lightmaps.h Example File

demos/embedded/lightmaps/lightmaps.h
 /****************************************************************************
 **
 ** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
 ** All rights reserved.
 ** Contact: Nokia Corporation (qt-info@nokia.com)
 **
 ** This file is part of the demonstration applications of the Qt Toolkit.
 **
 ** $QT_BEGIN_LICENSE:LGPL$
 ** GNU Lesser General Public License Usage
 ** This file may be used under the terms of the GNU Lesser General Public
 ** License version 2.1 as published by the Free Software 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 will be met:
 ** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
 **
 ** In addition, as a special exception, Nokia gives you certain additional
 ** rights. These rights are described in the Nokia Qt LGPL Exception
 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
 **
 ** 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 ensure the GNU General
 ** Public License version 3.0 requirements will be met:
 ** http://www.gnu.org/copyleft/gpl.html.
 **
 ** Other Usage
 ** Alternatively, this file may be used in accordance with the terms and
 ** conditions contained in a signed written agreement between you and Nokia.
 **
 **
 **
 **
 **
 ** $QT_END_LICENSE$
 **
 ****************************************************************************/

 #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