例4-5.c

王为青 刘变红 编著《C语言高级编程及实例剖析》源代码

/* Note:Your choice is C IDE */
#include <stdio.h>
#include<graphics.h>
main()
{    
	int graphdriver=CGA;
	int graphmode=CGAC0;
	initgraph(&graphdriver,&graphmode,"");
	cleardevice();
	setcolor(1);
	line(0,0,100,100);
	getch();
	setbkcolor(BLUE);
	line(20,40,150,150);
	getch();
	setcolor(0);
	line(60,120,220,220);
	getch();
	closegraph();
}