/// <summary> /// </summary> /// <exception cref="ArgumentNullException"> /// <para> /// <paramref name="g"/> is <see langword="null"/>. /// </para> /// -or- /// <para> /// <paramref name="image"/> is <see langword="null"/>. /// </para> /// </exception> public void DrawImage(Graphics g, Rectangle bounds, NuGenControlState state, Image image) { if (g == null) { throw new ArgumentNullException("g"); } if (image == null) { throw new ArgumentNullException("image"); } switch (state) { case NuGenControlState.Disabled: { g.DrawImage( image, bounds, 0, 0, image.Width, image.Height, GraphicsUnit.Pixel, NuGenControlPaint.GetDesaturatedImageAttributes() ); break; } default: { g.DrawImage(image, bounds); break; } } }
public static void DrawDesaturatedWatermark(Graphics g, Image watermark, Rectangle bounds, int transparency) { int width = watermark.Width; int height = watermark.Height; Image desaturatedImage = new Bitmap(width, height, PixelFormat.Format32bppArgb); using (Graphics desaturatedGrfx = Graphics.FromImage(desaturatedImage)) { desaturatedGrfx.DrawImage( watermark, new Rectangle(0, 0, width, height), 0, 0, width, height, GraphicsUnit.Pixel, NuGenControlPaint.GetDesaturatedImageAttributes() ); } NuGenWatermarkRenderer.DrawWatermark(g, desaturatedImage, bounds, transparency); }