1 /* 2 * Copyright (c) 2022 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 FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_PATTERN_TEXT_TEXT_PAINT_METHOD_H 17 #define FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_PATTERN_TEXT_TEXT_PAINT_METHOD_H 18 19 #include <utility> 20 21 #include "base/memory/ace_type.h" 22 #include "base/memory/referenced.h" 23 #include "base/utils/macros.h" 24 #include "base/utils/utils.h" 25 #include "core/components_ng/pattern/text/text_content_modifier.h" 26 #include "core/components_ng/pattern/text/text_layout_property.h" 27 #include "core/components_ng/pattern/text/text_overlay_modifier.h" 28 #include "core/components_ng/render/node_paint_method.h" 29 #include "core/components_ng/render/paragraph.h" 30 31 namespace OHOS::Ace::NG { 32 class ACE_EXPORT TextPaintMethod : public NodePaintMethod { 33 DECLARE_ACE_TYPE(TextPaintMethod, NodePaintMethod) 34 public: 35 TextPaintMethod(const WeakPtr<Pattern>& pattern, float baselineOffset, 36 RefPtr<TextContentModifier> textContentModifier, RefPtr<TextOverlayModifier> textOverlayModifier); 37 38 ~TextPaintMethod() override = default; 39 40 RefPtr<Modifier> GetContentModifier(PaintWrapper* paintWrapper) override; 41 void UpdateContentModifier(PaintWrapper* paintWrapper) override; 42 43 RefPtr<Modifier> GetOverlayModifier(PaintWrapper* paintWrapper) override; 44 void UpdateOverlayModifier(PaintWrapper* paintWrapper) override; 45 46 protected: GetPattern()47 WeakPtr<Pattern> GetPattern() const 48 { 49 return pattern_; 50 } 51 52 private: 53 void UpdateParagraphAndImageSpanNodeList(); 54 void UpdateObscuredRects(); 55 std::vector<RectF> CalculateSelectedRect( 56 const std::vector<std::pair<std::vector<RectF>, TextDirection>>& selectedRects, float contentWidth); 57 58 WeakPtr<Pattern> pattern_; 59 float baselineOffset_; 60 61 RefPtr<TextContentModifier> textContentModifier_; 62 RefPtr<TextOverlayModifier> textOverlayModifier_; 63 64 ACE_DISALLOW_COPY_AND_MOVE(TextPaintMethod); 65 }; 66 67 } // namespace OHOS::Ace::NG 68 69 #endif // FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_PATTERN_TEXT_TEXT_PAINT_METHOD_H 70