该功能主要绘制三条颜色渐变的粗线条，运行程序就能在对话框中直观的看到效果。主要依赖于RGB的设置。-The main draw three color gradient function thick line, to run the program can see the effect in the dialog intuitive. Mainly depends on the RGB set.

在MFC生成的对话框中调用经matlab编译生成的dll文件，并将matlab中的figure窗口以嵌入对话框的形式显示出来。-the dialog depends on MFC calls the .DLL file compiled by MATLAB compiler.And the window of figure is embeded in the MFC dialog.

In Turbo Graphics each color is assigned a number. Total 16 colors are available. Strictly speaking number of available colors depends on current graphics mode and driver.For Example :- BLACK is assigned 0, RED is assigned 4 etc. setcolor function is