1 /*
2  * Copyright (c) 2021-2023 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 SKIA_SHADER_EFFECT_H
17 #define SKIA_SHADER_EFFECT_H
18 
19 #include "include/core/SkShader.h"
20 
21 #include "impl_interface/shader_effect_impl.h"
22 
23 namespace OHOS {
24 namespace Rosen {
25 namespace Drawing {
26 class SkiaShaderEffect : public ShaderEffectImpl {
27 public:
28     static inline constexpr AdapterType TYPE = AdapterType::SKIA_ADAPTER;
29 
30     SkiaShaderEffect() noexcept;
~SkiaShaderEffect()31     ~SkiaShaderEffect() override {};
32 
GetType()33     AdapterType GetType() const override
34     {
35         return AdapterType::SKIA_ADAPTER;
36     }
37 
38     void InitWithColor(ColorQuad color) override;
39 
40     void InitWithColorSpace(const Color4f& color, std::shared_ptr<ColorSpace> colorSpace) override;
41 
42     void InitWithBlend(const ShaderEffect& s1, const ShaderEffect& s2, BlendMode mode) override;
43 
44     void InitWithImage(const Image& image, TileMode tileX, TileMode tileY, const SamplingOptions& sampling,
45         const Matrix& matrix) override;
46 
47     void InitWithPicture(const Picture& picture, TileMode tileX, TileMode tileY, FilterMode mode, const Matrix& matrix,
48         const Rect& rect) override;
49 
50     void InitWithLinearGradient(const Point& startPt, const Point& endPt, const std::vector<ColorQuad>& colors,
51         const std::vector<scalar>& pos, TileMode mode, const Matrix *matrix) override;
52 
53     void InitWithRadialGradient(const Point& centerPt, scalar radius, const std::vector<ColorQuad>& colors,
54         const std::vector<scalar>& pos, TileMode mode, const Matrix *matrix) override;
55 
56     void InitWithTwoPointConical(const Point& startPt, scalar startRadius, const Point& endPt,
57         scalar endRadius, const std::vector<ColorQuad>& colors, const std::vector<scalar>& pos, TileMode mode,
58         const Matrix *matrix) override;
59 
60     void InitWithSweepGradient(const Point& centerPt, const std::vector<ColorQuad>& colors,
61         const std::vector<scalar>& pos, TileMode mode, scalar startAngle, scalar endAngle,
62         const Matrix *matrix) override;
63 
64     void InitWithLightUp(const float& lightUpDeg, const ShaderEffect& imageShader) override;
65 
66     sk_sp<SkShader> GetShader() const;
67     /*
68      * @brief  Update the member variable to skShader, adaptation layer calls.
69      */
70     void SetSkShader(const sk_sp<SkShader>& skShader);
71 
72     std::shared_ptr<Data> Serialize() const override;
73     bool Deserialize(std::shared_ptr<Data> data) override;
74 private:
75     sk_sp<SkShader> shader_;
76 };
77 } // namespace Drawing
78 } // namespace Rosen
79 } // namespace OHOS
80 #endif