1 /*
2  * Copyright (c) 2020-2021 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 GRAPHIC_LITE_ISURFACE_H
17 #define GRAPHIC_LITE_ISURFACE_H
18 
19 #include "gfx_utils/geometry2d.h"
20 
21 namespace OHOS {
22 /**
23  * @brief The ISurface class is an abstract definition of surface.
24  *        Interface to a surface object, being a graphics context for rendering and state control,
25  *        buffer operations, palette access.
26  */
27 class ISurface {
28 public:
ISurface()29     ISurface() {}
30 
~ISurface()31     virtual ~ISurface() {}
32 
33     virtual void Lock(void** buf, void** phyMem, uint32_t* strideLen) = 0;
34 
35     /**
36      * @brief Unlock the surface.
37      */
38     virtual void Unlock() = 0;
39 };
40 } // namespace OHOS
41 #endif // GRAPHIC_LITE_ISURFACE_H