在实际项目中我们经常需要绘制一些实时的数据图片，比如当前各公司的用水量、用电量还有播放声音视频时实时显示当前的声频等等，在我们最熟悉的任务管理器也有这么一个功能，用来表示当前CPU的使用频率，最近笔者刚刚给朋友完成了一个类似的功能图，用曲线图来实时表示一些实际数据，由于形象直观，很受客户欢迎。

新闻来自: 新客网(www.xker.com) 详文参考：http://www.xker.com/page/e2008/0725/54949.html-In actual projects, we often need to draw pictures of some real-time data, such as the company s current water consumption, electricity consumption also play a sound when the video shows the current real-time audio and so on, when we are most familiar with the Task Manager also has such a function , used to indicate the current use of CPU frequency, most recently to a friend I had just completed a similar function chart, the curve in real time, said some of the actual data, because the image of intuitive, very popular with customers. Information from: New passenger network (www.xker.com) detailed reference text: http://www.xker.com/page/e2008/0725/54949.html