为图形输出设置当前的文本属性

[c]代码库

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

/* the names of the text styles supported */ 
char *fname[] = { "DEFAULT font", 
                  "TRIPLEX font", 
                  "SMALL font", 
                  "SANS SERIF font", 
                  "GOTHIC font" 
                }; 

int main(void) 
{ 
   /* request auto detection */ 
   int gdriver = DETECT, gmode, errorcode; 
   int style, midx, midy; 
   int size = 1; 

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

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

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

   settextjustify(CENTER_TEXT, CENTER_TEXT); 

   /* loop through the available text styles */ 
   for (style=DEFAULT_FONT; style<=GOTHIC_FONT; style++) 
   { 
      cleardevice(); 
      if (style == TRIPLEX_FONT) 
         size = 4; 

      /* select the text style */ 
      settextstyle(style, HORIZ_DIR, size); 

      /* output a message */ 
      outtextxy(midx, midy, fname[style]); 
      getch(); 
   } 

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