Qt 4.8: lightmaps.h Example File (demos/embedded/lightmaps/lightmaps.h)

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# lightmaps.h Example File

demos/embedded/lightmaps/lightmaps.h

     /****************************************************************************
     **
     ** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
     ** Contact: http://www.qt-project.org/legal
     **
     ** This file is part of the demonstration applications of the Qt Toolkit.
     **
     ** $QT_BEGIN_LICENSE:LGPL$
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     ** GNU Lesser General Public License Usage
     ** Alternatively, this file may be used under the terms of the GNU Lesser
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     ** Foundation and appearing in the file LICENSE.LGPL included in the
     ** packaging of this file.  Please review the following information to
     ** ensure the GNU Lesser General Public License version 2.1 requirements
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     ** GNU General Public License Usage
     ** Alternatively, this file may be used under the terms of the GNU
     ** General Public License version 3.0 as published by the Free Software
     ** Foundation and appearing in the file LICENSE.GPL included in the
     ** packaging of this file.  Please review the following information to
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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