1 /*
2  * Copyright (c) 2021-2022 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 FOUNDATION_ACE_FRAMEWORKS_CORE_CANVAS_RENDER_CONTEXT_BASE_H
17 #define FOUNDATION_ACE_FRAMEWORKS_CORE_CANVAS_RENDER_CONTEXT_BASE_H
18 
19 #include <functional>
20 
21 namespace OHOS::Ace {
22 
23 const char WEBGL_RENDER_CONTEXT_NAME[] = "WebGLRenderingContext";
24 
25 class CanvasRenderContextBase {
26 public:
27     CanvasRenderContextBase() = default;
~CanvasRenderContextBase()28     virtual ~CanvasRenderContextBase() {}
29 
30     virtual void Create(void* context) = 0;
31 
32     virtual void Init() = 0;
33 
34     virtual void Attach(uint64_t textureId) = 0;
35 
36     virtual void Update() = 0;
37 
38     virtual void Detach() = 0;
39 
40     virtual void SetBitMapPtr(char* bitMapPtr, int bitMapWidth, int bitMapHeight) = 0;
41 
42     virtual uint64_t CreateTexture() = 0;
43 
44     virtual void SetUpdateCallback(std::function<void()>) = 0;
45 };
46 
47 } // namespace OHOS::Ace
48 
49 #endif // FOUNDATION_ACE_FRAMEWORKS_CORE_CANVAS_RENDER_CONTEXT_BASE_H
50