在此示例中你会找到一个实施一个propertysheet和propertypage。其属性的对象是由propertypage任何特征层加载到mapcontrol应用。该propertypage使用symbologycontrol显示标记，线条和填充符号，这是用来更新所使用的符号的渲染器的功能层。该示例使用symbologycontrol结合mapcontrol，toccontrol，toolbarcontrol和控制命令。-In this sample you will find an impl

There are several problems related to the properties of the triangular mesh representation that describes a surface of an object. Sometimes, the surface is represented just as a set of triangles without any other information and the STL file

报警控制在各种工业控制系统中是经常见到的,一般用于报警的方法有很多,有用文本标示,有用图形表示的,其原理不外乎构造CDC类对象然后利用提供的各种基本图元属性进行图形绘制就可以了.这里我们来制作一个能够显示报警文本,当出现某个报警的时候我们然背景进行闪烁就可以实现功能了. -Alarm control in a variety of industrial control systems is often seen, generally there are many ways for the ala