为什么没有办法生成透明的gif图像???
我的代码如下:
Bitmap bitmap=new Bitmap(100,100);
Graphics g=Graphics.FromImage(bitmap);
g.Clear(Color.Transparent);
System.Drawing.Image image2 = System.Drawing.Image.FromFile("my1.gif");
g.DrawImage(image2,0,0,new Rectangle(0,0,width,height),GraphicsUnit.Pixel);
image2.Dispose();
bitmap.Save("my2.gif",ImageFormat.Gif);
bitmap.Dispose();
g.Dispose();