workspace/plasma/applets/analog-clock/clock.h

   1 /***************************************************************************
   2  *   Copyright 2007 by Aaron Seigo <aseigo@kde.org>                        *
   3  *   Copyright 2007 by Riccardo Iaconelli <riccardo@kde.org>               *
   4  *                                                                         *
   5  *   This program is free software; you can redistribute it and/or modify  *
   6  *   it under the terms of the GNU General Public License as published by  *
   7  *   the Free Software Foundation; either version 2 of the License, or     *
   8  *   (at your option) any later version.                                   *
   9  *                                                                         *
  10  *   This program is distributed in the hope that it will be useful,       *
  11  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  12  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  13  *   GNU General Public License for more details.                          *
  14  *                                                                         *
  15  *   You should have received a copy of the GNU General Public License     *
  16  *   along with this program; if not, write to the                         *
  17  *   Free Software Foundation, Inc.,                                       *
  18  *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA .        *
  19  ***************************************************************************/
  20
  21 #ifndef CLOCK_H
  22 #define CLOCK_H
  23
  24 #include <QImage>
  25 #include <QPaintDevice>
  26 #include <QLabel>
  27 #include <QPixmap>
  28 #include <QTimer>
  29 #include <QPaintEvent>
  30 #include <QPainter>
  31 #include <QTime>
  32 #include <QGraphicsItem>
  33 #include <QColor>
  34
  35 #include <Plasma/Containment>
  36 #include <Plasma/DataEngine>
  37
  38 #include <plasmaclock/clockapplet.h>
  39 #include "ui_clockConfig.h"
  40
  41 class QTimer;
  42
  43 namespace Plasma
  44 {
  45     class Svg;
  46     class Dialog;
  47 }
  48
  49 class Clock : public ClockApplet
  50 {
  51     Q_OBJECT
  52     public:
  53         Clock(QObject *parent, const QVariantList &args);
  54         ~Clock();
  55
  56         void init();
  57         void constraintsEvent(Plasma::Constraints constraints);
  58         QPainterPath shape() const;
  59         void paintInterface(QPainter *painter, const QStyleOptionGraphicsItem *option, const QRect &contentsRect);
  60
  61     public slots:
  62         void dataUpdated(const QString &name, const Plasma::DataEngine::Data &data);
  63
  64     protected:
  65         void createClockConfigurationInterface(KConfigDialog *parent);
  66         void changeEngineTimezone(const QString &oldTimezone, const QString &newTimezone);
  67
  68     protected slots:
  69         void clockConfigAccepted();
  70         void repaintNeeded();
  71         void moveSecondHand();
  72
  73     private:
  74         void connectToEngine();
  75         void drawHand(QPainter *p, const QRect &rect, const qreal verticalTranslation, const qreal rotation, const QString &handName);
  76
  77         bool m_showSecondHand;
  78         bool m_fancyHands;
  79         bool m_showTimezoneString;
  80         Plasma::Svg* m_theme;
  81         QTime m_time;
  82         QTime m_lastTimeSeen;
  83         enum RepaintCache {
  84             RepaintNone,
  85             RepaintAll,
  86             RepaintHands
  87         };
  88         RepaintCache m_repaintCache;
  89         QPixmap m_faceCache;
  90         QPixmap m_handsCache;
  91         QPixmap m_glassCache;
  92         qreal m_verticalTranslation;
  93         QTimer *m_secondHandUpdateTimer;
  94         int m_animationStart;
  95         /// Designer Config file
  96         Ui::clockConfig ui;
  97 };
  98
  99 K_EXPORT_PLASMA_APPLET(clock, Clock)
 100
 101 #endif