asp.net图形显示函数

asp.net图形显示函数

Admin | 2007-12-23 12:11:21 | TrackRecord: 1421 Times | Tag标签：asp.net 打印本页

您当前所处的位置是：〖首页〗→【文章页】本站共有16个图文教程栏目,请用心拜读!

本站提供经典的Excel公式函数实例,Word排版技巧,PPT教程;同时更兼有Flash,PowerPoint,数据库等技术文章。

private void DrawGraphic(double UnReadyNum,double ReadyNum,double FinishNum)
          {
             double iPercentAngle;

             iPercentAngle = 360 / (UnReadyNum + ReadyNum + FinishNum);

             //生成一個Bitmap
             Bitmap objBitmap;
             objBitmap = new Bitmap(450,400,PixelFormat.Format64bppPArgb);

             //生成一個Graphics,同時清除Bitmap的背景色為White.
             Graphics objGraphics;
             objGraphics = Graphics.FromImage(objBitmap);
             objGraphics.Clear(Color.White);

             //畫圖
             objGraphics.FillEllipse(Brushes.Red,120,10,200,200);
             objGraphics.FillPie(Brushes.Orange,120,10,200,200,0,(float)(ReadyNum*iPercentAngle));
             objGraphics.FillPie(Brushes.Green,120,10,200,200,(float)(ReadyNum*iPercentAngle),(float)(FinishNum*iPercentAngle));

             objBitmap.Save(Response.OutputStream,ImageFormat.Gif);
         }