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 FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_PATTERNS_NODE_CONTAINER_NODE_CONTAINER_LAYOUT_ALGORITHM_H 17 #define FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_PATTERNS_NODE_CONTAINER_NODE_CONTAINER_LAYOUT_ALGORITHM_H 18 19 #include "core/components/common/properties/alignment.h" 20 #include "core/components_ng/pattern/stack/stack_layout_algorithm.h" 21 22 namespace OHOS::Ace::NG { 23 class ACE_EXPORT NodeContainerLayoutAlgorithm : public StackLayoutAlgorithm { 24 DECLARE_ACE_TYPE(NodeContainerLayoutAlgorithm, StackLayoutAlgorithm); 25 26 public: 27 NodeContainerLayoutAlgorithm() = default; 28 ~NodeContainerLayoutAlgorithm() override = default; 29 MeasureContent(const LayoutConstraintF &,LayoutWrapper *)30 std::optional<SizeF> MeasureContent( 31 const LayoutConstraintF& /*contentConstraint*/, LayoutWrapper* /*layoutWrapper*/) override 32 { 33 return std::nullopt; 34 } 35 36 void Measure(LayoutWrapper* layoutWrapper) override; 37 38 private: 39 ACE_DISALLOW_COPY_AND_MOVE(NodeContainerLayoutAlgorithm); 40 }; 41 } // namespace OHOS::Ace::NG 42 43 #endif 44