# -*- coding: utf-8 -*-
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#
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# This file is part of Glances.
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#
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# Copyright (C) 2018 Nicolargo <nicolas@nicolargo.com>
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#
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# Glances is free software; you can redistribute it and/or modify
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# it under the terms of the GNU Lesser General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# Glances is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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"""The timer manager."""
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from time import time
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from datetime import datetime
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# Global list to manage the elapsed time
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last_update_times = {}
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def getTimeSinceLastUpdate(IOType):
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"""Return the elapsed time since last update."""
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global last_update_times
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# assert(IOType in ['net', 'disk', 'process_disk'])
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current_time = time()
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last_time = last_update_times.get(IOType)
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if not last_time:
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time_since_update = 1
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else:
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time_since_update = current_time - last_time
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last_update_times[IOType] = current_time
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return time_since_update
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class Timer(object):
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"""The timer class. A simple chronometer."""
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def __init__(self, duration):
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self.duration = duration
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self.start()
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def start(self):
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self.target = time() + self.duration
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def reset(self):
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self.start()
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def get(self):
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return self.duration - (self.target - time())
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def set(self, duration):
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self.duration = duration
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def finished(self):
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return time() > self.target
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class Counter(object):
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"""The counter class."""
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def __init__(self):
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self.start()
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def start(self):
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self.target = datetime.now()
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def reset(self):
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self.start()
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def get(self):
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return (datetime.now() - self.target).total_seconds()
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