1 /* 2 * Copyright (c) 2023 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #ifndef ROSEN_MODULES_TEXGINE_SRC_TEXGINE_DRAWING_TEXGINE_FONT_H 17 #define ROSEN_MODULES_TEXGINE_SRC_TEXGINE_DRAWING_TEXGINE_FONT_H 18 19 #include <memory> 20 21 #ifndef USE_ROSEN_DRAWING 22 #include <include/core/SkFont.h> 23 #else 24 #include "drawing.h" 25 #endif 26 27 #include "texgine_font_metrics.h" 28 #include "texgine_typeface.h" 29 30 namespace OHOS { 31 namespace Rosen { 32 namespace TextEngine { 33 class TexgineFont { 34 public: 35 enum FontEdging : uint8_t { 36 ALIAS, 37 ANTIALIAS, 38 SUBPIXEL_ANTIALIAS, 39 }; 40 41 enum TexgineFontHinting : uint8_t { 42 NONE, 43 SLIGHT, 44 NORMAL, 45 FULL, 46 }; 47 48 #ifndef USE_ROSEN_DRAWING 49 std::shared_ptr<SkFont> GetFont() const; 50 #else 51 std::shared_ptr<RSFont> GetFont() const; 52 #endif 53 54 /* 55 * @brief Set typeface to SkFont 56 */ 57 void SetTypeface(const std::shared_ptr<TexgineTypeface> tf); 58 59 /* 60 * @brief Set font size 61 */ 62 void SetSize(float textSize); 63 64 /* 65 * @brief Get metrics of the font 66 */ 67 float GetMetrics(std::shared_ptr<TexgineFontMetrics> metrics) const; 68 69 /* 70 * @brief Get metrics of the font 71 */ 72 void SetSubpixel(const bool isSubpixel); 73 74 /* 75 * @brief Set subpixel positioning 76 */ 77 void SetEdging(const FontEdging edging); 78 79 /* 80 * @brief Set font optimization mode 81 */ 82 void SetHinting(const TexgineFontHinting hinting); 83 84 /* 85 * @brief Set font default non-bold italics mode 86 */ 87 void SetSkewX(); 88 89 void SetBold(); 90 private: 91 #ifndef USE_ROSEN_DRAWING 92 std::shared_ptr<SkFont> font_ = std::make_shared<SkFont>(); 93 #else 94 std::shared_ptr<RSFont> font_ = std::make_shared<RSFont>(); 95 #endif 96 }; 97 } // namespace TextEngine 98 } // namespace Rosen 99 } // namespace OHOS 100 101 #endif // ROSEN_MODULES_TEXGINE_SRC_TEXGINE_DRAWING_TEXGINE_FONT_H 102