mirror of
https://github.com/lexborisov/Modest
synced 2024-11-22 13:51:39 +03:00
63 lines
2.2 KiB
C
63 lines
2.2 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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#include "myfont/hhea.h"
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mystatus_t myfont_load_table_hhea(myfont_font_t *mf)
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{
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memset(&mf->table_hhea, 0, sizeof(myfont_table_hhea_t));
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if(mf->cache.tables_offset[MyFONT_TKEY_hhea] == 0)
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return MyFONT_STATUS_OK;
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myfont_table_hhea_t *thhea = &mf->table_hhea;
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const uint32_t table_offset = mf->cache.tables_offset[MyFONT_TKEY_hhea];
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if(mf->file_size < (table_offset + 8 + 6 + 2 + 22 + 2))
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return MyFONT_STATUS_ERROR_TABLE_UNEXPECTED_ENDING;
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/* get current data */
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uint8_t *data = &mf->file_data[table_offset];
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thhea->version = myfont_read_u32(&data);
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thhea->Ascender = myfont_read_16(&data);
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thhea->Descender = myfont_read_16(&data);
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thhea->LineGap = myfont_read_16(&data);
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thhea->advanceWidthMax = myfont_read_u16(&data);
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thhea->minLeftSideBearing = myfont_read_16(&data);
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thhea->minRightSideBearing = myfont_read_16(&data);
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thhea->xMaxExtent = myfont_read_16(&data);
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thhea->caretSlopeRise = myfont_read_16(&data);
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thhea->caretSlopeRun = myfont_read_16(&data);
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thhea->caretOffset = myfont_read_16(&data);
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thhea->reserved1 = myfont_read_16(&data);
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thhea->reserved2 = myfont_read_16(&data);
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thhea->reserved3 = myfont_read_16(&data);
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thhea->reserved4 = myfont_read_16(&data);
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thhea->metricDataFormat = myfont_read_16(&data);
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thhea->numberOfHMetrics = myfont_read_u16(&data);
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return MyFONT_STATUS_OK;
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}
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