diff options
Diffstat (limited to 'gfx/ots/src/metrics.h')
| -rw-r--r-- | gfx/ots/src/metrics.h | 40 |
1 files changed, 21 insertions, 19 deletions
diff --git a/gfx/ots/src/metrics.h b/gfx/ots/src/metrics.h index 767be2fdb..efe14c070 100644 --- a/gfx/ots/src/metrics.h +++ b/gfx/ots/src/metrics.h @@ -1,4 +1,4 @@ -// Copyright (c) 2011 The Chromium Authors. All rights reserved. +// Copyright (c) 2011-2017 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. @@ -13,7 +13,14 @@ namespace ots { -struct OpenTypeMetricsHeader { +class OpenTypeMetricsHeader : public Table { + public: + explicit OpenTypeMetricsHeader(Font *font, uint32_t tag, uint32_t type) + : Table(font, tag, type) { } + + bool Parse(const uint8_t *data, size_t length); + bool Serialize(OTSStream *out); + uint32_t version; int16_t ascent; int16_t descent; @@ -28,27 +35,22 @@ struct OpenTypeMetricsHeader { uint16_t num_metrics; }; -struct OpenTypeMetricsTable { +struct OpenTypeMetricsTable : public Table { + public: + explicit OpenTypeMetricsTable(Font *font, uint32_t tag, uint32_t type, + uint32_t header_tag) + : Table(font, tag, type), m_header_tag(header_tag) { } + + bool Parse(const uint8_t *data, size_t length); + bool Serialize(OTSStream *out); + + private: + uint32_t m_header_tag; + std::vector<std::pair<uint16_t, int16_t> > entries; std::vector<int16_t> sbs; }; -bool ParseMetricsHeader(Font *font, Buffer *table, - OpenTypeMetricsHeader *header); -bool SerialiseMetricsHeader(const ots::Font *font, - OTSStream *out, - const OpenTypeMetricsHeader *header); - -bool ParseMetricsTable(const ots::Font *font, - Buffer *table, - const uint16_t num_glyphs, - const OpenTypeMetricsHeader *header, - OpenTypeMetricsTable *metrics); -bool SerialiseMetricsTable(const ots::Font *font, - OTSStream *out, - const OpenTypeMetricsTable *metrics); - } // namespace ots #endif // OTS_METRICS_H_ - |