1 /* 2 * Copyright (c) 2024 Huawei Device Co., Ltd.. All rights reserved. 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 SKPARAGRAPH_INCLUDE_RUN_BASE_H 17 #define SKPARAGRAPH_INCLUDE_RUN_BASE_H 18 19 #ifdef OHOS_SUPPORT 20 #include "modules/skparagraph/include/DartTypes.h" 21 #endif 22 #include "modules/skparagraph/include/ParagraphPainter.h" 23 24 namespace skia { 25 namespace textlayout { 26 class RunBase { 27 public: 28 29 virtual ~RunBase() = default; 30 #ifndef USE_SKIA_TXT 31 virtual const SkFont& font() const = 0; 32 #else 33 virtual const RSFont& font() const = 0; 34 #endif 35 36 virtual size_t size() const = 0; 37 virtual std::vector<uint16_t> getGlyphs() const = 0; 38 virtual std::vector<RSPoint> getPositions() const = 0; 39 virtual std::vector<RSPoint> getOffsets() const = 0; 40 41 #ifdef OHOS_SUPPORT 42 virtual std::vector<uint16_t> getGlyphs(int64_t start, int64_t length) const = 0; 43 virtual void getStringRange(uint64_t* location, uint64_t* length) const = 0; 44 virtual std::vector<uint64_t> getStringIndices(int64_t start, int64_t length) const = 0; 45 virtual float getTypographicBounds(float* ascent, float* descent, float* leading) const = 0; 46 virtual std::vector<RSPoint> getAdvances(uint32_t start, uint32_t length) const = 0; 47 virtual TextDirection getTextDirection() const = 0; 48 #ifndef USE_SKIA_TXT 49 virtual SkRect getImageBounds() const = 0; 50 virtual std::vector<SkPoint> getPositions(int64_t start, int64_t length) const = 0; 51 #else 52 virtual RSRect getImageBounds() const = 0; 53 virtual std::vector<RSPoint> getPositions(int64_t start, int64_t length) const = 0; 54 #endif 55 #endif 56 virtual void paint(ParagraphPainter* painter, SkScalar x, SkScalar y) = 0; 57 }; 58 } // namespace textlayout 59 } // namespace skia 60 61 #endif // SKPARAGRAPH_INCLUDE_RUN_BASE_H 62