diff options
Diffstat (limited to 'src/glut/fbdev/stroke.c')
-rw-r--r-- | src/glut/fbdev/stroke.c | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/src/glut/fbdev/stroke.c b/src/glut/fbdev/stroke.c new file mode 100644 index 0000000000..1943ac661b --- /dev/null +++ b/src/glut/fbdev/stroke.c @@ -0,0 +1,81 @@ +/* + * Mesa 3-D graphics library + * Version: 6.5 + * Copyright (C) 1995-2006 Brian Paul + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Library General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this library; if not, write to the Free + * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +/* + * Library for glut using mesa fbdev driver + * + * Written by Sean D'Epagnier (c) 2006 + * + * To improve on this library, maybe support subwindows or overlays, + * I (sean at depagnier dot com) will do my best to help. + */ + +#include <GL/glut.h> +#include "glutstroke.h" + +void glutStrokeCharacter(GLUTstrokeFont font, int c) +{ + const StrokeCharRec *ch; + const StrokeRec *stroke; + const CoordRec *coord; + StrokeFontPtr fontinfo = (StrokeFontPtr) font; + int i, j; + + if (c < 0 || c >= fontinfo->num_chars) + return; + ch = &(fontinfo->ch[c]); + if (ch) { + for (i = ch->num_strokes, stroke = ch->stroke; + i > 0; i--, stroke++) { + glBegin(GL_LINE_STRIP); + for (j = stroke->num_coords, coord = stroke->coord; + j > 0; j--, coord++) { + glVertex2f(coord->x, coord->y); + } + glEnd(); + } + glTranslatef(ch->right, 0.0, 0.0); + } +} + +int glutStrokeWidth(GLUTstrokeFont font, int c) +{ + StrokeFontPtr fontinfo; + const StrokeCharRec *ch; + + fontinfo = (StrokeFontPtr) font; + + if (c < 0 || c >= fontinfo->num_chars) + return 0; + ch = &(fontinfo->ch[c]); + if (ch) + return ch->right; + + return 0; +} + +int glutStrokeLength(GLUTstrokeFont font, const unsigned char *string) +{ + int length = 0; + + for (; *string; string++) + length += glutStrokeWidth(font, *string); + return length; +} |