1 /* 2 * Copyright (c) 2021 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_BASE_LAYOUT_POSITION_PARAM_H 17 #define FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_BASE_LAYOUT_POSITION_PARAM_H 18 19 #include "base/geometry/animatable_dimension.h" 20 #include "core/components/common/layout/constants.h" 21 22 namespace OHOS::Ace { 23 24 constexpr int32_t DIRECTION_RANGE = 3; 25 struct PositionParam { 26 std::pair<AnimatableDimension, bool> left = { AnimatableDimension(0.0, DimensionUnit::PX), false }; 27 std::pair<AnimatableDimension, bool> right = { AnimatableDimension(0.0, DimensionUnit::PX), false }; 28 std::pair<AnimatableDimension, bool> top = { AnimatableDimension(0.0, DimensionUnit::PX), false }; 29 std::pair<AnimatableDimension, bool> bottom = { AnimatableDimension(0.0, DimensionUnit::PX), false }; 30 std::pair<Dimension, Dimension> anchor = {0.0_px, 0.0_px}; 31 PositionType type = PositionType::PTRELATIVE; 32 }; 33 34 enum class AlignDirection { 35 LEFT, 36 MIDDLE, 37 RIGHT, 38 TOP, 39 CENTER, 40 BOTTOM, 41 }; 42 struct AlignRule { 43 std::string anchor; 44 union { 45 HorizontalAlign horizontal; 46 VerticalAlign vertical; 47 }; 48 49 bool operator==(const AlignRule& right) const 50 { 51 return ((this->anchor == right.anchor) && (this->vertical == right.vertical) && 52 (this->horizontal == right.horizontal)); 53 } 54 }; 55 56 } // namespace OHOS::Ace 57 58 #endif // FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_BASE_LAYOUT_POSITION_PARAM_H 59