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// Copyright 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "cc/output/copy_output_request.h"
#include "base/bind.h"
#include "base/callback_helpers.h"
#include "base/logging.h"
#include "base/trace_event/trace_event.h"
#include "cc/output/copy_output_result.h"
#include "cc/resources/texture_mailbox.h"
#include "third_party/skia/include/core/SkBitmap.h"
namespace cc {
// static
scoped_ptr<CopyOutputRequest> CopyOutputRequest::CreateRelayRequest(
const CopyOutputRequest& original_request,
const CopyOutputRequestCallback& result_callback) {
scoped_ptr<CopyOutputRequest> relay = CreateRequest(result_callback);
relay->force_bitmap_result_ = original_request.force_bitmap_result_;
relay->has_area_ = original_request.has_area_;
relay->area_ = original_request.area_;
relay->has_texture_mailbox_ = original_request.has_texture_mailbox_;
relay->texture_mailbox_ = original_request.texture_mailbox_;
return relay.Pass();
}
CopyOutputRequest::CopyOutputRequest() {}
CopyOutputRequest::CopyOutputRequest(
bool force_bitmap_result,
const CopyOutputRequestCallback& result_callback)
: source_(nullptr),
force_bitmap_result_(force_bitmap_result),
has_area_(false),
has_texture_mailbox_(false),
result_callback_(result_callback) {
DCHECK(!result_callback_.is_null());
TRACE_EVENT_ASYNC_BEGIN0("cc", "CopyOutputRequest", this);
}
CopyOutputRequest::~CopyOutputRequest() {
if (!result_callback_.is_null())
SendResult(CopyOutputResult::CreateEmptyResult().Pass());
}
void CopyOutputRequest::SendResult(scoped_ptr<CopyOutputResult> result) {
bool success = !result->IsEmpty();
base::ResetAndReturn(&result_callback_).Run(result.Pass());
TRACE_EVENT_ASYNC_END1("cc", "CopyOutputRequest", this, "success", success);
}
void CopyOutputRequest::SendEmptyResult() {
SendResult(CopyOutputResult::CreateEmptyResult().Pass());
}
void CopyOutputRequest::SendBitmapResult(scoped_ptr<SkBitmap> bitmap) {
SendResult(CopyOutputResult::CreateBitmapResult(bitmap.Pass()).Pass());
}
void CopyOutputRequest::SendTextureResult(
const gfx::Size& size,
const TextureMailbox& texture_mailbox,
scoped_ptr<SingleReleaseCallback> release_callback) {
DCHECK(texture_mailbox.IsTexture());
SendResult(CopyOutputResult::CreateTextureResult(
size, texture_mailbox, release_callback.Pass()));
}
void CopyOutputRequest::SetTextureMailbox(
const TextureMailbox& texture_mailbox) {
DCHECK(!force_bitmap_result_);
DCHECK(texture_mailbox.IsTexture());
has_texture_mailbox_ = true;
texture_mailbox_ = texture_mailbox;
}
} // namespace cc
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