ui/gfx/scoped_ns_graphics_context_save_gstate_mac.h

   1 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef UI_GFX_SCOPED_NS_GRAPHICS_CONTEXT_SAVE_GSTATE_MAC_H_
   6 #define UI_GFX_SCOPED_NS_GRAPHICS_CONTEXT_SAVE_GSTATE_MAC_H_
   7
   8 #include "base/basictypes.h"
   9 #include "ui/base/ui_export.h"
  10
  11 #if defined(__OBJC__)
  12 @class NSGraphicsContext;
  13 #else
  14 class NSGraphicsContext;
  15 #endif
  16
  17 namespace gfx {
  18
  19 // A class to save/restore the state of the current context.
  20 class UI_EXPORT ScopedNSGraphicsContextSaveGState {
  21  public:
  22   ScopedNSGraphicsContextSaveGState();
  23   ~ScopedNSGraphicsContextSaveGState();
  24
  25  private:
  26   NSGraphicsContext* context_;  // weak
  27
  28   DISALLOW_COPY_AND_ASSIGN(ScopedNSGraphicsContextSaveGState);
  29 };
  30
  31 }  // namespace gfx
  32
  33 #endif  // UI_GFX_SCOPED_NS_GRAPHICS_CONTEXT_SAVE_GSTATE_MAC_H_