实现图形滚动显示的Windows程序设计方法

The Programming Method of Graphic Scroll display for Windows

本文阐述了Windows的GDI技术的特点、坐标系和映射方式。提出了实现图形滚动显示的Windows程序设计方法和图形的缩放技术。

This paper expounds the characters of GDI technique,the system of coordinates and the mapping modes of windows. It presents the programming methed of graphic scrcll display for windows and the magnifying or reducing technique of graphs.