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// Copyright (c) 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/debug/traced_picture.h"
#include "base/json/json_writer.h"
#include "base/strings/stringprintf.h"
#include "base/values.h"
namespace cc {
TracedPicture::TracedPicture(scoped_refptr<const Picture> picture)
: picture_(picture), is_alias_(false) {}
TracedPicture::~TracedPicture() {
}
scoped_refptr<base::trace_event::ConvertableToTraceFormat>
TracedPicture::AsTraceablePicture(const Picture* picture) {
return scoped_refptr<base::trace_event::ConvertableToTraceFormat>(
new TracedPicture(picture));
}
scoped_refptr<base::trace_event::ConvertableToTraceFormat>
TracedPicture::AsTraceablePictureAlias(const Picture* original) {
scoped_refptr<TracedPicture> ptr = new TracedPicture(original);
ptr->is_alias_ = true;
return scoped_refptr<base::trace_event::ConvertableToTraceFormat>(ptr);
}
void TracedPicture::AppendAsTraceFormat(std::string* out) const {
if (is_alias_)
AppendPictureAlias(out);
else
AppendPicture(out);
}
void TracedPicture::AppendPictureAlias(std::string* out) const {
scoped_ptr<base::DictionaryValue> alias(new base::DictionaryValue());
alias->SetString("id_ref", base::StringPrintf("%p", picture_.get()));
base::DictionaryValue res;
res.Set("alias", alias.release());
std::string tmp;
base::JSONWriter::Write(res, &tmp);
out->append(tmp);
}
void TracedPicture::AppendPicture(std::string* out) const {
std::string tmp;
base::JSONWriter::Write(*picture_->AsValue(), &tmp);
out->append(tmp);
}
} // namespace cc
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