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_BASE_RESOURCE_ASSET_MANAGER_H 17 #define FOUNDATION_ACE_FRAMEWORKS_BASE_RESOURCE_ASSET_MANAGER_H 18 19 #include "base/memory/ace_type.h" 20 #include "base/memory/referenced.h" 21 22 namespace OHOS::Ace { 23 24 class Asset : public Referenced { 25 public: 26 ~Asset() override = default; 27 28 virtual size_t GetSize() const = 0; 29 virtual const uint8_t* GetData() const = 0; 30 }; 31 32 class AssetProvider : public AceType { 33 DECLARE_ACE_TYPE(AssetProvider, AceType); 34 35 public: 36 virtual std::string GetAssetPath(const std::string& assetName) = 0; 37 38 virtual void GetAssetList(const std::string& path, std::vector<std::string>& assetList) = 0; 39 40 virtual bool IsValid() const = 0; 41 }; 42 43 class AssetManager : public AceType { 44 DECLARE_ACE_TYPE(AssetManager, AceType); 45 46 public: 47 ~AssetManager() override = default; 48 49 virtual void PushFront(RefPtr<AssetProvider> provider) = 0; 50 51 virtual void PushBack(RefPtr<AssetProvider> provider) = 0; 52 53 virtual RefPtr<Asset> GetAsset(const std::string& assetName) = 0; 54 55 virtual std::string GetAssetPath(const std::string& assetName) = 0; 56 57 virtual void SetLibPath(const std::string& packagePath) = 0; 58 59 virtual std::string GetLibPath() const = 0; 60 61 virtual void GetAssetList(const std::string& path, std::vector<std::string>& assetList) const = 0; 62 }; 63 64 } // namespace OHOS::Ace 65 66 #endif // FOUNDATION_ACE_FRAMEWORKS_BASE_RESOURCE_ASSET_MANAGER_H 67