绘制和打印类Drawing and Printing Classes

在 Windows 中,所有图形输出都在一个称为设备上下文 (DC) 的虚拟绘制区域上绘制。In Windows, all graphical output is drawn on a virtual drawing area called a device context (DC). MFC 提供用于封装各种类型的 DC 的类,以及 Windows 绘制工具(如位图、画笔、调色板和钢笔)的封装。MFC provides classes to encapsulate the various types of DCs, as well as encapsulations for Windows drawing tools such as bitmaps, brushes, palettes, and pens.

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类概述Class Overview