Web环境下统计图表的一种生成方法

A Method of Drawing Statistics Chart Based upon Web

利用Windows的图形设备接口GDI+提供的图形工具库(即System.Drawing名称空间的GDI+),将程序代码分布在Web服务器端,用户通过浏览器访问相应的网页并运行服务器端代码,动态地生成图表,然后以GIF或JPG图形的形式发送给客户端提交给用户。最后给出一个生成直条图的例子及程序代码。

A method of drawing statistics chart is introduced based upon the Web programming environment. The graph tool library which is provided by Windows Graphic Device Interface is used in this method. The program code is distributed on the Web Server. The statistics chart is drawed dynamicly when user visits the web page by server and then the chart is sent to the user as gif or jpg form by sending to the client. Finally,an example of drawing bar chart and the programming code is given in the last part.