+++ /dev/null
-/* Gacela, a GNU Guile extension for fast games development
- Copyright (C) 2009 by Javier Sancho Fernandez <jsf at jsancho dot org>
-
- This program is free software: you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation, either version 3 of the License, or
- (at your option) any later version.
-
- This program 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 General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program. If not, see <http://www.gnu.org/licenses/>.
-*/
-
-#include <libguile.h>
-#include <FTGL/ftgl.h>
-
-struct font
-{
- SCM filename;
- FTGLfont *font_address;
- int size;
-};
-
-static scm_t_bits font_tag;
-
-SCM
-make_font (SCM file, SCM size, FTGLfont *font_address)
-{
- SCM smob;
- struct font *font;
-
- font = (struct font *) scm_gc_malloc (sizeof (struct font), "font");
-
- font->filename = SCM_BOOL_F;
- font->size = scm_to_int (size);
- font->font_address = NULL;
-
- SCM_NEWSMOB (smob, font_tag, font);
-
- font->filename = file;
- font->font_address = font_address;
-
- return smob;
-}
-
-FTGLfont *
-get_font_address (SCM font_smob)
-{
- struct font *font;
-
- scm_assert_smob_type (font_tag, font_smob);
- font = (struct font *) SCM_SMOB_DATA (font_smob);
- return font->font_address;
-}
-
-SCM
-get_font_size (SCM font_smob)
-{
- struct font *font;
-
- scm_assert_smob_type (font_tag, font_smob);
- font = (struct font *) SCM_SMOB_DATA (font_smob);
- return scm_from_int (font->size);
-}
-
-SCM
-mark_font (SCM font_smob)
-{
- struct font *font = (struct font *) SCM_SMOB_DATA (font_smob);
-
- scm_gc_mark (font->filename);
-
- return SCM_BOOL_F;
-}
-
-size_t
-free_font (SCM font_smob)
-{
- struct font *font = (struct font *) SCM_SMOB_DATA (font_smob);
-
- ftglDestroyFont (font->font_address);
- scm_gc_free (font, sizeof (struct font), "font");
-
- return 0;
-}
-
-static int
-print_font (SCM font_smob, SCM port, scm_print_state *pstate)
-{
- struct font *font = (struct font *) SCM_SMOB_DATA (font_smob);
-
- scm_puts ("#<font \"", port);
- scm_display (font->filename, port);
- scm_puts ("\", size ", port);
- scm_display (scm_from_int (font->size), port);
- scm_puts (">", port);
-
- /* non-zero means success */
- return 1;
-}
-
-
-SCM
-gacela_ftglCreateTextureFont (SCM file, SCM size)
-{
- FTGLfont *font_address = ftglCreateTextureFont (scm_to_locale_string (file));
-
- if (font_address) {
- return make_font (file, size, font_address);
- }
- else {
- return SCM_BOOL_F;
- }
-}
-
-SCM
-gacela_ftglSetFontFaceSize (SCM font, SCM size, SCM res)
-{
- return scm_from_int (ftglSetFontFaceSize (get_font_address (font), scm_to_int (size), scm_to_int (res)));
-}
-
-SCM
-gacela_ftglGetFontFaceSize (SCM font)
-{
- return scm_from_int (ftglGetFontFaceSize (get_font_address (font)));
-}
-
-SCM
-gacela_ftglSetFontCharMap (SCM font, SCM encoding)
-{
- return scm_from_int (ftglSetFontCharMap (get_font_address (font), scm_to_int (encoding)));
-}
-
-SCM
-gacela_ftglRenderFont (SCM font, SCM string, SCM mode)
-{
- ftglRenderFont (get_font_address (font), scm_to_locale_string(string), scm_to_int (mode));
- return SCM_UNSPECIFIED;
-}
-
-
-void
-init_gacela_ftgl (void *data)
-{
- font_tag = scm_make_smob_type ("font", sizeof (struct font));
- scm_set_smob_mark (font_tag, mark_font);
- scm_set_smob_free (font_tag, free_font);
- scm_set_smob_print (font_tag, print_font);
- // scm_set_smob_equalp (surface_tag, equalp_surface);
- scm_c_define_gsubr ("font-size", 1, 0, 0, get_font_size);
-
- scm_c_define ("ft_encoding_unicode", scm_from_int (ft_encoding_unicode));
- scm_c_define ("FTGL_RENDER_ALL", scm_from_int (FTGL_RENDER_ALL));
-
- scm_c_define_gsubr ("ftglCreateTextureFont", 2, 0, 0, gacela_ftglCreateTextureFont);
- scm_c_define_gsubr ("ftglSetFontFaceSize", 3, 0, 0, gacela_ftglSetFontFaceSize);
- scm_c_define_gsubr ("ftglGetFontFaceSize", 1, 0, 0, gacela_ftglGetFontFaceSize);
- scm_c_define_gsubr ("ftglSetFontCharMap", 2, 0, 0, gacela_ftglSetFontCharMap);
- scm_c_define_gsubr ("ftglRenderFont", 3, 0, 0, gacela_ftglRenderFont);
-}
-
-
-void
-scm_init_gacela_ftgl ()
-{
- init_gacela_ftgl (NULL);
-}