1 /* 2 * Copyright (c) 2021-2022 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_BASE_GEOMETRY_DIMENSION_OFFSET_H 17 #define FOUNDATION_ACE_FRAMEWORKS_BASE_GEOMETRY_DIMENSION_OFFSET_H 18 19 #include <cmath> 20 #include <limits> 21 22 #include "base/geometry/dimension.h" 23 #include "base/geometry/ng/offset_t.h" 24 #include "base/geometry/offset.h" 25 26 namespace OHOS::Ace { 27 28 class DimensionOffset { 29 public: 30 DimensionOffset() = default; 31 ~DimensionOffset() = default; DimensionOffset(const Dimension & deltaX,const Dimension & deltaY)32 DimensionOffset(const Dimension& deltaX, const Dimension& deltaY) : deltaX_(deltaX), deltaY_(deltaY) {} DimensionOffset(const Offset & offset)33 DimensionOffset(const Offset& offset) : deltaX_(Dimension(offset.GetX(), DimensionUnit::PX)), 34 deltaY_(Dimension(offset.GetY(), DimensionUnit::PX)) {} 35 DimensionOffset(const NG::OffsetF & offset)36 explicit DimensionOffset(const NG::OffsetF& offset) 37 : deltaX_(Dimension(offset.GetX())), deltaY_(Dimension(offset.GetY())) 38 {} 39 GetX()40 const Dimension& GetX() const 41 { 42 return deltaX_; 43 } 44 GetY()45 const Dimension& GetY() const 46 { 47 return deltaY_; 48 } 49 SetX(Dimension & x)50 void SetX(Dimension& x) 51 { 52 deltaX_ = x; 53 } 54 SetY(Dimension & y)55 void SetY(Dimension& y) 56 { 57 deltaY_ = y; 58 } 59 60 DimensionOffset operator+(const DimensionOffset& dimensionOffset) const 61 { 62 return DimensionOffset(deltaX_ + dimensionOffset.deltaX_, deltaY_ + dimensionOffset.deltaY_); 63 } 64 65 DimensionOffset operator-(const DimensionOffset& dimensionOffset) const 66 { 67 return DimensionOffset(deltaX_ - dimensionOffset.deltaX_, deltaY_ - dimensionOffset.deltaY_); 68 } 69 70 DimensionOffset operator*(double value) const 71 { 72 return DimensionOffset(deltaX_ * value, deltaY_ * value); 73 } 74 75 bool operator==(const DimensionOffset& dimensionOffset) const 76 { 77 return deltaX_ == dimensionOffset.deltaX_ && deltaY_ == dimensionOffset.deltaY_; 78 } 79 80 private: 81 Dimension deltaX_; 82 Dimension deltaY_; 83 }; 84 85 } // namespace OHOS::Ace 86 87 #endif // FOUNDATION_ACE_FRAMEWORKS_BASE_GEOMETRY_DIMENSION_OFFSET_H 88