Dot9BitmapD2D GetDot9BitmapShadow()
{
if (Width == 0 || Height == 0)
{
return(null);
}
float n = ShadowRadius * 4 + CornersRadius * 2;
if (Width <= n || Height <= n)
{
return(null);
}
key = CornersRadius.ToString() + ShadowRadius.ToString() + ShadowColor.ToString();
Dot9BitmapD2D dot9BitmapShadow;
if (ScMgr.dot9BitmaShadowDict.ContainsKey(key))
{
dot9BitmapShadow = ScMgr.dot9BitmaShadowDict[key];
}
else
{
dot9BitmapShadow = Dot9BitmapD2D.CreateDot9BoxShadowBitmap((D2DGraphics)ScMgr.Graphics, CornersRadius, ShadowRadius, ShadowColor);
ScMgr.dot9BitmaShadowDict.Add(key, dot9BitmapShadow);
}
return(dot9BitmapShadow);
}
private void ScShadow_D2DPaint(D2DGraphics g)
{
Dot9BitmapD2D dot9Bitmapshadow = GetDot9BitmapShadow();
if (dot9Bitmapshadow == null)
{
return;
}
dot9Bitmapshadow.ComputeBitmapStretch((int)Width, (int)Height);
dot9Bitmapshadow.DrawTo(g);
}
