getmaxmode example in c

Header file:

    graphics.h

Synopsis:

      int getmaxmode (void);

     

Description:

     getmaxmode() returns maximum available video mode value for the current graphic driver.

getmaxmode function in c graphics

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

  int main(void) {
        /* request auto detection */
        int graphicDriver = DETECT, graphicMode;
        int err, midx, midy;
        char graphicMaxMode[80];

        /* initialize graphics and local variables */
        initgraph(&graphicDriver, &graphicMode, "C:/TURBOC3/BGI");

        /* read result of initialization */
        err = graphresult();

        if (err != grOk) {
                /* an error occurred */
                printf("Graphic Error: %s\n",
                                grapherrormsg(err));
                return 0;
        }

        /* mid position in x and y-axis */
        midx = getmaxx() / 2;
        midy = getmaxy() / 2;

        /* store max graph mode value in a string */
        sprintf(graphicMaxMode, "Maximum graphic mode for "
                                "current driver is %d", getmaxmode());

        /* display the information */
        outtextxy(midx - 200, midy, graphicMaxMode);

        /* clean up */
        getch();
        closegraph();

        return 0;

  }

Output: (getmaxmode built-in function in c graphics.h)

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