[mapguide-users] please provide guidance

Mon Mar 22 03:50:34 EDT 2010

Hi, 
iam trying to do zoom+selection features on map.its working fine.Now i want
to pass the parcel id dynamically from textbox .......how is it possible? 

<?php 
       try 
{ 
   include 'utilityfunctions.php'; 
$webExtensionsDirectory = 'C:\Program Files\OSGeo\MapGuide\Web\\'; 
$MapGuideServerDirectory = 'C:\Program Files\OSGeo\MapGuide\Server\\'; 
$viewerFilesDirectory = $webExtensionsDirectory . 'www\viewerfiles\\'; 
$schemaDirectory = $MapGuideServerDirectory . 'Schema\\'; 
$webconfigDirectory = $webExtensionsDirectory . 'www\\'; 
$webconfigFilePath = $webconfigDirectory . 'webconfig.ini'; 
 $args =  ($_SERVER['REQUEST_METHOD'] == "POST") ? $_POST : $_GET; 
      $sessionId = $args['SESSION']; 
echo $sessionId; 
MgInitializeWebTier($webconfigFilePath); 
 $siteConnection = new MgSiteConnection(); 
 $userinfo = new MgUserInformation($sessionId); 
   $siteConnection->Open($userinfo); 

$resourceService =
$siteConnection->CreateService(MgServiceType::ResourceService); 
$featureService =
$siteConnection->CreateService(MgServiceType::FeatureService); 
      $map = new MgMap($siteConnection); 
      $map->Open('map'); 
      $layers = $map->GetLayers(); 
      $count = $layers->GetCount(); 
      for ($i = 0; $i < $count; $i++) 
      { 
        $layer = $layers->GetItem($i); 
      } 
                $layerClassName1 = $layer->GetFeatureClassName(); 
                $FeatureResId = new
MgResourceIdentifier("Library://data/resource.FeatureSource"); 
                $queryOptions = new MgFeatureQueryOptions(); 
                $val="PARCEL"; 
                $val1="17330100001001"; 
                $query=$val . "=" . $val1; 
                $queryOptions->SetFilter($query); 
                $layer=$map->GetLayers()->GetItem('property'); 
               $featureReader = $layer->SelectFeatures($queryOptions); 
                $featureAgfGeometry =
$featureReader->GetGeometry('Geometry'); 
                $agfReaderWriter = new MgAgfReaderWriter(); 
                $featureGeometry =
$agfReaderWriter->Read($featureAgfGeometry); 
                $centroid = $featureGeometry->GetCentroid(); 
                $mapCenterX = $centroid->GetCoordinate()->GetX(); 
                $mapCenterY = $centroid->GetCoordinate()->GetY(); 
                $selection = new MgSelection($map); 
                $selection->AddFeatures($layer, $featureReader,1); 
                $selectionXml = $selection->ToXml(); 
        } 
        catch (MgException $e) 
        { 
                echo "<p><strong>Error:</strong> "; 
                echo $e->GetDetails(); 
                echo "</p>"; 
        } 
?> 

<html> 
<head> 
 <title>Zoom Feature</title> 
    <meta content="text/html; charset=utf-8" http-equiv="Content-Type"> 
    <meta http-equiv="content-script-type" content="text/javascript"> 
    <meta http-equiv="content-style-type" content="text/css"> 
    <link href="../styles/globalStyles.css" rel="stylesheet" 
type="text/css"> 
    <link href="../styles/otherStyles.css" rel="stylesheet" type="text/css"> 
    <script language="javascript"> 
                        function Zoom1(x,y) { 
                            var xval=x; 
                            var yval=y; 
                            selectionXml = '<?php echo $selectionXml;?>'; 

                            parent.parent.mapFrame.ZoomToView(xval, yval,
1000, true); 

parent.parent.mapFrame.SetSelectionXML(selectionXml); 

                        } 

    </script> 
</head> 
<body> 
        <input type="text" name="id" size="15" value="parcel"> 
        <input type="button" name="button" value="Click" size="10"
onclick="Zoom1(<?php echo $mapCenterX;?>,<?php echo $mapCenterY;?>)"> 

</body> 
</html> 

regards, 
Padmini G. 
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