1 /* 2 * Copyright (c) 2022 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 IRENDER_BACKEND_H 17 #define IRENDER_BACKEND_H 18 19 #include <surface.h> 20 #include "surface_base.h" 21 22 class SkCanvas; 23 24 namespace OHOS { 25 namespace Rosen { 26 class IRenderBackend { 27 public: IRenderBackend()28 IRenderBackend() {} ~IRenderBackend()29 virtual ~IRenderBackend() {} 30 virtual void InitDrawContext() = 0; 31 virtual void MakeCurrent() = 0; 32 virtual void SwapBuffers() = 0; 33 virtual void* CreateSurface(void* window) = 0; 34 virtual void SetDamageRegion(int32_t left, int32_t top, int32_t width, int32_t height) = 0; 35 virtual void Destroy() = 0; 36 virtual void RenderFrame() = 0; 37 virtual SkCanvas* AcquireSkCanvas(std::unique_ptr<SurfaceFrame>& frame) = 0; 38 virtual Drawing::Canvas* AcquireDrCanvas(std::unique_ptr<SurfaceFrame>& frame) = 0; 39 }; 40 } 41 } 42 #endif