private DrawingVisual Create()
{
countCreate++;
var square = new DrawingVisualFx();
using (DrawingContext dc = square.RenderOpen())
{
dc.DrawEllipse(null, Stroke, new Point(Width / 2, Height / 2), Width / 2 + Stroke.Thickness / 2, Height / 2 + Stroke.Thickness / 2);
if (Angle.HasValue)
{
dc.PushTransform(new RotateTransform(Angle.Value, Width / 2, Height / 2));
{
PolyLineSegment polySeg = new PolyLineSegment(new Point[] { new Point(Width * 0.2, Height * 0.3), new Point(Width * 0.8, Height * 0.3) }, true);
PathFigure pathFig = new PathFigure(new Point(Width * 0.5, -Height * 0.22), new PathSegment[] { polySeg }, true);
PathGeometry pathGeo = new PathGeometry(new PathFigure[] { pathFig });
dc.DrawGeometry(Brushes.AliceBlue, StrokeArrow, pathGeo);
}
dc.Pop();
}
dc.DrawEllipse(Background, null, new Point(Width / 2, Height / 2), Width / 2, Height / 2);
dc.DrawText(FText, new Point(Width / 2 - FText.Width / 2, Height / 2 - FText.Height / 2));
}
return(square);
}
private static void OnEffectChanged(DependencyObject o, DependencyPropertyChangedEventArgs e)
{
DrawingVisualFx drawingVisualFx = o as DrawingVisualFx;
if (drawingVisualFx != null)
{
drawingVisualFx.setMyProtectedVisualEffect((Effect)e.NewValue);
}
}