|  | // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 
|  | // Use of this source code is governed by a BSD-style license that can be | 
|  | // found in the LICENSE file. | 
|  |  | 
|  | #ifndef UI_GFX_SCOPED_CG_CONTEXT_SAVE_GSTATE_MAC_H_ | 
|  | #define UI_GFX_SCOPED_CG_CONTEXT_SAVE_GSTATE_MAC_H_ | 
|  |  | 
|  | #import <QuartzCore/QuartzCore.h> | 
|  |  | 
|  | namespace gfx { | 
|  |  | 
|  | class ScopedCGContextSaveGState { | 
|  | public: | 
|  | explicit ScopedCGContextSaveGState(CGContextRef context) : context_(context) { | 
|  | CGContextSaveGState(context_); | 
|  | } | 
|  |  | 
|  | ~ScopedCGContextSaveGState() { | 
|  | CGContextRestoreGState(context_); | 
|  | } | 
|  |  | 
|  | private: | 
|  | CGContextRef context_; | 
|  |  | 
|  | DISALLOW_COPY_AND_ASSIGN(ScopedCGContextSaveGState); | 
|  | }; | 
|  |  | 
|  | }  // namespace gfx | 
|  |  | 
|  | #endif  // UI_GFX_SCOPED_CG_CONTEXT_SAVE_GSTATE_MAC_H_ |