text: /*
   * Copyright (c) 2021 Huawei Device Co., Ltd.
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *     http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  
  #ifndef FOUNDATION_ACE_FRAMEWORKS_CORE_COMMON_PLATFORM_WINDOW_H
  #define FOUNDATION_ACE_FRAMEWORKS_CORE_COMMON_PLATFORM_WINDOW_H
  
  #include <functional>
  #include <memory>
  
  #include "base/memory/ace_type.h"
  #include "base/utils/macros.h"
  #include "base/utils/noncopyable.h"
  
  namespace OHOS::Ace {
  
  using AceVsyncCallback = std::function<void(uint64_t, uint32_t)>;
  class AceView;
  class RenderNode;
  
  class ACE_EXPORT PlatformWindow {
  public:
      PlatformWindow() = default;
      virtual ~PlatformWindow() = default;
  
      static std::unique_ptr<PlatformWindow> Create(AceView* aceView);
  
      // Request next vsync.
      virtual void RequestFrame() = 0;
  
      // Register Vsync callback.
      virtual void RegisterVsyncCallback(AceVsyncCallback&& callback) = 0;
  
      // Attach root render node to container
      virtual void SetRootRenderNode(const RefPtr<RenderNode>& root) = 0;
  
  private:
      ACE_DISALLOW_COPY_AND_MOVE(PlatformWindow);
  };
  
  } // namespace OHOS::Ace
  
  #endif // FOUNDATION_ACE_FRAMEWORKS_CORE_COMMON_PLATFORM_WINDOW_H
  