internal override CompositionShape?GetShapeRoot(TranslationContext context)
{
bool layerHasMasks = false;
#if !NoClipping
layerHasMasks = _context.Layer.Masks.Any();
#endif
if (layerHasMasks)
{
throw new InvalidOperationException();
}
if (!Transforms.TryCreateContainerShapeTransformChain(_context, out var rootNode, out var contentsNode))
{
// The layer is never visible.
return(null);
}
var shapeContext = new ShapeContext(_context);
// Update the opacity from the transform. This is necessary to push the opacity
// to the leaves (because CompositionShape does not support opacity).
shapeContext.UpdateOpacityFromTransform(_context, _context.Layer.Transform);
contentsNode.Shapes.Add(TranslateShapeLayerContents(shapeContext, _context.Layer.Contents));
return(rootNode);
}
internal override CompositionShape?GetShapeRoot(TranslationContext context)
{
bool layerHasMasks = false;
#if !NoClipping
layerHasMasks = _context.Layer.Masks.Any();
#endif
if (layerHasMasks)
{
throw new InvalidOperationException();
}
if (!Transforms.TryCreateContainerShapeTransformChain(_context, out var rootNode, out var contentsNode))
{
// The layer is never visible.
return(null);
}
var shapeContext = new ShapeContext(_context);
// Update the opacity from the transform. This is necessary to push the opacity
// to the leaves (because CompositionShape does not support opacity).
// Note: this is no longer used because we will not call GetShapeRoot if layer transform has
// animated opacity, instead we will call GetVisualRoot. But let's keep it here
// just in case we will change the logic of IsShape flag.
shapeContext.UpdateOpacityFromTransform(_context, _context.Layer.Transform);
contentsNode.Shapes.Add(TranslateShapeLayerContents(shapeContext, _context.Layer.Contents));
return(rootNode);
}