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_ALIGN_DECLARATION_H 17 #define FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_BASE_LAYOUT_ALIGN_DECLARATION_H 18 19 #include "base/memory/ace_type.h" 20 #include "core/components/common/layout/constants.h" 21 22 namespace OHOS::Ace { 23 24 class AlignDeclaration : public virtual AceType { 25 DECLARE_ACE_TYPE(AlignDeclaration, AceType); 26 27 public: 28 enum class Edge : uint32_t { 29 TOP = 0, 30 CENTER, 31 BOTTOM, 32 BASELINE, 33 START, 34 MIDDLE, 35 END, 36 AUTO, 37 }; 38 39 enum class DeclarationType : uint32_t { 40 VERTICAL = 0, 41 HORIZONTAL, 42 }; 43 44 AlignDeclaration() = default; 45 ~AlignDeclaration() override = default; 46 47 virtual DeclarationType GetDeclarationType() = 0; 48 GetHorizontalAlign()49 virtual HorizontalAlign GetHorizontalAlign() const 50 { 51 return HorizontalAlign::CENTER; 52 } 53 GetVerticalAlign()54 virtual VerticalAlign GetVerticalAlign() const 55 { 56 return VerticalAlign::CENTER; 57 } 58 }; 59 60 using AlignDeclarationPtr = AlignDeclaration*; 61 62 } // namespace OHOS::Ace 63 64 #endif // FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_BASE_LAYOUT_ALIGN_DECLARATION_H 65