例4-17.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=VGA; 
	int graphmode=VGAMED;
	int i,height,width;
	unsigned char *temp="Welcome";
	initgraph(&graphdriver,&graphmode,"");
	settextjustify(LEFT_TEXT,TOP_TEXT);
	cleardevice();
	for(i=1;i<11;i++)
	{
		setvisualpage(0);
		setactivepage(1);
		cleardevice();
		setcolor(12);
		setbkcolor(BLUE);
		settextstyle(TRIPLEX_FONT,HORIZ_DIR,i);
		width=textwidth(temp);
		height=textheight(temp);
		outtextxy((639-width)/2,175-height/2,temp);
		setvisualpage(1);
		setactivepage(0);
		cleardevice();
		setcolor(10);
		settextstyle(TRIPLEX_FONT,HORIZ_DIR,i++);
		width=textwidth(temp);
		height=textheight(temp);
		outtextxy((639-width)/2,175-height/2,temp);
	}
	getch();
	closegraph();
}