/// <summary>
/// Draws a bitmap image.
/// </summary>
/// <param name="source">The bitmap image.</param>
/// <param name="opacity">The opacity to draw with.</param>
/// <param name="sourceRect">The rect in the image to draw.</param>
/// <param name="destRect">The rect in the output to draw to.</param>
public void DrawImage(IBitmap source, double opacity, Rect sourceRect, Rect destRect)
{
Contract.Requires <ArgumentNullException>(source != null);
PlatformImpl.DrawImage(source.PlatformImpl, opacity, sourceRect, destRect);
}
