cc/output/copy_output_request.cc

   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 #include "cc/output/copy_output_request.h"
   6
   7 #include "base/bind.h"
   8 #include "base/callback_helpers.h"
   9 #include "base/logging.h"
  10 #include "cc/output/copy_output_result.h"
  11 #include "cc/resources/single_release_callback.h"
  12 #include "cc/resources/texture_mailbox.h"
  13 #include "third_party/skia/include/core/SkBitmap.h"
  14
  15 namespace cc {
  16
  17 CopyOutputRequest::CopyOutputRequest() {}
  18
  19 CopyOutputRequest::CopyOutputRequest(
  20     bool force_bitmap_result,
  21     const CopyOutputRequestCallback& result_callback)
  22     : force_bitmap_result_(force_bitmap_result),
  23       has_area_(false),
  24       result_callback_(result_callback) {
  25 }
  26
  27 CopyOutputRequest::~CopyOutputRequest() {
  28   if (!result_callback_.is_null())
  29     SendResult(CopyOutputResult::CreateEmptyResult().Pass());
  30 }
  31
  32 void CopyOutputRequest::SendResult(scoped_ptr<CopyOutputResult> result) {
  33   base::ResetAndReturn(&result_callback_).Run(result.Pass());
  34 }
  35
  36 void CopyOutputRequest::SendEmptyResult() {
  37   SendResult(CopyOutputResult::CreateEmptyResult().Pass());
  38 }
  39
  40 void CopyOutputRequest::SendBitmapResult(scoped_ptr<SkBitmap> bitmap) {
  41   SendResult(CopyOutputResult::CreateBitmapResult(bitmap.Pass()).Pass());
  42 }
  43
  44 void CopyOutputRequest::SendTextureResult(
  45     gfx::Size size,
  46     const TextureMailbox& texture_mailbox,
  47     scoped_ptr<SingleReleaseCallback> release_callback) {
  48   DCHECK(texture_mailbox.IsTexture());
  49   SendResult(CopyOutputResult::CreateTextureResult(
  50       size, texture_mailbox, release_callback.Pass()));
  51 }
  52
  53 }  // namespace cc