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// Copyright 2021 The Cobalt Authors. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include "performance_entry.h"
#include "base/atomic_sequence_num.h"
#include "base/strings/string_util.h"
namespace cobalt {
namespace dom {
namespace {
static base::AtomicSequenceNumber index_seq;
}
// static
constexpr const char* PerformanceEntry::kEntryTypeString[];
PerformanceEntry::PerformanceEntry(const std::string& name,
DOMHighResTimeStamp start_time,
DOMHighResTimeStamp finish_time)
: duration_(finish_time - start_time),
name_(name),
start_time_(start_time),
index_(index_seq.GetNext()) {}
DOMHighResTimeStamp PerformanceEntry::start_time() const {
return start_time_;
}
DOMHighResTimeStamp PerformanceEntry::duration() const {
return duration_;
}
PerformanceEntry::EntryType PerformanceEntry::ToEntryTypeEnum(
const std::string& entry_type) {
for (size_t i = 0; i < arraysize(PerformanceEntry::kEntryTypeString); ++i) {
if (base::LowerCaseEqualsASCII(entry_type,
PerformanceEntry::kEntryTypeString[i])) {
return static_cast<PerformanceEntry::EntryType>(i);
}
}
return kInvalid;
}
// static
bool PerformanceEntry::StartTimeCompareLessThan(
const scoped_refptr<PerformanceEntry>& a,
const scoped_refptr<PerformanceEntry>& b) {
if (a->start_time() == b->start_time())
return a->index_ < b->index_;
return a->start_time() < b->start_time();
}
} // namespace dom
} // namespace cobalt