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_PROGRESS_PROGRESS_LAYOUT_ALGORITHM_H 17 #define FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_PATTERN_PROGRESS_PROGRESS_LAYOUT_ALGORITHM_H 18 19 #include <string> 20 21 #include "base/geometry/dimension.h" 22 #include "base/geometry/ng/offset_t.h" 23 #include "base/geometry/offset.h" 24 #include "core/components/common/properties/color.h" 25 #include "core/components_ng/layout/box_layout_algorithm.h" 26 #include "core/components_ng/layout/layout_wrapper.h" 27 #include "core/components_ng/pattern/progress/progress_date.h" 28 29 namespace OHOS::Ace::NG { 30 // ProgressLayoutAlgorithm acts as the underlying progress layout. 31 class ACE_EXPORT ProgressLayoutAlgorithm : public BoxLayoutAlgorithm { 32 DECLARE_ACE_TYPE(ProgressLayoutAlgorithm, BoxLayoutAlgorithm); 33 34 public: 35 ProgressLayoutAlgorithm(); 36 37 ~ProgressLayoutAlgorithm() override = default; 38 39 std::optional<SizeF> MeasureContent( 40 const LayoutConstraintF& contentConstraint, LayoutWrapper* layoutWrapper) override; 41 42 ProgressType GetType() const; 43 float GetStrokeWidth() const; 44 float GetChildHeight(LayoutWrapper* layoutWrapper, float width) const; 45 46 private: 47 std::optional<SizeF> MeasureContentForApiNine( 48 const LayoutConstraintF& contentConstraint, LayoutWrapper* layoutWrapper); 49 ProgressType type_ = ProgressType::LINEAR; 50 float strokeWidth_= 2.0f; 51 ACE_DISALLOW_COPY_AND_MOVE(ProgressLayoutAlgorithm); 52 }; 53 } // namespace OHOS::Ace::NG 54 55 #endif // FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_PATTERN_PROGRESS_PROGRESS_LAYOUT_ALGORITHM_H 56