1 /* 2 * Copyright (c) 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 BRUSH_H 17 #define BRUSH_H 18 19 #include "draw/color.h" 20 #include "effect/color_space.h" 21 #include "effect/blender.h" 22 #include "effect/filter.h" 23 #include "effect/shader_effect.h" 24 #include "utils/drawing_macros.h" 25 #include "utils/rect.h" 26 27 namespace OHOS { 28 namespace Rosen { 29 namespace Drawing { 30 class DRAWING_API Brush { 31 public: 32 Brush() noexcept; 33 Brush(const Brush& b) noexcept = default; 34 Brush(const Color& c) noexcept; 35 Brush(const std::shared_ptr<ShaderEffect> e) noexcept; 36 Brush(int rgba) noexcept; 37 ~Brush()38 ~Brush() {} 39 const Color& GetColor() const; 40 void SetColor(const Color& c); 41 void SetColor(uint32_t c); 42 void SetARGB(int a, int r, int g, int b); 43 44 Color4f GetColor4f(); 45 std::shared_ptr<ColorSpace> GetColorSpace() const; 46 void SetColor(const Color4f& cf, std::shared_ptr<ColorSpace> s); 47 GetAlpha()48 inline uint32_t GetAlpha() const 49 { 50 return color_.GetAlpha(); 51 } 52 GetAlphaF()53 inline scalar GetAlphaF() const 54 { 55 return color_.GetAlphaF(); 56 } 57 58 void SetAlpha(uint32_t a); 59 void SetAlphaF(scalar a); 60 GetBlendMode()61 const BlendMode& GetBlendMode() const { return blendMode_; } 62 void SetBlendMode(const BlendMode& mode); 63 64 void SetFilter(const Filter& filter); 65 const Filter& GetFilter() const; HasFilter()66 bool HasFilter() const { return hasFilter_; } 67 68 void SetShaderEffect(std::shared_ptr<ShaderEffect> e); 69 std::shared_ptr<ShaderEffect> GetShaderEffect() const; 70 71 void SetBlender(std::shared_ptr<Blender> blender); GetBlender()72 std::shared_ptr<Blender> GetBlender() const { return blender_; } 73 74 bool IsAntiAlias() const; 75 void SetAntiAlias(bool aa); 76 77 bool CanComputeFastBounds(); 78 const Rect& ComputeFastBounds(const Rect& orig, Rect* storage); 79 80 bool AsBlendMode(); 81 void Reset(); 82 83 friend DRAWING_API bool operator==(const Brush& b1, const Brush& b2); 84 friend DRAWING_API bool operator!=(const Brush& b1, const Brush& b2); 85 86 private: 87 Color color_; 88 BlendMode blendMode_; 89 Filter filter_; 90 std::shared_ptr<ColorSpace> colorSpace_; 91 std::shared_ptr<ShaderEffect> shaderEffect_; 92 std::shared_ptr<Blender> blender_; 93 94 bool antiAlias_; 95 bool hasFilter_ = false; 96 }; 97 } // namespace Drawing 98 } // namespace Rosen 99 } // namespace OHOS 100 #endif