<?xml version="1.0" encoding="iso-8859-1"?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "DTD/xhtml1-strict.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en"> <head> <title>Qt 4.2: view.h Example File (graphicsview/portedasteroids/view.h)</title> <link href="classic.css" rel="stylesheet" type="text/css" /> </head> <body> <table border="0" cellpadding="0" cellspacing="0" width="100%"> <tr> <td align="left" valign="top" width="32"><a href="http://www.trolltech.com/products/qt"><img src="images/qt-logo.png" align="left" width="32" height="32" border="0" /></a></td> <td width="1"> </td><td class="postheader" valign="center"><a href="index.html"><font color="#004faf">Home</font></a> · <a href="classes.html"><font color="#004faf">All Classes</font></a> · <a href="mainclasses.html"><font color="#004faf">Main Classes</font></a> · <a href="groups.html"><font color="#004faf">Grouped Classes</font></a> · <a href="modules.html"><font color="#004faf">Modules</font></a> · <a href="functions.html"><font color="#004faf">Functions</font></a></td> <td align="right" valign="top" width="230"><a href="http://www.trolltech.com"><img src="images/trolltech-logo.png" align="right" width="203" height="32" border="0" /></a></td></tr></table><h1 align="center">view.h Example File<br /><sup><sup>graphicsview/portedasteroids/view.h</sup></sup></h1> <pre> /**************************************************************************** ** ** Copyright (C) 2006-2006 Trolltech ASA. All rights reserved. ** ** This file is part of the example classes of the Qt Toolkit. ** ** This file may be used under the terms of the GNU General Public ** License version 2.0 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 GNU ** General Public Licensing requirements will be met: ** http:<span class="comment">//www.trolltech.com/products/qt/opensource.html</span> ** ** If you are unsure which license is appropriate for your use, please ** review the following information: ** http:<span class="comment">//www.trolltech.com/products/qt/licensing.html or contact the</span> ** sales department at sales@trolltech.com. ** ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. ** ****************************************************************************/ /* * KAsteroids - Copyright (c) Martin R. Jones 1997 * * Part of the KDE project */ #ifndef __AST_VIEW_H__ #define __AST_VIEW_H__ #include <qwidget.h> #include <q3ptrlist.h> #include <q3intdict.h> #include <qtimer.h> #include <QGraphicsScene> #include <QGraphicsView> <span class="comment"> //Added by qt3to4:</span> #include <QTimerEvent> #include <QShowEvent> #include <QResizeEvent> #include "sprites.h" #define MAX_POWER_LEVEL 1000 class KAsteroidsView : public QWidget { Q_OBJECT public: KAsteroidsView( QWidget *parent = 0, const char *name = 0 ); virtual ~KAsteroidsView(); int refreshRate; void reset(); void setRockSpeed( double rs ) { rockSpeed = rs; } void addRocks( int num ); void newGame(); void endGame(); void newShip(); void rotateLeft( bool r ) { rotateL = r; rotateSlow = 5; } void rotateRight( bool r ) { rotateR = r; rotateSlow = 5; } void thrust( bool t ) { thrustShip = t && shipPower > 0; } void shoot( bool s ) { shootShip = s; shootDelay = 0; } void setShield( bool s ); void teleport( bool te) { teleportShip = te && mTeleportCount; } void brake( bool b ); void pause( bool p); void showText( const QString &text, const QColor &color, bool scroll=TRUE ); void hideText(); int shots() const { return shotsFired; } int hits() const { return shotsHit; } int power() const { return shipPower; } int teleportCount() const { return mTeleportCount; } int brakeCount() const { return mBrakeCount; } int shieldCount() const { return mShieldCount; } int shootCount() const { return mShootCount; } signals: void shipKilled(); void rockHit( int size ); void rocksRemoved(); void updateVitals(); private slots: void hideShield(); protected: bool readSprites(); void wrapSprite( QGraphicsItem * ); void rockHit( AnimatedPixmapItem * ); void reducePower( int val ); void addExhaust( double x, double y, double dx, double dy, int count ); void processMissiles(); void processShip(); void processPowerups(); void processShield(); double randDouble(); int randInt( int range ); virtual void resizeEvent( QResizeEvent *event ); virtual void timerEvent( QTimerEvent * ); void showEvent( QShowEvent * ); private: QGraphicsScene field; QGraphicsView view; QMap<int, QList<QPixmap> > animation; Q3PtrList<AnimatedPixmapItem> rocks; Q3PtrList<KMissile> missiles; Q3PtrList<KBit> bits; Q3PtrList<KExhaust> exhaust; Q3PtrList<KPowerup> powerups; KShield *shield; AnimatedPixmapItem *ship; QGraphicsTextItem *textSprite; bool rotateL; bool rotateR; bool thrustShip; bool shootShip; bool teleportShip; bool brakeShip; bool pauseShip; bool shieldOn; bool vitalsChanged; int shipAngle; int rotateSlow; int rotateRate; int shipPower; int shotsFired; int shotsHit; int shootDelay; int mBrakeCount; int mShieldCount; int mTeleportCount; int mShootCount; double shipDx; double shipDy; int textDy; int mFrameNum; bool mPaused; int mTimerId; double rockSpeed; double powerupSpeed; bool can_destroy_powerups; QTimer *shieldTimer; bool initialized; }; #endif</pre> <p /><address><hr /><div align="center"> <table width="100%" cellspacing="0" border="0"><tr class="address"> <td width="30%">Copyright © 2006 <a href="trolltech.html">Trolltech</a></td> <td width="40%" align="center"><a href="trademarks.html">Trademarks</a></td> <td width="30%" align="right"><div align="right">Qt 4.2.1</div></td> </tr></table></div></address></body> </html>