private void lnkViewer_LinkClicked(object sender, LinkLabelLinkClickedEventArgs e)
{
TreeNode root = MapTree.SelectedNode;
while (root.Parent != null)
{
root = root.Parent;
}
IMapDefinition mdf = root.Tag as IMapDefinition;
if (mdf != null)
{
BusyWaitDelegate worker = () =>
{
IMappingService mapSvc = (IMappingService)m_connection.GetService((int)ServiceType.Mapping);
var rtMap = mapSvc.CreateMap(mdf);
return(rtMap);
};
Action <object, Exception> onComplete = (obj, ex) =>
{
if (ex != null)
{
throw ex;
}
if (obj != null)
{
var rtMap = (RuntimeMap)obj;
using (var diag = new MapExtentsDialog(rtMap))
{
if (diag.ShowDialog() == DialogResult.OK)
{
var env = diag.GetEnvelope();
txtLowerX.Text = env.MinX.ToString(CultureInfo.InvariantCulture);
txtLowerY.Text = env.MinY.ToString(CultureInfo.InvariantCulture);
txtUpperX.Text = env.MaxX.ToString(CultureInfo.InvariantCulture);
txtUpperY.Text = env.MaxY.ToString(CultureInfo.InvariantCulture);
}
}
}
};
BusyWaitDialog.Run(Strings.PreparingMap, worker, onComplete);
}
}
private void LoadMap(IServerConnection conn, string mapDefinitionId)
{
//To render a map, we need to create a runtime map instance. IMappingService gives us
//the required services. This is not a standard service, so you need to call GetService()
//with the correct ServiceType to get the IMappingService reference.
IMappingService mapSvc = (IMappingService)conn.GetService((int)ServiceType.Mapping);
//Get an IMapDefinition from the specified resource id. GetResource() returns an instance
//of IResource, which IMapDefinition extends. As long as you pass in a valid resource id
//of the right type, you can safely cast the returned object to the expected type.
IMapDefinition mapDef = (IMapDefinition)conn.ResourceService.GetResource(mapDefinitionId);
//Create a runtime map
var rtMap = mapSvc.CreateMap(mapDef);
//Load it into the viewer
mapViewer.LoadMap(rtMap);
}
/// <summary>
/// Binds the specified editor service to this editor
/// </summary>
/// <param name="service"></param>
public override void Bind(IEditorService service)
{
this.EditorService = service;
service.RegisterCustomNotifier(this);
_shadowCopy = (IMapDefinition)service.GetEditedResource();
_mapSvc = (IMappingService)service.CurrentConnection.GetService((int)ServiceType.Mapping);
_rtMap = _mapSvc.CreateMap(_shadowCopy);
repoView.Init(service.CurrentConnection.ResourceService, new string[] {
ResourceTypes.LayerDefinition.ToString(),
ResourceTypes.FeatureSource.ToString()
}, new string[] {
ResourceTypes.LayerDefinition.ToString(),
ResourceTypes.FeatureSource.ToString()
});
ReloadViewer();
}
private void LoadMap(IServerConnection conn, string mapDefinitionId)
{
//To render a map, we need to create a runtime map instance. IMappingService gives us
//the required services. This is not a standard service, so you need to call GetService()
//with the correct ServiceType to get the IMappingService reference.
IMappingService mapSvc = (IMappingService)conn.GetService((int)ServiceType.Mapping);
//Get an IMapDefinition from the specified resource id. GetResource() returns an instance
//of IResource, which IMapDefinition extends. As long as you pass in a valid resource id
//of the right type, you can safely cast the returned object to the expected type.
IMapDefinition mapDef = (IMapDefinition)conn.ResourceService.GetResource(mapDefinitionId);
//Create a runtime map
var rtMap = mapSvc.CreateMap(mapDef);
//Set map display to match the size of our picture box
rtMap.InitialiseDisplayParameters(pictureBox1.Width, pictureBox1.Height);
//Note: Sometimes the meters-per-unit value may be inaccurate. This has ramifications on
//display and measuring. If you have access to the MgCoordinateSystem API, create an instance
//using the Map Definition's WKT and use the meters-per-unit value obtained like so:
//
// MgCoordinateSystemFactory csFactory = new MgCoordinateSystemFactory();
// MgCoordinateSystem cs = csFactory.Create(srs);
// double metersPerUnit = cs.ConvertCoordinateSystemUnitsToMeters(1.0);
//
//This result gives a more accurate MPU
//Before we can do anything with this map, it must first be saved.
//Anytime you manipulate this map, you need to save it for the changes to be
//applied back to the MapGuide Server
rtMap.Save();
//Render the map with its current display parameters in PNG format. A System.IO.Stream
//is returned.
using (var stream = rtMap.Render("PNG"))
{
//Create a System.Drawing.Image from the stream and load it into our picture box.
pictureBox1.Image = Image.FromStream(stream);
}
}
/// <summary>
/// Binds the specified editor service to this editor
/// </summary>
/// <param name="service"></param>
public override void Bind(IEditorService service)
{
this.EditorService = service;
service.RegisterCustomNotifier(this);
_shadowCopy = (IMapDefinition)service.GetEditedResource();
_mapSvc = (IMappingService)_shadowCopy.CurrentConnection.GetService((int)ServiceType.Mapping);
_rtMap = _mapSvc.CreateMap(_shadowCopy);
repoView.Init(service.ResourceService, new ResourceTypes[] {
ResourceTypes.LayerDefinition,
ResourceTypes.FeatureSource
}, new ResourceTypes[] {
ResourceTypes.LayerDefinition,
ResourceTypes.FeatureSource
});
ReloadViewer();
}
/// <summary>
/// Previews the given resource
/// </summary>
/// <param name="res"></param>
/// <param name="edSvc"></param>
/// <param name="locale"></param>
public void Preview(IResource res, IEditorService edSvc, string locale)
{
IServerConnection conn = edSvc.CurrentConnection;
if (this.UseLocal && IsLocalPreviewableType(res) && SupportsMappingService(conn))
{
BusyWaitDelegate worker = () =>
{
IMappingService mapSvc = (IMappingService)conn.GetService((int)ServiceType.Mapping);
IMapDefinition previewMdf = null;
switch (res.ResourceType)
{
case "LayerDefinition":
{
ILayerDefinition ldf = (ILayerDefinition)res;
string layerName = string.Empty;
if (edSvc.IsNew)
{
layerName = ResourceIdentifier.GetName(ldf.SubLayer.ResourceId);
}
else
{
layerName = ResourceIdentifier.GetName(edSvc.ResourceID);
}
previewMdf = ResourcePreviewEngine.CreateLayerPreviewMapDefinition(ldf, edSvc.SessionID, layerName, conn);
}
break;
case "WatermarkDefinition":
{
previewMdf = Utility.CreateWatermarkPreviewMapDefinition((IWatermarkDefinition)res);
}
break;
case "MapDefinition":
{
previewMdf = (IMapDefinition)res;
}
break;
}
if (string.IsNullOrEmpty(previewMdf.ResourceID))
{
var sessionId = edSvc.SessionID;
var mdfId = "Session:" + sessionId + "//" + Guid.NewGuid() + ".MapDefinition"; //NOXLATE
conn.ResourceService.SaveResourceAs(previewMdf, mdfId);
previewMdf.ResourceID = mdfId;
}
if (previewMdf != null)
{
return(mapSvc.CreateMap(previewMdf, false));
}
else
{
return(null);
}
};
Action <object, Exception> onComplete = (obj, ex) =>
{
if (ex != null)
{
throw ex;
}
if (obj != null)
{
var rtMap = (RuntimeMap)obj;
if (_viewManager != null)
{
_viewManager.OpenContent(ViewRegion.Document, () => new MapPreviewViewContent(rtMap, _launcher, (edSvc.IsNew) ? null : edSvc.ResourceID));
}
else
{
var diag = new MapPreviewDialog(rtMap, _launcher, (edSvc.IsNew) ? null : edSvc.ResourceID);
diag.Show(null);
}
}
else //Fallback, shouldn't happen
{
_inner.Preview(res, edSvc, locale);
}
};
BusyWaitDialog.Run(Strings.PrgPreparingResourcePreview, worker, onComplete);
}
else
{
_inner.Preview(res, edSvc, locale);
}
}
/// <summary>
/// Rebuilds the current Runtime Map
/// </summary>
public void RebuildRuntimeMap()
{
_rtMap = _mapSvc.CreateMap(_shadowCopy);
}