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Diffstat (limited to 'gfx/ots/src/cmap.h')
-rw-r--r-- | gfx/ots/src/cmap.h | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/gfx/ots/src/cmap.h b/gfx/ots/src/cmap.h new file mode 100644 index 000000000..5b09556b7 --- /dev/null +++ b/gfx/ots/src/cmap.h @@ -0,0 +1,74 @@ +// Copyright (c) 2009 The Chromium Authors. All rights reserved. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +#ifndef OTS_CMAP_H_ +#define OTS_CMAP_H_ + +#include <vector> + +#include "ots.h" + +namespace ots { + +struct OpenTypeCMAPSubtableRange { + uint32_t start_range; + uint32_t end_range; + uint32_t start_glyph_id; +}; + +struct OpenTypeCMAPSubtableVSRange { + uint32_t unicode_value; + uint8_t additional_count; +}; + +struct OpenTypeCMAPSubtableVSMapping { + uint32_t unicode_value; + uint16_t glyph_id; +}; + +struct OpenTypeCMAPSubtableVSRecord { + uint32_t var_selector; + uint32_t default_offset; + uint32_t non_default_offset; + std::vector<OpenTypeCMAPSubtableVSRange> ranges; + std::vector<OpenTypeCMAPSubtableVSMapping> mappings; +}; + +struct OpenTypeCMAP { + OpenTypeCMAP() + : subtable_0_3_4_data(NULL), + subtable_0_3_4_length(0), + subtable_0_5_14_length(0), + subtable_3_0_4_data(NULL), + subtable_3_0_4_length(0), + subtable_3_1_4_data(NULL), + subtable_3_1_4_length(0) { + } + + // Platform 0, Encoding 3, Format 4, Unicode BMP table. + const uint8_t *subtable_0_3_4_data; + size_t subtable_0_3_4_length; + + // Platform 0, Encoding 5, Format 14, Unicode Variation Sequence table. + size_t subtable_0_5_14_length; + std::vector<OpenTypeCMAPSubtableVSRecord> subtable_0_5_14; + + // Platform 3, Encoding 0, Format 4, MS Symbol table. + const uint8_t *subtable_3_0_4_data; + size_t subtable_3_0_4_length; + // Platform 3, Encoding 1, Format 4, MS Unicode BMP table. + const uint8_t *subtable_3_1_4_data; + size_t subtable_3_1_4_length; + + // Platform 3, Encoding 10, Format 12, MS Unicode UCS-4 table. + std::vector<OpenTypeCMAPSubtableRange> subtable_3_10_12; + // Platform 3, Encoding 10, Format 13, MS UCS-4 Fallback table. + std::vector<OpenTypeCMAPSubtableRange> subtable_3_10_13; + // Platform 1, Encoding 0, Format 0, Mac Roman table. + std::vector<uint8_t> subtable_1_0_0; +}; + +} // namespace ots + +#endif |