public virtual Stream Render(out string mimeType)
{
if (CacheProvider.ExistsInCache(MapRequestConfig))
{
///todo: think of a less hacky solution to mime type here!
mimeType = MapRequestConfig.MimeType;
Stream s = CacheProvider.RetrieveStream(MapRequestConfig);
s.Position = 0;
return(s);
}
else
{
RaiseBeforeInitializeMap();
InitMap();
RaiseMapInitialized();
RaiseBeforeLoadLayers();
LoadLayers();
RaiseLayersLoaded();
ConfigureMap();
RaiseBeforeLoadMapState();
LoadMapState();
RaiseMapStateLoaded();
ConfigureRenderer();
RaiseBeforeMapRender();
Stream s = MapRenderer.Render(Map, out mimeType);
try
{
if (string.Compare(mimeType, MapRequestConfig.MimeType, true) == 0)
{
///don't cache it if there is a mime type mismatch.
///perhaps we should raise an exception?
s.Position = 0;
CacheProvider.SaveToCache(MapRequestConfig, s);
s.Position = 0;
}
RaiseMapRenderDone();
return(s);
}
catch
{
if (s != null)
{
s.Close();
}
CacheProvider.RemoveFromCache(MapRequestConfig);
throw;
}
}
}
public override Stream Render(out string mimeType)
{
Stream s = null;
if (CacheProvider.ExistsInCache(MapRequestConfig))
{
mimeType = MapRequestConfig.MimeType;
s = CacheProvider.RetrieveStream(MapRequestConfig);
s.Position = 0;
return(s);
}
try
{
RaiseBeforeInitializeMap();
InitMap();
RaiseMapInitialized();
RaiseBeforeLoadLayers();
LoadLayers();
RaiseLayersLoaded();
ConfigureMap();
if (MapRequestConfig.WmsMode == WmsMode.Capabilites)
{
XmlDocument caps = Capabilities.GetCapabilities(Context, Map, ServiceDescription);
s = new MemoryStream();
caps.Save(s);
mimeType = "text/xml";
}
else
{
ConfigureRenderer();
AssignMonitorToDataProviders();
RaiseBeforeLoadMapState();
LoadMapState();
RaiseMapStateLoaded();
ConfigureMapView();
RaiseBeforeMapRender();
s = MapView.Render(out mimeType);
}
if (s == null)
{
return(null);
}
try
{
if (string.Compare(mimeType, MapRequestConfig.MimeType, true) == 0)
{
///don't cache it if there is a mime type mismatch.
///perhaps we should raise an exception?
s.Seek(0L, SeekOrigin.Begin);
CacheProvider.SaveToCache(MapRequestConfig, s);
s.Seek(0L, SeekOrigin.Begin);
}
RaiseMapRenderDone();
return(s);
}
catch
{
CacheProvider.RemoveFromCache(MapRequestConfig);
throw;
}
}
catch (ClientDisconnectedException)
{
if (s != null)
{
s.Close();
}
throw;
}
catch (XmlFormatableExceptionBase)
{
if (s != null)
{
s.Close();
}
throw;
}
catch (Exception ex)
{
if (s != null)
{
s.Close();
}
throw new XmlFormatableExceptionWrapper(ex);
}
}
public virtual Stream Render(out String mimeType)
{
Stream s = null;
if (CacheProvider.ExistsInCache(MapRequestConfig))
{
mimeType = MapRequestConfig.MimeType;
s = CacheProvider.RetrieveStream(MapRequestConfig);
s.Position = 0;
return(s);
}
try
{
RaiseBeforeInitializeMap();
InitMap();
RaiseMapInitialized();
RaiseBeforeLoadLayers();
LoadLayers();
RaiseLayersLoaded();
ConfigureMap();
ConfigureRenderer();
AssignMonitorToDataProviders();
RaiseBeforeLoadMapState();
LoadMapState();
RaiseMapStateLoaded();
ConfigureMapView();
RaiseBeforeMapRender();
s = MapView.Render(out mimeType);
if (s == null)
{
return(null);
}
try
{
if (String.Compare(mimeType, MapRequestConfig.MimeType, true) == 0)
{
///don't cache it if there is a mime type mismatch.
///perhaps we should raise an exception?
s.Seek(0, SeekOrigin.Begin);
CacheProvider.SaveToCache(MapRequestConfig, s);
s.Seek(0, SeekOrigin.Begin);
}
RaiseMapRenderDone();
return(s);
}
catch
{
CacheProvider.RemoveFromCache(MapRequestConfig);
throw;
}
}
catch (ClientDisconnectedException)
{
if (!(s == null))
{
s.Close();
}
throw;
}
catch (XmlFormatableExceptionBase)
{
if (s != null)
{
s.Close();
}
throw;
}
catch (Exception ex)
{
if (s != null)
{
s.Close();
}
throw new XmlFormatableExceptionWrapper(ex);
}
}