<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:st1="urn:schemas-microsoft-com:office:smarttags" xmlns="http://www.w3.org/TR/REC-html40">
<head>
<meta http-equiv=Content-Type content="text/html; charset=us-ascii">
<meta name=Generator content="Microsoft Word 11 (filtered medium)">
<!--[if !mso]>
<style>
v\:* {behavior:url(#default#VML);}
o\:* {behavior:url(#default#VML);}
w\:* {behavior:url(#default#VML);}
.shape {behavior:url(#default#VML);}
</style>
<![endif]-->
<title>RE: [UMN_MAPSERVER-USERS] Zooming to shapes found by queryByAttributes</title>
<o:SmartTagType namespaceuri="urn:schemas-microsoft-com:office:smarttags"
name="PersonName"/>
<!--[if !mso]>
<style>
st1\:*{behavior:url(#default#ieooui) }
</style>
<![endif]-->
<style>
<!--
/* Font Definitions */
@font-face
{font-family:Tahoma;
panose-1:2 11 6 4 3 5 4 4 2 4;}
/* Style Definitions */
p.MsoNormal, li.MsoNormal, div.MsoNormal
{margin:0cm;
margin-bottom:.0001pt;
font-size:12.0pt;
font-family:"Times New Roman";}
a:link, span.MsoHyperlink
{color:blue;
text-decoration:underline;}
a:visited, span.MsoHyperlinkFollowed
{color:blue;
text-decoration:underline;}
p
{mso-margin-top-alt:auto;
margin-right:0cm;
mso-margin-bottom-alt:auto;
margin-left:0cm;
font-size:12.0pt;
font-family:"Times New Roman";}
span.E-postaStili18
{mso-style-type:personal-reply;
font-family:Arial;
color:navy;}
@page Section1
{size:595.3pt 841.9pt;
margin:70.85pt 70.85pt 70.85pt 70.85pt;}
div.Section1
{page:Section1;}
-->
</style>
</head>
<body lang=TR link=blue vlink=blue>
<div class=Section1>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>Solved it now. I was looking for $map->“zoom..”
but $map->“setextent” was the answer. <o:p></o:p></span></font></p>
<div>
<div class=MsoNormal align=center style='text-align:center'><font size=3
face="Times New Roman"><span style='font-size:12.0pt'>
<hr size=2 width="100%" align=center tabindex=-1>
</span></font></div>
<p class=MsoNormal><b><font size=2 face=Tahoma><span style='font-size:10.0pt;
font-family:Tahoma;font-weight:bold'>From:</span></font></b><font size=2
face=Tahoma><span style='font-size:10.0pt;font-family:Tahoma'>
tesciltu@host.tescilturk.com [mailto:tesciltu@host.tescilturk.com] <b><span
style='font-weight:bold'>On Behalf Of </span></b>Volkan Ulukut<br>
<b><span style='font-weight:bold'>Sent:</span></b> Monday, June 12, 2006 4:40
PM<br>
<b><span style='font-weight:bold'>To:</span></b> MAPSERVER-USERS@LISTS.UMN.EDU<br>
<b><span style='font-weight:bold'>Subject:</span></b> Re: [UMN_MAPSERVER-USERS]
Zooming to shapes found by queryByAttributes</span></font><o:p></o:p></p>
</div>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>Ok here is the code. I don't think it's a wrong order issue
since i’m not changing any values.</span></font><o:p></o:p></p>
<p><b><font size=2 color=teal face="Courier New"><span style='font-size:10.0pt;
font-family:"Courier New";color:teal;font-weight:bold'>$oExtents =
$oMapSession->oMap->extent;</span></font></b><o:p></o:p></p>
<p><b><font size=2 color=teal face="Courier New"><span style='font-size:10.0pt;
font-family:"Courier New";color:teal;font-weight:bold'>$oldExtents = $oExtents;</span></font></b><o:p></o:p></p>
<p><b><font size=2 color=teal face="Courier New"><span style='font-size:10.0pt;
font-family:"Courier New";color:teal;font-weight:bold'>$oLayer =
$oMapSession->oMap->getLayerByName($http_form_vars['sLayer']);</span></font></b><o:p></o:p></p>
<p><b><font size=2 color=teal face="Courier New"><span style='font-size:10.0pt;
font-family:"Courier New";color:teal;font-weight:bold'>$result =
$oLayer->queryByAttributes($http_form_vars['sAttribute'], "/" .
$http_form_vars['sString'] . "/", MS_SINGLE);</span></font></b><o:p></o:p></p>
<p><b><font size=2 color=teal face="Courier New"><span style='font-size:10.0pt;
font-family:"Courier New";color:teal;font-weight:bold'>$oLayer->open();</span></font></b><o:p></o:p></p>
<p><b><font size=2 color=teal face="Courier New"><span style='font-size:10.0pt;
font-family:"Courier New";color:teal;font-weight:bold'>$oRes =
$oLayer->getResult(0);</span></font></b><o:p></o:p></p>
<p><b><font size=2 color=teal face="Courier New"><span style='font-size:10.0pt;
font-family:"Courier New";color:teal;font-weight:bold'>$oShape =
$oLayer->getShape($oRes->tileindex,$oRes->shapeindex);</span></font></b><o:p></o:p></p>
<p><b><font size=2 color=teal face="Courier New"><span style='font-size:10.0pt;
font-family:"Courier New";color:teal;font-weight:bold'>$oExtents = $oShape->bounds;</span></font></b><o:p></o:p></p>
<p><b><font size=2 color=teal face="Courier New"><span style='font-size:10.0pt;
font-family:"Courier New";color:teal;font-weight:bold'>$oShape->free();</span></font></b><o:p></o:p></p>
<p><b><font size=2 color=teal face="Courier New"><span style='font-size:10.0pt;
font-family:"Courier New";color:teal;font-weight:bold'>$width=$oMapSession->oMap->width;</span></font></b><o:p></o:p></p>
<p><b><font size=2 color=teal face="Courier New"><span style='font-size:10.0pt;
font-family:"Courier New";color:teal;font-weight:bold'>$height=$oMapSession->oMap->height;</span></font></b><o:p></o:p></p>
<p><b><font size=2 color=red face="Courier New"><span style='font-size:10.0pt;
font-family:"Courier New";color:red;font-weight:bold'>$oMapSession->oMap->zoomrectangle(
$oExtents,$width,$height,$oldExtents);</span></font></b><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>Ends up with:</span></font><o:p></o:p></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>
<p><b><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New";font-weight:bold'>Fatal error</span></font></b><font size=2
face="Courier New"><span style='font-size:10.0pt;font-family:"Courier New"'>:
[MapServer Error]: msCalculateScale(): Invalid image extent, minx=-31.418490,
miny=75.002064, maxx=-31.418490, maxy=75.002064. </span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>On red line</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>-----Original Message-----<br>
From: tesciltu@host.tescilturk.com [<a
href="mailto:tesciltu@host.tescilturk.com">mailto:tesciltu@host.tescilturk.com</a>]
On Behalf Of Umberto Nicoletti<br>
Sent: Monday, June 12, 2006 4:28 PM<br>
To: Volkan Ulukut; <st1:PersonName w:st="on">MAPSERVER-USERS@lists.umn.edu</st1:PersonName><br>
Subject: Re: [UMN_MAPSERVER-USERS] Zooming to shapes found by queryByAttributes</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>REMEMBER to cc the list.</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>PHP mapscript is ok, it was not afffected. Probably you are not
using</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>the correct order for minx, miny, etc.</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>Umberto</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>On 6/12/06, Volkan Ulukut <<st1:PersonName w:st="on">vulukut@tescilturk.com</st1:PersonName>>
wrote:</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> I'm using mapserver 4.8.3. mapscript was compiled with it.
What was wrong</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> with zoomRectangle?</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>></span></font><o:p> </o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> -----Original Message-----</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> From: tesciltu@host.tescilturk.com [<a
href="mailto:tesciltu@host.tescilturk.com">mailto:tesciltu@host.tescilturk.com</a>]
On</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> Behalf Of Umberto Nicoletti</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> Sent: Monday, June 12, 2006 4:06 PM</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> To: Volkan Ulukut</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> Subject: Re: [UMN_MAPSERVER-USERS] Zooming to shapes found
by</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> queryByAttributes</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>></span></font><o:p> </o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> On 6/12/06, Volkan Ulukut <<st1:PersonName w:st="on">vulukut@tescilturk.com</st1:PersonName>>
wrote:</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> ></span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> > void zoomrectangle(rectObj oPixelExt, int nImageWidth,
int nImageHeight,</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> > rectObj
oGeorefExt)</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> > Parmeters are :</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> > - oPixelExt (rect object) : Pixel Extents,
with (0,0) at the top-left</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>>
> The rectangle
contains the coordinates of the LL and UR</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> > coordinates in pixel.</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> ></span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> > Shape's bounds are georef coordinates. Zoomrectangle
takes pixel extents</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> as</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> > parameter.</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> > When i try to use shape's bounds anyway here's the
result:</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> > Fatal error: [MapServer Error]: msCalculateScale():
Invalid image extent,</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> > minx=-31.418490, miny=75.002064, maxx=-31.418490, maxy=75.002064.</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>></span></font><o:p> </o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> There is a bug in the zoomRectangle code which was fixed
last week in</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> cvs versions of mapserver. What mapscript are you using?</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>></span></font><o:p> </o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> Umberto</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>></span></font><o:p> </o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> > -----Original Message-----</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> > From: tesciltu@host.tescilturk.com [<a
href="mailto:tesciltu@host.tescilturk.com">mailto:tesciltu@host.tescilturk.com</a>]</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> On</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> > Behalf Of Umberto Nicoletti</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> > Sent: Monday, June 12, 2006 3:45 PM</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> > To: Volkan Ulukut</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> > Cc: <st1:PersonName w:st="on">MAPSERVER-USERS@lists.umn.edu</st1:PersonName></span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> > Subject: Re: [UMN_MAPSERVER-USERS] Zooming to shapes
found by</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> > queryByAttributes</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> ></span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> > Try to zoomRectangle using the shape's bounds.</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> ></span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> > HTH,</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> > Umberto</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> ></span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> > On 6/12/06, Volkan Ulukut <<st1:PersonName w:st="on">vulukut@tescilturk.com</st1:PersonName>>
wrote:</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> > ></span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> > ></span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> > ></span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> > ></span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> > > Hey list;</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> > ></span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> > > I'm having trouble zooming to the exact location
of the shape after</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> doing</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> > a</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> > > search with queryByAttributes. I'm trying to use
zoomrectangle and</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> > zoomscale</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> > > but they both need pixel position. So i try to
convert my georef</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> > coordinates</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> > > to pixel coordinates. I believe that was
successful too, but the problem</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> > is</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> > > that the shape is too small (a street in the
worldmap) and the pixel i</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> > > calculate is not an integer value. The zoom
actually happens but not</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> > exactly</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> > > on the shape just a bit miles west and north. I
tried to workaround this</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> > by</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> > > zooming step by step. By that i mean zooming to
that location a little</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> > then</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> > > zooming to the centre till i get to the shape.
But that won't give the</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> > same</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> > > result on every search as you may guess. I'm
stuck now cause i can't</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> zoom</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> > to</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> > > the right place with pixel coordinates. Is there
any way that i can zoom</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> > > with georef coordinates(lat/long)?</span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> ></span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> ></span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>> ></span></font><o:p></o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>></span></font><o:p> </o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>></span></font><o:p> </o:p></p>
<p><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:
"Courier New"'>></span></font><o:p> </o:p></p>
</div>
</body>
</html>