1 /* 2 * Copyright 2017 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 GrSurfaceProxyPriv_DEFINED 9 #define GrSurfaceProxyPriv_DEFINED 10 11 #include "src/gpu/GrSurfaceProxy.h" 12 13 class GrResourceProvider; 14 15 /** Class that adds methods to GrSurfaceProxy that are only intended for use internal to Skia. 16 This class is purely a privileged window into GrSurfaceProxy. It should never have additional 17 data members or virtual methods. */ 18 class GrSurfaceProxyPriv { 19 public: computeScratchKey(const GrCaps & caps,GrScratchKey * key)20 void computeScratchKey(const GrCaps& caps, GrScratchKey* key) const { 21 return fProxy->computeScratchKey(caps, key); 22 } 23 24 // Create a GrSurface-derived class that meets the requirements (i.e, desc, renderability) 25 // of the GrSurfaceProxy. createSurface(GrResourceProvider * resourceProvider)26 sk_sp<GrSurface> createSurface(GrResourceProvider* resourceProvider) const { 27 return fProxy->createSurface(resourceProvider); 28 } 29 30 // Assign this proxy the provided GrSurface as its backing surface assign(sk_sp<GrSurface> surface)31 void assign(sk_sp<GrSurface> surface) { fProxy->assign(std::move(surface)); } 32 33 // Don't abuse this call!!!!!!! isExact()34 bool isExact() const { return SkBackingFit::kExact == fProxy->fFit; } 35 36 // Don't. Just don't. 37 void exactify(bool allocatedCaseOnly); 38 setLazyDimensions(SkISize dimensions)39 void setLazyDimensions(SkISize dimensions) { fProxy->setLazyDimensions(dimensions); } 40 41 bool doLazyInstantiation(GrResourceProvider*); 42 setIsDDLTarget()43 void setIsDDLTarget() { fProxy->fIsDDLTarget = true; } 44 setIsPromiseProxy()45 void setIsPromiseProxy() { fProxy->fIsPromiseProxy = true; } 46 47 private: GrSurfaceProxyPriv(GrSurfaceProxy * proxy)48 explicit GrSurfaceProxyPriv(GrSurfaceProxy* proxy) : fProxy(proxy) {} 49 // Required until C++17 copy elision 50 GrSurfaceProxyPriv(const GrSurfaceProxyPriv&) = default; 51 GrSurfaceProxyPriv& operator=(const GrSurfaceProxyPriv&) = delete; 52 53 // No taking addresses of this type. 54 const GrSurfaceProxyPriv* operator&() const; 55 GrSurfaceProxyPriv* operator&(); 56 57 GrSurfaceProxy* fProxy; 58 59 friend class GrSurfaceProxy; // to construct/copy this type. 60 }; 61 priv()62inline GrSurfaceProxyPriv GrSurfaceProxy::priv() { return GrSurfaceProxyPriv(this); } 63 priv()64inline const GrSurfaceProxyPriv GrSurfaceProxy::priv () const { // NOLINT(readability-const-return-type) 65 return GrSurfaceProxyPriv(const_cast<GrSurfaceProxy*>(this)); 66 } 67 68 #endif 69