public void SetBackBufferImage(SavedImage image)
{
lock (SyncRoot)
{
_backBuffer?.Dispose();
_backBuffer = image;
if (image == null)
{
return;
}
if (_nonUiRedrawQueued)
{
return;
}
_nonUiRedrawQueued = true;
Dispatcher.UIThread.Post(
() =>
{
lock (SyncRoot)
{
if (!_nonUiRedrawQueued)
{
return;
}
_nonUiRedrawQueued = false;
}
SetNeedsDisplayInRect(Frame);
Display();
}, DispatcherPriority.Render);
}
}
protected override void Dispose(bool disposing)
{
if (disposing)
{
_backBuffer?.Dispose();
_backBuffer = null;
}
base.Dispose(disposing);
}
