mirror of
https://github.com/lexborisov/Modest
synced 2024-11-22 13:51:39 +03:00
130 lines
4.0 KiB
C
130 lines
4.0 KiB
C
/*
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Copyright (C) 2016 Alexander Borisov
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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This library 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 GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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Author: lex.borisov@gmail.com (Alexander Borisov)
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*/
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#ifndef MyFONT_MyFONT_H
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#define MyFONT_MyFONT_H
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#pragma once
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#include <myfont/myosi.h>
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#include <myfont/cmap.h>
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#include <myfont/head.h>
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#include <myfont/name.h>
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#include <myfont/os_2.h>
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#include <myfont/maxp.h>
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#include <myfont/hhea.h>
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#include <myfont/hmtx.h>
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#include <myfont/glyf.h>
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#include <myfont/vhea.h>
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#include <myfont/vmtx.h>
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#include <myfont/pclt.h>
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#include <myfont/loca.h>
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#include <myhtml/utils/mchar_async.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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// base
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struct myfont_header {
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uint16_t version_major;
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uint16_t version_minor;
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uint16_t numTables;
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uint16_t searchRange;
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uint16_t entrySelector;
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uint16_t rangeShift;
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}
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typedef myfont_header_t;
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struct myfont_table {
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uint32_t tag;
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uint32_t checkSum;
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uint32_t offset;
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uint32_t length;
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}
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typedef myfont_table_t;
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struct myfont_cache {
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uint32_t tables_offset[MyFONT_TKEY_LAST_KEY];
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}
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typedef myfont_cache_t;
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struct myfont_font {
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myfont_header_t header;
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myfont_cache_t cache;
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myfont_table_cmap_t table_cmap;
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myfont_table_head_t table_head;
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myfont_table_name_t table_name;
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myfont_table_os_2_t table_os_2;
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myfont_table_maxp_t table_maxp;
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myfont_table_hhea_t table_hhea;
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myfont_table_hmtx_t table_hmtx;
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myfont_table_glyf_t table_glyf;
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myfont_table_vmtx_t table_vmtx;
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myfont_table_vhea_t table_vhea;
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myfont_table_pclt_t table_pclt;
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myfont_table_loca_t table_loca;
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char* file_path;
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size_t file_size;
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uint8_t* file_data;
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mchar_async_t* mchar;
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size_t mchar_node_id;
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};
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myfont_font_t * myfont_create(void);
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myfont_status_t myfont_init(myfont_font_t *mf);
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void myfont_clean(myfont_font_t *mf);
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myfont_font_t * myfont_destroy(myfont_font_t *mf, bool self_destroy);
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void * myfont_malloc(myfont_font_t* mf, size_t size);
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void * myfont_calloc(myfont_font_t* mf, size_t count, size_t size);
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void myfont_free(myfont_font_t *mf, void* data);
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myfont_status_t myfont_load(myfont_font_t *mf, const char *filepath);
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void myfont_font_print_exists_table(myfont_font_t *mf, FILE *file);
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myfont_status_t myfont_check_required_tables(myfont_font_t *mf);
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float myfont_metrics_baseline(myfont_font_t *mf, float font_size);
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float myfont_metrics_ascender(myfont_font_t *mf, float font_size);
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float myfont_metrics_descender(myfont_font_t *mf, float font_size);
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float myfont_metrics_line_gap(myfont_font_t *mf, float font_size);
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float myfont_metrics_x_height(myfont_font_t *mf, float font_size);
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float myfont_metrics_cap_height(myfont_font_t *mf, float font_size);
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float myfont_metrics_font_height(myfont_font_t *mf, float font_size);
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float myfont_metrics_width(myfont_font_t *mf, unsigned long codepoint, float font_size, myfont_status_t* status);
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float myfont_metrics_height(myfont_font_t *mf, unsigned long codepoint, float font_size, myfont_status_t* status);
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float myfont_metrics_glyph_offset_y(myfont_font_t *mf, unsigned long codepoint, float font_size, myfont_status_t* status);
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myfont_status_t myfont_load_table(myfont_font_t *mf, void *table, size_t size, enum myfont_table_key tkey);
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int16_t myfont_table_version_major(uint32_t version);
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int16_t myfont_table_version_minor(uint32_t version);
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#ifdef __cplusplus
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} /* extern "C" */
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#endif
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#endif /* MyFONT_MyFONT_H */
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