whisht

摘要： public static Bitmap RotateImage(Image image, int iw, int ih, float angle, out Point[] points) { if (image == null) throw new ArgumentNullException("image"); const double pi2 = Math.PI / 2.0; // Why can't C# allow these to be cons... 阅读全文

摘要： /// <summary> /// Creates a new Image containing the same image only rotated /// </summary> /// <param name="image">The <see cref="System.Drawing.Image"/> to rotate</param> /// <param name="angle">The amount to rotate the image, clock 阅读全文

摘要： /// <summary> /// 处理图片透明操作 /// </summary> /// <param name="srcImage">原始图片</param> /// <param name="opacity">透明度(0.0---1.0)</param> /// <returns></returns> private Image TransparentImage(Image srcImage, float opacity) { float[][] nAr 阅读全文