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Diffstat (limited to 'sfntly/table/bitmap/index_sub_table_format2.h')
-rw-r--r-- | sfntly/table/bitmap/index_sub_table_format2.h | 106 |
1 files changed, 106 insertions, 0 deletions
diff --git a/sfntly/table/bitmap/index_sub_table_format2.h b/sfntly/table/bitmap/index_sub_table_format2.h new file mode 100644 index 0000000..784e8a3 --- /dev/null +++ b/sfntly/table/bitmap/index_sub_table_format2.h @@ -0,0 +1,106 @@ +/* + * Copyright 2011 Google Inc. All Rights Reserved. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#ifndef SFNTLY_CPP_SRC_SFNTLY_TABLE_BITMAP_INDEX_SUBTABLE_FORMAT2_H_ +#define SFNTLY_CPP_SRC_SFNTLY_TABLE_BITMAP_INDEX_SUBTABLE_FORMAT2_H_ + +#include "sfntly/table/bitmap/index_sub_table.h" +#include "sfntly/table/bitmap/big_glyph_metrics.h" + +namespace sfntly { +// Format 2 Index Subtable Entry. +class IndexSubTableFormat2 : public IndexSubTable, + public RefCounted<IndexSubTableFormat2> { + public: + class Builder : public IndexSubTable::Builder, + public RefCounted<Builder> { + public: + class BitmapGlyphInfoIterator + : public RefIterator<BitmapGlyphInfo, Builder, IndexSubTable::Builder> { + public: + explicit BitmapGlyphInfoIterator(Builder* container); + virtual ~BitmapGlyphInfoIterator() {} + + virtual bool HasNext(); + CALLER_ATTACH virtual BitmapGlyphInfo* Next(); + + private: + int32_t glyph_id_; + }; + + virtual ~Builder(); + virtual int32_t NumGlyphs(); + virtual int32_t GlyphStartOffset(int32_t glyph_id); + virtual int32_t GlyphLength(int32_t glyph_id); + CALLER_ATTACH virtual BitmapGlyphInfoIterator* GetIterator(); + + virtual CALLER_ATTACH FontDataTable* SubBuildTable(ReadableFontData* data); + virtual void SubDataSet(); + virtual int32_t SubDataSizeToSerialize(); + virtual bool SubReadyToSerialize(); + virtual int32_t SubSerialize(WritableFontData* new_data); + + int32_t ImageSize(); + void SetImageSize(int32_t image_size); + BigGlyphMetrics::Builder* BigMetrics(); + + static CALLER_ATTACH Builder* CreateBuilder(); + static CALLER_ATTACH Builder* CreateBuilder(ReadableFontData* data, + int32_t index_sub_table_offset, + int32_t first_glyph_index, + int32_t last_glyph_index); + static CALLER_ATTACH Builder* CreateBuilder(WritableFontData* data, + int32_t index_sub_table_offset, + int32_t first_glyph_index, + int32_t last_glyph_index); + private: + Builder(); + Builder(WritableFontData* data, + int32_t first_glyph_index, + int32_t last_glyph_index); + Builder(ReadableFontData* data, + int32_t first_glyph_index, + int32_t last_glyph_index); + + static int32_t DataLength(ReadableFontData* data, + int32_t index_sub_table_offset, + int32_t first_glyph_index, + int32_t last_glyph_index); + + BigGlyphMetricsBuilderPtr metrics_; + }; + + virtual ~IndexSubTableFormat2(); + + int32_t ImageSize(); + CALLER_ATTACH BigGlyphMetrics* BigMetrics(); + + virtual int32_t NumGlyphs(); + virtual int32_t GlyphStartOffset(int32_t glyph_id); + virtual int32_t GlyphLength(int32_t glyph_id); + + private: + IndexSubTableFormat2(ReadableFontData* data, int32_t first, int32_t last); + + int32_t image_size_; + friend class Builder; +}; +typedef Ptr<IndexSubTableFormat2> IndexSubTableFormat2Ptr; +typedef Ptr<IndexSubTableFormat2::Builder> IndexSubTableFormat2BuilderPtr; + +} // namespace sfntly + +#endif // SFNTLY_CPP_SRC_SFNTLY_TABLE_BITMAP_INDEX_SUBTABLE_FORMAT1_H_ |