<%--
Copyright (C) 2004-2011 by Autodesk, Inc.
This library is free software; you can redistribute it and/or
modify it under the terms of version 2.1 of the GNU Lesser
General Public License as published by the Free Software Foundation.
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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
--%>
<%@ Page language="c#" %>
<%@ Import Namespace="System" %>
<%@ Import Namespace="System.Xml" %>
<%@ Import Namespace="OSGeo.MapGuide" %>
<%
try
{
//---------------------------------------------------//
// Initialize
MapGuideApi.MgInitializeWebTier(Constants.WebConfigPath);
sessionId = Request.Params["SESSION"];
mapName = Request.Params["MAPNAME"];
MgUserInformation userInfo = new MgUserInformation(sessionId);
MgSiteConnection siteConnection = new MgSiteConnection();
siteConnection.Open(userInfo);
MgResourceService resourceService = (MgResourceService)siteConnection.CreateService(MgServiceType.ResourceService);
// --------------------------------------------------//
// Open the map
MgMap map = new MgMap(siteConnection);
map.Open(mapName);
// ...
//---------------------------------------------------//
// Create a new layer
LayerDefinitionFactory factory = new LayerDefinitionFactory(this.Server);
/// Create three area rules for three different
// scale ranges.
String areaRule1 = factory.CreateAreaRule( "1 to 800",
"SQFT >= 1 AND SQFT < 800", "FFFFFF00");
String areaRule2 = factory.CreateAreaRule( "800 to 1600",
"SQFT >= 800 AND SQFT < 1600", "FFFFBF20");
String areaRule3 = factory.CreateAreaRule("1600 to 2400",
"SQFT >= 1600 AND SQFT < 2400", "FFFF8040");
// Create an area type style.
String areaTypeStyle = factory.CreateAreaTypeStyle(areaRule1 + areaRule2 + areaRule3);
// Create a scale range.
String minScale = "0";
String maxScale = "10000";
String areaScaleRange = factory.CreateScaleRange(minScale, maxScale, areaTypeStyle);
// Create the layer definiton.
String featureClass = "Library://Samples/Sheboygan/Data/Parcels.FeatureSource";
String featureName = "SHP_Schema:Parcels";
String geometry = "SHPGEOM";
String layerDefinition = factory.CreateLayerDefinition(featureClass, featureName, geometry, areaScaleRange);
XmlDocument doc = new XmlDocument();
doc.LoadXml(layerDefinition);
//---------------------------------------------------//
// ...
// Add the layer to the map
MgLayer newLayer = LayerFunctions.AddLayerDefinitionToMap(doc, "SquareFootage", "Square Footage", sessionId, resourceService, map);
LayerFunctions.AddLayerToGroup(newLayer, "Analysis", "Analysis", map);
//---------------------------------------------------//
// Turn off the "Recently Built" themed layer (if it exists) so it does not hide this layer.
MgLayerCollection layerCollection = map.GetLayers();
if (layerCollection.Contains("RecentlyBuilt"))
{
MgLayerBase recentlyBuiltLayer =layerCollection.GetItem("RecentlyBuilt");
recentlyBuiltLayer.SetVisible(false);
}
// --------------------------------------------------//
// Turn on the visibility of this layer.
// (If the layer does not already exist in the map, it will be visible by default when it is added.
// But if the user has already run this script, he or she may have set the layer to be invisible.)
layerCollection = map.GetLayers();
if (layerCollection.Contains("SquareFootage"))
{
MgLayerBase squareFootageLayer =layerCollection.GetItem("SquareFootage");
squareFootageLayer.SetVisible(true);
}
//---------------------------------------------------//
// Save the map back to the session repository
map.Save();
//---------------------------------------------------//
}
catch (MgException e)
{
Response.Write( " \n");
}
%>