C#使用自身的DrawString方法绘制文字，源码简单，示例演示了绘制过程，具体实现思路请参阅源码文件，运行示例程序后，点击“绘制文字”按钮，即可看到由DrawString方法生成的一行文字。-C# uses the DrawString method to draw text, source code example demonstrates the rendering process, specific ideas, please refer to the source file, run the sample program, click on the " Draw Text"　button, you can see a line of text generated by the DrawString method.