//TODO (CR May 2010): we could simplify the mouse and cursor handling by putting it in the mousehelper.
private void OnCursorChanged(AppServiceReference.Cursor cursor)
{
ServerEntity.Cursor = cursor ?? new AppServiceReference.Cursor();
if (!_mouseInside)
{
_serverCursorImage.Source = null;
ApplicationRootVisual.Children.Remove(_serverCursorImage);
}
else
{
var theTilePoint = new Point((double)ServerEntity.MousePosition.X - ServerEntity.Cursor.HotSpot.X,
(double)ServerEntity.MousePosition.Y - ServerEntity.Cursor.HotSpot.Y);
var absolutePoint = TileImage.GetAbsolutePosition(theTilePoint);
var rootPoint = ApplicationRootVisual.GetAbsolutePosition(new Point());
_serverCursorImage.SetValue(Canvas.LeftProperty, absolutePoint.X - rootPoint.X);
_serverCursorImage.SetValue(Canvas.TopProperty, absolutePoint.Y - rootPoint.Y);
if (ServerEntity.Cursor.Icon == null)
{
if (_serverCursorImage.Source != null)
{
_serverCursorImage.Source = null;
ApplicationRootVisual.Children.Remove(_serverCursorImage);
}
}
else
{
var bmp = new BitmapImage();
bmp.SetSource(new MemoryStream(ServerEntity.Cursor.Icon));
_serverCursorImage.Source = bmp;
_serverCursorImage.Stretch = Stretch.None;
if (!ApplicationRootVisual.Children.Contains(_serverCursorImage))
{
ApplicationRootVisual.Children.Add(_serverCursorImage);
}
}
_serverCursorImage.UpdateLayout();
}
//TODO (CR May 2010): we're already removing it from the AppRootVisual, but this is used in a number of places.
UpdateClientCursor();
}
private void OnMousePositionChanged(Position mousePosition)
{
if (ServerEntity.Cursor == null)
{
ServerEntity.Cursor = new AppServiceReference.Cursor();
}
ServerEntity.MousePosition = mousePosition;
var theTilePoint = new Point((double)ServerEntity.MousePosition.X - ServerEntity.Cursor.HotSpot.X,
(double)ServerEntity.MousePosition.Y - ServerEntity.Cursor.HotSpot.Y);
var absolutePoint = TileImage.GetAbsolutePosition(theTilePoint);
Point rootPoint = ApplicationRootVisual.GetAbsolutePosition(new Point());
_serverCursorImage.SetValue(Canvas.LeftProperty, absolutePoint.X - rootPoint.X);
_serverCursorImage.SetValue(Canvas.TopProperty, absolutePoint.Y - rootPoint.Y);
_serverCursorImage.UpdateLayout();
UpdateClientCursor();
}