1 /* 2 * Copyright 2021 Google LLC 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 skgpu_ContextPriv_DEFINED 9 #define skgpu_ContextPriv_DEFINED 10 11 #include "experimental/graphite/include/Context.h" 12 13 class SkShaderCodeDictionary; 14 15 namespace skgpu { 16 17 class GlobalCache; 18 class Gpu; 19 class ResourceProvider; 20 21 /** Class that adds methods to Context that are only intended for use internal to Skia. 22 This class is purely a privileged window into Context. It should never have additional 23 data members or virtual methods. */ 24 class ContextPriv { 25 public: 26 Gpu* gpu(); 27 const Gpu* gpu() const; 28 29 SkShaderCodeDictionary* shaderCodeDictionary(); 30 31 private: 32 friend class Context; // to construct/copy this type. 33 ContextPriv(Context * context)34 explicit ContextPriv(Context* context) : fContext(context) {} 35 36 ContextPriv& operator=(const ContextPriv&) = delete; 37 38 // No taking addresses of this type. 39 const ContextPriv* operator&() const; 40 ContextPriv *operator&(); 41 42 Context* fContext; 43 }; 44 priv()45inline ContextPriv Context::priv() { return ContextPriv(this); } 46 47 // NOLINTNEXTLINE(readability-const-return-type) priv()48inline const ContextPriv Context::priv() const { 49 return ContextPriv(const_cast<Context *>(this)); 50 } 51 52 } // namespace skgpu 53 54 #endif // skgpu_ContextPriv_DEFINED 55