| 1 | /* | 
|---|---|
| 2 | * Copyright 2019 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 GrImageContextPriv_DEFINED | 
| 9 | #define GrImageContextPriv_DEFINED | 
| 10 | |
| 11 | #include "include/private/GrImageContext.h" | 
| 12 | |
| 13 | /** Class that exposes methods on GrImageContext that are only intended for use internal to Skia. | 
| 14 | This class is purely a privileged window into GrImageContext. It should never have | 
| 15 | additional data members or virtual methods. */ | 
| 16 | class GrImageContextPriv { | 
| 17 | public: | 
| 18 | // from GrContext_Base | 
| 19 | uint32_t contextID() const { return fContext->contextID(); } | 
| 20 | |
| 21 | bool matches(GrContext_Base* candidate) const { return fContext->matches(candidate); } | 
| 22 | |
| 23 | const GrContextOptions& options() const { return fContext->options(); } | 
| 24 | |
| 25 | const GrCaps* caps() const { return fContext->caps(); } | 
| 26 | sk_sp<const GrCaps> refCaps() const; | 
| 27 | |
| 28 | GrImageContext* asImageContext() { return fContext->asImageContext(); } | 
| 29 | GrRecordingContext* asRecordingContext() { return fContext->asRecordingContext(); } | 
| 30 | |
| 31 | // from GrImageContext | 
| 32 | GrProxyProvider* proxyProvider() { return fContext->proxyProvider(); } | 
| 33 | const GrProxyProvider* proxyProvider() const { return fContext->proxyProvider(); } | 
| 34 | |
| 35 | bool abandoned() const { return fContext->abandoned(); } | 
| 36 | |
| 37 | /** This is only useful for debug purposes */ | 
| 38 | SkDEBUGCODE(GrSingleOwner* singleOwner() const { return fContext->singleOwner(); } ) | 
| 39 | |
| 40 | private: | 
| 41 | explicit GrImageContextPriv(GrImageContext* context) : fContext(context) {} | 
| 42 | GrImageContextPriv(const GrImageContextPriv&) = delete; | 
| 43 | GrImageContextPriv& operator=(const GrImageContextPriv&) = delete; | 
| 44 | |
| 45 | // No taking addresses of this type. | 
| 46 | const GrImageContextPriv* operator&() const; | 
| 47 | GrImageContextPriv* operator&(); | 
| 48 | |
| 49 | GrImageContext* fContext; | 
| 50 | |
| 51 | friend class GrImageContext; // to construct/copy this type. | 
| 52 | }; | 
| 53 | |
| 54 | inline GrImageContextPriv GrImageContext::priv() { return GrImageContextPriv(this); } | 
| 55 | |
| 56 | inline const GrImageContextPriv GrImageContext::priv () const { // NOLINT(readability-const-return-type) | 
| 57 | return GrImageContextPriv(const_cast<GrImageContext*>(this)); | 
| 58 | } | 
| 59 | |
| 60 | #endif | 
| 61 | 
