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15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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25 #include "tvgRender.h"
30 enum class PaintType { Shape = 0, Scene, Picture };
34 virtual ~StrategyMethod() {}
36 virtual bool dispose(RenderMethod& renderer) = 0;
37 virtual void* update(RenderMethod& renderer, const RenderTransform* transform, uint32_t opacity, Array<RenderData>& clips, RenderUpdateFlag pFlag) = 0; //Return engine data if it has.
38 virtual bool render(RenderMethod& renderer) = 0;
39 virtual bool bounds(float* x, float* y, float* w, float* h) const = 0;
40 virtual RenderRegion bounds(RenderMethod& renderer) const = 0;
41 virtual Paint* duplicate() = 0;
46 StrategyMethod* smethod = nullptr;
47 RenderTransform *rTransform = nullptr;
48 uint32_t flag = RenderUpdateFlag::None;
49 Paint* cmpTarget = nullptr;
50 CompositeMethod cmpMethod = CompositeMethod::None;
52 uint8_t opacity = 255;
55 if (cmpTarget) delete(cmpTarget);
56 if (smethod) delete(smethod);
57 if (rTransform) delete(rTransform);
60 void method(StrategyMethod* method)
65 bool transform(const Matrix& m)
68 rTransform = new RenderTransform();
69 if (!rTransform) return false;
71 rTransform->override(m);
72 flag |= RenderUpdateFlag::Transform;
81 return &rTransform->m;
86 bool bounds(float* x, float* y, float* w, float* h) const
88 return smethod->bounds(x, y, w, h);
91 RenderRegion bounds(RenderMethod& renderer) const
93 return smethod->bounds(renderer);
96 bool dispose(RenderMethod& renderer)
98 if (cmpTarget) cmpTarget->pImpl->dispose(renderer);
99 return smethod->dispose(renderer);
102 bool composite(Paint* target, CompositeMethod method)
104 if ((!target && method != CompositeMethod::None) || (target && method == CompositeMethod::None)) return false;
105 if (cmpTarget) delete(cmpTarget);
111 bool rotate(float degree);
112 bool scale(float factor);
113 bool translate(float x, float y);
114 void* update(RenderMethod& renderer, const RenderTransform* pTransform, uint32_t opacity, Array<RenderData>& clips, uint32_t pFlag);
115 bool render(RenderMethod& renderer);
121 struct PaintMethod : StrategyMethod
125 PaintMethod(T* _inst) : inst(_inst) {}
128 bool bounds(float* x, float* y, float* w, float* h) const override
130 return inst->bounds(x, y, w, h);
133 RenderRegion bounds(RenderMethod& renderer) const override
135 return inst->bounds(renderer);
138 bool dispose(RenderMethod& renderer) override
140 return inst->dispose(renderer);
143 void* update(RenderMethod& renderer, const RenderTransform* transform, uint32_t opacity, Array<RenderData>& clips, RenderUpdateFlag flag) override
145 return inst->update(renderer, transform, opacity, clips, flag);
148 bool render(RenderMethod& renderer) override
150 return inst->render(renderer);
153 Paint* duplicate() override
155 return inst->duplicate();
160 #endif //_TVG_PAINT_H_