1 /*
2  * Copyright (c) 2024 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 #ifndef RENDER_SERVICE_CLIENT_CORE_RENDER_RS_MAGNIFIER_SHADER_FILTER_H
16 #define RENDER_SERVICE_CLIENT_CORE_RENDER_RS_MAGNIFIER_SHADER_FILTER_H
17 
18 #include "render/rs_magnifier_para.h"
19 #include "render/rs_shader_filter.h"
20 
21 namespace OHOS {
22 namespace Rosen {
23 
24 class RSB_EXPORT RSMagnifierShaderFilter : public RSShaderFilter {
25 public:
26     RSMagnifierShaderFilter(const std::shared_ptr<RSMagnifierParams>& para);
27     RSMagnifierShaderFilter(const RSMagnifierShaderFilter&) = delete;
28     RSMagnifierShaderFilter operator=(const RSMagnifierShaderFilter&) = delete;
29     ~RSMagnifierShaderFilter() override;
30 
31     void GenerateGEVisualEffect(std::shared_ptr<Drawing::GEVisualEffectContainer> visualEffectContainer) override;
32     void SetMagnifierOffset(Drawing::Matrix& mat);
GetMagnifierOffsetX()33     float GetMagnifierOffsetX() const { return offsetX_; }
GetMagnifierOffsetY()34     float GetMagnifierOffsetY() const { return offsetY_; }
35 
36 private:
37     friend class RSMarshallingHelper;
38     std::shared_ptr<RSMagnifierParams> magnifierPara_ = nullptr;
39     float offsetX_ = 0.f;
40     float offsetY_ = 0.f;
41     float scaleX_ = 1.f;
42     float scaleY_ = 1.f;
43     int32_t rotateDegree_ = 0;
44 };
45 } // namespace Rosen
46 } // namespace OHOS
47 
48 #endif // RENDER_SERVICE_CLIENT_CORE_RENDER_RS_MAGNIFIER_SHADER_FILTER_H