1 /* 2 * Copyright 2016 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 GrSurfaceContextPriv_DEFINED 9 #define GrSurfaceContextPriv_DEFINED 10 11 #include "GrSurfaceContext.h" 12 13 /** Class that adds methods to GrSurfaceContext that are only intended for use internal to 14 Skia. This class is purely a privileged window into GrSurfaceContext. It should never have 15 additional data members or virtual methods. */ 16 class GrSurfaceContextPriv { 17 public: getContext()18 GrContext* getContext() { return fSurfaceContext->fContext; } 19 20 private: GrSurfaceContextPriv(GrSurfaceContext * surfaceContext)21 explicit GrSurfaceContextPriv(GrSurfaceContext* surfaceContext) 22 : fSurfaceContext(surfaceContext) { 23 } 24 GrSurfaceContextPriv(const GrSurfaceContextPriv &)25 GrSurfaceContextPriv(const GrSurfaceContextPriv&) {} // unimpl 26 GrSurfaceContextPriv& operator=(const GrSurfaceContextPriv&); // unimpl 27 28 // No taking addresses of this type. 29 const GrSurfaceContextPriv* operator&() const; 30 GrSurfaceContextPriv* operator&(); 31 32 GrSurfaceContext* fSurfaceContext; 33 34 friend class GrSurfaceContext; // to construct/copy this type. 35 }; 36 surfPriv()37inline GrSurfaceContextPriv GrSurfaceContext::surfPriv() { 38 return GrSurfaceContextPriv(this); 39 } 40 surfPriv()41inline const GrSurfaceContextPriv GrSurfaceContext::surfPriv() const { 42 return GrSurfaceContextPriv(const_cast<GrSurfaceContext*>(this)); 43 } 44 45 #endif 46