| // Copyright (c) 2011 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_METRICS_H_ |
| #define OTS_METRICS_H_ |
| |
| #include <utility> // std::pair |
| #include <vector> |
| |
| #include "ots.h" |
| |
| namespace ots { |
| |
| struct OpenTypeMetricsHeader { |
| uint32_t version; |
| int16_t ascent; |
| int16_t descent; |
| int16_t linegap; |
| uint16_t adv_width_max; |
| int16_t min_sb1; |
| int16_t min_sb2; |
| int16_t max_extent; |
| int16_t caret_slope_rise; |
| int16_t caret_slope_run; |
| int16_t caret_offset; |
| uint16_t num_metrics; |
| }; |
| |
| struct OpenTypeMetricsTable { |
| std::vector<std::pair<uint16_t, int16_t> > entries; |
| std::vector<int16_t> sbs; |
| }; |
| |
| bool ParseMetricsHeader(OpenTypeFile *file, Buffer *table, |
| OpenTypeMetricsHeader *header); |
| bool SerialiseMetricsHeader(OTSStream *out, |
| const OpenTypeMetricsHeader *header); |
| |
| bool ParseMetricsTable(Buffer *table, |
| const uint16_t num_glyphs, |
| const OpenTypeMetricsHeader *header, |
| OpenTypeMetricsTable *metrics); |
| bool SerialiseMetricsTable(OTSStream *out, |
| const OpenTypeMetricsTable *metrics); |
| |
| } // namespace ots |
| |
| #endif // OTS_METRICS_H_ |
| |