blob: d5da92be337de293bb8388f3ac250e3e8b02cfb9 [file] [log] [blame]
// Copyright 2016 Google Inc. 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 "cobalt/base/stop_watch.h"
namespace base {
StopWatch::StopWatch(int id, AutoStart auto_start, StopWatchOwner* owner)
: id_(id), owner_(owner) {
if (auto_start == kAutoStartOn) {
Start();
}
}
StopWatch::~StopWatch() { Stop(); }
void StopWatch::Start() {
if (!IsCounting() && owner_->IsStopWatchEnabled(id_)) {
start_time_ = base::TimeTicks::Now();
}
}
void StopWatch::Stop() {
if (IsCounting()) {
base::TimeDelta time_elapsed = base::TimeTicks::Now() - start_time_;
start_time_ = base::TimeTicks();
owner_->OnStopWatchStopped(id_, time_elapsed);
}
}
bool StopWatch::IsCounting() const { return !start_time_.is_null(); }
} // namespace base