1 /* glxfonts, Copyright (c) 2001-2012 Jamie Zawinski <jwz@jwz.org>
2 * Loads X11 fonts for use with OpenGL.
4 * Permission to use, copy, modify, distribute, and sell this software and its
5 * documentation for any purpose is hereby granted without fee, provided that
6 * the above copyright notice appear in all copies and that both that
7 * copyright notice and this permission notice appear in supporting
8 * documentation. No representations are made about the suitability of this
9 * software for any purpose. It is provided "as is" without express or
12 * Loads X11 fonts for use with OpenGL.
15 #ifndef __GLXFONTS_H__
16 #define __GLXFONTS_H__
20 #endif /* !HAVE_GLBITMAP */
23 /* This is basically the same as glXUseXFont().
24 We have our own version of it for portability.
26 extern void xscreensaver_glXUseXFont (Display *dpy, Font font,
27 int first, int count, int listbase);
28 #endif /* HAVE_GLBITMAP */
30 /* Loads the font named by the X resource "res".
31 Returns an XFontStruct.
32 Also converts the font to a set of GL lists and returns the first list.
34 extern void load_font (Display *, char *resource,
35 XFontStruct **font_ret,
38 /* Bounding box of the string in pixels.
40 extern int string_width (XFontStruct *f, const char *c, int *height_ret);
42 /* Draws the string on the window at the given pixel position.
43 Newlines and tab stops are honored.
44 Any text inside [] will be rendered as a subscript.
45 Assumes the font has been loaded as with load_font(). */
46 void print_gl_string (Display *dpy,
50 # else /* !HAVE_GLBITMAP */
51 texture_font_data *font_data,
52 # endif /* !HAVE_GLBITMAP */
53 int window_width, int window_height,
56 Bool clear_background_p);
58 #endif /* __GLXFONTS_H__ */