ui/gfx/scoped_sk_region.h

   1 // Copyright (c) 2012 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_SK_REGION_H_
   6 #define UI_GFX_SCOPED_SK_REGION_H_
   7
   8 #include "third_party/skia/include/core/SkRegion.h"
   9
  10 namespace gfx {
  11
  12 // Wraps an SkRegion.
  13 class ScopedSkRegion {
  14  public:
  15   ScopedSkRegion() : region_(NULL) {}
  16   explicit ScopedSkRegion(SkRegion* region) : region_(region) {}
  17
  18   ~ScopedSkRegion() {
  19     delete region_;
  20   }
  21
  22   void Set(SkRegion* region) {
  23     delete region_;
  24     region_ = region;
  25   }
  26
  27   SkRegion* Get() {
  28     return region_;
  29   }
  30
  31   SkRegion* release() {
  32     SkRegion* region = region_;
  33     region_ = NULL;
  34     return region;
  35   }
  36
  37  private:
  38   SkRegion* region_;
  39
  40   DISALLOW_COPY_AND_ASSIGN(ScopedSkRegion);
  41 };
  42
  43 }  // namespace gfx
  44
  45 #endif  // UI_GFX_SCOPED_SK_REGION_H_