.append(vector)
+ vectstr = ','.join(vect)
+
+ if len(vectstr) <= 1:
+ self._layerManager.goutput.WriteCmdLog("Nothing to query.")
+ return
+
+ vcmd.append('-a')
+ vcmd.append('map=%s' % vectstr.rstrip(','))
+ vcmd.append('east_north=%f,%f' % (float(east), float(north)))
+ vcmd.append('distance=%f' % float(qdist))
+
+ # parse query command(s)
+ if self._layerManager:
+ if raststr:
+ self._layerManager.goutput.RunCmd(rcmd,
+ compReg=False,
+ onDone = self._QueryMapDone)
+ if vectstr:
+ self._layerManager.goutput.RunCmd(vcmd,
+ onDone = self._QueryMapDone)
+ else:
+ if raststr:
+ gcmd.RunCommand(rcmd)
+ if vectstr:
+ gcmd.RunCommand(vcmd)
+
+ def _QueryMapDone(self, returncode):
+ """!Restore settings after querying (restore GRASS_REGION)
+
+ @param returncode command return code
+ """
+ if hasattr(self, "tmpreg"):
+ if self.tmpreg:
+ os.environ["GRASS_REGION"] = self.tmpreg
+ elif os.environ.has_key('GRASS_REGION'):
+ del os.environ["GRASS_REGION"]
+ elif os.environ.has_key('GRASS_REGION'):
+ del os.environ["GRASS_REGION"]
+
+ if hasattr(self, "tmpreg"):
+ del self.tmpreg
+
+ def QueryVector(self, x, y):
+ """
+ Query vector map layer features
+
+ Attribute data of selected vector object are displayed in GUI dialog.
+ Data can be modified (On Submit)
+ """
+ if not self.tree.layer_selected or \
+ self.tree.GetPyData(self.tree.layer_selected)[0]['type'] != 'vector':
+ wx.MessageBox(parent=self,
+ message=_("No vector map selected for querying."),
+ caption=_("Vector querying"),
+ style=wx.OK | wx.ICON_INFORMATION | wx.CENTRE)
+ return
+
+ if self.tree.GetPyData(self.tree.layer_selected)[0]['maplayer'].GetMapset() != \
+ grass.gisenv()['MAPSET']:
+ wx.MessageBox(parent=self,
+ message=_("Only vector map from the current mapset can be modified."),
+ caption=_("Vector querying"),
+ style=wx.OK | wx.ICON_INFORMATION | wx.CENTRE)
+ return
+
+ posWindow = self.ClientToScreen((x + self.MapWindow.dialogOffset,
+ y + self.MapWindow.dialogOffset))
+
+ qdist = 10.0 * ((self.Map.region['e'] - self.Map.region['w']) /
+ self.Map.width)
+
+ east, north = self.MapWindow.Pixel2Cell((x, y))
+
+ mapName = self.tree.GetPyData(self.tree.layer_selected)[0]['maplayer'].name
+
+ if self.dialogs['attributes'] is None:
+ self.dialogs['attributes'] = \
+ dbm_dialogs.DisplayAttributesDialog(parent=self.MapWindow,
+ map=mapName,
+ query=((east, north), qdist),
+ pos=posWindow,
+ action="update")
+ else:
+ # selection changed?
+ if not self.dialogs['attributes'].mapDBInfo or \
+ self.dialogs['attributes'].mapDBInfo.map != mapName:
+ self.dialogs['attributes'].UpdateDialog(map=mapName, query=((east, north), qdist))
+ else:
+ self.dialogs['attributes'].UpdateDialog(query=((east, north), qdist))
+
+ cats = self.dialogs['attributes'].GetCats()
+
+ try:
+ qlayer = self.Map.GetListOfLayers(l_name=globalvar.QUERYLAYER)[0]
+ except IndexError:
+ qlayer = None
+
+ if self.dialogs['attributes'].mapDBInfo and cats:
+ # highlight feature & re-draw map
+ if qlayer:
+ qlayer.SetCmd(self.AddTmpVectorMapLayer(mapName, cats,
+ useId=False,
+ addLayer=False))
+ else:
+ qlayer = self.AddTmpVectorMapLayer(mapName, cats, useId=False)
+
+ # set opacity based on queried layer
+ opacity = self.tree.GetPyData(self.tree.layer_selected)[0]['maplayer'].GetOpacity(float=True)
+ qlayer.SetOpacity(opacity)
+
+ self.MapWindow.UpdateMap(render=False, renderVector=False)
+ if not self.dialogs['attributes'].IsShown():
+ self.dialogs['attributes'].Show()
+ else:
+ if qlayer:
+ self.Map.DeleteLayer(qlayer)
+ self.MapWindow.UpdateMap(render=False, renderVector=False)
+ if self.dialogs['attributes'].IsShown():
+ self.dialogs['attributes'].Hide()
+
+ def OnQuery(self, event):
+ """!Query tools menu"""
+ if self.toolbars['map']:
+ self.toolbars['map'].OnTool(event)
+ action = self.toolbars['map'].GetAction()
+
+ point = wx.GetMousePosition()
+ toolsmenu = wx.Menu()
+ # Add items to the menu
+ display = wx.MenuItem(parentMenu=toolsmenu, id=wx.ID_ANY,
+ text=_("Query raster/vector map(s) (display mode)"),
+ kind=wx.ITEM_CHECK)
+ toolsmenu.AppendItem(display)
+ self.Bind(wx.EVT_MENU, self.OnQueryDisplay, display)
+ numLayers = 0
+ for layer in self.tree.GetSelections():
+ type = self.tree.GetPyData(layer)[0]['maplayer'].GetType()
+ if type in ('raster', 'rgb', 'his',
+ 'vector', 'thememap', 'themechart'):
+ numLayers += 1
+ if numLayers < 1:
+ display.Enable(False)
+
+ if action == "displayAttrb":
+ display.Check(True)
+
+ modify = wx.MenuItem(parentMenu=toolsmenu, id=wx.ID_ANY,
+ text=_("Query vector map (edit mode)"),
+ kind=wx.ITEM_CHECK)
+ toolsmenu.AppendItem(modify)
+ self.Bind(wx.EVT_MENU, self.OnQueryModify, modify)
+ digitToolbar = self.toolbars['vdigit']
+ if self.tree.layer_selected:
+ layer_selected = self.tree.GetPyData(self.tree.layer_selected)[0]['maplayer']
+ if layer_selected.GetType() != 'vector' or \
+ (digitToolbar and \
+ digitToolbar.GetLayer() == layer_selected):
+ modify.Enable(False)
+ else:
+ if action == "modifyAttrb":
+ modify.Check(True)
+
+ self.PopupMenu(toolsmenu)
+ toolsmenu.Destroy()
+
+ def AddTmpVectorMapLayer(self, name, cats, useId=False, addLayer=True):
+ """
+ Add temporal vector map layer to map composition
+
+ @param name name of map layer
+ @param useId use feature id instead of category
+ """
+ # color settings from ATM
+ color = UserSettings.Get(group='atm', key='highlight', subkey='color')
+ colorStr = str(color[0]) + ":" + \
+ str(color[1]) + ":" + \
+ str(color[2])
+
+ pattern = ["d.vect",
+ "map=%s" % name,
+ "color=%s" % colorStr,
+ "fcolor=%s" % colorStr,
+ "width=%d" % UserSettings.Get(group='atm', key='highlight', subkey='width')]
+
+ if useId:
+ cmd = pattern
+ cmd.append('-i')
+ cmd.append('cats=%s' % str(cats))
+ else:
+ cmd = []
+ for layer in cats.keys():
+ cmd.append(copy.copy(pattern))
+ lcats = cats[layer]
+ cmd[-1].append("layer=%d" % layer)
+ cmd[-1].append("cats=%s" % utils.ListOfCatsToRange(lcats))
+
+ # if self.icon:
+ # cmd.append("icon=%s" % (self.icon))
+ # if self.pointsize:
+ # cmd.append("size=%s" % (self.pointsize))
+
+ if addLayer:
+ if useId:
+ return self.Map.AddLayer(type='vector', name=globalvar.QUERYLAYER, command=cmd,
+ l_active=True, l_hidden=True, l_opacity=1.0)
+ else:
+ return self.Map.AddLayer(type='command', name=globalvar.QUERYLAYER, command=cmd,
+ l_active=True, l_hidden=True, l_opacity=1.0)
+ else:
+ return cmd
+
+ def OnAnalyze(self, event):
+ """
+ Analysis tools menu
+ """
+ point = wx.GetMousePosition()
+ toolsmenu = wx.Menu()
+ # Add items to the menu
+ measure = wx.MenuItem(toolsmenu, wx.ID_ANY, Icons["measure"].GetLabel())
+ measure.SetBitmap(Icons["measure"].GetBitmap(self.iconsize))
+ toolsmenu.AppendItem(measure)
+ self.Bind(wx.EVT_MENU, self.OnMeasure, measure)
+
+ profile = wx.MenuItem(toolsmenu, wx.ID_ANY, Icons["profile"].GetLabel())
+ profile.SetBitmap(Icons["profile"].GetBitmap(self.iconsize))
+ toolsmenu.AppendItem(profile)
+ self.Bind(wx.EVT_MENU, self.Profile, profile)
+
+ histogram = wx.MenuItem(toolsmenu, wx.ID_ANY, Icons["histogram"].GetLabel())
+ histogram.SetBitmap(Icons["histogram"].GetBitmap(self.iconsize))
+ toolsmenu.AppendItem(histogram)
+ self.Bind(wx.EVT_MENU, self.Histogram, histogram)
+
+ # Popup the menu. If an item is selected then its handler
+ # will be called before PopupMenu returns.
+ self.PopupMenu(toolsmenu)
+ toolsmenu.Destroy()
+
+ def OnMeasure(self, event):
+ """
+ Init measurement routine that calculates
+ map distance along transect drawn on
+ map display
+ """
+
+ self.totaldist = 0.0 # total measured distance
+
+ # switch GIS Manager to output console to show measure results
+ self._layerManager.notebook.SetSelection(1)
+
+ # change mouse to draw line for measurement
+ self.MapWindow.mouse['use'] = "measure"
+ self.MapWindow.mouse['box'] = "line"
+ self.MapWindow.zoomtype = 0
+ self.MapWindow.pen = wx.Pen(colour='red', width=2, style=wx.SHORT_DASH)
+ self.MapWindow.polypen = wx.Pen(colour='green', width=2, style=wx.SHORT_DASH)
+
+ # change the cursor
+ self.MapWindow.SetCursor(self.cursors["pencil"])
+
+ # initiating output
+ style = self._layerManager.goutput.cmd_output.StyleWarning
+ self._layerManager.goutput.WriteLog(_('Click and drag with left mouse button '
+ 'to measure.%s'
+ 'Double click with left button to clear.') % \
+ (os.linesep), style)
+ if self.Map.projinfo['proj'] != 'xy':
+ units = self.Map.projinfo['units']
+ style = self._layerManager.goutput.cmd_output.StyleCommand
+ self._layerManager.goutput.WriteLog(_('Measuring distance') + ' ('
+ + units + '):',
+ style)
+ else:
+ self._layerManager.goutput.WriteLog(_('Measuring distance:'),
+ style)
+
+ def MeasureDist(self, beginpt, endpt):
+ """
+ Calculate map distance from screen distance
+ and print to output window
+ """
+
+ if self._layerManager.notebook.GetSelection() != 1:
+ self._layerManager.notebook.SetSelection(1)
+
+ dist, (north, east) = self.MapWindow.Distance(beginpt, endpt)
+
+ dist = round(dist, 3)
+ d, dunits = self.FormatDist(dist)
+
+ self.totaldist += dist
+ td, tdunits = self.FormatDist(self.totaldist)
+
+ strdist = str(d)
+ strtotdist = str(td)
+
+ if self.Map.projinfo['proj'] == 'xy' or 'degree' not in self.Map.projinfo['unit']:
+ angle = int(math.degrees(math.atan2(north,east)) + 0.5)
+ angle = 180 - angle
+ if angle < 0:
+ angle = 360+angle
+
+ mstring = 'segment = %s %s\ttotal distance = %s %s\tbearing = %d deg' \
+ % (strdist,dunits,strtotdist,tdunits,angle)
+ else:
+ mstring = 'segment = %s %s\ttotal distance = %s %s' \
+ % (strdist,dunits,strtotdist,tdunits)
+
+ self.gismanager.goutput.WriteLog(mstring)
+
+ return dist
+
+ def Profile(self, event):
+ """
+ Init profile canvas and tools
+ """
+ raster = []
+ if self.tree.layer_selected and \
+ self.tree.GetPyData(self.tree.layer_selected)[0]['type'] == 'raster':
+ raster.append(self.tree.GetPyData(self.tree.layer_selected)[0]['maplayer'].name)
+
+ self.profile = profile.ProfileFrame(self,
+ id=wx.ID_ANY, pos=wx.DefaultPosition, size=(700,300),
+ style=wx.DEFAULT_FRAME_STYLE, rasterList=raster)
+ self.profile.Show()
+ # Open raster select dialog to make sure that a raster (and the desired raster)
+ # is selected to be profiled
+ self.profile.OnSelectRaster(None)
+
+ def FormatDist(self, dist):
+ """!Format length numbers and units in a nice way,
+ as a function of length. From code by Hamish Bowman
+ Grass Development Team 2006"""
+
+ mapunits = self.Map.projinfo['units']
+ if mapunits == 'metres': mapunits = 'meters'
+ outunits = mapunits
+ dist = float(dist)
+ divisor = 1.0
+
+ # figure out which units to use
+ if mapunits == 'meters':
+ if dist > 2500.0:
+ outunits = 'km'
+ divisor = 1000.0
+ else: outunits = 'm'
+ elif mapunits == 'feet':
+ # nano-bug: we match any "feet", but US Survey feet is really
+ # 5279.9894 per statute mile, or 10.6' per 1000 miles. As >1000
+ # miles the tick markers are rounded to the nearest 10th of a
+ # mile (528'), the difference in foot flavours is ignored.
+ if dist > 5280.0:
+ outunits = 'miles'
+ divisor = 5280.0
+ else:
+ outunits = 'ft'
+ elif 'degree' in mapunits:
+ if dist < 1:
+ outunits = 'min'
+ divisor = (1/60.0)
+ else:
+ outunits = 'deg'
+
+ # format numbers in a nice way
+ if (dist/divisor) >= 2500.0:
+ outdist = round(dist/divisor)
+ elif (dist/divisor) >= 1000.0:
+ outdist = round(dist/divisor,1)
+ elif (dist/divisor) > 0.0:
+ outdist = round(dist/divisor,int(math.ceil(3-math.log10(dist/divisor))))
+ else:
+ outdist = float(dist/divisor)
+
+ return (outdist, outunits)
+
+
+ def Histogram(self, event):
+ """
+ Init histogram display canvas and tools
+ """
+ self.histogram = histogram.HistFrame(self,
+ id=wx.ID_ANY, size=globalvar.HIST_WINDOW_SIZE,
+ style=wx.DEFAULT_FRAME_STYLE)
+
+ #show new display
+ self.histogram.Show()
+ self.histogram.Refresh()
+ self.histogram.Update()
+
+
+ def OnDecoration(self, event):
+ """
+ Decorations overlay menu
+ """
+ point = wx.GetMousePosition()
+ decmenu = wx.Menu()
+ # Add items to the menu
+ AddScale = wx.MenuItem(decmenu, wx.ID_ANY, Icons["addbarscale"].GetLabel())
+ AddScale.SetBitmap(Icons["addbarscale"].GetBitmap(self.iconsize))
+ decmenu.AppendItem(AddScale)
+ self.Bind(wx.EVT_MENU, self.OnAddBarscale, AddScale)
+
+ AddLegend = wx.MenuItem(decmenu, wx.ID_ANY, Icons["addlegend"].GetLabel())
+ AddLegend.SetBitmap(Icons["addlegend"].GetBitmap(self.iconsize))
+ decmenu.AppendItem(AddLegend)
+ self.Bind(wx.EVT_MENU, self.OnAddLegend, AddLegend)
+
+ AddText = wx.MenuItem(decmenu, wx.ID_ANY, Icons["addtext"].GetLabel())
+ AddText.SetBitmap(Icons["addtext"].GetBitmap(self.iconsize))
+ decmenu.AppendItem(AddText)
+ self.Bind(wx.EVT_MENU, self.OnAddText, AddText)
+
+ # Popup the menu. If an item is selected then its handler
+ # will be called before PopupMenu returns.
+ self.PopupMenu(decmenu)
+ decmenu.Destroy()
+
+ def OnAddBarscale(self, event):
+ """
+ Handler for scale/arrow map decoration menu selection.
+ """
+ if self.dialogs['barscale']:
+ return
+
+ id = 0 # unique index for overlay layer
+
+ # If location is latlon, only display north arrow (scale won't work)
+ # proj = self.Map.projinfo['proj']
+ # if proj == 'll':
+ # barcmd = 'd.barscale -n'
+ # else:
+ # barcmd = 'd.barscale'
+
+ # decoration overlay control dialog
+ self.dialogs['barscale'] = \
+ gdialogs.DecorationDialog(parent=self, title=_('Scale and North arrow'),
+ size=(350, 200),
+ style=wx.DEFAULT_DIALOG_STYLE | wx.CENTRE,
+ cmd=['d.barscale', 'at=0,5'],
+ ovlId=id,
+ name='barscale',
+ checktxt = _("Show/hide scale and North arrow"),
+ ctrltxt = _("scale object"))
+
+ self.dialogs['barscale'].CentreOnParent()
+ ### dialog cannot be show as modal - in the result d.barscale is not selectable
+ ### self.dialogs['barscale'].ShowModal()
+ self.dialogs['barscale'].Show()
+ self.MapWindow.mouse['use'] = 'pointer'
+
+ def OnAddLegend(self, event):
+ """
+ Handler for legend map decoration menu selection.
+ """
+ if self.dialogs['legend']:
+ return
+
+ id = 1 # index for overlay layer in render
+
+ cmd = ['d.legend', 'at=5,50,2,5']
+ if self.tree.layer_selected and \
+ self.tree.GetPyData(self.tree.layer_selected)[0]['type'] == 'raster':
+ cmd.append('map=%s' % self.tree.GetPyData(self.tree.layer_selected)[0]['maplayer'].name)
+
+ # Decoration overlay control dialog
+ self.dialogs['legend'] = \
+ gdialogs.DecorationDialog(parent=self, title=('Legend'),
+ size=(350, 200),
+ style=wx.DEFAULT_DIALOG_STYLE | wx.CENTRE,
+ cmd=cmd,
+ ovlId=id,
+ name='legend',
+ checktxt = _("Show/hide legend"),
+ ctrltxt = _("legend object"))
+
+ self.dialogs['legend'].CentreOnParent()
+ ### dialog cannot be show as modal - in the result d.legend is not selectable
+ ### self.dialogs['legend'].ShowModal()
+ self.dialogs['legend'].Show()
+ self.MapWindow.mouse['use'] = 'pointer'
+
+ def OnAddText(self, event):
+ """
+ Handler for text decoration menu selection.
+ """
+ if self.MapWindow.dragid > -1:
+ id = self.MapWindow.dragid
+ else:
+ # index for overlay layer in render
+ if len(self.MapWindow.textdict.keys()) > 0:
+ id = self.MapWindow.textdict.keys()[-1] + 1
+ else:
+ id = 101
+
+ self.dialogs['text'] = gdialogs.TextLayerDialog(parent=self, ovlId=id,
+ title=_('Add text layer'),
+ size=(400, 200))
+ self.dialogs['text'].CenterOnParent()
+
+ # If OK button pressed in decoration control dialog
+ if self.dialogs['text'].ShowModal() == wx.ID_OK:
+ text = self.dialogs['text'].GetValues()['text']
+ active = self.dialogs['text'].GetValues()['active']
+ coords, w, h = self.MapWindow.TextBounds(self.dialogs['text'].GetValues())
+
+ # delete object if it has no text or is not active
+ if text == '' or active == False:
+ try:
+ self.MapWindow.pdc.ClearId(id)
+ self.MapWindow.pdc.RemoveId(id)
+ del self.MapWindow.textdict[id]
+ except:
+ pass
+ return
+
+ self.MapWindow.pdc.ClearId(id)
+ self.MapWindow.pdc.SetId(id)
+ self.MapWindow.textdict[id] = self.dialogs['text'].GetValues()
+
+ self.MapWindow.Draw(self.MapWindow.pdcDec, img=self.MapWindow.textdict[id],
+ drawid=id, pdctype='text', coords=coords)
+
+ self.MapWindow.UpdateMap(render=False, renderVector=False)
+
+ self.MapWindow.mouse['use'] = 'pointer'
+
+ def GetOptData(self, dcmd, type, params, propwin):
+ """
+ Callback method for decoration overlay command generated by
+ dialog created in menuform.py
+ """
+ # Reset comand and rendering options in render.Map. Always render decoration.
+ # Showing/hiding handled by PseudoDC
+ self.Map.ChangeOverlay(ovltype=type, type='overlay', name='', command=dcmd,
+ l_active=True, l_render=False)
+ self.params[type] = params
+ self.propwin[type] = propwin
+
+ def OnZoomMenu(self, event):
+ """
+ Zoom menu
+ """
+ point = wx.GetMousePosition()
+ zoommenu = wx.Menu()
+ # Add items to the menu
+ zoommap = wx.MenuItem(zoommenu, wx.ID_ANY, _('Zoom to selected map(s)'))
+ zoommenu.AppendItem(zoommap)
+ self.Bind(wx.EVT_MENU, self.MapWindow.OnZoomToMap, zoommap)
+
+ zoomwind = wx.MenuItem(zoommenu, wx.ID_ANY, _('Zoom to computational region (set with g.region)'))
+ zoommenu.AppendItem(zoomwind)
+ self.Bind(wx.EVT_MENU, self.MapWindow.ZoomToWind, zoomwind)
+
+ zoomdefault = wx.MenuItem(zoommenu, wx.ID_ANY, _('Zoom to default region'))
+ zoommenu.AppendItem(zoomdefault)
+ self.Bind(wx.EVT_MENU, self.MapWindow.ZoomToDefault, zoomdefault)
+
+ zoomsaved = wx.MenuItem(zoommenu, wx.ID_ANY, _('Zoom to saved region'))
+ zoommenu.AppendItem(zoomsaved)
+ self.Bind(wx.EVT_MENU, self.MapWindow.ZoomToSaved, zoomsaved)
+
+ savewind = wx.MenuItem(zoommenu, wx.ID_ANY, _('Set computational region from display'))
+ zoommenu.AppendItem(savewind)
+ self.Bind(wx.EVT_MENU, self.MapWindow.DisplayToWind, savewind)
+
+ savezoom = wx.MenuItem(zoommenu, wx.ID_ANY, _('Save display geometry to named region'))
+ zoommenu.AppendItem(savezoom)
+ self.Bind(wx.EVT_MENU, self.MapWindow.SaveDisplayRegion, savezoom)
+
+ # Popup the menu. If an item is selected then its handler
+ # will be called before PopupMenu returns.
+ self.PopupMenu(zoommenu)
+ zoommenu.Destroy()
+
+ def SetProperties(self, render=False, mode=0, showCompExtent=False,
+ constrainRes=False, projection=False):
+ """!Set properies of map display window"""
+ self.statusbarWin['render'].SetValue(render)
+ self.statusbarWin['toggle'].SetSelection(mode)
+ self.StatusbarUpdate()
+ self.statusbarWin['region'].SetValue(showCompExtent)
+ self.statusbarWin['resolution'].SetValue(constrainRes)
+ self.statusbarWin['projection'].SetValue(projection)
+ if showCompExtent:
+ self.MapWindow.regionCoords = []
+
+ def IsStandalone(self):
+ """!Check if Map display is standalone"""
+ if self.gismanager:
+ return False
+
+ return True
+
+ def GetLayerManager(self):
+ """!Get reference to Layer Manager
+
+ @return window reference
+ @return None (if standalone)
+ """
+ return self.gismanager
+
+# end of class MapFrame
+
+class MapApp(wx.App):
+ """
+ MapApp class
+ """
+
+ def OnInit(self):
+
+ wx.InitAllImageHandlers()
+ if __name__ == "__main__":
+ Map = render.Map() # instance of Map class to render GRASS display output to PPM file
+ else:
+ Map = None
+
+ self.mapFrm = MapFrame(parent=None, id=wx.ID_ANY, Map=Map,
+ size=globalvar.MAP_WINDOW_SIZE)
+ #self.SetTopWindow(Map)
+ self.mapFrm.Show()
+
+ if __name__ == "__main__":
+ # redraw map, if new command appears
+ self.redraw = False
+
+
+ return 1
+
+
+# end of class MapApp
+
+if __name__ == "__main__":
+
+ ###### SET command variable
+
+
+ title = "title"
+ cmdfilename = "cmdfilename"
+
+
+
+ gm_map = MapApp(0)
+ # set title
+ gm_map.mapFrm.SetTitle(_("GRASS GIS Map Display: " + title + " - Location: " + grass.gisenv()["LOCATION_NAME"]))
+
+ gm_map.MainLoop()
+ sys.exit(0)
Added: grass-addons/gui/wxpython/data_catalog/toolbars.py
===================================================================
--- grass-addons/gui/wxpython/data_catalog/toolbars.py (rev 0)
+++ grass-addons/gui/wxpython/data_catalog/toolbars.py 2010-04-23 16:01:07 UTC (rev 42008)
@@ -0,0 +1,1380 @@
+"""
+ at package toolbar
+
+ at brief Toolbars for Map Display window
+
+Classes:
+ - AbstractToolbar
+ - MapToolbar
+ - GRToolbar
+ - GCPToolbar
+ - VDigitToolbar
+ - ProfileToolbar
+ - NvizToolbar
+
+(C) 2007-2008 by the GRASS Development Team This program is free
+software under the GNU General Public License (>=v2). Read the file
+COPYING that comes with GRASS for details.
+
+ at author Michael Barton
+ at author Jachym Cepicky
+ at author Martin Landa <landa.martin gmail.com>
+"""
+
+import wx
+import os, sys
+import platform
+
+import globalvar
+import gcmd
+version = os.getenv("GRASS_VERSION")
+if version == "6.4.0svn":
+ import grassenv
+
+import gdialogs
+import vdigit
+from vdigit import VDigitSettingsDialog as VDigitSettingsDialog
+from debug import Debug as Debug
+from icon import Icons as Icons
+from preferences import globalSettings as UserSettings
+
+gmpath = os.path.join(globalvar.ETCWXDIR, "icons")
+sys.path.append(gmpath)
+
+class AbstractToolbar(object):
+ """Abstract toolbar class"""
+ def __init__(self):
+ pass
+
+ def InitToolbar(self, parent, toolbar, toolData):
+ """Initialize toolbar, i.e. add tools to the toolbar
+
+ @return list of ids (of added tools)
+ """
+
+ for tool in toolData:
+ self.CreateTool(parent, toolbar, *tool)
+
+ self._toolbar = toolbar
+ self._data = toolData
+
+ self.parent = parent
+
+ def ToolbarData(self):
+ """Toolbar data"""
+ return None
+
+ def CreateTool(self, parent, toolbar, tool, label, bitmap, kind,
+ shortHelp, longHelp, handler):
+ """Add tool to the toolbar
+
+ @return id of tool
+ """
+
+ bmpDisabled=wx.NullBitmap
+
+ if label:
+ Debug.msg(3, "CreateTool(): tool=%d, label=%s bitmap=%s" % \
+ (tool, label, bitmap))
+ toolWin = toolbar.AddLabelTool(tool, label, bitmap,
+ bmpDisabled, kind,
+ shortHelp, longHelp)
+ parent.Bind(wx.EVT_TOOL, handler, toolWin)
+ else: # add separator
+ toolbar.AddSeparator()
+
+ return tool
+
+ def GetToolbar(self):
+ """Get toolbar widget reference"""
+ return self._toolbar
+
+ def EnableLongHelp(self, enable=True):
+ """Enable/disable long help
+
+ @param enable True for enable otherwise disable
+ """
+ for tool in self._data:
+ if tool[0] == '': # separator
+ continue
+
+ if enable:
+ self._toolbar.SetToolLongHelp(tool[0], tool[5])
+ else:
+ self._toolbar.SetToolLongHelp(tool[0], "")
+
+ def OnTool(self, event):
+ """Tool selected"""
+ if self.parent.toolbars['vdigit']:
+ # update vdigit toolbar (unselect currently selected tool)
+ id = self.parent.toolbars['vdigit'].GetAction(type='id')
+ self.parent.toolbars['vdigit'].GetToolbar().ToggleTool(id, False)
+
+ if event:
+ # deselect previously selected tool
+ id = self.action.get('id', -1)
+ if id != event.GetId():
+ self._toolbar.ToggleTool(self.action['id'], False)
+ else:
+ self._toolbar.ToggleTool(self.action['id'], True)
+
+ self.action['id'] = event.GetId()
+
+ event.Skip()
+ else:
+ # initialize toolbar
+ self._toolbar.ToggleTool(self.action['id'], True)
+
+ def GetAction(self, type='desc'):
+ """Get current action info"""
+ return self.action.get(type, '')
+
+ def SelectDefault(self, event):
+ """Select default tool"""
+ self._toolbar.ToggleTool(self.defaultAction['id'], True)
+ self.defaultAction['bind'](event)
+ self.action = { 'id' : self.defaultAction['id'],
+ 'desc' : self.defaultAction.get('desc', '') }
+
+ def FixSize(self, width):
+ """Fix toolbar width on Windows
+
+ @todo Determine why combobox causes problems here
+ """
+ if platform.system() == 'Windows':
+ size = self._toolbar.GetBestSize()
+ self._toolbar.SetSize((size[0] + width, size[1]))
+
+class MapToolbar(AbstractToolbar):
+ """
+ Main Map Display toolbar
+ """
+
+ def __init__(self, mapdisplay, map):
+ AbstractToolbar.__init__(self)
+
+ self.mapcontent = map
+ self.mapdisplay = mapdisplay
+
+ self.toolbar = wx.ToolBar(parent=self.mapdisplay, id=wx.ID_ANY)
+ self.toolbar.SetToolBitmapSize(globalvar.toolbarSize)
+
+ self.InitToolbar(self.mapdisplay, self.toolbar, self.ToolbarData())
+
+ # optional tools
+ self.combo = wx.ComboBox(parent=self.toolbar, id=wx.ID_ANY, value=_('2D view'),
+ choices=[_('2D view'), _('3D view'), _('Digitize')],
+ style=wx.CB_READONLY, size=(90, -1))
+
+ self.comboid = self.toolbar.AddControl(self.combo)
+ self.mapdisplay.Bind(wx.EVT_COMBOBOX, self.OnSelectTool, self.comboid)
+
+ # realize the toolbar
+ self.toolbar.Realize()
+
+ # workaround for Mac bug. May be fixed by 2.8.8, but not before then.
+ self.combo.Hide()
+ self.combo.Show()
+
+ # default action
+ self.action = { 'id' : self.pointer }
+ self.defaultAction = { 'id' : self.pointer,
+ 'bind' : self.mapdisplay.OnPointer }
+ self.OnTool(None)
+
+ self.FixSize(width = 90)
+
+ def ToolbarData(self):
+ """Toolbar data"""
+
+ self.displaymap = wx.NewId()
+ self.rendermap = wx.NewId()
+ self.erase = wx.NewId()
+ self.pointer = wx.NewId()
+ self.query = wx.NewId()
+ self.pan = wx.NewId()
+ self.zoomin = wx.NewId()
+ self.zoomout = wx.NewId()
+ self.zoomback = wx.NewId()
+ self.zoommenu = wx.NewId()
+ self.analyze = wx.NewId()
+ self.dec = wx.NewId()
+ self.savefile = wx.NewId()
+ self.printmap = wx.NewId()
+
+ # tool, label, bitmap, kind, shortHelp, longHelp, handler
+ return (
+ (self.displaymap, "displaymap", Icons["displaymap"].GetBitmap(),
+ wx.ITEM_NORMAL, Icons["displaymap"].GetLabel(), Icons["displaymap"].GetDesc(),
+ self.mapdisplay.OnDraw),
+ (self.rendermap, "rendermap", Icons["rendermap"].GetBitmap(),
+ wx.ITEM_NORMAL, Icons["rendermap"].GetLabel(), Icons["rendermap"].GetDesc(),
+ self.mapdisplay.OnRender),
+ (self.erase, "erase", Icons["erase"].GetBitmap(),
+ wx.ITEM_NORMAL, Icons["erase"].GetLabel(), Icons["erase"].GetDesc(),
+ self.mapdisplay.OnErase),
+ ("", "", "", "", "", "", ""),
+ (self.pointer, "pointer", Icons["pointer"].GetBitmap(),
+ wx.ITEM_CHECK, Icons["pointer"].GetLabel(), Icons["pointer"].GetDesc(),
+ self.mapdisplay.OnPointer),
+ (self.query, "query", Icons["query"].GetBitmap(),
+ wx.ITEM_CHECK, Icons["query"].GetLabel(), Icons["query"].GetDesc(),
+ self.mapdisplay.OnQuery),
+ (self.pan, "pan", Icons["pan"].GetBitmap(),
+ wx.ITEM_CHECK, Icons["pan"].GetLabel(), Icons["pan"].GetDesc(),
+ self.mapdisplay.OnPan),
+ (self.zoomin, "zoom_in", Icons["zoom_in"].GetBitmap(),
+ wx.ITEM_CHECK, Icons["zoom_in"].GetLabel(), Icons["zoom_in"].GetDesc(),
+ self.mapdisplay.OnZoomIn),
+ (self.zoomout, "zoom_out", Icons["zoom_out"].GetBitmap(),
+ wx.ITEM_CHECK, Icons["zoom_out"].GetLabel(), Icons["zoom_out"].GetDesc(),
+ self.mapdisplay.OnZoomOut),
+ (self.zoomback, "zoom_back", Icons["zoom_back"].GetBitmap(),
+ wx.ITEM_NORMAL, Icons["zoom_back"].GetLabel(), Icons["zoom_back"].GetDesc(),
+ self.mapdisplay.OnZoomBack),
+ (self.zoommenu, "zoommenu", Icons["zoommenu"].GetBitmap(),
+ wx.ITEM_NORMAL, Icons["zoommenu"].GetLabel(), Icons["zoommenu"].GetDesc(),
+ self.mapdisplay.OnZoomMenu),
+ ("", "", "", "", "", "", ""),
+ (self.analyze, "analyze", Icons["analyze"].GetBitmap(),
+ wx.ITEM_NORMAL, Icons["analyze"].GetLabel(), Icons["analyze"].GetDesc(),
+ self.mapdisplay.OnAnalyze),
+ ("", "", "", "", "", "", ""),
+ (self.dec, "overlay", Icons["overlay"].GetBitmap(),
+ wx.ITEM_NORMAL, Icons["overlay"].GetLabel(), Icons["overlay"].GetDesc(),
+ self.mapdisplay.OnDecoration),
+ ("", "", "", "", "", "", ""),
+ (self.savefile, "savefile", Icons["savefile"].GetBitmap(),
+ wx.ITEM_NORMAL, Icons["savefile"].GetLabel(), Icons["savefile"].GetDesc(),
+ self.mapdisplay.SaveToFile),
+ (self.printmap, "printmap", Icons["printmap"].GetBitmap(),
+ wx.ITEM_NORMAL, Icons["printmap"].GetLabel(), Icons["printmap"].GetDesc(),
+ self.mapdisplay.PrintMenu),
+ ("", "", "", "", "", "", "")
+ )
+
+ def OnSelectTool(self, event):
+ """
+ Select / enable tool available in tools list
+ """
+ tool = event.GetSelection()
+
+ if tool == 0:
+ self.ExitToolbars()
+ self.Enable2D(True)
+
+ elif tool == 1 and not self.mapdisplay.toolbars['nviz']:
+ self.ExitToolbars()
+ self.mapdisplay.AddToolbar("nviz")
+
+ elif tool == 2 and not self.mapdisplay.toolbars['vdigit']:
+ self.ExitToolbars()
+ self.mapdisplay.AddToolbar("vdigit")
+
+ def ExitToolbars(self):
+ if self.mapdisplay.toolbars['vdigit']:
+ self.mapdisplay.toolbars['vdigit'].OnExit()
+ if self.mapdisplay.toolbars['nviz']:
+ self.mapdisplay.toolbars['nviz'].OnExit()
+
+ def Enable2D(self, enabled):
+ """Enable/Disable 2D display mode specific tools"""
+ for tool in (self.pointer,
+ self.query,
+ self.pan,
+ self.zoomin,
+ self.zoomout,
+ self.zoomback,
+ self.zoommenu,
+ self.analyze,
+ self.dec,
+ self.savefile,
+ self.printmap):
+ self.toolbar.EnableTool(tool, enabled)
+
+class GRToolbar(AbstractToolbar):
+ """
+ Georectification Display toolbar
+ """
+
+ def __init__(self, mapdisplay, map):
+ self.mapcontent = map
+ self.mapdisplay = mapdisplay
+
+ self.toolbar = wx.ToolBar(parent=self.mapdisplay, id=wx.ID_ANY)
+
+ # self.SetToolBar(self.toolbar)
+ self.toolbar.SetToolBitmapSize(globalvar.toolbarSize)
+
+ self.InitToolbar(self.mapdisplay, self.toolbar, self.ToolbarData())
+
+ # realize the toolbar
+ self.toolbar.Realize()
+
+ def ToolbarData(self):
+ """Toolbar data"""
+
+ self.displaymap = wx.NewId()
+ self.rendermap = wx.NewId()
+ self.erase = wx.NewId()
+ self.gcpset = wx.NewId()
+ self.pan = wx.NewId()
+ self.zoomin = wx.NewId()
+ self.zoomout = wx.NewId()
+ self.zoomback = wx.NewId()
+ self.zoomtomap = wx.NewId()
+
+ # tool, label, bitmap, kind, shortHelp, longHelp, handler
+ return (
+ (self.displaymap, "displaymap", Icons["displaymap"].GetBitmap(),
+ wx.ITEM_NORMAL, Icons["displaymap"].GetLabel(), Icons["displaymap"].GetDesc(),
+ self.mapdisplay.OnDraw),
+ (self.rendermap, "rendermap", Icons["rendermap"].GetBitmap(),
+ wx.ITEM_NORMAL, Icons["rendermap"].GetLabel(), Icons["rendermap"].GetDesc(),
+ self.mapdisplay.OnRender),
+ (self.erase, "erase", Icons["erase"].GetBitmap(),
+ wx.ITEM_NORMAL, Icons["erase"].GetLabel(), Icons["erase"].GetDesc(),
+ self.mapdisplay.OnErase),
+ ("", "", "", "", "", "", ""),
+ (self.gcpset, "grGcpSet", Icons["grGcpSet"].GetBitmap(),
+ wx.ITEM_RADIO, Icons["grGcpSet"].GetLabel(), Icons["grGcpSet"].GetDesc(),
+ self.mapdisplay.OnPointer),
+ (self.pan, "pan", Icons["pan"].GetBitmap(),
+ wx.ITEM_RADIO, Icons["pan"].GetLabel(), Icons["pan"].GetDesc(),
+ self.mapdisplay.OnPan),
+ (self.zoomin, "zoom_in", Icons["zoom_in"].GetBitmap(),
+ wx.ITEM_RADIO, Icons["zoom_in"].GetLabel(), Icons["zoom_in"].GetDesc(),
+ self.mapdisplay.OnZoomIn),
+ (self.zoomout, "zoom_out", Icons["zoom_out"].GetBitmap(),
+ wx.ITEM_RADIO, Icons["zoom_out"].GetLabel(), Icons["zoom_out"].GetDesc(),
+ self.mapdisplay.OnZoomOut),
+ (self.zoomback, "zoom_back", Icons["zoom_back"].GetBitmap(),
+ wx.ITEM_NORMAL, Icons["zoom_back"].GetLabel(), Icons["zoom_back"].GetDesc(),
+ self.mapdisplay.OnZoomBack),
+ (self.zoomtomap, "zoomtomap", Icons["zoommenu"].GetBitmap(),
+ wx.ITEM_NORMAL, _("Zoom to map"), _("Zoom to displayed map"),
+ self.OnZoomMap),
+ ("", "", "", "", "", "", ""),
+ )
+
+ def OnZoomMap(self, event):
+ """Zoom to selected map"""
+ layer = self.mapcontent.GetListOfLayers()[0]
+
+ self.mapdisplay.MapWindow.ZoomToMap(layer=layer)
+
+ event.Skip()
+
+class GCPToolbar(AbstractToolbar):
+ """
+ Toolbar for managing ground control points during georectification
+ """
+ def __init__(self, parent, tbframe):
+ self.parent = parent # GCP
+ self.tbframe = tbframe
+
+ self.toolbar = wx.ToolBar(parent=self.tbframe, id=wx.ID_ANY)
+
+ # self.SetToolBar(self.toolbar)
+ self.toolbar.SetToolBitmapSize(globalvar.toolbarSize)
+
+ self.InitToolbar(self.tbframe, self.toolbar, self.ToolbarData())
+
+ # realize the toolbar
+ self.toolbar.Realize()
+
+ def ToolbarData(self):
+
+ self.gcpSave = wx.NewId()
+ self.gcpAdd = wx.NewId()
+ self.gcpDelete = wx.NewId()
+ self.gcpClear = wx.NewId()
+ self.gcpReload = wx.NewId()
+ self.rms = wx.NewId()
+ self.georect = wx.NewId()
+ self.settings = wx.NewId()
+ self.quit = wx.NewId()
+
+ return (
+ (self.gcpSave, 'grGcpSave', Icons["grGcpSave"].GetBitmap(),
+ wx.ITEM_NORMAL, Icons["grGcpSave"].GetLabel(), Icons["grGcpSave"].GetDesc(),
+ self.parent.SaveGCPs),
+ (self.gcpAdd, 'grGrGcpAdd', Icons["grGcpAdd"].GetBitmap(),
+ wx.ITEM_NORMAL, Icons["grGcpAdd"].GetLabel(), Icons["grGcpAdd"].GetDesc(),
+ self.parent.AddGCP),
+ (self.gcpDelete, 'grGrGcpDelete', Icons["grGcpDelete"].GetBitmap(),
+ wx.ITEM_NORMAL, Icons["grGcpDelete"].GetLabel(), Icons["grGcpDelete"].GetDesc(),
+ self.parent.DeleteGCP),
+ (self.gcpClear, 'grGcpClear', Icons["grGcpClear"].GetBitmap(),
+ wx.ITEM_NORMAL, Icons["grGcpClear"].GetLabel(), Icons["grGcpClear"].GetDesc(),
+ self.parent.ClearGCP),
+ (self.gcpReload, 'grGcpReload', Icons["grGcpReload"].GetBitmap(),
+ wx.ITEM_NORMAL, Icons["grGcpReload"].GetLabel(), Icons["grGcpReload"].GetDesc(),
+ self.parent.ReloadGCPs),
+
+ ("", "", "", "", "", "", ""),
+ (self.rms, 'grGcpRms', Icons["grGcpRms"].GetBitmap(),
+ wx.ITEM_NORMAL, Icons["grGcpRms"].GetLabel(), Icons["grGcpRms"].GetDesc(),
+ self.parent.OnRMS),
+ (self.georect, 'grGeorect', Icons["grGeorect"].GetBitmap(),
+ wx.ITEM_NORMAL, Icons["grGeorect"].GetLabel(), Icons["grGeorect"].GetDesc(),
+ self.parent.OnGeorect),
+ ("", "", "", "", "", "", ""),
+ (self.settings, 'grSettings', Icons["grSettings"].GetBitmap(),
+ wx.ITEM_NORMAL, Icons["grSettings"].GetLabel(), Icons["grSettings"].GetDesc(),
+ self.parent.OnSettings),
+ (self.quit, 'grGcpQuit', Icons["grGcpQuit"].GetBitmap(),
+ wx.ITEM_NORMAL, Icons["grGcpQuit"].GetLabel(), Icons["grGcpQuit"].GetDesc(),
+ self.parent.OnQuit)
+ )
+
+class VDigitToolbar(AbstractToolbar):
+ """
+ Toolbar for digitization
+ """
+
+ def __init__(self, parent, map, layerTree=None, log=None):
+ self.mapcontent = map # Map class instance
+ self.parent = parent # MapFrame
+ self.layerTree = layerTree # reference to layer tree associated to map display
+ self.log = log # log area
+
+ # currently selected map layer for editing (reference to MapLayer instance)
+ self.mapLayer = None
+ # list of vector layers from Layer Manager (only in the current mapset)
+ self.layers = []
+
+ self.comboid = None
+
+ # only one dialog can be open
+ self.settingsDialog = None
+
+ # create toolbars (two rows optionally)
+ self.toolbar = []
+ self.numOfRows = 1 # number of rows for toolbar
+ for row in range(0, self.numOfRows):
+ self.toolbar.append(wx.ToolBar(parent=self.parent, id=wx.ID_ANY))
+ self.toolbar[row].SetToolBitmapSize(globalvar.toolbarSize)
+ self.toolbar[row].Bind(wx.EVT_TOOL, self.OnTool)
+
+ # create toolbar
+ if self.numOfRows == 1:
+ rowdata=None
+ else:
+ rowdata = row
+ self.InitToolbar(self.parent, self.toolbar[row], self.ToolbarData(rowdata))
+
+ # default action (digitize new point, line, etc.)
+ self.action = { 'desc' : 'addLine',
+ 'type' : 'point',
+ 'id' : self.addPoint }
+
+ # list of available vector maps
+ self.UpdateListOfLayers(updateTool=True)
+
+ # realize toolbar
+ for row in range(0, self.numOfRows):
+ self.toolbar[row].Realize()
+ # workaround for Mac bug. May be fixed by 2.8.8, but not before then.
+ self.combo.Hide()
+ self.combo.Show()
+
+
+ # disable undo/redo
+ self.toolbar[0].EnableTool(self.undo, False)
+
+ # toogle to pointer by default
+ self.OnTool(None)
+
+ self.FixSize(width = 105)
+
+ def ToolbarData(self, row=None):
+ """
+ Toolbar data
+ """
+ data = []
+ if row is None or row == 0:
+ self.addPoint = wx.NewId()
+ self.addLine = wx.NewId()
+ self.addBoundary = wx.NewId()
+ self.addCentroid = wx.NewId()
+ self.moveVertex = wx.NewId()
+ self.addVertex = wx.NewId()
+ self.removeVertex = wx.NewId()
+ self.splitLine = wx.NewId()
+ self.editLine = wx.NewId()
+ self.moveLine = wx.NewId()
+ self.deleteLine = wx.NewId()
+ self.additionalTools = wx.NewId()
+ self.displayCats = wx.NewId()
+ self.displayAttr = wx.NewId()
+ self.copyCats = wx.NewId()
+
+ data = [("", "", "", "", "", "", ""),
+ (self.addPoint, "digAddPoint", Icons["digAddPoint"].GetBitmap(),
+ wx.ITEM_CHECK, Icons["digAddPoint"].GetLabel(), Icons["digAddPoint"].GetDesc(),
+ self.OnAddPoint),
+ (self.addLine, "digAddLine", Icons["digAddLine"].GetBitmap(),
+ wx.ITEM_CHECK, Icons["digAddLine"].GetLabel(), Icons["digAddLine"].GetDesc(),
+ self.OnAddLine),
+ (self.addBoundary, "digAddBoundary", Icons["digAddBoundary"].GetBitmap(),
+ wx.ITEM_CHECK, Icons["digAddBoundary"].GetLabel(), Icons["digAddBoundary"].GetDesc(),
+ self.OnAddBoundary),
+ (self.addCentroid, "digAddCentroid", Icons["digAddCentroid"].GetBitmap(),
+ wx.ITEM_CHECK, Icons["digAddCentroid"].GetLabel(), Icons["digAddCentroid"].GetDesc(),
+ self.OnAddCentroid),
+ (self.moveVertex, "digMoveVertex", Icons["digMoveVertex"].GetBitmap(),
+ wx.ITEM_CHECK, Icons["digMoveVertex"].GetLabel(), Icons["digMoveVertex"].GetDesc(),
+ self.OnMoveVertex),
+ (self.addVertex, "digAddVertex", Icons["digAddVertex"].GetBitmap(),
+ wx.ITEM_CHECK, Icons["digAddVertex"].GetLabel(), Icons["digAddVertex"].GetDesc(),
+ self.OnAddVertex),
+ (self.removeVertex, "digRemoveVertex", Icons["digRemoveVertex"].GetBitmap(),
+ wx.ITEM_CHECK, Icons["digRemoveVertex"].GetLabel(), Icons["digRemoveVertex"].GetDesc(),
+ self.OnRemoveVertex),
+ (self.splitLine, "digSplitLine", Icons["digSplitLine"].GetBitmap(),
+ wx.ITEM_CHECK, Icons["digSplitLine"].GetLabel(), Icons["digSplitLine"].GetDesc(),
+ self.OnSplitLine),
+ (self.editLine, "digEditLine", Icons["digEditLine"].GetBitmap(),
+ wx.ITEM_CHECK, Icons["digEditLine"].GetLabel(), Icons["digEditLine"].GetDesc(),
+ self.OnEditLine),
+ (self.moveLine, "digMoveLine", Icons["digMoveLine"].GetBitmap(),
+ wx.ITEM_CHECK, Icons["digMoveLine"].GetLabel(), Icons["digMoveLine"].GetDesc(),
+ self.OnMoveLine),
+ (self.deleteLine, "digDeleteLine", Icons["digDeleteLine"].GetBitmap(),
+ wx.ITEM_CHECK, Icons["digDeleteLine"].GetLabel(), Icons["digDeleteLine"].GetDesc(),
+ self.OnDeleteLine),
+ (self.displayCats, "digDispCats", Icons["digDispCats"].GetBitmap(),
+ wx.ITEM_CHECK, Icons["digDispCats"].GetLabel(), Icons["digDispCats"].GetDesc(),
+ self.OnDisplayCats),
+ (self.copyCats, "digCopyCats", Icons["digCopyCats"].GetBitmap(),
+ wx.ITEM_CHECK, Icons["digCopyCats"].GetLabel(), Icons["digCopyCats"].GetDesc(),
+ self.OnCopyCA),
+ (self.displayAttr, "digDispAttr", Icons["digDispAttr"].GetBitmap(),
+ wx.ITEM_CHECK, Icons["digDispAttr"].GetLabel(), Icons["digDispAttr"].GetDesc(),
+ self.OnDisplayAttr),
+ (self.additionalTools, "digAdditionalTools", Icons["digAdditionalTools"].GetBitmap(),
+ wx.ITEM_CHECK, Icons["digAdditionalTools"].GetLabel(),
+ Icons["digAdditionalTools"].GetDesc(),
+ self.OnAdditionalToolMenu)]
+
+ if row is None or row == 1:
+ self.undo = wx.NewId()
+ self.settings = wx.NewId()
+ self.exit = wx.NewId()
+
+ data.append(("", "", "", "", "", "", ""))
+ data.append((self.undo, "digUndo", Icons["digUndo"].GetBitmap(),
+ wx.ITEM_NORMAL, Icons["digUndo"].GetLabel(), Icons["digUndo"].GetDesc(),
+ self.OnUndo))
+ # data.append((self.undo, "digRedo", Icons["digRedo"].GetBitmap(),
+ # wx.ITEM_NORMAL, Icons["digRedo"].GetLabel(), Icons["digRedo"].GetDesc(),
+ # self.OnRedo))
+ data.append((self.settings, "digSettings", Icons["digSettings"].GetBitmap(),
+ wx.ITEM_NORMAL, Icons["digSettings"].GetLabel(), Icons["digSettings"].GetDesc(),
+ self.OnSettings))
+ data.append((self.exit, "digExit", Icons["quit"].GetBitmap(),
+ wx.ITEM_NORMAL, Icons["digExit"].GetLabel(), Icons["digExit"].GetDesc(),
+ self.OnExit))
+
+ return data
+
+ def OnTool(self, event):
+ """Tool selected -> disable selected tool in map toolbar"""
+ # update map toolbar (unselect currently selected tool)
+ id = self.parent.toolbars['map'].GetAction(type='id')
+ self.parent.toolbars['map'].toolbar.ToggleTool(id, False)
+
+ # set cursor
+ cursor = self.parent.cursors["cross"]
+ self.parent.MapWindow.SetCursor(cursor)
+
+ # pointer
+ self.parent.OnPointer(None)
+
+ if event:
+ # deselect previously selected tool
+ id = self.action.get('id', -1)
+ if id != event.GetId():
+ self.toolbar[0].ToggleTool(self.action['id'], False)
+ else:
+ self.toolbar[0].ToggleTool(self.action['id'], True)
+
+ self.action['id'] = event.GetId()
+ event.Skip()
+ else:
+ # initialize toolbar
+ self.toolbar[0].ToggleTool(self.action['id'], True)
+
+ # clear tmp canvas
+ if self.action['id'] != id:
+ self.parent.MapWindow.ClearLines(pdc=self.parent.MapWindow.pdcTmp)
+ if self.parent.digit and \
+ len(self.parent.digit.driver.GetSelected()) > 0:
+ # cancel action
+ self.parent.MapWindow.OnMiddleDown(None)
+
+ def OnAddPoint(self, event):
+ """Add point to the vector map Laier"""
+ Debug.msg (2, "VDigitToolbar.OnAddPoint()")
+ self.action = { 'desc' : "addLine",
+ 'type' : "point",
+ 'id' : self.addPoint }
+ self.parent.MapWindow.mouse['box'] = 'point'
+
+ def OnAddLine(self, event):
+ """Add line to the vector map layer"""
+ Debug.msg (2, "VDigitToolbar.OnAddLine()")
+ self.action = { 'desc' : "addLine",
+ 'type' : "line",
+ 'id' : self.addLine }
+ self.parent.MapWindow.mouse['box'] = 'line'
+ ### self.parent.MapWindow.polycoords = [] # reset temp line
+
+ def OnAddBoundary(self, event):
+ """Add boundary to the vector map layer"""
+ Debug.msg (2, "VDigitToolbar.OnAddBoundary()")
+ if self.action['desc'] != 'addLine' or \
+ self.action['type'] != 'boundary':
+ self.parent.MapWindow.polycoords = [] # reset temp line
+ self.action = { 'desc' : "addLine",
+ 'type' : "boundary",
+ 'id' : self.addBoundary }
+ self.parent.MapWindow.mouse['box'] = 'line'
+
+ def OnAddCentroid(self, event):
+ """Add centroid to the vector map layer"""
+ Debug.msg (2, "VDigitToolbar.OnAddCentroid()")
+ self.action = { 'desc' : "addLine",
+ 'type' : "centroid",
+ 'id' : self.addCentroid }
+ self.parent.MapWindow.mouse['box'] = 'point'
+
+ def OnExit (self, event=None):
+ """Quit digitization tool"""
+ # stop editing of the currently selected map layer
+ if self.mapLayer:
+ self.StopEditing()
+
+ # close dialogs if still open
+ if self.settingsDialog:
+ self.settingsDialog.OnCancel(None)
+
+ # disable the toolbar
+ self.parent.RemoveToolbar ("vdigit")
+
+ # set default mouse settings
+ self.parent.MapWindow.mouse['use'] = "pointer"
+ self.parent.MapWindow.mouse['box'] = "point"
+ self.parent.MapWindow.polycoords = []
+
+ def OnMoveVertex(self, event):
+ """Move line vertex"""
+ Debug.msg(2, "Digittoolbar.OnMoveVertex():")
+ self.action = { 'desc' : "moveVertex",
+ 'id' : self.moveVertex }
+ self.parent.MapWindow.mouse['box'] = 'point'
+
+ def OnAddVertex(self, event):
+ """Add line vertex"""
+ Debug.msg(2, "Digittoolbar.OnAddVertex():")
+ self.action = { 'desc' : "addVertex",
+ 'id' : self.addVertex }
+ self.parent.MapWindow.mouse['box'] = 'point'
+
+
+ def OnRemoveVertex(self, event):
+ """Remove line vertex"""
+ Debug.msg(2, "Digittoolbar.OnRemoveVertex():")
+ self.action = { 'desc' : "removeVertex",
+ 'id' : self.removeVertex }
+ self.parent.MapWindow.mouse['box'] = 'point'
+
+
+ def OnSplitLine(self, event):
+ """Split line"""
+ Debug.msg(2, "Digittoolbar.OnSplitLine():")
+ self.action = { 'desc' : "splitLine",
+ 'id' : self.splitLine }
+ self.parent.MapWindow.mouse['box'] = 'point'
+
+ def OnEditLine(self, event):
+ """Edit line"""
+ Debug.msg(2, "Digittoolbar.OnEditLine():")
+ self.action = { 'desc' : "editLine",
+ 'id' : self.editLine }
+ self.parent.MapWindow.mouse['box'] = 'line'
+
+ def OnMoveLine(self, event):
+ """Move line"""
+ Debug.msg(2, "Digittoolbar.OnMoveLine():")
+ self.action = { 'desc' : "moveLine",
+ 'id' : self.moveLine }
+ self.parent.MapWindow.mouse['box'] = 'box'
+
+ def OnDeleteLine(self, event):
+ """Delete line"""
+ Debug.msg(2, "Digittoolbar.OnDeleteLine():")
+ self.action = { 'desc' : "deleteLine",
+ 'id' : self.deleteLine }
+ self.parent.MapWindow.mouse['box'] = 'box'
+
+ def OnDisplayCats(self, event):
+ """Display/update categories"""
+ Debug.msg(2, "Digittoolbar.OnDisplayCats():")
+ self.action = { 'desc' : "displayCats",
+ 'id' : self.displayCats }
+ self.parent.MapWindow.mouse['box'] = 'point'
+
+ def OnDisplayAttr(self, event):
+ """Display/update attributes"""
+ Debug.msg(2, "Digittoolbar.OnDisplayAttr():")
+ self.action = { 'desc' : "displayAttrs",
+ 'id' : self.displayAttr }
+ self.parent.MapWindow.mouse['box'] = 'point'
+
+ def OnCopyCA(self, event):
+ """Copy categories/attributes menu"""
+ point = wx.GetMousePosition()
+ toolMenu = wx.Menu()
+ # Add items to the menu
+ cats = wx.MenuItem(parentMenu=toolMenu, id=wx.ID_ANY,
+ text=_('Copy categories'),
+ kind=wx.ITEM_CHECK)
+ toolMenu.AppendItem(cats)
+ self.parent.MapWindow.Bind(wx.EVT_MENU, self.OnCopyCats, cats)
+ if self.action['desc'] == "copyCats":
+ cats.Check(True)
+
+ attrb = wx.MenuItem(parentMenu=toolMenu, id=wx.ID_ANY,
+ text=_('Duplicate attributes'),
+ kind=wx.ITEM_CHECK)
+ toolMenu.AppendItem(attrb)
+ self.parent.MapWindow.Bind(wx.EVT_MENU, self.OnCopyAttrb, attrb)
+ if self.action['desc'] == "copyAttrs":
+ attrb.Check(True)
+
+ # Popup the menu. If an item is selected then its handler
+ # will be called before PopupMenu returns.
+ self.parent.MapWindow.PopupMenu(toolMenu)
+ toolMenu.Destroy()
+
+ if self.action['desc'] == "addPoint":
+ self.toolbar[0].ToggleTool(self.copyCats, False)
+
+ def OnCopyCats(self, event):
+ """Copy categories"""
+ if self.action['desc'] == 'copyCats': # select previous action
+ self.toolbar[0].ToggleTool(self.addPoint, True)
+ self.toolbar[0].ToggleTool(self.copyCats, False)
+ self.OnAddPoint(event)
+ return
+
+ Debug.msg(2, "Digittoolbar.OnCopyCats():")
+ self.action = { 'desc' : "copyCats",
+ 'id' : self.copyCats }
+ self.parent.MapWindow.mouse['box'] = 'point'
+
+ def OnCopyAttrb(self, event):
+ if self.action['desc'] == 'copyAttrs': # select previous action
+ self.toolbar[0].ToggleTool(self.addPoint, True)
+ self.toolbar[0].ToggleTool(self.copyCats, False)
+ self.OnAddPoint(event)
+ return
+
+ Debug.msg(2, "Digittoolbar.OnCopyAttrb():")
+ self.action = { 'desc' : "copyAttrs",
+ 'id' : self.copyCats }
+ self.parent.MapWindow.mouse['box'] = 'point'
+
+ def OnUndo(self, event):
+ """Undo previous changes"""
+ self.parent.digit.Undo()
+
+ event.Skip()
+
+ def EnableUndo(self, enable=True):
+ """Enable 'Undo' in toolbar
+
+ @param enable False for disable
+ """
+ if enable:
+ if self.toolbar[0].GetToolEnabled(self.undo) is False:
+ self.toolbar[0].EnableTool(self.undo, True)
+ else:
+ if self.toolbar[0].GetToolEnabled(self.undo) is True:
+ self.toolbar[0].EnableTool(self.undo, False)
+
+ def OnSettings(self, event):
+ """Show settings dialog"""
+
+ if self.parent.digit is None:
+ reload(vdigit)
+ from vdigit import Digit as Digit
+ self.parent.digit = Digit(mapwindow=self.parent.MapWindow)
+
+ if not self.settingsDialog:
+ self.settingsDialog = VDigitSettingsDialog(parent=self.parent, title=_("Digitization settings"),
+ style=wx.DEFAULT_DIALOG_STYLE)
+ self.settingsDialog.Show()
+
+ def OnAdditionalToolMenu(self, event):
+ """Menu for additional tools"""
+ point = wx.GetMousePosition()
+ toolMenu = wx.Menu()
+ # Add items to the menu
+ copy = wx.MenuItem(parentMenu=toolMenu, id=wx.ID_ANY,
+ text=_('Copy features from (background) vector map'),
+ kind=wx.ITEM_CHECK)
+ toolMenu.AppendItem(copy)
+ self.parent.MapWindow.Bind(wx.EVT_MENU, self.OnCopy, copy)
+ if self.action['desc'] == "copyLine":
+ copy.Check(True)
+
+ flip = wx.MenuItem(parentMenu=toolMenu, id=wx.ID_ANY,
+ text=_('Flip selected lines/boundaries'),
+ kind=wx.ITEM_CHECK)
+ toolMenu.AppendItem(flip)
+ self.parent.MapWindow.Bind(wx.EVT_MENU, self.OnFlip, flip)
+ if self.action['desc'] == "flipLine":
+ flip.Check(True)
+
+ merge = wx.MenuItem(parentMenu=toolMenu, id=wx.ID_ANY,
+ text=_('Merge selected lines/boundaries'),
+ kind=wx.ITEM_CHECK)
+ toolMenu.AppendItem(merge)
+ self.parent.MapWindow.Bind(wx.EVT_MENU, self.OnMerge, merge)
+ if self.action['desc'] == "mergeLine":
+ merge.Check(True)
+
+ breakL = wx.MenuItem(parentMenu=toolMenu, id=wx.ID_ANY,
+ text=_('Break selected lines/boundaries at intersection'),
+ kind=wx.ITEM_CHECK)
+ toolMenu.AppendItem(breakL)
+ self.parent.MapWindow.Bind(wx.EVT_MENU, self.OnBreak, breakL)
+ if self.action['desc'] == "breakLine":
+ breakL.Check(True)
+
+ snap = wx.MenuItem(parentMenu=toolMenu, id=wx.ID_ANY,
+ text=_('Snap selected lines/boundaries (only to nodes)'),
+ kind=wx.ITEM_CHECK)
+ toolMenu.AppendItem(snap)
+ self.parent.MapWindow.Bind(wx.EVT_MENU, self.OnSnap, snap)
+ if self.action['desc'] == "snapLine":
+ snap.Check(True)
+
+ connect = wx.MenuItem(parentMenu=toolMenu, id=wx.ID_ANY,
+ text=_('Connect selected lines/boundaries'),
+ kind=wx.ITEM_CHECK)
+ toolMenu.AppendItem(connect)
+ self.parent.MapWindow.Bind(wx.EVT_MENU, self.OnConnect, connect)
+ if self.action['desc'] == "connectLine":
+ connect.Check(True)
+
+ query = wx.MenuItem(parentMenu=toolMenu, id=wx.ID_ANY,
+ text=_('Query features'),
+ kind=wx.ITEM_CHECK)
+ toolMenu.AppendItem(query)
+ self.parent.MapWindow.Bind(wx.EVT_MENU, self.OnQuery, query)
+ if self.action['desc'] == "queryLine":
+ query.Check(True)
+
+ zbulk = wx.MenuItem(parentMenu=toolMenu, id=wx.ID_ANY,
+ text=_('Z bulk-labeling of 3D lines'),
+ kind=wx.ITEM_CHECK)
+ toolMenu.AppendItem(zbulk)
+ self.parent.MapWindow.Bind(wx.EVT_MENU, self.OnZBulk, zbulk)
+ if self.action['desc'] == "zbulkLine":
+ zbulk.Check(True)
+
+ typeconv = wx.MenuItem(parentMenu=toolMenu, id=wx.ID_ANY,
+ text=_('Feature type conversion'),
+ kind=wx.ITEM_CHECK)
+ toolMenu.AppendItem(typeconv)
+ self.parent.MapWindow.Bind(wx.EVT_MENU, self.OnTypeConversion, typeconv)
+ if self.action['desc'] == "typeConv":
+ typeconv.Check(True)
+
+ # Popup the menu. If an item is selected then its handler
+ # will be called before PopupMenu returns.
+ self.parent.MapWindow.PopupMenu(toolMenu)
+ toolMenu.Destroy()
+
+ if self.action['desc'] == 'addPoint':
+ self.toolbar[0].ToggleTool(self.additionalTools, False)
+
+ def OnCopy(self, event):
+ """Copy selected features from (background) vector map"""
+ if self.action['desc'] == 'copyLine': # select previous action
+ self.toolbar[0].ToggleTool(self.addPoint, True)
+ self.toolbar[0].ToggleTool(self.additionalTools, False)
+ self.OnAddPoint(event)
+ return
+
+ Debug.msg(2, "Digittoolbar.OnCopy():")
+ self.action = { 'desc' : "copyLine",
+ 'id' : self.additionalTools }
+ self.parent.MapWindow.mouse['box'] = 'box'
+
+ def OnFlip(self, event):
+ """Flip selected lines/boundaries"""
+ if self.action['desc'] == 'flipLine': # select previous action
+ self.toolbar[0].ToggleTool(self.addPoint, True)
+ self.toolbar[0].ToggleTool(self.additionalTools, False)
+ self.OnAddPoint(event)
+ return
+
+ Debug.msg(2, "Digittoolbar.OnFlip():")
+ self.action = { 'desc' : "flipLine",
+ 'id' : self.additionalTools }
+ self.parent.MapWindow.mouse['box'] = 'box'
+
+ def OnMerge(self, event):
+ """Merge selected lines/boundaries"""
+ if self.action['desc'] == 'mergeLine': # select previous action
+ self.toolbar[0].ToggleTool(self.addPoint, True)
+ self.toolbar[0].ToggleTool(self.additionalTools, False)
+ self.OnAddPoint(event)
+ return
+
+ Debug.msg(2, "Digittoolbar.OnMerge():")
+ self.action = { 'desc' : "mergeLine",
+ 'id' : self.additionalTools }
+ self.parent.MapWindow.mouse['box'] = 'box'
+
+ def OnBreak(self, event):
+ """Break selected lines/boundaries"""
+ if self.action['desc'] == 'breakLine': # select previous action
+ self.toolbar[0].ToggleTool(self.addPoint, True)
+ self.toolbar[0].ToggleTool(self.additionalTools, False)
+ self.OnAddPoint(event)
+ return
+
+ Debug.msg(2, "Digittoolbar.OnBreak():")
+ self.action = { 'desc' : "breakLine",
+ 'id' : self.additionalTools }
+ self.parent.MapWindow.mouse['box'] = 'box'
+
+ def OnSnap(self, event):
+ """Snap selected features"""
+ if self.action['desc'] == 'snapLine': # select previous action
+ self.toolbar[0].ToggleTool(self.addPoint, True)
+ self.toolbar[0].ToggleTool(self.additionalTools, False)
+ self.OnAddPoint(event)
+ return
+
+ Debug.msg(2, "Digittoolbar.OnSnap():")
+ self.action = { 'desc' : "snapLine",
+ 'id' : self.additionalTools }
+ self.parent.MapWindow.mouse['box'] = 'box'
+
+ def OnConnect(self, event):
+ """Connect selected lines/boundaries"""
+ if self.action['desc'] == 'connectLine': # select previous action
+ self.toolbar[0].ToggleTool(self.addPoint, True)
+ self.toolbar[0].ToggleTool(self.additionalTools, False)
+ self.OnAddPoint(event)
+ return
+
+ Debug.msg(2, "Digittoolbar.OnConnect():")
+ self.action = { 'desc' : "connectLine",
+ 'id' : self.additionalTools }
+ self.parent.MapWindow.mouse['box'] = 'box'
+
+ def OnQuery(self, event):
+ """Query selected lines/boundaries"""
+ if self.action['desc'] == 'queryLine': # select previous action
+ self.toolbar[0].ToggleTool(self.addPoint, True)
+ self.toolbar[0].ToggleTool(self.additionalTools, False)
+ self.OnAddPoint(event)
+ return
+
+ Debug.msg(2, "Digittoolbar.OnQuery(): %s" % \
+ UserSettings.Get(group='vdigit', key='query', subkey='selection'))
+ self.action = { 'desc' : "queryLine",
+ 'id' : self.additionalTools }
+ self.parent.MapWindow.mouse['box'] = 'box'
+
+ def OnZBulk(self, event):
+ """Z bulk-labeling selected lines/boundaries"""
+ if not self.parent.digit.driver.Is3D():
+ wx.MessageBox(parent=self.parent,
+ message=_("Vector map is not 3D. Operation canceled."),
+ caption=_("Error"), style=wx.OK | wx.ICON_ERROR | wx.CENTRE)
+ return
+
+ if self.action['desc'] == 'zbulkLine': # select previous action
+ self.toolbar[0].ToggleTool(self.addPoint, True)
+ self.toolbar[0].ToggleTool(self.additionalTools, False)
+ self.OnAddPoint(event)
+ return
+
+ Debug.msg(2, "Digittoolbar.OnZBulk():")
+ self.action = { 'desc' : "zbulkLine",
+ 'id' : self.additionalTools }
+ self.parent.MapWindow.mouse['box'] = 'line'
+
+ def OnTypeConversion(self, event):
+ """Feature type conversion
+
+ Supported conversions:
+ - point <-> centroid
+ - line <-> boundary
+ """
+ if self.action['desc'] == 'typeConv': # select previous action
+ self.toolbar[0].ToggleTool(self.addPoint, True)
+ self.toolbar[0].ToggleTool(self.additionalTools, False)
+ self.OnAddPoint(event)
+ return
+
+ Debug.msg(2, "Digittoolbar.OnTypeConversion():")
+ self.action = { 'desc' : "typeConv",
+ 'id' : self.additionalTools }
+ self.parent.MapWindow.mouse['box'] = 'box'
+
+ def OnSelectMap (self, event):
+ """
+ Select vector map layer for editing
+
+ If there is a vector map layer already edited, this action is
+ firstly terminated. The map layer is closed. After this the
+ selected map layer activated for editing.
+ """
+ if event.GetSelection() == 0: # create new vector map layer
+ if self.mapLayer:
+ openVectorMap = self.mapLayer.GetName(fullyQualified=False)['name']
+ else:
+ openVectorMap = None
+ mapName = gdialogs.CreateNewVector(self.parent,
+ exceptMap=openVectorMap, log=self.log,
+ cmdDef=(['v.edit', 'tool=create'], "map"),
+ disableAdd=True)[0]
+ if mapName:
+ # add layer to map layer tree
+ if self.layerTree:
+ self.layerTree.AddLayer(ltype='vector',
+ lname=mapName,
+ lchecked=True,
+ lopacity=1.0,
+ lcmd=['d.vect', 'map=%s' % mapName])
+
+ vectLayers = self.UpdateListOfLayers(updateTool=True)
+ selection = vectLayers.index(mapName)
+ else:
+ pass # TODO (no Layer Manager)
+ else:
+ self.combo.SetValue(_('Select vector map'))
+ return
+ else:
+ selection = event.GetSelection() - 1 # first option is 'New vector map'
+
+ # skip currently selected map
+ if self.layers[selection] == self.mapLayer:
+ return False
+
+ if self.mapLayer:
+ # deactive map layer for editing
+ self.StopEditing()
+
+ # select the given map layer for editing
+ self.StartEditing(self.layers[selection])
+
+ event.Skip()
+
+ return True
+
+ def StartEditing (self, mapLayer):
+ """
+ Start editing selected vector map layer.
+
+ @param mapLayer reference to MapLayer instance
+ """
+ # deactive layer
+ self.mapcontent.ChangeLayerActive(mapLayer, False)
+
+ # clean map canvas
+ ### self.parent.MapWindow.EraseMap()
+
+ # unset background map if needed
+ if UserSettings.Get(group='vdigit', key='bgmap',
+ subkey='value', internal=True) == mapLayer.GetName():
+ UserSettings.Set(group='vdigit', key='bgmap',
+ subkey='value', value='', internal=True)
+
+ self.parent.statusbar.SetStatusText(_("Please wait, "
+ "opening vector map <%s> for editing...") % \
+ mapLayer.GetName(),
+ 0)
+
+ # reload vdigit module
+ reload(vdigit)
+ from vdigit import Digit as Digit
+ self.parent.digit = Digit(mapwindow=self.parent.MapWindow)
+
+ self.mapLayer = mapLayer
+
+ # open vector map
+ try:
+ self.parent.digit.SetMapName(mapLayer.GetName())
+ except gcmd.DigitError, e:
+ self.mapLayer = None
+ print >> sys.stderr, e # wxMessageBox
+ return False
+
+ # update toolbar
+ self.combo.SetValue(mapLayer.GetName())
+ self.parent.toolbars['map'].combo.SetValue (_('Digitize'))
+
+ Debug.msg (4, "VDigitToolbar.StartEditing(): layer=%s" % mapLayer.GetName())
+
+ # change cursor
+ if self.parent.MapWindow.mouse['use'] == 'pointer':
+ self.parent.MapWindow.SetCursor(self.parent.cursors["cross"])
+
+ # create pseudoDC for drawing the map
+ self.parent.MapWindow.pdcVector = vdigit.PseudoDC()
+ self.parent.digit.driver.SetDevice(self.parent.MapWindow.pdcVector)
+
+ if not self.parent.MapWindow.resize:
+ self.parent.MapWindow.UpdateMap(render=True)
+
+ opacity = mapLayer.GetOpacity(float=True)
+ if opacity < 1.0:
+ alpha = int(opacity * 255)
+ self.parent.digit.driver.UpdateSettings(alpha)
+
+ return True
+
+ def StopEditing (self):
+ """Stop editing of selected vector map layer.
+
+ @return True on success
+ @return False on failure
+ """
+ if not self.mapLayer:
+ return False
+
+ Debug.msg (4, "VDigitToolbar.StopEditing(): layer=%s" % self.mapLayer.GetName())
+ self.combo.SetValue (_('Select vector map'))
+
+ # save changes
+ if UserSettings.Get(group='vdigit', key='saveOnExit', subkey='enabled') is False:
+ if self.parent.digit.GetUndoLevel() > 0:
+ dlg = wx.MessageDialog(parent=self.parent,
+ message=_("Do you want to save changes "
+ "in vector map <%s>?") % self.mapLayer.GetName(),
+ caption=_("Save changes?"),
+ style=wx.YES_NO | wx.YES_DEFAULT | wx.ICON_QUESTION)
+ if dlg.ShowModal() == wx.ID_NO:
+ # revert changes
+ self.parent.digit.Undo(0)
+ dlg.Destroy()
+
+ self.parent.statusbar.SetStatusText(_("Please wait, "
+ "closing and rebuilding topology of "
+ "vector map <%s>...") % self.mapLayer.GetName(),
+ 0)
+
+ self.parent.digit.SetMapName(None) # -> close map
+
+ # re-active layer
+ item = self.parent.tree.FindItemByData('maplayer', self.mapLayer)
+ if item and self.parent.tree.IsItemChecked(item):
+ self.mapcontent.ChangeLayerActive(self.mapLayer, True)
+
+ # change cursor
+ self.parent.MapWindow.SetCursor(self.parent.cursors["default"])
+
+ # disable pseudodc for vector map layer
+ self.parent.MapWindow.pdcVector = None
+ self.parent.digit.driver.SetDevice(None)
+
+ # close dialogs
+ for dialog in ('attributes', 'category'):
+ if self.parent.dialogs[dialog]:
+ self.parent.dialogs[dialog].Close()
+ self.parent.dialogs[dialog] = None
+
+ self.parent.digit.__del__() # FIXME: destructor is not called here (del)
+ self.parent.digit = None
+
+ self.mapLayer = None
+
+ self.parent.MapWindow.redrawAll = True
+
+ return True
+
+ def UpdateListOfLayers (self, updateTool=False):
+ """
+ Update list of available vector map layers.
+ This list consists only editable layers (in the current mapset)
+
+ Optionally also update toolbar
+ """
+
+ Debug.msg (4, "VDigitToolbar.UpdateListOfLayers(): updateTool=%d" % \
+ updateTool)
+
+ layerNameSelected = None
+ # name of currently selected layer
+ if self.mapLayer:
+ layerNameSelected = self.mapLayer.GetName()
+
+ # select vector map layer in the current mapset
+ layerNameList = []
+ self.layers = self.mapcontent.GetListOfLayers(l_type="vector",
+ l_mapset=grassenv.GetGRASSVariable('MAPSET'))
+ for layer in self.layers:
+ if not layer.name in layerNameList: # do not duplicate layer
+ layerNameList.append (layer.GetName())
+
+ if updateTool: # update toolbar
+ if not self.mapLayer:
+ value = _('Select vector map')
+ else:
+ value = layerNameSelected
+
+ if not self.comboid:
+ self.combo = wx.ComboBox(self.toolbar[self.numOfRows-1], id=wx.ID_ANY, value=value,
+ choices=[_('New vector map'), ] + layerNameList, size=(85, -1),
+ style=wx.CB_READONLY)
+ self.comboid = self.toolbar[self.numOfRows-1].InsertControl(0, self.combo)
+ self.parent.Bind(wx.EVT_COMBOBOX, self.OnSelectMap, self.comboid)
+ else:
+ self.combo.SetItems([_('New vector map'), ] + layerNameList)
+
+ self.toolbar[self.numOfRows-1].Realize()
+
+ return layerNameList
+
+ def GetLayer(self):
+ """Get selected layer for editing -- MapLayer instance"""
+ return self.mapLayer
+
+class ProfileToolbar(AbstractToolbar):
+ """
+ Toolbar for profiling raster map
+ """
+ def __init__(self, parent, tbframe):
+ self.parent = parent # GCP
+ self.tbframe = tbframe
+
+ self.toolbar = wx.ToolBar(parent=self.tbframe, id=wx.ID_ANY)
+
+ # self.SetToolBar(self.toolbar)
+ self.toolbar.SetToolBitmapSize(globalvar.toolbarSize)
+
+ self.InitToolbar(self.tbframe, self.toolbar, self.ToolbarData())
+
+ # realize the toolbar
+ self.toolbar.Realize()
+
+ def ToolbarData(self):
+ """Toolbar data"""
+
+ self.transect = wx.NewId()
+ self.addraster = wx.NewId()
+ self.draw = wx.NewId()
+ self.options = wx.NewId()
+ self.drag = wx.NewId()
+ self.zoom = wx.NewId()
+ self.unzoom = wx.NewId()
+ self.erase = wx.NewId()
+ self.save = wx.NewId()
+ self.printer = wx.NewId()
+ self.quit = wx.NewId()
+
+ # tool, label, bitmap, kind, shortHelp, longHelp, handler
+ return (
+ (self.addraster, 'raster', Icons["addrast"].GetBitmap(),
+ wx.ITEM_NORMAL, Icons["addrast"].GetLabel(), Icons["addrast"].GetDesc(),
+ self.parent.OnSelectRaster),
+ (self.transect, 'transect', Icons["transect"].GetBitmap(),
+ wx.ITEM_NORMAL, Icons["transect"].GetLabel(), Icons["transect"].GetDesc(),
+ self.parent.OnDrawTransect),
+ (self.draw, 'profiledraw', Icons["profiledraw"].GetBitmap(),
+ wx.ITEM_NORMAL, Icons["profiledraw"].GetLabel(), Icons["profiledraw"].GetDesc(),
+ self.parent.OnCreateProfile),
+ (self.options, 'options', Icons["profileopt"].GetBitmap(),
+ wx.ITEM_NORMAL, Icons["profileopt"].GetLabel(), Icons["profileopt"].GetDesc(),
+ self.parent.ProfileOptionsMenu),
+ (self.drag, 'drag', Icons['pan'].GetBitmap(),
+ wx.ITEM_NORMAL, Icons["pan"].GetLabel(), Icons["pan"].GetDesc(),
+ self.parent.OnDrag),
+ (self.zoom, 'zoom', Icons['zoom_in'].GetBitmap(),
+ wx.ITEM_NORMAL, Icons["zoom_in"].GetLabel(), Icons["zoom_in"].GetDesc(),
+ self.parent.OnZoom),
+ (self.unzoom, 'unzoom', Icons['zoom_back'].GetBitmap(),
+ wx.ITEM_NORMAL, Icons["zoom_back"].GetLabel(), Icons["zoom_back"].GetDesc(),
+ self.parent.OnRedraw),
+ (self.erase, 'erase', Icons["erase"].GetBitmap(),
+ wx.ITEM_NORMAL, Icons["erase"].GetLabel(), Icons["erase"].GetDesc(),
+ self.parent.OnErase),
+ ("", "", "", "", "", "", ""),
+ (self.save, 'save', Icons["savefile"].GetBitmap(),
+ wx.ITEM_NORMAL, Icons["savefile"].GetLabel(), Icons["savefile"].GetDesc(),
+ self.parent.SaveToFile),
+ (self.printer, 'print', Icons["printmap"].GetBitmap(),
+ wx.ITEM_NORMAL, Icons["printmap"].GetLabel(), Icons["printmap"].GetDesc(),
+ self.parent.PrintMenu),
+ (self.quit, 'quit', Icons["quit"].GetBitmap(),
+ wx.ITEM_NORMAL, Icons["quit"].GetLabel(), Icons["quit"].GetDesc(),
+ self.parent.OnQuit),
+ )
+
+class NvizToolbar(AbstractToolbar):
+ """
+ Nviz toolbar
+ """
+ def __init__(self, parent, map):
+ self.parent = parent
+ self.mapcontent = map
+
+ self.toolbar = wx.ToolBar(parent=self.parent, id=wx.ID_ANY)
+
+ # self.SetToolBar(self.toolbar)
+ self.toolbar.SetToolBitmapSize(globalvar.toolbarSize)
+
+ self.InitToolbar(self.parent, self.toolbar, self.ToolbarData())
+
+ # realize the toolbar
+ self.toolbar.Realize()
+
+ def ToolbarData(self):
+ """Toolbar data"""
+
+ self.settings = wx.NewId()
+ self.quit = wx.NewId()
+
+ # tool, label, bitmap, kind, shortHelp, longHelp, handler
+ return (
+ (self.settings, "settings", Icons["nvizSettings"].GetBitmap(),
+ wx.ITEM_NORMAL, Icons["nvizSettings"].GetLabel(), Icons["nvizSettings"].GetDesc(),
+ self.OnSettings),
+ (self.quit, 'quit', Icons["quit"].GetBitmap(),
+ wx.ITEM_NORMAL, Icons["quit"].GetLabel(), Icons["quit"].GetDesc(),
+ self.OnExit),
+ )
+
+ def OnSettings(self, event):
+ win = self.parent.nvizToolWin
+ if not win.IsShown():
+ self.parent.nvizToolWin.Show()
+ else:
+ self.parent.nvizToolWin.Hide()
+
+ def OnExit (self, event=None):
+ """Quit nviz tool (swith to 2D mode)"""
+
+ # hide dialogs if still open
+ if self.parent.nvizToolWin:
+ self.parent.nvizToolWin.Hide()
+
+ # disable the toolbar
+ self.parent.RemoveToolbar ("nviz")
+
+ # set default mouse settings
+ self.parent.MapWindow.mouse['use'] = "pointer"
+ self.parent.MapWindow.mouse['box'] = "point"
+ self.parent.MapWindow.polycoords = []
+
Added: grass-addons/gui/wxpython/data_catalog/units.py
===================================================================
--- grass-addons/gui/wxpython/data_catalog/units.py (rev 0)
+++ grass-addons/gui/wxpython/data_catalog/units.py 2010-04-23 16:01:07 UTC (rev 42008)
@@ -0,0 +1,118 @@
+"""!
+ at package units
+
+ at brief Units management
+
+Probably will be replaced by Python SWIG fns in the near future(?)
+
+Usage:
+
+ at code
+from units import Units
+ at endcode
+
+Classes:
+ - BaseUnits
+
+(C) 2009 by the GRASS Development Team
+
+This program is free software under the GNU General Public
+License (>=v2). Read the file COPYING that comes with GRASS
+for details.
+
+ at author Martin Landa <landa.martin gmail.com>
+"""
+
+class BaseUnits:
+ def __init__(self):
+ self._units = dict()
+ self._units['length'] = { 0 : { 'key' : 'mu', 'label' : _('map units') },
+ 1 : { 'key' : 'me', 'label' : _('meters') },
+ 2 : { 'key' : 'km', 'label' : _('kilometers') },
+ 3 : { 'key' : 'mi', 'label' : _('miles') },
+ 4 : { 'key' : 'ft', 'label' : _('feet') } }
+
+ self._units['area'] = { 0 : { 'key' : 'mu', 'label' : _('sq map units') },
+ 1 : { 'key' : 'me', 'label' : _('sq meters') },
+ 2 : { 'key' : 'km', 'label' : _('sq kilometers') },
+ 3 : { 'key' : 'ar', 'label' : _('acres') },
+ 4 : { 'key' : 'ht', 'label' : _('hectares') } }
+
+ def GetUnitsList(self, type):
+ """!Get list of units (their labels)
+
+ @param type units type ('length' or 'area')
+
+ @return list of units labels
+ """
+ result = list()
+ try:
+ keys = self._units[type].keys()
+ keys.sort()
+ for idx in keys:
+ result.append(self._units[type][idx]['label'])
+ except KeyError:
+ pass
+
+ return result
+
+ def GetUnitsKey(self, type, index):
+ """!Get units key based on index
+
+ @param type units type ('length' or 'area')
+ @param index units index
+ """
+ return self._units[type][index]['key']
+
+ def GetUnitsIndex(self, type, key):
+ """!Get units index based on key
+
+ @param type units type ('length' or 'area')
+ @param key units key, e.g. 'me' for meters
+
+ @return index
+ """
+ for k, u in self._units[type].iteritems():
+ if u['key'] == key:
+ return k
+ return 0
+
+Units = BaseUnits()
+
+def ConvertValue(value, type, units):
+ """!Convert value from map units to given units
+
+ Inspired by vector/v.to.db/units.c
+
+ @param value value to be converted
+ @param type units type ('length', 'area')
+ @param unit destination units
+ """
+ # get map units
+ # TODO
+
+ f = 1
+ if type == 'length':
+ if units == 'me':
+ f = 1.0
+ elif units == 'km':
+ f = 1.0e-3
+ elif units == 'mi':
+ f = 6.21371192237334e-4
+ elif units == 'ft':
+ f = 3.28083989501312
+ else: # -> area
+ if units == 'me':
+ f = 1.0
+ elif units == 'km':
+ f = 1.0e-6
+ elif units == 'mi':
+ f = 3.86102158542446e-7
+ elif units == 'ft':
+ f = 10.7639104167097
+ elif units == 'ar':
+ f = 2.47105381467165e-4
+ elif units == 'ht':
+ f = 1.0e-4
+
+ return f * value
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