#include // 引用图形库头文件 #include #include #if 0 int main1() { initgraph(640, 480); MOUSEMSG m; int r;// 创建绘图窗口,大小为 640x480 像素 while (1) { m = GetMouseMsg(); switch (m.uMsg) { case WM_MOUSEMOVE: setcolor(RGB(rand() % 91 + 10, rand() % 91 + 10, rand()