mirror of
https://github.com/wiiu-env/WiiUPluginLoaderBackend.git
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89 lines
2.3 KiB
C
89 lines
2.3 KiB
C
/* This file is part of libschrift.
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*
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* © 2019-2022 Thomas Oltmann and contributors
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*
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* Permission to use, copy, modify, and/or distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */
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#ifndef SCHRIFT_H
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#define SCHRIFT_H 1
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#include <stddef.h> /* size_t */
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#include <stdint.h> /* uint_fast32_t, uint_least32_t */
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define SFT_DOWNWARD_Y 0x01
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typedef struct SFT SFT;
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typedef struct SFT_Font SFT_Font;
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typedef uint_least32_t SFT_UChar; /* Guaranteed to be compatible with char32_t. */
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typedef uint_fast32_t SFT_Glyph;
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typedef struct SFT_LMetrics SFT_LMetrics;
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typedef struct SFT_GMetrics SFT_GMetrics;
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typedef struct SFT_Kerning SFT_Kerning;
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typedef struct SFT_Image SFT_Image;
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struct SFT {
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SFT_Font *font;
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double xScale;
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double yScale;
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double xOffset;
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double yOffset;
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int flags;
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};
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struct SFT_LMetrics {
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double ascender;
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double descender;
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double lineGap;
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};
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struct SFT_GMetrics {
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double advanceWidth;
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double leftSideBearing;
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int yOffset;
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int minWidth;
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int minHeight;
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};
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struct SFT_Kerning {
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double xShift;
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double yShift;
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};
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struct SFT_Image {
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void *pixels;
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int width;
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int height;
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};
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const char *sft_version(void);
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SFT_Font *sft_loadmem(const void *mem, size_t size);
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void sft_freefont(SFT_Font *font);
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int sft_lmetrics(const SFT *sft, SFT_LMetrics *metrics);
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int sft_lookup(const SFT *sft, SFT_UChar codepoint, SFT_Glyph *glyph);
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int sft_gmetrics(const SFT *sft, SFT_Glyph glyph, SFT_GMetrics *metrics);
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int sft_kerning(const SFT *sft, SFT_Glyph leftGlyph, SFT_Glyph rightGlyph,
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SFT_Kerning *kerning);
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int sft_render(const SFT *sft, SFT_Glyph glyph, SFT_Image image);
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#ifdef __cplusplus
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}
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#endif
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#endif
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