src/libs/glut/glut_stroke.c

   1 /*
   2  * Copyright 1994-1997 Mark Kilgard, All rights reserved.
   3  * Distributed under the terms of the MIT License.
   4  *
   5  * Authors:
   6  *      Mark Kilgard
   7  */
   8
   9
  10 #include "glutint.h"
  11 #include "glutstroke.h"
  12
  13
  14 void APIENTRY
  15 glutStrokeCharacter(GLUTstrokeFont font, int c)
  16 {
  17   const StrokeCharRec *ch;
  18   const StrokeRec *stroke;
  19   const CoordRec *coord;
  20   StrokeFontPtr fontinfo;
  21   int i, j;
  22
  23
  24 #if defined(_WIN32)
  25   fontinfo = (StrokeFontPtr) __glutFont(font);
  26 #else
  27   fontinfo = (StrokeFontPtr) font;
  28 #endif
  29
  30   if (c < 0 || c >= fontinfo->num_chars)
  31     return;
  32   ch = &(fontinfo->ch[c]);
  33   if (ch) {
  34     for (i = ch->num_strokes, stroke = ch->stroke;
  35       i > 0; i--, stroke++) {
  36       glBegin(GL_LINE_STRIP);
  37       for (j = stroke->num_coords, coord = stroke->coord;
  38         j > 0; j--, coord++) {
  39         glVertex2f(coord->x, coord->y);
  40       }
  41       glEnd();
  42     }
  43     glTranslatef(ch->right, 0.0, 0.0);
  44   }
  45 }