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69 lines
2.6 KiB
C
69 lines
2.6 KiB
C
/*
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Copyright (c) 2012, Broadcom Europe Ltd
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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* Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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* Neither the name of the copyright holder nor the
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names of its contributors may be used to endorse or promote products
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derived from this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY
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DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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// Font handling for graphicsx
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#ifndef VGFT_H
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#define VGFT_H
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#include "interface/vcos/vcos.h"
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#include <VG/openvg.h>
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#include <ft2build.h>
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typedef int VGFT_BOOL;
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#define VGFT_FALSE 0
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#define VGFT_TRUE (!VGFT_FALSE)
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#include FT_FREETYPE_H
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/* Returns 0 on success */
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extern int vgft_init(void);
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extern void vgft_term(void);
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typedef struct {
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VGFont vg_font;
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FT_Face ft_face;
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} VGFT_FONT_T;
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/** Initialise a FT->VG font */
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VCOS_STATUS_T vgft_font_init(VGFT_FONT_T *font);
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/** Load a font file from memory */
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VCOS_STATUS_T vgft_font_load_mem(VGFT_FONT_T *font, void *mem, size_t len);
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/** Convert a font into VG glyphs */
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VCOS_STATUS_T vgft_font_convert_glyphs(VGFT_FONT_T *font, unsigned int char_height, unsigned int dpi_x, unsigned int dpi_y);
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/** Release a font. */
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void vgft_font_term(VGFT_FONT_T *font);
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void vgft_font_draw(VGFT_FONT_T *font, VGfloat x, VGfloat y, const char *text, unsigned text_length, VGbitfield paint_modes);
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void vgft_get_text_extents(VGFT_FONT_T *font, const char *text, unsigned text_length, VGfloat start_x, VGfloat start_y, VGfloat *w, VGfloat *h);
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#endif
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