设计模式中桥模式的一个例程
C++编写
看了代码对理解桥模式有很大帮助-Bridge design pattern in a routine mode of C++ Prepared to read the code to understand the bridge model are very helpful
Windows GDI接口编程,实现放大镜功能,主要是对DC的操作,适合初学者-Windows GDI interface programming, realize the magnifying glass feature, mainly for DC operation, suitable for beginners