Qt 4.7: lightmaps.h Example File (demos/embedded/lightmaps/lightmaps.h)

Qt Reference Documentation

# lightmaps.h Example File

demos/embedded/lightmaps/lightmaps.h

     /****************************************************************************
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     ** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
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     ** Contact: Nokia Corporation (qt-info@nokia.com)
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     ** This file is part of the demonstration applications of the Qt Toolkit.
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     ** GNU Lesser General Public License Usage
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     ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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     ** GNU General Public License Usage
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     #ifndef LIGHTMAPS_H
     #define LIGHTMAPS_H

     #include <QBasicTimer>
     #include <QWidget>

     class SlippyMap;

     class LightMaps: public QWidget
     {
         Q_OBJECT

     public:
         LightMaps(QWidget *parent = 0);
         void setCenter(qreal lat, qreal lng);

     public slots:
         void toggleNightMode();

     protected:
         void activateZoom();
         void resizeEvent(QResizeEvent *);
         void paintEvent(QPaintEvent *event);
         void timerEvent(QTimerEvent *);
         void mousePressEvent(QMouseEvent *event);
         void mouseMoveEvent(QMouseEvent *event);
         void mouseReleaseEvent(QMouseEvent *);
         void keyPressEvent(QKeyEvent *event);

     private slots:
         void updateMap(const QRect &r);

     private:
         SlippyMap *m_normalMap;
         SlippyMap *m_largeMap;
         bool pressed;
         bool snapped;
         QPoint pressPos;
         QPoint dragPos;
         QBasicTimer tapTimer;
         bool zoomed;
         QPixmap zoomPixmap;
         QPixmap maskPixmap;
         bool invert;
     };

     #endif