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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 01:47:29 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 01:47:29 +0000 |
commit | 0ebf5bdf043a27fd3dfb7f92e0cb63d88954c44d (patch) | |
tree | a31f07c9bcca9d56ce61e9a1ffd30ef350d513aa /gfx/ots/src/kern.h | |
parent | Initial commit. (diff) | |
download | firefox-esr-0ebf5bdf043a27fd3dfb7f92e0cb63d88954c44d.tar.xz firefox-esr-0ebf5bdf043a27fd3dfb7f92e0cb63d88954c44d.zip |
Adding upstream version 115.8.0esr.upstream/115.8.0esr
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'gfx/ots/src/kern.h')
-rw-r--r-- | gfx/ots/src/kern.h | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/gfx/ots/src/kern.h b/gfx/ots/src/kern.h new file mode 100644 index 0000000000..38f056851b --- /dev/null +++ b/gfx/ots/src/kern.h @@ -0,0 +1,49 @@ +// Copyright (c) 2009-2017 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. + +#ifndef OTS_KERN_H_ +#define OTS_KERN_H_ + +#include <vector> + +#include "ots.h" + +namespace ots { + +struct OpenTypeKERNFormat0Pair { + uint16_t left; + uint16_t right; + int16_t value; +}; + +struct OpenTypeKERNFormat0 { + uint16_t version; + uint16_t coverage; + uint16_t search_range; + uint16_t entry_selector; + uint16_t range_shift; + std::vector<OpenTypeKERNFormat0Pair> pairs; +}; + +// Format 2 is not supported. Since the format is not supported by Windows, +// WebFonts unlikely use it. I've checked thousands of proprietary fonts and +// free fonts, and found no font uses the format. + +class OpenTypeKERN : public Table { + public: + explicit OpenTypeKERN(Font *font, uint32_t tag) + : Table(font, tag, tag) { } + + bool Parse(const uint8_t *data, size_t length); + bool Serialize(OTSStream *out); + bool ShouldSerialize(); + + private: + uint16_t version; + std::vector<OpenTypeKERNFormat0> subtables; +}; + +} // namespace ots + +#endif // OTS_KERN_H_ |