public PrivateSurface(ref Description surfaceDescription)
: base(ref surfaceDescription)
{
_CanvasContext = new WeakReference(null);
Canvas canvas = new Canvas(Region.Size, SurfaceUsage.Private);
_SurfaceCanvas = new TargetContext(canvas, Region, this);
_SurfaceCanvas.BackingContext = _SurfaceCanvas;
}
public SharedSurface(ref Description surfaceDescription)
: base(ref surfaceDescription)
{
_UsedRegions = new LinkedList<CanvasData>();
_FreeRegions = new LinkedList<Rectangle>();
_FreeRegions.AddLast(new Rectangle(Point.Empty, Region.Size));
Canvas canvas = new Canvas(Region.Size, SurfaceUsage.Private);
_SurfaceCanvas = new TargetContext(canvas, Region, this, new LinkedListNode<CanvasData>(new CanvasData()));
_SurfaceCanvas.BackingContext = _SurfaceCanvas;
}
public DynamicSurface(ref Description surfaceDescription)
: base(ref surfaceDescription)
{
_FreeRegions = new LinkedList<Rectangle>();
_FreeArea = Region.Area;
_UsedRegions = new List<Canvas.ResolvedContext>();
_FreeRegions.AddLast(new Rectangle(Point.Empty, Region.Size));
Canvas canvas = new Canvas(Region.Size, SurfaceUsage.Private);
_SurfaceCanvas = new TargetContext(canvas, Region, this);
_SurfaceCanvas.BackingContext = _SurfaceCanvas;
}
