public Image GetThumbnailImage(int thumbWidth, int thumbHeight, Image.GetThumbnailImageAbort callback, IntPtr callbackData)
{
if ((thumbWidth <= 0) || (thumbHeight <= 0))
{
throw new OutOfMemoryException("Invalid thumbnail size");
}
Image ThumbNail = new Bitmap(thumbWidth, thumbHeight);
using (Graphics g = Graphics.FromImage(ThumbNail)) {
Status status = GDIPlus.GdipDrawImageRectRectI(g.nativeObject, nativeObject,
0, 0, thumbWidth, thumbHeight,
0, 0, this.Width, this.Height,
GraphicsUnit.Pixel, IntPtr.Zero, null, IntPtr.Zero);
GDIPlus.CheckStatus(status);
}
return(ThumbNail);
}
