svn commit: r16 - trunk/mapbender/http/extensions

uli at osgeo.org uli at osgeo.org
Thu Apr 13 15:42:35 EDT 2006


Author: uli
Date: 2006-04-13 19:42:35+0000
New Revision: 16

Added:
   trunk/mapbender/http/extensions/ext_featureInfoTunnel.php
   trunk/mapbender/http/extensions/ext_weldMaps.php
   trunk/mapbender/http/extensions/geom2wfst.php
   trunk/mapbender/http/extensions/markResult.php
   trunk/mapbender/http/extensions/security_proxy.php
   trunk/mapbender/http/extensions/wz_jsgraphics.js

Log:
import Mapbender source without history

Added: trunk/mapbender/http/extensions/ext_featureInfoTunnel.php
Url: https://mapbender.osgeo.org/source/browse/mapbender/trunk/mapbender/http/extensions/ext_featureInfoTunnel.php?view=auto&rev=16
==============================================================================
--- (empty file)
+++ trunk/mapbender/http/extensions/ext_featureInfoTunnel.php	2006-04-13 19:42:35+0000
@@ -0,0 +1,10 @@
+<?php
+require_once("../classes/class_stripRequest.php");
+require_once("../classes/class_connector.php");
+import_request_variables("PG");
+session_start();
+$mr = new stripRequest(urldecode($_REQUEST["url"]));
+$nmr = $mr->encodeGET();
+$x = new connector($nmr);
+echo $x->file;
+?>
\ No newline at end of file

Added: trunk/mapbender/http/extensions/ext_weldMaps.php
Url: https://mapbender.osgeo.org/source/browse/mapbender/trunk/mapbender/http/extensions/ext_weldMaps.php?view=auto&rev=16
==============================================================================
--- (empty file)
+++ trunk/mapbender/http/extensions/ext_weldMaps.php	2006-04-13 19:42:35+0000
@@ -0,0 +1,100 @@
+<?php
+/*
+* extension weldMaps
+* expects an array $_SESSION["mb_print_urls"] containing the mapRequests  
+* expects $_SESSION["mb_print_resolution"]
+* **/
+
+class weldMaps{
+	var $map_width;
+	var $map_height;
+   var $integrateURL;
+   var $matching;
+   var $pattern;
+   var $replacement;
+
+	function weldMaps($map_urls, $factor){
+      #{ file | false }
+
+      #$debug_file = "/data/mapbender2/log/print.log";
+      $debug_file = false;
+      
+      settype($factor, "integer");     
+      
+      if($debug_file){
+         $debug = fopen($debug_file,"a") ;
+         fputs($debug, str_repeat("-",50) . chr(13). chr(10). date("d.m.y, H:i:s") . " Open debug-file: " . chr(13). chr(10));
+         for($i=0; $i<count($map_urls); $i++){
+            fputs($debug, $i . " " . $map_urls[$i] . chr(13). chr(10));
+            //print_r($map_urls);
+         }
+         fclose($debug);
+      }
+
+      if(!isset($factor)){
+         $factor = 1;
+      }
+      include("../../conf/print.conf");
+      $this->integrateURL = $integrateURL;
+      $this->matching = $matching;
+      $this->pattern = $pattern;
+      $this->replacement = $replacement;
+		if(preg_match("/width=(\d*)/i", $map_urls[0], $matches)){
+			$this->map_width = round(intval($matches[1]) * intval($factor) * floatval($deformation));
+		}
+		if(preg_match("/height=(\d*)/i", $map_urls[0], $matches)){
+			$this->map_height = round(intval($matches[1]) * intval($factor) * floatval($deformation));
+		}
+		for($i=0; $i<count($map_urls); $i++){         
+      	$my_urls[$i] = $this->changeResolution($map_urls[$i], $factor);
+         if($debug_file){
+            $debug = fopen($debug_file,"a") ;
+            fputs($debug, "transformated: " . chr(13). chr(10));         
+            fputs($debug, $i . " ". $my_urls[$i] . chr(13). chr(10));
+            fclose($debug);
+         }
+		}  
+		$image = imagecreate($this->map_width, $this->map_height);
+		$white = ImageColorAllocate($image,255,255,255); 
+		ImageFilledRectangle($image,0,0,$this->map_width,$this->map_height,$white); 
+
+		for($i = 0; $i<count($my_urls); $i++){
+    		$im = $this->loadpng($my_urls[$i]);
+	      	imagecopy($image, $im, 0, 0, 0, 0, $this->map_width, $this->map_height); 
+		}
+		ImagePNG($image);
+		ImageDestroy($image);
+	}
+	function loadpng ($imgname) {
+   $im = @ImageCreateFromPNG ($imgname);
+   if (!$im) {                           
+      $im = ImageCreate ($this->map_width, $this->map_height); 
+      $bgc = ImageColorAllocate ($im, 255, 255, 255);
+      $tc  = ImageColorAllocate ($im, 0, 0, 0);
+      ImageFilledRectangle ($im, 0, 0, $map_width, $map_height, $bgc); 
+      ImageString($im, 1, 5, 5, "Fehler beim Öffnen von: ", $tc);
+      $chunk = chunk_split(urldecode($imgname), 60, "###");
+      $array_chunk = explode("###", $chunk);
+      for($i=0; $i<count($array_chunk); $i++){
+         ImageString($im, 1, 5, 20+($i*10), $array_chunk[$i] , $tc);
+      } 
+   }
+   if($this->integrateURL == true){
+      $tc  = ImageColorAllocate ($im, 0, 0, 0);
+      ImageString($im, 1, 5, 5, $imgname, $tc);
+   }
+  	return $im;
+	} 
+	function changeResolution($map_url,$factor){
+		$newResolution = preg_replace("/width=\d*/i", "WIDTH=" . $this->map_width, $map_url);
+		$newResolution = preg_replace("/height=\d*/i", "HEIGHT=" . $this->map_height, $newResolution);
+      if($this->matching == true && $factor > 1){
+         $newResolution = preg_replace($this->pattern, $this->replacement, $newResolution);
+      }
+		return $newResolution;
+	}	
+}
+session_start();
+$map_urls = explode("###",$_SESSION["mb_print_url"]);
+$output = new weldMaps($map_urls, $_SESSION["mb_print_resolution"]);
+?>
\ No newline at end of file

Added: trunk/mapbender/http/extensions/geom2wfst.php
Url: https://mapbender.osgeo.org/source/browse/mapbender/trunk/mapbender/http/extensions/geom2wfst.php?view=auto&rev=16
==============================================================================
--- (empty file)
+++ trunk/mapbender/http/extensions/geom2wfst.php	2006-04-13 19:42:35+0000
@@ -0,0 +1,62 @@
+<html>
+<head>
+<?php
+require_once("../../conf/mapbender.conf");
+echo '<meta http-equiv="Content-Type" content="text/html; charset='.CHARSET.'">';	
+?>
+<title>Test WFS-T operated by CCGIS</title>
+</head>
+<?php
+/*
+* 
+*/
+
+//echo $_REQUEST['url']."<br>";
+//echo stripslashes($_REQUEST['filter'])."<br>";
+//die;
+#$my = explode(" ",urldecode($_REQUEST["text"]));
+$host = "wms1.ccgis.de";
+$method = "POST";
+#$path = "/geoserver-1.3-beta4/wfs/Transaction?SERVICE=WFS&VERSION=1.0.0&TYPENAME=topp:mapbender_user&REQUEST=Transaction";
+#$path = "/geoserver/wfs/Transaction?SERVICE=WFS&VERSION=1.0.0";
+$path = "/geoserver/wfs/Transaction?";
+
+#$host = $_REQUEST["url"];
+$data = stripslashes($_REQUEST["filter"]);
+#echo $host.$data; die;
+$method = "POST";
+
+$out = sendToHost($host,$method,html_entity_decode($path),$data);
+echo $out;
+#echo "<br>".htmlspecialchars($out);
+function sendToHost($host,$method,$path,$data)
+{
+#echo $host."<br>".$method."<br>".$path."<br>".htmlspecialchars($data)."<br>";		
+	$buf = '';
+    if (empty($method)) {
+        $method = 'POST';
+    }
+    $method = strtoupper($method);
+    $fp = fsockopen($host, 80);
+    if ($method == 'GET') {
+        $path .= '?' . $data;
+    }
+    fputs($fp, "$method $path HTTP/1.1\r\n");
+    fputs($fp, "Host: $host\r\n");
+    fputs($fp,"Content-type: application/x-www-form-urlencoded\r\n");
+    fputs($fp, "Content-length: " . strlen($data) . "\r\n");
+    fputs($fp, "Connection: close\r\n\r\n");
+    if ($method == 'POST') {
+        fputs($fp, $data);
+    }
+
+    while (!feof($fp)) {
+        $buf .= fgets($fp,4096);
+    }
+    fclose($fp);
+    return $buf;
+}
+?>
+<body>
+</body>
+</html>
\ No newline at end of file

Added: trunk/mapbender/http/extensions/markResult.php
Url: https://mapbender.osgeo.org/source/browse/mapbender/trunk/mapbender/http/extensions/markResult.php?view=auto&rev=16
==============================================================================
--- (empty file)
+++ trunk/mapbender/http/extensions/markResult.php	2006-04-13 19:42:35+0000
@@ -0,0 +1,44 @@
+<?PHP
+/*
+* following parameters are required:
+* $width, $height ->  dimensions of the image
+* $color -> Color of the polygon/line, commasaparated RGB-values
+*
+*/
+import_request_variables("PG");
+$tmpx = array();
+$tmpy = array();
+$x = array();
+$y = array();
+$tmpx = explode(":", $_REQUEST["x"]);
+$tmpy = explode(":", $_REQUEST["y"]);
+for($i=0; $i<count($tmpx); $i++){
+	$x[$i] = array();
+	$y[$i] = array();
+	$x[$i] = explode(",",$tmpx[$i]);
+	$y[$i] = explode(",",$tmpy[$i]);	
+}
+
+if(!$_REQUEST["color"]){ $color = "255,0,0"; }
+$myCol = split(",", $color);
+
+$image = imagecreate($width,$height);
+
+$transparent = ImageColorAllocate($image,155,155,155); 
+ImageFilledRectangle($image,0,0,$width,$height,$transparent); 
+ImageColorTransparent ($image , $transparent);
+
+  
+$red = imagecolorallocate($image,$myCol[0],$myCol[1],$myCol[2]); 
+for($j=0; $j<count($x); $j++){
+	for($i=0; $i < (count($x[$j])-1); $i++){
+		imageline($image,$x[$j][$i],$y[$j][$i],$x[$j][$i+1],$y[$j][$i+1],$red);
+		imageline($image,$x[$j][$i]+1,$y[$j][$i],$x[$j][$i+1]+1,$y[$j][$i+1],$red);
+		imageline($image,$x[$j][$i]-1,$y[$j][$i],$x[$j][$i+1]-1,$y[$j][$i+1],$red);
+		imageline($image,$x[$j][$i],$y[$j][$i]+1,$x[$j][$i+1],$y[$j][$i+1]+1,$red);
+		imageline($image,$x[$j][$i],$y[$j][$i]-1,$x[$j][$i+1],$y[$j][$i+1]-1,$red);	
+	} 
+}
+header("Content-Type: image/png"); 
+imagepng($image); 
+?>

Added: trunk/mapbender/http/extensions/security_proxy.php
Url: https://mapbender.osgeo.org/source/browse/mapbender/trunk/mapbender/http/extensions/security_proxy.php?view=auto&rev=16
==============================================================================
--- (empty file)
+++ trunk/mapbender/http/extensions/security_proxy.php	2006-04-13 19:42:35+0000
@@ -0,0 +1,103 @@
+<?php
+ob_start();
+session_start();
+
+require_once("../classes/class_stripRequest.php");
+require_once("../classes/class_mb_exception.php");
+include("../../conf/mapbender.conf");
+
+$mr = urldecode($_REQUEST["mb_ows_security_proxy"]);
+$perm = false;
+
+$r = new stripRequest($mr);
+$width = $r->get("width");
+$height = $r->get("height");
+$format = $r->get("format");
+$request = $r->get("request");
+
+# strRequest und überprüfen ob getMap, getfeat
+
+
+function validatePermission($gui, $mr){
+	global $DBSERVER,$OWNER,$PW;
+	$con = db_connect($DBSERVER,$OWNER,$PW);
+	db_select_db(DB,$con);
+	$column = "wms_getmap"; # flexible
+	$xperm = false;
+	$sql = "SELECT ".$column." FROM gui_wms INNER JOIN wms ON gui_wms.fkey_wms_id = wms.wms_id ";
+	$sql .= " WHERE gui_wms.fkey_gui_id = '".$gui."'";
+	$res = db_query($sql);
+	$cnt = 0;
+	while(db_fetch_row($res)){
+		$prefix = "http://wms1.ccgis.de/mapbender22/extensions/security_proxy.php?mb_ows_security_proxy=";
+		if(strpos($mr,str_replace($prefix,"",mysql_result($res,$cnt,0))) === 0){
+			$xperm = true;	
+		}
+		$cnt++;
+	}
+	
+	return $xperm;
+}
+
+if(isset($_SESSION["mb_user_id"]) && isset($_SESSION["mb_user_ip"]) && $_SESSION['mb_user_ip'] == $_SERVER['REMOTE_ADDR']){
+	$perm = validatePermission($_SESSION["mb_user_gui"], $mr);
+}
+# HEADER:
+ob_clean();
+if(strtolower($format) == 'image/png' || strtolower($format) == 'png'){
+	header ("Content-type: image/png");
+}
+if(strtolower($format) == 'image/jpeg' || strtolower($format) == 'jpeg'){
+	header ("Content-type: image/jpeg");
+}
+if(strtolower($format) == 'image/gif' || strtolower($format) == 'gif'){
+	header ("Content-type: image/gif");
+}
+# OUTPUT:
+
+if($perm == true){
+	$mr = str_replace("localhost","192.168.0.101",$mr);
+#    $mr = str_replace(",Grenze,Bundeslaender,Staedte,Postleitzahlbereiche,Bahnlinien,Fluesse,Strassen,Staedtepunkte,Staedtenamen","",$mr);
+#    $mr = str_replace("mapserv","mapserv46",$mr);
+	$im = imagecreate($width, $height);
+	$white = ImageColorAllocate($im,255,255,255);
+    $red =  ImageColorAllocate($im,255,0,0);
+	ImageFilledRectangle($im,0,0,$width,$height,$white);
+    if(strtolower($format) == 'image/png' || strtolower($format) == 'png'){
+		$i = @ImageCreateFromPNG($mr);
+	}
+	if(strtolower($format) == 'image/jpeg' || strtolower($format) == 'jpeg'){
+		$i = @ImageCreateFromJPEG($mr);
+	}
+	if(strtolower($format) == 'image/gif' || strtolower($format) == 'gif'){
+		$i = @ImageCreateFromGIF($mr);
+	}
+    
+    if($i){    
+	    imagecopy($im, $i, 0, 0, 0, 0, $width, $height);
+    }
+    else{
+    	$e = new mb_exception("error while loading imgage: ".$mr);
+    	$text_color = ImageColorAllocate ($im, 233, 14, 91);
+		ImageString ($im, 1, 5, 5, "error loading image.", $text_color);
+    }
+    imagepng($im);
+#    readfile($mr);
+}
+else{
+	$im = @ImageCreate ($width, $height);
+	$background_color = ImageColorAllocate ($im, 255, 255, 255);
+	imagecolortransparent($im, $background_color);
+	$text_color = ImageColorAllocate ($im, 233, 14, 91);
+	ImageString ($im, 1, 5, 5, "Permission denied.", $text_color);
+	if(strtolower($format) == 'image/png' || strtolower($format) == 'png'){
+		ImagePNG ($im);
+	}
+	if(strtolower($format) == 'image/jpeg' || strtolower($format) == 'jpeg'){
+		Imagejpeg ($im);
+	}
+	if(strtolower($format) == 'image/gif' || strtolower($format) == 'gif'){
+		ImageGIF ($im);
+	}
+}
+?>
\ No newline at end of file

Added: trunk/mapbender/http/extensions/wz_jsgraphics.js
Url: https://mapbender.osgeo.org/source/browse/mapbender/trunk/mapbender/http/extensions/wz_jsgraphics.js?view=auto&rev=16
==============================================================================
--- (empty file)
+++ trunk/mapbender/http/extensions/wz_jsgraphics.js	2006-04-13 19:42:35+0000
@@ -0,0 +1,932 @@
+/* This notice must be untouched at all times.
+
+wz_jsgraphics.js    v. 2.3
+The latest version is available at
+http://www.walterzorn.com
+or http://www.devira.com
+or http://www.walterzorn.de
+
+Copyright (c) 2002-2004 Walter Zorn. All rights reserved.
+Created 3. 11. 2002 by Walter Zorn (Web: http://www.walterzorn.com )
+Last modified: 29. 9. 2004
+
+Performance optimizations for Internet Explorer
+by Thomas Frank and John Holdsworth.
+fillPolygon method implemented by Matthieu Haller.
+
+High Performance JavaScript Graphics Library.
+Provides methods
+- to draw lines, rectangles, ellipses, polygons
+  with specifiable line thickness,
+- to fill rectangles and ellipses
+- to draw text.
+NOTE: Operations, functions and branching have rather been optimized
+to efficiency and speed than to shortness of source code.
+
+LICENSE: LGPL
+
+This library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Lesser General Public
+License (LGPL) as published by the Free Software Foundation; either
+version 2.1 of the License, or (at your option) any later version.
+
+This library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+Lesser General Public License for more details.
+
+You should have received a copy of the GNU Lesser General Public
+License along with this library; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA,
+or see http://www.gnu.org/copyleft/lesser.html
+*/
+
+
+var jg_ihtm, jg_ie, jg_fast, jg_dom, jg_moz,
+jg_n4 = (document.layers && typeof document.classes != "undefined");
+
+
+function chkDHTM(x, i)
+{
+        x = document.body || null;
+        jg_ie = x && typeof x.insertAdjacentHTML != "undefined";
+        jg_dom = (x && !jg_ie &&
+                typeof x.appendChild != "undefined" &&
+                typeof document.createRange != "undefined" &&
+                typeof (i = document.createRange()).setStartBefore != "undefined" &&
+                typeof i.createContextualFragment != "undefined");
+        jg_ihtm = !jg_ie && !jg_dom && x && typeof x.innerHTML != "undefined";
+        jg_fast = jg_ie && document.all && !window.opera;
+        jg_moz = jg_dom && typeof x.style.MozOpacity != "undefined";
+}
+
+
+function pntDoc()
+{
+        this.wnd.document.write(jg_fast? this.htmRpc() : this.htm);
+        this.htm = '';
+}
+
+
+function pntCnvDom()
+{
+        var x = document.createRange();
+        x.setStartBefore(this.cnv);
+        x = x.createContextualFragment(jg_fast? this.htmRpc() : this.htm);
+        this.cnv.appendChild(x);
+        this.htm = '';
+}
+
+
+function pntCnvIe()
+{
+        this.cnv.insertAdjacentHTML("BeforeEnd", jg_fast? this.htmRpc() : this.htm);
+        this.htm = '';
+}
+
+
+function pntCnvIhtm()
+{
+        this.cnv.innerHTML += this.htm;
+        this.htm = '';
+}
+
+
+function pntCnv()
+{
+        this.htm = '';
+}
+
+
+function mkDiv(x, y, w, h)
+{
+        this.htm += '<div style="position:absolute;'+
+                'left:' + x + 'px;'+
+                'top:' + y + 'px;'+
+                'width:' + w + 'px;'+
+                'height:' + h + 'px;';
+        if (ie) {
+        		this.htm += '-opacity:' + cw_opacity + ';' + 
+                '-khtml-opacity:' + cw_opacity + ';'+
+                'filter: alpha(opacity=' + (cw_opacity * 100) + ');';
+        }
+        this.htm += '-moz-opacity:' + cw_opacity + ';'+
+                'clip:rect(0,'+w+'px,'+h+'px,0);'+
+                'background-color:' + this.color +
+                (!jg_moz? ';overflow:hidden' : '')+
+                ';"><\/div>';
+}
+
+
+function mkDivIe(x, y, w, h)
+{
+        this.htm += '%%'+this.color+';'+x+';'+y+';'+w+';'+h+';';
+}
+
+
+function mkDivPrt(x, y, w, h)
+{
+        this.htm += '<div style="position:absolute;'+
+                'border-left:' + w + 'px solid ' + this.color + ';'+
+                'left:' + x + 'px;'+
+                'top:' + y + 'px;'+
+                'width:0px;'+
+                'height:' + h + 'px;'+
+                'clip:rect(0,'+w+'px,'+h+'px,0);'+
+                'background-color:' + this.color +
+                (!jg_moz? ';overflow:hidden' : '')+
+                ';"><\/div>';
+}
+
+
+function mkLyr(x, y, w, h)
+{
+        this.htm += '<layer '+
+                'left="' + x + '" '+
+                'top="' + y + '" '+
+                'width="' + w + '" '+
+                'height="' + h + '" '+
+                'bgcolor="' + this.color + '"><\/layer>\n';
+}
+
+
+var regex =  /%%([^;]+);([^;]+);([^;]+);([^;]+);([^;]+);/g;
+function htmRpc()
+{
+        return this.htm.replace(
+                regex,
+                '<div style="overflow:hidden;position:absolute;background-color:'+
+                '$1;left:$2;top:$3;width:$4;height:$5"></div>\n');
+}
+
+
+function htmPrtRpc()
+{
+        return this.htm.replace(
+                regex,
+                '<div style="overflow:hidden;position:absolute;background-color:'+
+                '$1;left:$2;top:$3;width:$4;height:$5;border-left:$4px solid $1"></div>\n');
+}
+
+
+function mkLin(x1, y1, x2, y2)
+{
+        if (x1 > x2)
+        {
+                var _x2 = x2;
+                var _y2 = y2;
+                x2 = x1;
+                y2 = y1;
+                x1 = _x2;
+                y1 = _y2;
+        }
+        var dx = x2-x1, dy = Math.abs(y2-y1),
+        x = x1, y = y1,
+        yIncr = (y1 > y2)? -1 : 1;
+
+        if (dx >= dy)
+        {
+                var pr = dy<<1,
+                pru = pr - (dx<<1),
+                p = pr-dx,
+                ox = x;
+                while ((dx--) > 0)
+                {
+                        ++x;
+                        if (p > 0)
+                        {
+                                this.mkDiv(ox, y, x-ox, 1);
+                                y += yIncr;
+                                p += pru;
+                                ox = x;
+                        }
+                        else p += pr;
+                }
+                this.mkDiv(ox, y, x2-ox+1, 1);
+        }
+
+        else
+        {
+                var pr = dx<<1,
+                pru = pr - (dy<<1),
+                p = pr-dy,
+                oy = y;
+                if (y2 <= y1)
+                {
+                        while ((dy--) > 0)
+                        {
+                                if (p > 0)
+                                {
+                                        this.mkDiv(x++, y, 1, oy-y+1);
+                                        y += yIncr;
+                                        p += pru;
+                                        oy = y;
+                                }
+                                else
+                                {
+                                        y += yIncr;
+                                        p += pr;
+                                }
+                        }
+                        this.mkDiv(x2, y2, 1, oy-y2+1);
+                }
+                else
+                {
+                        while ((dy--) > 0)
+                        {
+                                y += yIncr;
+                                if (p > 0)
+                                {
+                                        this.mkDiv(x++, oy, 1, y-oy);
+                                        p += pru;
+                                        oy = y;
+                                }
+                                else p += pr;
+                        }
+                        this.mkDiv(x2, oy, 1, y2-oy+1);
+                }
+        }
+}
+
+
+function mkLin2D(x1, y1, x2, y2)
+{
+        if (x1 > x2)
+        {
+                var _x2 = x2;
+                var _y2 = y2;
+                x2 = x1;
+                y2 = y1;
+                x1 = _x2;
+                y1 = _y2;
+        }
+        var dx = x2-x1, dy = Math.abs(y2-y1),
+        x = x1, y = y1,
+        yIncr = (y1 > y2)? -1 : 1;
+
+        var s = this.stroke;
+        if (dx >= dy)
+        {
+                if (s-3 > 0)
+                {
+                        var _s = (s*dx*Math.sqrt(1+dy*dy/(dx*dx))-dx-(s>>1)*dy) / dx;
+                        _s = (!(s-4)? Math.ceil(_s) : Math.round(_s)) + 1;
+                }
+                else var _s = s;
+                var ad = Math.ceil(s/2);
+
+                var pr = dy<<1,
+                pru = pr - (dx<<1),
+                p = pr-dx,
+                ox = x;
+                while ((dx--) > 0)
+                {
+                        ++x;
+                        if (p > 0)
+                        {
+                                this.mkDiv(ox, y, x-ox+ad, _s);
+                                y += yIncr;
+                                p += pru;
+                                ox = x;
+                        }
+                        else p += pr;
+                }
+                this.mkDiv(ox, y, x2-ox+ad+1, _s);
+        }
+
+        else
+        {
+                if (s-3 > 0)
+                {
+                        var _s = (s*dy*Math.sqrt(1+dx*dx/(dy*dy))-(s>>1)*dx-dy) / dy;
+                        _s = (!(s-4)? Math.ceil(_s) : Math.round(_s)) + 1;
+                }
+                else var _s = s;
+                var ad = Math.round(s/2);
+
+                var pr = dx<<1,
+                pru = pr - (dy<<1),
+                p = pr-dy,
+                oy = y;
+                if (y2 <= y1)
+                {
+                        ++ad;
+                        while ((dy--) > 0)
+                        {
+                                if (p > 0)
+                                {
+                                        this.mkDiv(x++, y, _s, oy-y+ad);
+                                        y += yIncr;
+                                        p += pru;
+                                        oy = y;
+                                }
+                                else
+                                {
+                                        y += yIncr;
+                                        p += pr;
+                                }
+                        }
+                        this.mkDiv(x2, y2, _s, oy-y2+ad);
+                }
+                else
+                {
+                        while ((dy--) > 0)
+                        {
+                                y += yIncr;
+                                if (p > 0)
+                                {
+                                        this.mkDiv(x++, oy, _s, y-oy+ad);
+                                        p += pru;
+                                        oy = y;
+                                }
+                                else p += pr;
+                        }
+                        this.mkDiv(x2, oy, _s, y2-oy+ad+1);
+                }
+        }
+}
+
+
+function mkLinDott(x1, y1, x2, y2)
+{
+        if (x1 > x2)
+        {
+                var _x2 = x2;
+                var _y2 = y2;
+                x2 = x1;
+                y2 = y1;
+                x1 = _x2;
+                y1 = _y2;
+        }
+        var dx = x2-x1, dy = Math.abs(y2-y1),
+        x = x1, y = y1,
+        yIncr = (y1 > y2)? -1 : 1,
+        drw = true;
+        if (dx >= dy)
+        {
+                var pr = dy<<1,
+                pru = pr - (dx<<1),
+                p = pr-dx;
+                while ((dx--) > 0)
+                {
+                        if (drw) this.mkDiv(x, y, 1, 1);
+                        drw = !drw;
+                        if (p > 0)
+                        {
+                                y += yIncr;
+                                p += pru;
+                        }
+                        else p += pr;
+                        ++x;
+                }
+                if (drw) this.mkDiv(x, y, 1, 1);
+        }
+
+        else
+        {
+                var pr = dx<<1,
+                pru = pr - (dy<<1),
+                p = pr-dy;
+                while ((dy--) > 0)
+                {
+                        if (drw) this.mkDiv(x, y, 1, 1);
+                        drw = !drw;
+                        y += yIncr;
+                        if (p > 0)
+                        {
+                                ++x;
+                                p += pru;
+                        }
+                        else p += pr;
+                }
+                if (drw) this.mkDiv(x, y, 1, 1);
+        }
+}
+
+
+function mkOv(left, top, width, height)
+{
+        var a = width>>1, b = height>>1,
+        wod = width&1, hod = (height&1)+1,
+        cx = left+a, cy = top+b,
+        x = 0, y = b,
+        ox = 0, oy = b,
+        aa = (a*a)<<1, bb = (b*b)<<1,
+        st = (aa>>1)*(1-(b<<1)) + bb,
+        tt = (bb>>1) - aa*((b<<1)-1),
+        w, h;
+        while (y > 0)
+        {
+                if (st < 0)
+                {
+                        st += bb*((x<<1)+3);
+                        tt += (bb<<1)*(++x);
+                }
+                else if (tt < 0)
+                {
+                        st += bb*((x<<1)+3) - (aa<<1)*(y-1);
+                        tt += (bb<<1)*(++x) - aa*(((y--)<<1)-3);
+                        w = x-ox;
+                        h = oy-y;
+                        if (w&2 && h&2)
+                        {
+                                this.mkOvQds(cx, cy, -x+2, ox+wod, -oy, oy-1+hod, 1, 1);
+                                this.mkOvQds(cx, cy, -x+1, x-1+wod, -y-1, y+hod, 1, 1);
+                        }
+                        else this.mkOvQds(cx, cy, -x+1, ox+wod, -oy, oy-h+hod, w, h);
+                        ox = x;
+                        oy = y;
+                }
+                else
+                {
+                        tt -= aa*((y<<1)-3);
+                        st -= (aa<<1)*(--y);
+                }
+        }
+        this.mkDiv(cx-a, cy-oy, a-ox+1, (oy<<1)+hod);
+        this.mkDiv(cx+ox+wod, cy-oy, a-ox+1, (oy<<1)+hod);
+}
+
+
+function mkOv2D(left, top, width, height)
+{
+        var s = this.stroke;
+        width += s-1;
+        height += s-1;
+        var a = width>>1, b = height>>1,
+        wod = width&1, hod = (height&1)+1,
+        cx = left+a, cy = top+b,
+        x = 0, y = b,
+        aa = (a*a)<<1, bb = (b*b)<<1,
+        st = (aa>>1)*(1-(b<<1)) + bb,
+        tt = (bb>>1) - aa*((b<<1)-1);
+
+        if (s-4 < 0 && (!(s-2) || width-51 > 0 && height-51 > 0))
+        {
+                var ox = 0, oy = b,
+                w, h,
+                pxl, pxr, pxt, pxb, pxw;
+                while (y > 0)
+                {
+                        if (st < 0)
+                        {
+                                st += bb*((x<<1)+3);
+                                tt += (bb<<1)*(++x);
+                        }
+                        else if (tt < 0)
+                        {
+                                st += bb*((x<<1)+3) - (aa<<1)*(y-1);
+                                tt += (bb<<1)*(++x) - aa*(((y--)<<1)-3);
+                                w = x-ox;
+                                h = oy-y;
+
+                                if (w-1)
+                                {
+                                        pxw = w+1+(s&1);
+                                        h = s;
+                                }
+                                else if (h-1)
+                                {
+                                        pxw = s;
+                                        h += 1+(s&1);
+                                }
+                                else pxw = h = s;
+                                this.mkOvQds(cx, cy, -x+1, ox-pxw+w+wod, -oy, -h+oy+hod, pxw, h);
+                                ox = x;
+                                oy = y;
+                        }
+                        else
+                        {
+                                tt -= aa*((y<<1)-3);
+                                st -= (aa<<1)*(--y);
+                        }
+                }
+                this.mkDiv(cx-a, cy-oy, s, (oy<<1)+hod);
+                this.mkDiv(cx+a+wod-s+1, cy-oy, s, (oy<<1)+hod);
+        }
+
+        else
+        {
+                var _a = (width-((s-1)<<1))>>1,
+                _b = (height-((s-1)<<1))>>1,
+                _x = 0, _y = _b,
+                _aa = (_a*_a)<<1, _bb = (_b*_b)<<1,
+                _st = (_aa>>1)*(1-(_b<<1)) + _bb,
+                _tt = (_bb>>1) - _aa*((_b<<1)-1),
+
+                pxl = new Array(),
+                pxt = new Array(),
+                _pxb = new Array();
+                pxl[0] = 0;
+                pxt[0] = b;
+                _pxb[0] = _b-1;
+                while (y > 0)
+                {
+                        if (st < 0)
+                        {
+                                st += bb*((x<<1)+3);
+                                tt += (bb<<1)*(++x);
+                                pxl[pxl.length] = x;
+                                pxt[pxt.length] = y;
+                        }
+                        else if (tt < 0)
+                        {
+                                st += bb*((x<<1)+3) - (aa<<1)*(y-1);
+                                tt += (bb<<1)*(++x) - aa*(((y--)<<1)-3);
+                                pxl[pxl.length] = x;
+                                pxt[pxt.length] = y;
+                        }
+                        else
+                        {
+                                tt -= aa*((y<<1)-3);
+                                st -= (aa<<1)*(--y);
+                        }
+
+                        if (_y > 0)
+                        {
+                                if (_st < 0)
+                                {
+                                        _st += _bb*((_x<<1)+3);
+                                        _tt += (_bb<<1)*(++_x);
+                                        _pxb[_pxb.length] = _y-1;
+                                }
+                                else if (_tt < 0)
+                                {
+                                        _st += _bb*((_x<<1)+3) - (_aa<<1)*(_y-1);
+                                        _tt += (_bb<<1)*(++_x) - _aa*(((_y--)<<1)-3);
+                                        _pxb[_pxb.length] = _y-1;
+                                }
+                                else
+                                {
+                                        _tt -= _aa*((_y<<1)-3);
+                                        _st -= (_aa<<1)*(--_y);
+                                        _pxb[_pxb.length-1]--;
+                                }
+                        }
+                }
+
+                var ox = 0, oy = b,
+                _oy = _pxb[0],
+                l = pxl.length,
+                w, h;
+                for (var i = 0; i < l; i++)
+                {
+                        if (typeof _pxb[i] != "undefined")
+                        {
+                                if (_pxb[i] < _oy || pxt[i] < oy)
+                                {
+                                        x = pxl[i];
+                                        this.mkOvQds(cx, cy, -x+1, ox+wod, -oy, _oy+hod, x-ox, oy-_oy);
+                                        ox = x;
+                                        oy = pxt[i];
+                                        _oy = _pxb[i];
+                                }
+                        }
+                        else
+                        {
+                                x = pxl[i];
+                                this.mkDiv(cx-x+1, cy-oy, 1, (oy<<1)+hod);
+                                this.mkDiv(cx+ox+wod, cy-oy, 1, (oy<<1)+hod);
+                                ox = x;
+                                oy = pxt[i];
+                        }
+                }
+                this.mkDiv(cx-a, cy-oy, 1, (oy<<1)+hod);
+                this.mkDiv(cx+ox+wod, cy-oy, 1, (oy<<1)+hod);
+        }
+}
+
+
+function mkOvDott(left, top, width, height)
+{
+        var a = width>>1, b = height>>1,
+        wod = width&1, hod = height&1,
+        cx = left+a, cy = top+b,
+        x = 0, y = b,
+        aa2 = (a*a)<<1, aa4 = aa2<<1, bb = (b*b)<<1,
+        st = (aa2>>1)*(1-(b<<1)) + bb,
+        tt = (bb>>1) - aa2*((b<<1)-1),
+        drw = true;
+        while (y > 0)
+        {
+                if (st < 0)
+                {
+                        st += bb*((x<<1)+3);
+                        tt += (bb<<1)*(++x);
+                }
+                else if (tt < 0)
+                {
+                        st += bb*((x<<1)+3) - aa4*(y-1);
+                        tt += (bb<<1)*(++x) - aa2*(((y--)<<1)-3);
+                }
+                else
+                {
+                        tt -= aa2*((y<<1)-3);
+                        st -= aa4*(--y);
+                }
+                if (drw) this.mkOvQds(cx, cy, -x, x+wod, -y, y+hod, 1, 1);
+                drw = !drw;
+        }
+}
+
+
+function mkRect(x, y, w, h)
+{
+        var s = this.stroke;
+        this.mkDiv(x, y, w, s);
+        this.mkDiv(x+w, y, s, h);
+        this.mkDiv(x, y+h, w+s, s);
+        this.mkDiv(x, y+s, s, h-s);
+}
+
+
+function mkRectDott(x, y, w, h)
+{
+        this.drawLine(x, y, x+w, y);
+        this.drawLine(x+w, y, x+w, y+h);
+        this.drawLine(x, y+h, x+w, y+h);
+        this.drawLine(x, y, x, y+h);
+}
+
+
+function jsgFont()
+{
+        this.PLAIN = 'font-weight:normal;';
+        this.BOLD = 'font-weight:bold;';
+        this.ITALIC = 'font-style:italic;';
+        this.ITALIC_BOLD = this.ITALIC + this.BOLD;
+        this.BOLD_ITALIC = this.ITALIC_BOLD;
+}
+var Font = new jsgFont();
+
+
+function jsgStroke()
+{
+        this.DOTTED = -1;
+}
+var Stroke = new jsgStroke();
+
+
+function jsGraphics(id, wnd)
+{
+        this.setColor = new Function('arg', 'this.color = arg.toLowerCase();');
+
+        this.setStroke = function(x)
+        {
+                this.stroke = x;
+                if (!(x+1))
+                {
+                        this.drawLine = mkLinDott;
+                        this.mkOv = mkOvDott;
+                        this.drawRect = mkRectDott;
+                }
+                else if (x-1 > 0)
+                {
+                        this.drawLine = mkLin2D;
+                        this.mkOv = mkOv2D;
+                        this.drawRect = mkRect;
+                }
+                else
+                {
+                        this.drawLine = mkLin;
+                        this.mkOv = mkOv;
+                        this.drawRect = mkRect;
+                }
+        };
+
+
+        this.setPrintable = function(arg)
+        {
+                this.printable = arg;
+                if (jg_fast)
+                {
+                        this.mkDiv = mkDivIe;
+                        this.htmRpc = arg? htmPrtRpc : htmRpc;
+                }
+                else this.mkDiv = jg_n4? mkLyr : arg? mkDivPrt : mkDiv;
+        };
+
+
+        this.setFont = function(fam, sz, sty)
+        {
+                this.ftFam = fam;
+                this.ftSz = sz;
+                this.ftSty = sty || Font.PLAIN;
+        };
+
+
+        this.drawPolyline = this.drawPolyLine = function(x, y, s)
+        {
+                for (var i=0 ; i<x.length-1 ; i++ )
+                        this.drawLine(x[i], y[i], x[i+1], y[i+1]);
+        };
+
+
+        this.fillRect = function(x, y, w, h)
+        {
+                this.mkDiv(x, y, w, h);
+        };
+
+
+        this.drawPolygon = function(x, y)
+        {
+                this.drawPolyline(x, y);
+                this.drawLine(x[x.length-1], y[x.length-1], x[0], y[0]);
+        };
+
+
+        this.drawEllipse = this.drawOval = function(x, y, w, h)
+        {
+                this.mkOv(x, y, w, h);
+        };
+
+
+        this.fillEllipse = this.fillOval = function(left, top, w, h)
+        {
+                var a = (w -= 1)>>1, b = (h -= 1)>>1,
+                wod = (w&1)+1, hod = (h&1)+1,
+                cx = left+a, cy = top+b,
+                x = 0, y = b,
+                ox = 0, oy = b,
+                aa2 = (a*a)<<1, aa4 = aa2<<1, bb = (b*b)<<1,
+                st = (aa2>>1)*(1-(b<<1)) + bb,
+                tt = (bb>>1) - aa2*((b<<1)-1),
+                pxl, dw, dh;
+                if (w+1) while (y > 0)
+                {
+                        if (st < 0)
+                        {
+                                st += bb*((x<<1)+3);
+                                tt += (bb<<1)*(++x);
+                        }
+                        else if (tt < 0)
+                        {
+                                st += bb*((x<<1)+3) - aa4*(y-1);
+                                pxl = cx-x;
+                                dw = (x<<1)+wod;
+                                tt += (bb<<1)*(++x) - aa2*(((y--)<<1)-3);
+                                dh = oy-y;
+                                this.mkDiv(pxl, cy-oy, dw, dh);
+                                this.mkDiv(pxl, cy+oy-dh+hod, dw, dh);
+                                ox = x;
+                                oy = y;
+                        }
+                        else
+                        {
+                                tt -= aa2*((y<<1)-3);
+                                st -= aa4*(--y);
+                        }
+                }
+                this.mkDiv(cx-a, cy-oy, w+1, (oy<<1)+hod);
+        };
+
+
+
+/* fillPolygon method, implemented by Matthieu Haller.
+This javascript function is an adaptation of the gdImageFilledPolygon for Walter Zorn lib.
+C source of GD 1.8.4 found at http://www.boutell.com/gd/
+
+THANKS to Kirsten Schulz for the polygon fixes!
+
+The intersection finding technique of this code could be improved
+by remembering the previous intertersection, and by using the slope.
+That could help to adjust intersections to produce a nice
+interior_extrema. */
+        this.fillPolygon = function(array_x, array_y)
+        {
+                var i;
+                var y;
+                var miny, maxy;
+                var x1, y1;
+                var x2, y2;
+                var ind1, ind2;
+                var ints;
+
+                var n = array_x.length;
+
+                if (!n) return;
+
+
+                miny = array_y[0];
+                maxy = array_y[0];
+                for (i = 1; i < n; i++)
+                {
+                        if (array_y[i] < miny)
+                                miny = array_y[i];
+
+                        if (array_y[i] > maxy)
+                                maxy = array_y[i];
+                }
+                for (y = miny; y <= maxy; y++)
+                {
+                        var polyInts = new Array();
+                        ints = 0;
+                        for (i = 0; i < n; i++)
+                        {
+                                if (!i)
+                                {
+                                        ind1 = n-1;
+                                        ind2 = 0;
+                                }
+                                else
+                                {
+                                        ind1 = i-1;
+                                        ind2 = i;
+                                }
+                                y1 = array_y[ind1];
+                                y2 = array_y[ind2];
+                                if (y1 < y2)
+                                {
+                                        x1 = array_x[ind1];
+                                        x2 = array_x[ind2];
+                                }
+                                else if (y1 > y2)
+                                {
+                                        y2 = array_y[ind1];
+                                        y1 = array_y[ind2];
+                                        x2 = array_x[ind1];
+                                        x1 = array_x[ind2];
+                                }
+                                else continue;
+
+                                 // modified 11. 2. 2004 Walter Zorn
+                                if ((y >= y1) && (y < y2))
+                                        polyInts[ints++] = Math.round((y-y1) * (x2-x1) / (y2-y1) + x1);
+
+                                else if ((y == maxy) && (y > y1) && (y <= y2))
+                                        polyInts[ints++] = Math.round((y-y1) * (x2-x1) / (y2-y1) + x1);
+                        }
+                        polyInts.sort(integer_compare);
+                        for (i = 0; i < ints; i+=2)
+                                this.mkDiv(polyInts[i], y, polyInts[i+1]-polyInts[i]+1, 1);
+                }
+        };
+
+
+        this.drawString = function(txt, x, y)
+        {
+                this.htm += '<div style="position:absolute;white-space:nowrap;'+
+                        'left:' + x + 'px;'+
+                        'top:' + y + 'px;'+
+                        'font-family:' +  this.ftFam + ';'+
+                        'font-size:' + this.ftSz + ';'+
+                        'color:' + this.color + ';' + this.ftSty + '">'+
+                        txt +
+                        '<\/div>';
+        }
+
+
+        this.drawImage = function(imgSrc, x, y, w, h)
+        {
+                this.htm += '<div style="position:absolute;'+
+                        'left:' + x + 'px;'+
+                        'top:' + y + 'px;'+
+                        'width:' +  w + ';'+
+                        'height:' + h + ';">'+
+                        '<img src="' + imgSrc + '" width="' + w + '" height="' + h + '">'+
+                        '<\/div>';
+        }
+
+
+        this.clear = function()
+        {
+                this.htm = "";
+                if (this.cnv) this.cnv.innerHTML = this.defhtm;
+        };
+
+
+        this.mkOvQds = function(cx, cy, xl, xr, yt, yb, w, h)
+        {
+                this.mkDiv(xr+cx, yt+cy, w, h);
+                this.mkDiv(xr+cx, yb+cy, w, h);
+                this.mkDiv(xl+cx, yb+cy, w, h);
+                this.mkDiv(xl+cx, yt+cy, w, h);
+        };
+
+        this.setStroke(1);
+        this.setFont('verdana,geneva,helvetica,sans-serif', String.fromCharCode(0x31, 0x32, 0x70, 0x78), Font.PLAIN);
+        this.color = '#000000';
+        this.htm = '';
+        this.wnd = wnd || window;
+
+        if (!(jg_ie || jg_dom || jg_ihtm)) chkDHTM();
+        if (typeof id != 'string' || !id) this.paint = pntDoc;
+        else
+        {
+                this.cnv = document.all? (this.wnd.document.all[id] || null)
+                        : document.getElementById? (this.wnd.document.getElementById(id) || null)
+                        : null;
+                this.defhtm = (this.cnv && this.cnv.innerHTML)? this.cnv.innerHTML : '';
+                this.paint = jg_dom? pntCnvDom : jg_ie? pntCnvIe : jg_ihtm? pntCnvIhtm : pntCnv;
+        }
+
+        this.setPrintable(false);
+}
+
+
+
+function integer_compare(x,y)
+{
+        return (x < y) ? -1 : ((x > y)*1);
+}
+




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