94 lines
2.0 KiB
C++
94 lines
2.0 KiB
C++
// Copyright (c) 2009-2017 The OTS Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef OTS_CFF_H_
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#define OTS_CFF_H_
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#include "ots.h"
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#include <map>
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#include <string>
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#include <vector>
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#undef major // glibc defines major!
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namespace ots {
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struct CFFIndex {
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CFFIndex()
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: count(0), off_size(0), offset_to_next(0) {}
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uint32_t count;
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uint8_t off_size;
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std::vector<uint32_t> offsets;
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uint32_t offset_to_next;
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};
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typedef std::map<uint32_t, uint16_t> CFFFDSelect;
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class OpenTypeCFF : public Table {
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public:
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explicit OpenTypeCFF(Font *font, uint32_t tag)
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: Table(font, tag, tag),
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major(0),
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font_dict_length(0),
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charstrings_index(NULL),
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local_subrs(NULL),
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m_data(NULL),
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m_length(0) {
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}
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~OpenTypeCFF();
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bool Parse(const uint8_t *data, size_t length);
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bool Serialize(OTSStream *out);
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// Major version number.
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uint8_t major;
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// Name INDEX. This name is used in name.cc as a postscript font name.
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std::string name;
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// The number of fonts the file has.
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size_t font_dict_length;
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// A map from glyph # to font #.
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CFFFDSelect fd_select;
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// A list of char strings.
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CFFIndex* charstrings_index;
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// A list of Local Subrs associated with FDArrays. Can be empty.
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std::vector<CFFIndex *> local_subrs_per_font;
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// A Local Subrs associated with Top DICT. Can be NULL.
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CFFIndex *local_subrs;
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// CFF2 VariationStore regionIndexCount.
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std::vector<uint16_t> region_index_count;
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protected:
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bool ValidateFDSelect(uint16_t num_glyphs);
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private:
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const uint8_t *m_data;
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size_t m_length;
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};
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class OpenTypeCFF2 : public OpenTypeCFF {
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public:
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explicit OpenTypeCFF2(Font *font, uint32_t tag)
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: OpenTypeCFF(font, tag),
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m_data(NULL),
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m_length(0) {
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}
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bool Parse(const uint8_t *data, size_t length);
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bool Serialize(OTSStream *out);
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private:
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const uint8_t *m_data;
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size_t m_length;
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};
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} // namespace ots
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#endif // OTS_CFF_H_
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