private void InitializeRenderResource()
{
if (isInitialized || renderResource == null || UriSource == null)
{
return;
}
renderResource.Initialize(UriSource.ResolveAbsoluteUri(BaseUri), SourceRect);
isInitialized = true;
}
private void CreateRenderImageSource()
{
if (renderImageSource != null || UriSource == null)
{
return;
}
renderImageSource = ApplicationHost.Current.RenderImageSourceFactory.CreateRenderImageSource(UriSource.ResolveAbsoluteUri(BaseUri), SourceRect);
renderImageSource.StateChanged += (sender, e) => SetRenderImageState(renderImageSource.State);
SetRenderImageState(renderImageSource.State);
}