cc/output/copy_output_result.h

   1 // Copyright 2013 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 CC_OUTPUT_COPY_OUTPUT_RESULT_H_
   6 #define CC_OUTPUT_COPY_OUTPUT_RESULT_H_
   7
   8 #include "base/memory/scoped_ptr.h"
   9 #include "cc/base/cc_export.h"
  10 #include "ui/gfx/size.h"
  11
  12 class SkBitmap;
  13
  14 namespace cc {
  15 class TextureMailbox;
  16
  17 class CC_EXPORT CopyOutputResult {
  18  public:
  19   static scoped_ptr<CopyOutputResult> CreateEmptyResult() {
  20     return make_scoped_ptr(new CopyOutputResult);
  21   }
  22   static scoped_ptr<CopyOutputResult> CreateBitmapResult(
  23       scoped_ptr<SkBitmap> bitmap) {
  24     return make_scoped_ptr(new CopyOutputResult(bitmap.Pass()));
  25   }
  26   static scoped_ptr<CopyOutputResult> CreateTextureResult(
  27       gfx::Size size,
  28       scoped_ptr<TextureMailbox> texture_mailbox) {
  29     return make_scoped_ptr(new CopyOutputResult(size, texture_mailbox.Pass()));
  30   }
  31
  32   ~CopyOutputResult();
  33
  34   bool IsEmpty() const { return !HasBitmap() && !HasTexture(); }
  35   bool HasBitmap() const { return !!bitmap_; }
  36   bool HasTexture() const { return !!texture_mailbox_; }
  37
  38   gfx::Size size() const { return size_; }
  39   scoped_ptr<SkBitmap> TakeBitmap();
  40   scoped_ptr<TextureMailbox> TakeTexture();
  41
  42  private:
  43   CopyOutputResult();
  44   explicit CopyOutputResult(scoped_ptr<SkBitmap> bitmap);
  45   explicit CopyOutputResult(gfx::Size size,
  46                             scoped_ptr<TextureMailbox> texture_mailbox);
  47
  48   gfx::Size size_;
  49   scoped_ptr<SkBitmap> bitmap_;
  50   scoped_ptr<TextureMailbox> texture_mailbox_;
  51 };
  52
  53 }  // namespace cc
  54
  55 #endif  // CC_OUTPUT_COPY_OUTPUT_RESULT_H_