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_FACTORIES_RENDER_NODE_FACTORY_H 17 #define FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_BASE_FACTORIES_RENDER_NODE_FACTORY_H 18 19 #include <string> 20 #include <vector> 21 22 #include "base/memory/ace_type.h" 23 24 namespace OHOS::Ace { 25 26 constexpr size_t FLEX_CACHE_SIZE = 50; 27 constexpr size_t FLEX_ITEM_CACHE_SIZE = 200; 28 constexpr bool USE_CACHE = false; 29 class RenderNode; 30 class RenderNodeFactory : public virtual AceType { 31 DECLARE_ACE_TYPE(RenderNodeFactory, AceType); 32 33 public: RenderNodeFactory(size_t cacheSize)34 explicit RenderNodeFactory(size_t cacheSize): cacheSize_(cacheSize) {} 35 36 ~RenderNodeFactory() override; 37 38 virtual RefPtr<RenderNode> Get(); 39 virtual bool Recycle(RenderNode*); 40 41 protected: 42 RefPtr<RenderNode> GetNodeFromCache(); 43 std::vector<RenderNode*> nodeCache_; 44 size_t cacheSize_ = 0; 45 46 ACE_DISALLOW_COPY_AND_MOVE(RenderNodeFactory); 47 }; 48 49 class RenderFlexFactory final : public virtual RenderNodeFactory { 50 DECLARE_ACE_TYPE(RenderFlexFactory, RenderNodeFactory); 51 52 public: RenderFlexFactory()53 RenderFlexFactory(): RenderNodeFactory(FLEX_CACHE_SIZE) {} 54 ~RenderFlexFactory() override = default; 55 ACE_DISALLOW_COPY_AND_MOVE(RenderFlexFactory); 56 }; 57 58 class RenderWrapFactory final : public virtual RenderNodeFactory { 59 DECLARE_ACE_TYPE(RenderWrapFactory, RenderNodeFactory); 60 61 public: RenderWrapFactory()62 RenderWrapFactory(): RenderNodeFactory(FLEX_CACHE_SIZE) {} 63 ~RenderWrapFactory() override = default; 64 ACE_DISALLOW_COPY_AND_MOVE(RenderWrapFactory); 65 }; 66 67 class RenderFlexItemFactory final : public virtual RenderNodeFactory { 68 DECLARE_ACE_TYPE(RenderFlexItemFactory, RenderNodeFactory); 69 70 public: RenderFlexItemFactory()71 RenderFlexItemFactory(): RenderNodeFactory(FLEX_ITEM_CACHE_SIZE) {} 72 ~RenderFlexItemFactory() override = default; 73 ACE_DISALLOW_COPY_AND_MOVE(RenderFlexItemFactory); 74 }; 75 76 } // namespace OHOS::Ace 77 78 #endif // FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_BASE_FACTORIES_RENDER_NODE_FACTORY_H 79