vc绘图根据实时数据或者历史数据生成各种历史、实时曲线已经变得非常的重要-vc mapping real-time data based on historical data or generate various historical, real-time curve has become very important

VC++6.00多文档程序，利用鼠标可以对图像进行曲线或矩形画图，并实时显示当前点坐标。-VC++6.0Program, Using mouse to draw curve and rectangular in an image