diff options
Diffstat (limited to 'gfx/ots/src/math_.h')
-rw-r--r-- | gfx/ots/src/math_.h | 60 |
1 files changed, 52 insertions, 8 deletions
diff --git a/gfx/ots/src/math_.h b/gfx/ots/src/math_.h index 91c54dbe1..875cacd4d 100644 --- a/gfx/ots/src/math_.h +++ b/gfx/ots/src/math_.h @@ -1,4 +1,4 @@ -// Copyright (c) 2014 The Chromium Authors. All rights reserved. +// Copyright (c) 2014-2017 The OTS Authors. All rights reserved. // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. @@ -9,14 +9,58 @@ namespace ots { -struct OpenTypeMATH { - OpenTypeMATH() - : data(NULL), - length(0) { - } +class OpenTypeMATH : public Table { + public: + explicit OpenTypeMATH(Font *font, uint32_t tag) + : Table(font, tag, tag), + m_data(NULL), + m_length(0) { } - const uint8_t *data; - size_t length; + bool Parse(const uint8_t *data, size_t length); + bool Serialize(OTSStream *out); + bool ShouldSerialize(); + + private: + bool ParseMathValueRecord(ots::Buffer* subtable, + const uint8_t *data, + const size_t length); + bool ParseMathConstantsTable(const uint8_t *data, size_t length); + bool ParseMathValueRecordSequenceForGlyphs(ots::Buffer* subtable, + const uint8_t *data, + const size_t length, + const uint16_t num_glyphs); + bool ParseMathItalicsCorrectionInfoTable(const uint8_t *data, + size_t length, + const uint16_t num_glyphs); + bool ParseMathTopAccentAttachmentTable(const uint8_t *data, + size_t length, + const uint16_t num_glyphs); + bool ParseMathKernTable(const uint8_t *data, size_t length); + bool ParseMathKernInfoTable(const uint8_t *data, + size_t length, + const uint16_t num_glyphs); + bool ParseMathGlyphInfoTable(const uint8_t *data, + size_t length, + const uint16_t num_glyphs); + bool ParseGlyphAssemblyTable(const uint8_t *data, + size_t length, + const uint16_t num_glyphs); + bool ParseMathGlyphConstructionTable(const uint8_t *data, + size_t length, + const uint16_t num_glyphs); + bool ParseMathGlyphConstructionSequence(ots::Buffer* subtable, + const uint8_t *data, + size_t length, + const uint16_t num_glyphs, + uint16_t offset_coverage, + uint16_t glyph_count, + const unsigned sequence_end); + bool ParseMathVariantsTable(const uint8_t *data, + size_t length, + const uint16_t num_glyphs); + + const uint8_t *m_data; + size_t m_length; }; } // namespace ots |