1// Copyright (c) 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/debug/traced_value.h"
6
7#include "base/json/json_writer.h"
8#include "base/strings/stringprintf.h"
9#include "base/values.h"
10
11namespace cc {
12
13scoped_ptr<base::Value> TracedValue::CreateIDRef(const void* id) {
14  scoped_ptr<base::DictionaryValue> res(new base::DictionaryValue());
15  res->SetString("id_ref", base::StringPrintf("%p", id));
16  return res.PassAs<base::Value>();
17}
18
19void TracedValue::MakeDictIntoImplicitSnapshot(
20    base::DictionaryValue* dict, const char* object_name, const void* id) {
21  dict->SetString("id", base::StringPrintf("%s/%p", object_name, id));
22}
23
24void TracedValue::MakeDictIntoImplicitSnapshotWithCategory(
25    const char* category,
26    base::DictionaryValue* dict,
27    const char* object_name,
28    const void* id) {
29  dict->SetString("cat", category);
30  MakeDictIntoImplicitSnapshot(dict, object_name, id);
31}
32
33scoped_refptr<base::debug::ConvertableToTraceFormat> TracedValue::FromValue(
34    base::Value* value) {
35  return scoped_refptr<base::debug::ConvertableToTraceFormat>(
36      new TracedValue(value));
37}
38
39TracedValue::TracedValue(base::Value* value)
40  : value_(value) {
41}
42
43TracedValue::~TracedValue() {
44}
45
46void TracedValue::AppendAsTraceFormat(std::string* out) const {
47  std::string tmp;
48  base::JSONWriter::Write(value_.get(), &tmp);
49  *out += tmp;
50}
51
52}  // namespace cc
53