15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Copyright (c) 2011 The Chromium Authors. All rights reserved. 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// found in the LICENSE file. 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 55821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#ifndef UI_GFX_SCOPED_CG_CONTEXT_SAVE_GSTATE_MAC_H_ 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#define UI_GFX_SCOPED_CG_CONTEXT_SAVE_GSTATE_MAC_H_ 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#import <QuartzCore/QuartzCore.h> 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace gfx { 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class ScopedCGContextSaveGState { 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) explicit ScopedCGContextSaveGState(CGContextRef context) : context_(context) { 155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) CGContextSaveGState(context_); 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ~ScopedCGContextSaveGState() { 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) CGContextRestoreGState(context_); 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) private: 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) CGContextRef context_; 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(ScopedCGContextSaveGState); 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace gfx 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif // UI_GFX_SCOPED_CG_CONTEXT_SAVE_GSTATE_MAC_H_ 31