1 /* 2 * Copyright (c) 2022-2025 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_IMAGE_IMAGE_LAYOUT_ALGORITHM_H 17 #define FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_PATTERN_IMAGE_IMAGE_LAYOUT_ALGORITHM_H 18 19 #include "core/components_ng/image_provider/image_loading_context.h" 20 #include "core/components_ng/layout/box_layout_algorithm.h" 21 #include "core/components_ng/layout/layout_wrapper.h" 22 23 namespace OHOS::Ace::NG { 24 25 class ACE_EXPORT ImageLayoutAlgorithm : public BoxLayoutAlgorithm { 26 DECLARE_ACE_TYPE(ImageLayoutAlgorithm, BoxLayoutAlgorithm); 27 28 public: 29 ImageLayoutAlgorithm() = default; 30 ~ImageLayoutAlgorithm() override = default; 31 32 std::optional<SizeF> MeasureContent( 33 const LayoutConstraintF& contentConstraint, LayoutWrapper* layoutWrapper) override; 34 35 void Measure(LayoutWrapper* layoutWrapper) override; 36 37 void Layout(LayoutWrapper* layoutWrapper) override; 38 void UpdateFrameSizeWithLayoutPolicy( 39 LayoutWrapper* layoutWrapper, OptionalSizeF& imageFrameSize, const std::optional<SizeF>& rawImageSize); 40 41 static void PerformImageAnimationLayout(LayoutWrapper* layoutWrapper); 42 static bool IsImageAnimationLayout(LayoutWrapper* layoutWrapper); 43 44 private: 45 ACE_DISALLOW_COPY_AND_MOVE(ImageLayoutAlgorithm); 46 }; 47 } // namespace OHOS::Ace::NG 48 49 #endif // FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_PATTERN_IMAGE_IMAGE_LAYOUT_ALGORITHM_H 50