C#在图片增加文字的实现代码

string path = @"E:/cover.png";      Bitmap bmp = new Bitmap(path);      Graphics g = Graphics.FromImage(bmp);      String str = "贤愚经";      Font font = new Font("仿宋_GB2312", 14, FontStyle.Bold);//设置字体，大小，粗细      SolidBrush sbrush = new SolidBrush(Color.White);//设置颜色      int base_left = 10;      int left_space = 30;      int base_top = 27;      int top_space = 27;      for (int i = 0; i < str.Length; i++)      {        if (i > 13)        {          continue;          g.DrawString(str[i] + "", font, sbrush, new PointF(base_left + (left_space * 2), base_top + (top_space * (i - 14))));        }        else if (i > 6)        {          g.DrawString(str[i] + "", font, sbrush, new PointF(base_left + (left_space * 1), base_top + (top_space * (i - 7))));        }        else        {          g.DrawString(str[i] + "", font, sbrush, new PointF(base_left, base_top + (top_space * i)));        }      }      //MemoryStream ms = new MemoryStream();      //bmp.Save(ms, System.Drawing.Imaging.ImageFormat.Bmp);      bmp.Save(@"E:/cover1.png");