72 lines
1.8 KiB
C
72 lines
1.8 KiB
C
/*
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* gl_font.h
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*
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* Basic OpenGL font rendering
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*
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* Copyright (C) 2013-2014 Sylvain Munaut
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef __FOSPHOR_GL_FONT_H__
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#define __FOSPHOR_GL_FONT_H__
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/*! \defgroup gl/font
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* @{
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*/
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/*! \file gl_font.h
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* \brief Basic OpenGL font rendering
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*/
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struct gl_font;
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#define GLF_FLG_LCD (1 << 0)
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enum glf_align
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{
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GLF_LEFT,
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GLF_RIGHT,
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GLF_TOP,
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GLF_BOTTOM,
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GLF_CENTER,
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};
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struct gl_font *glf_alloc(int height, int flags);
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void glf_free(struct gl_font *glf);
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int glf_load_face_file(struct gl_font *glf, const char *filename);
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int glf_load_face_mem(struct gl_font *glf, const void *data, size_t len);
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float glf_width_str(const struct gl_font *glf, const char *str);
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void glf_draw_str(const struct gl_font *glf,
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float x, enum glf_align x_align,
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float y, enum glf_align y_align,
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const char *str);
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void glf_printf(const struct gl_font *glf,
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float x, enum glf_align x_align,
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float y, enum glf_align y_align,
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const char *fmt, ...) __attribute__((format(printf, 6, 7)));
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void glf_begin(const struct gl_font *glf, float fg_color[3]);
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void glf_end(void);
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/*! @} */
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#endif /* __FOSPHOR_GL_FONT_H__ */
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