如何在VB中实现绘图区的大十字光标。有时，我们需要用VB快速开发一个试验数据绘图处理程序，将绘图控件内的鼠标光标改变成与AutoCAD软件中使用的大十字光标的形式，将可以比普通的箭头光标达到更好的效果。那么我们如何实现这样的大十字光标呢？ -How to implement VB Grand Cross of the plot area cursor. Sometimes, we need to quickly develop a VB test data mapping process, the drawing control the mouse cursor changes into and use of AutoCAD software in the form of large cross cursor will be more than a normal arrow cursor to achieve better results. So how do we achieve such a large cross cursor it?