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-rw-r--r--gfx/ots/src/cmap.h21
1 files changed, 17 insertions, 4 deletions
diff --git a/gfx/ots/src/cmap.h b/gfx/ots/src/cmap.h
index 5b09556b7..feddbc696 100644
--- a/gfx/ots/src/cmap.h
+++ b/gfx/ots/src/cmap.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2009 The Chromium Authors. All rights reserved.
+// 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.
@@ -35,9 +35,11 @@ struct OpenTypeCMAPSubtableVSRecord {
std::vector<OpenTypeCMAPSubtableVSMapping> mappings;
};
-struct OpenTypeCMAP {
- OpenTypeCMAP()
- : subtable_0_3_4_data(NULL),
+class OpenTypeCMAP : public Table {
+ public:
+ explicit OpenTypeCMAP(Font *font, uint32_t tag)
+ : Table(font, tag, tag),
+ subtable_0_3_4_data(NULL),
subtable_0_3_4_length(0),
subtable_0_5_14_length(0),
subtable_3_0_4_data(NULL),
@@ -46,6 +48,10 @@ struct OpenTypeCMAP {
subtable_3_1_4_length(0) {
}
+ bool Parse(const uint8_t *data, size_t length);
+ bool Serialize(OTSStream *out);
+
+ private:
// Platform 0, Encoding 3, Format 4, Unicode BMP table.
const uint8_t *subtable_0_3_4_data;
size_t subtable_0_3_4_length;
@@ -67,6 +73,13 @@ struct OpenTypeCMAP {
std::vector<OpenTypeCMAPSubtableRange> subtable_3_10_13;
// Platform 1, Encoding 0, Format 0, Mac Roman table.
std::vector<uint8_t> subtable_1_0_0;
+
+ bool ParseFormat4(int platform, int encoding, const uint8_t *data,
+ size_t length, uint16_t num_glyphs);
+ bool Parse31012(const uint8_t *data, size_t length, uint16_t num_glyphs);
+ bool Parse31013(const uint8_t *data, size_t length, uint16_t num_glyphs);
+ bool Parse0514(const uint8_t *data, size_t length, uint16_t num_glyphs);
+ bool Parse100(const uint8_t *data, size_t length);
};
} // namespace ots