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 /*
     Copyright (C) 2014 by Elvis Angelaccio <elvis.angelaccio@kde.org>
 
     This file is part of Kronometer.
 
     Kronometer is free software: you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
     the Free Software Foundation, either version 2 of the License, or
     (at your option) any later version.
 
     Kronometer is distributed in the hope that it will be useful,
     but WITHOUT ANY WARRANTY; without even the implied warranty of
     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     GNU General Public License for more details.
 
     You should have received a copy of the GNU General Public License
     along with Kronometer.  If not, see <http://www.gnu.org/licenses/>.
 */
 
 #ifndef TIMEDISPLAY_H
 #define TIMEDISPLAY_H
 
 #include "ui_timedisplay.h"
 #include "timeformat.h"
 
 #include <QTime>
 #include <QWidget>
 
 class DigitDisplay;
 
 class QGroupBox;
 
 /**
  * @brief A custom widget displaying a QTime
  * This custom widget implements a "digital" display for a time, formatted according to a certain format.
  * This widget can be connected to a generic "time source" producing the time to be displayed.
  */
 class TimeDisplay : public QWidget, public Ui::TimeDisplay
 {
     Q_OBJECT
 
 public:
 
     explicit TimeDisplay(QWidget *parent = nullptr);
 
     /**
      * Set the internal time format of the display
      * @param format The format to be used as time format.
      */
     void setTimeFormat(const TimeFormat& format);
 
     /**
      * Set a custom font for hours
      * @param font The custom font to set.
      */
     void setHoursFont(const QFont& font);
 
     /**
      * Set a custom font for minutes
      * @param font The custom font to set.
      */
     void setMinutesFont(const QFont& font);
 
     /**
      * Set a custom font for seconds
      * @param font The custom font to set.
      */
     void setSecondsFont(const QFont& font);
 
     /**
      * Set a custom font for second fractions
      * @param font The custom font to set.
      */
     void setFractionsFont(const QFont& font);
 
     /**
      * Set a custom color for display background.
      * @param color The custom color to set.
      */
     void setBackgroundColor(const QColor& color);
 
     /**
      * Set a custom color for display fonts.
      * @param color The custom color to set.
      */
     void setTextColor(const QColor& color);
 
     /**
      * Get the current time formatted with the current format.
      * @return Current time formatted as string.
      */
     QString currentTime();
 
 public slots:
 
     /**
      * Set the time to be displayed.
      * @param time The time to be displayed.
      */
     void setTime(int time);
 
     /**
      * Reset the display to the default time format. The overridden format (if any) is lost.
      */
     void reset();
 
 private:
 
     static constexpr int MSECS_PER_HOUR = 3600000;
     static constexpr int MSECS_PER_MIN = 60000;
     static constexpr int MSECS_PER_SEC = 1000;
     static constexpr int SECS_PER_MIN = 60;
 
     QTime m_displayTime = {0, 0};     /** Current display time */
     TimeFormat m_currentFormat;       /** Current display time format. */
     TimeFormat m_defaultFormat;       /** Default time format, to be restored on reset. */
 
     /**
      * Refresh the labels text implementing the display timer
      */
     void updateTimer();
 
     /**
      * Refresh the minimum width of the frames, based on current font sizes
      */
     void updateWidth();
 
     /**
      * Helper function, called when setting and overriding the time format.
      */
     void updateTimeFormat();
 
     /**
      * Helper function, called to set frame colors.
      */
     void setGroupboxColor(QGroupBox *groupBox, QPalette::ColorRole role, const QColor& color);
 
     Q_DISABLE_COPY(TimeDisplay)
 };
 
 #endif