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118 lines
3 KiB
C++
118 lines
3 KiB
C++
/*****************************************************************************
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* Eliot
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* Copyright (C) 2012 Olivier Teulière
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* Authors: Olivier Teulière <ipkiss @@ gmail.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program 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 General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*****************************************************************************/
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#ifndef TIMER_WIDGET_H_
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#define TIMER_WIDGET_H_
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#include <QtGui/QLCDNumber>
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#include "logging.h"
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class QTimer;
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/// Helper class, used to synchronize the various instances of TimerWidget
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class TimerModel : public QObject
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{
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Q_OBJECT;
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DEFINE_LOGGER();
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public:
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TimerModel(int iTotalDuration, int iAlertDuration);
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// Accessors
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int getValue() const { return m_remaining; }
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void setValue(int iNewValue);
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int getTotalDuration() const { return m_totalDuration; }
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void setTotalDuration(int iSeconds);
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int getAlertDuration() const { return m_alertDuration; }
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void setAlertDuration(int iSeconds);
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bool wasAlertTriggered() const { return m_alertTriggered; }
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bool isExpired() const { return m_remaining == 0; }
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bool isActiveTimer() const;
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public slots:
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// Timer handling
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void startTimer();
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void pauseTimer();
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void resetTimer();
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signals:
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void valueChanged(int iNewValue);
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void alert(int iRemainingSeconds);
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void expired();
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void timerReset();
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void newTotalDuration(int iNewTotal);
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private slots:
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void updateTime();
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private:
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/// Total duration of the timer, in seconds
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int m_totalDuration;
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/// Alert duration of the timer, in seconds (must be lower than the total duration)
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int m_alertDuration;
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/// Number of remaining seconds
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int m_remaining;
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/// Indicate whether we triggered an alert
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bool m_alertTriggered;
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/// Timer used for the countdown
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QTimer *m_timer;
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};
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class TimerWidget : public QLCDNumber
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{
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Q_OBJECT;
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DEFINE_LOGGER();
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public:
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TimerWidget(QWidget *parent, TimerModel &iTimerModel);
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private slots:
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/// Format the given time and display it
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void displayTime(int iSeconds);
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void newTotalDuration(int iNewTotal);
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void alertTriggered();
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void timerReset();
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protected:
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// Events handling
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virtual void mousePressEvent(QMouseEvent*);
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virtual void mouseDoubleClickEvent(QMouseEvent*);
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/// Define a default size
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virtual QSize sizeHint() const;
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private:
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/// Model representing the number of remaining seconds
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TimerModel &m_model;
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};
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#endif
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