Greg Daniel | 8982dc1 | 2018-01-05 12:56:15 -0500 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2018 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 GrResourceProviderPriv_DEFINED |
| 9 | #define GrResourceProviderPriv_DEFINED |
| 10 | |
| 11 | #include "GrResourceProvider.h" |
| 12 | |
| 13 | /** Class that adds methods to GrResourceProvider that are only intended for use internal to Skia. |
| 14 | This class is purely a privileged window into GrResourceProvider. It should never have |
| 15 | additional data members or virtual methods. */ |
| 16 | class GrResourceProviderPriv { |
| 17 | public: |
| 18 | GrGpu* gpu() { return fResourceProvider->gpu(); } |
| 19 | |
| 20 | private: |
| 21 | explicit GrResourceProviderPriv(GrResourceProvider* provider) : fResourceProvider(provider) {} |
| 22 | GrResourceProviderPriv(const GrResourceProviderPriv&); // unimpl |
| 23 | GrResourceProviderPriv& operator=(const GrResourceProviderPriv&); // unimpl |
| 24 | |
| 25 | // No taking addresses of this type. |
| 26 | const GrResourceProviderPriv* operator&() const; |
| 27 | GrResourceProviderPriv* operator&(); |
| 28 | |
| 29 | GrResourceProvider* fResourceProvider; |
| 30 | friend class GrResourceProvider; // to construct/copy this type |
| 31 | }; |
| 32 | |
| 33 | inline GrResourceProviderPriv GrResourceProvider::priv() { return GrResourceProviderPriv(this); } |
| 34 | |
| 35 | inline const GrResourceProviderPriv GrResourceProvider::priv() const { |
| 36 | return GrResourceProviderPriv(const_cast<GrResourceProvider*>(this)); |
| 37 | } |
| 38 | |
| 39 | #endif |