C语言函数—getimage

函数名

getgraphmode

功 能

返回当前图形模式

用 法

int far getgraphmode(void);

程序例

#include <graphics.h> 
#include <stdlib.h> 
#include <stdio.h> 
#include <conio.h> 

int main(void) 
{ 
/* request auto detection */ 
   int gdriver = DETECT, gmode, errorcode; 
   int midx, midy, mode; 
   char numname[80], modename[80]; 

/* initialize graphics and local variables */ 
   initgraph(&gdriver, &gmode, ""); 

/* read result of initialization */ 
   errorcode = graphresult(); 
/* an error occurred */ 
   if (errorcode != grOk) 
   { 
      printf("Graphics error: %sn", 
             grapherrormsg(errorcode)); 
      printf("Press any key to halt:"); 
      getch(); 
/* terminate with an error code */ 
      exit(1); 
   } 

   midx = getmaxx() / 2; 
   midy = getmaxy() / 2; 

/* get mode number and name strings */ 
   mode = getgraphmode(); 
   sprintf(numname, 
           "%d is the current mode number.", 
           mode); 
   sprintf(modename, 
           "%s is the current graphics mode", 
           getmodename(mode)); 

/* display the information */ 
   settextjustify(CENTER_TEXT, CENTER_TEXT); 
   outtextxy(midx, midy, numname); 
   outtextxy(midx, midy+2*textheight("W"), 
             modename); 

/* clean up */ 
   getch(); 
   closegraph(); 
   return 0; 
} 
  
  

如果引用本站的原创文章,请注明原文链接:,本站保留追究责任的权利!