public VisualCapturer(SilverlightSceneView sceneView, Size targetSize)
: base(targetSize)
{
SilverlightArtboard silverlightArtboard = (SilverlightArtboard)sceneView.Artboard;
Rect documentBounds = silverlightArtboard.DocumentBounds;
ImageHost silverlightImageHost = silverlightArtboard.SilverlightImageHost;
if (documentBounds.Width <= 0.0 || documentBounds.Height <= 0.0)
{
return;
}
using (new VisualCapturer.ImageHostActivator(silverlightImageHost))
{
silverlightImageHost.SetTransformMatrix(Matrix.Identity, new Vector(1.0, 1.0));
silverlightImageHost.Measure(documentBounds.Size);
silverlightImageHost.Arrange(documentBounds);
silverlightImageHost.UpdateLayout();
silverlightImageHost.Redraw(false);
double proportionalScale = RectExtensions.GetProportionalScale(documentBounds, targetSize);
documentBounds.Scale(proportionalScale, proportionalScale);
Image image1 = new Image();
image1.Source = silverlightImageHost.InternalSource;
image1.LayoutTransform = (Transform) new ScaleTransform(proportionalScale, proportionalScale);
Image image2 = image1;
image2.Measure(documentBounds.Size);
image2.Arrange(documentBounds);
this.DefaultSize = new Size(documentBounds.Width, documentBounds.Height);
this.visual = (Visual)image2;
}
}
protected override void DetachInternal(SceneView parent)
{
SilverlightSceneView silverlightSceneView = parent as SilverlightSceneView;
if (silverlightSceneView != null)
{
this.imageHost.Detach(silverlightSceneView.imageHost);
}
base.DetachInternal(parent);
}
public CrossDocumentUpdateToken(SilverlightSceneView sceneView)
{
bool shouldDelay = !sceneView.IsEditingOutOfPlace && sceneView.Document == sceneView.Document.ApplicationSceneDocument;
if (shouldDelay)
{
this.resourcesHost = (IResourceDictionaryHost)sceneView.imageHost;
this.appResourcesHostToken = sceneView.InstanceBuilderContext.ChangeResourceDictionaryHost(this.resourcesHost);
this.resourcesHost.BeginInstanceBuilding(sceneView.InstanceBuilderContext);
}
this.updateContext = new CrossDocumentUpdateContext((IViewRootResolver)sceneView.DesignerContext.ViewRootResolver);
this.crossDocumentContextToken = sceneView.InstanceBuilderContext.ChangeCrossDocumentUpdateContext((ICrossDocumentUpdateContext)this.updateContext);
this.updateContext.BeginUpdate(shouldDelay);
}
public VisualCapturer(SilverlightSceneView sceneView)
: this(sceneView, ImageCapturer.MaxSize)
{
}