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Saturday 14 September 2013

setusercharsize example in c

Header file:
    graphics.h

Synopsis:
      void setusercharsize(int multx, int divx, int multy, int divy);
     multx : divx - width magnification factor
     multy  : divy  - height magnification factor

Description:
     setusercharsize() sets user defined character magnification factor for stroked fonts.  To make the text twice as wide as default text, set 2 to multx and 1 to divx.
     multx : divx <=> 2 : 1

To make the text half the height of default, set 1 to multy and 2 to divy.
     multy : divy  <=> 1 : 2


setusercharsize function in c graphics



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

  int main(void) {
        /* request autodetection */
        int graphicDriver = DETECT, graphicMode, err;

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

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

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

        /* select a text style */
        settextstyle(GOTHIC_FONT, HORIZ_DIR, 4);

        /* move to the text starting position */
        moveto(0, getmaxy() / 2);

        /* output some normal text */
        outtext("Normal ");

        /* make the text 1/3 the normal width */
        setusercharsize(1, 2, 1, 2);
        outtext("Slim ");

        /* make the text 3 times normal width */
        setusercharsize(5, 1, 5, 1);
        outtext("Fat");

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





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


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