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 HORIZONTAL_DIRECTION_RANGE = 3; 25 constexpr int32_t VERTICAL_DIRECTION_RANGE = 6; 26 27 struct PositionParam { 28 std::pair<AnimatableDimension, bool> left = { AnimatableDimension(0.0, DimensionUnit::PX), false }; 29 std::pair<AnimatableDimension, bool> right = { AnimatableDimension(0.0, DimensionUnit::PX), false }; 30 std::pair<AnimatableDimension, bool> top = { AnimatableDimension(0.0, DimensionUnit::PX), false }; 31 std::pair<AnimatableDimension, bool> bottom = { AnimatableDimension(0.0, DimensionUnit::PX), false }; 32 std::pair<Dimension, Dimension> anchor = {0.0_px, 0.0_px}; 33 PositionType type = PositionType::PTRELATIVE; 34 }; 35 36 enum class AlignDirection { 37 LEFT, 38 MIDDLE, 39 RIGHT, 40 TOP, 41 CENTER, 42 BOTTOM, 43 }; 44 struct AlignRule { 45 std::string anchor; 46 union { 47 HorizontalAlign horizontal; 48 VerticalAlign vertical; 49 }; 50 51 bool operator==(const AlignRule& right) const 52 { 53 return ((this->anchor == right.anchor) && (this->vertical == right.vertical) && 54 (this->horizontal == right.horizontal)); 55 } 56 }; 57 58 } // namespace OHOS::Ace 59 60 #endif // FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_BASE_LAYOUT_POSITION_PARAM_H 61