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comparison: gfx/2d/RadialGradientEffectD2D1.h
gfx/2d/RadialGradientEffectD2D1.h
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| 1 /* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*- | |
| 2 * This Source Code Form is subject to the terms of the Mozilla Public | |
| 3 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 5 | |
| 6 #ifndef MOZILLA_GFX_RADIALGRADIENTEFFECTD2D1_H_ | |
| 7 #define MOZILLA_GFX_RADIALGRADIENTEFFECTD2D1_H_ | |
| 8 | |
| 9 #include <d2d1_1.h> | |
| 10 #include <d2d1effectauthor.h> | |
| 11 #include <d2d1effecthelpers.h> | |
| 12 | |
| 13 #include "2D.h" | |
| 14 #include "mozilla/Attributes.h" | |
| 15 | |
| 16 // {97143DC6-CBC4-4DD4-A8BA-13342B0BA46D} | |
| 17 DEFINE_GUID(CLSID_RadialGradientEffect, | |
| 18 0x97143dc6, 0xcbc4, 0x4dd4, 0xa8, 0xba, 0x13, 0x34, 0x2b, 0xb, 0xa4, 0x6d); | |
| 19 | |
| 20 // Macro to keep our class nice and clean. | |
| 21 #define SIMPLE_PROP(type, name) \ | |
| 22 public: \ | |
| 23 HRESULT Set##name(type a##name) \ | |
| 24 { m##name = a##name; return S_OK; } \ | |
| 25 type Get##name() const { return m##name; } \ | |
| 26 private: \ | |
| 27 type m##name; | |
| 28 | |
| 29 namespace mozilla { | |
| 30 namespace gfx { | |
| 31 | |
| 32 enum { | |
| 33 RADIAL_PROP_STOP_COLLECTION = 0, | |
| 34 RADIAL_PROP_CENTER_1, | |
| 35 RADIAL_PROP_CENTER_2, | |
| 36 RADIAL_PROP_RADIUS_1, | |
| 37 RADIAL_PROP_RADIUS_2, | |
| 38 RADIAL_PROP_TRANSFORM | |
| 39 }; | |
| 40 | |
| 41 class RadialGradientEffectD2D1 MOZ_FINAL : public ID2D1EffectImpl | |
| 42 , public ID2D1DrawTransform | |
| 43 { | |
| 44 public: | |
| 45 // ID2D1EffectImpl | |
| 46 IFACEMETHODIMP Initialize(ID2D1EffectContext* pContextInternal, ID2D1TransformGraph* pTransformGraph); | |
| 47 IFACEMETHODIMP PrepareForRender(D2D1_CHANGE_TYPE changeType); | |
| 48 IFACEMETHODIMP SetGraph(ID2D1TransformGraph* pGraph); | |
| 49 | |
| 50 // IUnknown | |
| 51 IFACEMETHODIMP_(ULONG) AddRef(); | |
| 52 IFACEMETHODIMP_(ULONG) Release(); | |
| 53 IFACEMETHODIMP QueryInterface(REFIID riid, void** ppOutput); | |
| 54 | |
| 55 // ID2D1Transform | |
| 56 IFACEMETHODIMP MapInputRectsToOutputRect(const D2D1_RECT_L* pInputRects, | |
| 57 const D2D1_RECT_L* pInputOpaqueSubRects, | |
| 58 UINT32 inputRectCount, | |
| 59 D2D1_RECT_L* pOutputRect, | |
| 60 D2D1_RECT_L* pOutputOpaqueSubRect); | |
| 61 IFACEMETHODIMP MapOutputRectToInputRects(const D2D1_RECT_L* pOutputRect, | |
| 62 D2D1_RECT_L* pInputRects, | |
| 63 UINT32 inputRectCount) const; | |
| 64 IFACEMETHODIMP MapInvalidRect(UINT32 inputIndex, | |
| 65 D2D1_RECT_L invalidInputRect, | |
| 66 D2D1_RECT_L* pInvalidOutputRect) const; | |
| 67 | |
| 68 // ID2D1TransformNode | |
| 69 IFACEMETHODIMP_(UINT32) GetInputCount() const { return 1; } | |
| 70 | |
| 71 // ID2D1DrawTransform | |
| 72 IFACEMETHODIMP SetDrawInfo(ID2D1DrawInfo *pDrawInfo); | |
| 73 | |
| 74 static HRESULT Register(ID2D1Factory1* aFactory); | |
| 75 static HRESULT __stdcall CreateEffect(IUnknown** aEffectImpl); | |
| 76 | |
| 77 HRESULT SetStopCollection(IUnknown *aStopCollection); | |
| 78 IUnknown *GetStopCollection() const { return mStopCollection; } | |
| 79 | |
| 80 private: | |
| 81 TemporaryRef<ID2D1ResourceTexture> CreateGradientTexture(); | |
| 82 | |
| 83 RadialGradientEffectD2D1(); | |
| 84 | |
| 85 uint32_t mRefCount; | |
| 86 RefPtr<ID2D1GradientStopCollection> mStopCollection; | |
| 87 RefPtr<ID2D1EffectContext> mEffectContext; | |
| 88 RefPtr<ID2D1DrawInfo> mDrawInfo; | |
| 89 SIMPLE_PROP(D2D1_VECTOR_2F, Center1); | |
| 90 SIMPLE_PROP(D2D1_VECTOR_2F, Center2); | |
| 91 SIMPLE_PROP(FLOAT, Radius1); | |
| 92 SIMPLE_PROP(FLOAT, Radius2); | |
| 93 SIMPLE_PROP(D2D_MATRIX_3X2_F, Transform); | |
| 94 }; | |
| 95 | |
| 96 } | |
| 97 } | |
| 98 #undef SIMPLE_PROP | |
| 99 | |
| 100 #endif |
