1 /* 2 * Copyright (C) 2018 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef MINIKIN_TEST_FREE_TYPE_MINIKIN_FONT_FOR_TEST_H 18 #define MINIKIN_TEST_FREE_TYPE_MINIKIN_FONT_FOR_TEST_H 19 20 #include <ft2build.h> 21 22 #include <string> 23 24 #include "minikin/Buffer.h" 25 #include "minikin/Font.h" 26 #include "minikin/MinikinFont.h" 27 #include "minikin/MinikinFontFactory.h" 28 #include FT_FREETYPE_H 29 30 #include "minikin/Macros.h" 31 32 namespace minikin { 33 34 class FreeTypeMinikinFontForTest : public MinikinFont { 35 public: 36 FreeTypeMinikinFontForTest(const std::string& font_path, int index, 37 const VariationSettings& axes); FreeTypeMinikinFontForTest(const std::string & font_path,int index)38 FreeTypeMinikinFontForTest(const std::string& font_path, int index) 39 : FreeTypeMinikinFontForTest(font_path, index, VariationSettings()) {} FreeTypeMinikinFontForTest(const std::string & font_path)40 FreeTypeMinikinFontForTest(const std::string& font_path) 41 : FreeTypeMinikinFontForTest(font_path, 0, VariationSettings()) {} 42 virtual ~FreeTypeMinikinFontForTest(); 43 44 // MinikinFont overrides. 45 float GetHorizontalAdvance(uint32_t glyph_id, const MinikinPaint& paint, 46 const FontFakery& fakery) const override; 47 void GetBounds(MinikinRect* bounds, uint32_t glyph_id, const MinikinPaint& paint, 48 const FontFakery& fakery) const override; 49 void GetFontExtent(MinikinExtent* extent, const MinikinPaint& paint, 50 const FontFakery& fakery) const override; 51 GetFontPath()52 const std::string& GetFontPath() const override { return mFontPath; } GetFontData()53 const void* GetFontData() const { return mFontData; } GetFontSize()54 size_t GetFontSize() const { return mFontSize; } GetFontIndex()55 int GetFontIndex() const { return mFontIndex; } GetAxes()56 const VariationSettings& GetAxes() const { return mAxes; } 57 std::shared_ptr<MinikinFont> createFontWithVariation(const VariationSettings&) const; 58 59 private: 60 const std::string mFontPath; 61 const int mFontIndex; 62 void* mFontData; 63 size_t mFontSize; 64 VariationSettings mAxes; 65 66 FT_Library mFtLibrary; 67 FT_Face mFtFace; 68 69 MINIKIN_PREVENT_COPY_AND_ASSIGN(FreeTypeMinikinFontForTest); 70 }; 71 72 class FreeTypeMinikinFontForTestFactory : MinikinFontFactory { 73 private: 74 FreeTypeMinikinFontForTestFactory(); 75 76 public: 77 static void init(); 78 79 void write(BufferWriter* writer, const MinikinFont* typeface) const override; 80 81 std::shared_ptr<MinikinFont> create(BufferReader reader) const override; 82 83 void skip(BufferReader* reader) const override; 84 }; 85 86 } // namespace minikin 87 88 #endif // MINIKIN_TEST_FREE_TYPE_MINIKIN_FONT_FOR_TEST_H 89