1 /* 2 * Copyright 2012 Google Inc. 3 * 4 * Use of this source code is governed by a BSD-style license that can be 5 * found in the LICENSE file. 6 */ 7 8 #ifndef SkDWriteToPath_DEFINED 9 #define SkDWriteToPath_DEFINED 10 11 #include "include/core/SkTypes.h" 12 #include "src/utils/win/SkObjBase.h" 13 14 class SkPath; 15 16 #include <dwrite.h> 17 #include <d2d1.h> 18 19 class SkDWriteGeometrySink : public IDWriteGeometrySink { 20 private: 21 LONG fRefCount; 22 SkPath* fPath; 23 bool fStarted; 24 D2D1_POINT_2F fCurrent; 25 goingTo(const D2D1_POINT_2F pt)26 void goingTo(const D2D1_POINT_2F pt) { 27 if (!fStarted) { 28 fStarted = true; 29 fPath->moveTo(fCurrent.x, fCurrent.y); 30 } 31 fCurrent = pt; 32 } 33 currentIsNot(const D2D1_POINT_2F pt)34 bool currentIsNot(const D2D1_POINT_2F pt) { 35 return fCurrent.x != pt.x || fCurrent.y != pt.y; 36 } 37 38 protected: 39 explicit SkDWriteGeometrySink(SkPath* path); 40 virtual ~SkDWriteGeometrySink(); 41 42 public: 43 SK_STDMETHODIMP QueryInterface(REFIID iid, void **object) override; 44 SK_STDMETHODIMP_(ULONG) AddRef() override; 45 SK_STDMETHODIMP_(ULONG) Release() override; 46 47 SK_STDMETHODIMP_(void) SetFillMode(D2D1_FILL_MODE fillMode) override; 48 SK_STDMETHODIMP_(void) SetSegmentFlags(D2D1_PATH_SEGMENT vertexFlags) override; 49 SK_STDMETHODIMP_(void) BeginFigure(D2D1_POINT_2F startPoint, D2D1_FIGURE_BEGIN figureBegin) override; 50 SK_STDMETHODIMP_(void) AddLines(const D2D1_POINT_2F *points, UINT pointsCount) override; 51 SK_STDMETHODIMP_(void) AddBeziers(const D2D1_BEZIER_SEGMENT *beziers, UINT beziersCount) override; 52 SK_STDMETHODIMP_(void) EndFigure(D2D1_FIGURE_END figureEnd) override; 53 SK_STDMETHODIMP Close() override; 54 55 static HRESULT Create(SkPath* path, IDWriteGeometrySink** geometryToPath); 56 }; 57 58 #endif 59