<?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 4.6: pathdeform.h Example File (demos/deform/pathdeform.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://qt.nokia.com/"><img src="images/qt-logo.png" align="left" 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="functions.html"><font color="#004faf">All Functions</font></a> · <a href="overviews.html"><font color="#004faf">Overviews</font></a></td></tr></table><h1 class="title">pathdeform.h Example File<br /><span class="small-subtitle">demos/deform/pathdeform.h</span> </h1> <pre><span class="comment"> /**************************************************************************** ** ** Copyright (C) 2010 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. ** ** $QT_BEGIN_LICENSE:LGPL$ ** Commercial Usage ** Licensees holding valid Qt Commercial licenses may use this file in ** accordance with the Qt Commercial License Agreement provided with the ** Software or, alternatively, in accordance with the terms contained in ** a written agreement between you and Nokia. ** ** GNU Lesser General Public License Usage ** Alternatively, 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. ** ** If you have questions regarding the use of this file, please contact ** Nokia at qt-info@nokia.com. ** $QT_END_LICENSE$ ** ****************************************************************************/</span> #ifndef PATHDEFORM_H #define PATHDEFORM_H #include "arthurwidgets.h" #include <QPainterPath> #include <QBasicTimer> #include <QDateTime> class PathDeformRenderer : public ArthurFrame { Q_OBJECT Q_PROPERTY(bool animated READ animated WRITE setAnimated) Q_PROPERTY(int radius READ radius WRITE setRadius) Q_PROPERTY(int fontSize READ fontSize WRITE setFontSize) Q_PROPERTY(int intensity READ intensity WRITE setIntensity) Q_PROPERTY(QString text READ text WRITE setText) public: PathDeformRenderer(QWidget *widget, bool smallScreen = false); void paint(QPainter *painter); void mousePressEvent(QMouseEvent *e); void mouseReleaseEvent(QMouseEvent *e); void mouseMoveEvent(QMouseEvent *e); void timerEvent(QTimerEvent *e); QSize sizeHint() const { return QSize(600, 500); } bool animated() const { return m_animated; } int radius() const { return int(m_radius); } int fontSize() const { return m_fontSize; } int intensity() const { return int(m_intensity); } QString text() const { return m_text; } public slots: void setRadius(int radius); void setFontSize(int fontSize) { m_fontSize = fontSize; setText(m_text); } void setText(const QString &text); void setIntensity(int intensity); void setAnimated(bool animated); signals: void clicked(); <span class="comment"> // void frameRate(double fps);</span> private: void generateLensPixmap(); QPainterPath lensDeform(const QPainterPath &source, const QPointF &offset); QBasicTimer m_repaintTimer; <span class="comment"> // QBasicTimer m_fpsTimer;</span> <span class="comment"> // int m_fpsCounter;</span> QTime m_repaintTracker; QVector<QPainterPath> m_paths; QVector<QPointF> m_advances; QRectF m_pathBounds; QString m_text; QPixmap m_lens_pixmap; QImage m_lens_image; int m_fontSize; bool m_animated; qreal m_intensity; qreal m_radius; QPointF m_pos; QPointF m_offset; QPointF m_direction; QPointF m_mousePress; bool m_mouseDrag; bool m_smallScreen; }; class PathDeformControls : public QWidget { Q_OBJECT public: PathDeformControls(QWidget *parent, PathDeformRenderer* renderer, bool smallScreen); signals: void okPressed(); void quitPressed(); private: PathDeformRenderer* m_renderer; void layoutForDesktop(); void layoutForSmallScreen(); private slots: void emitQuitSignal(); void emitOkSignal(); }; class PathDeformWidget : public QWidget { Q_OBJECT public: PathDeformWidget(QWidget *parent, bool smallScreen); void setStyle ( QStyle * style ); private: PathDeformRenderer *m_renderer; PathDeformControls *m_controls; private slots: void showControls(); void hideControls(); }; #endif <span class="comment">// PATHDEFORM_H</span></pre> <p /><address><hr /><div align="center"> <table width="100%" cellspacing="0" border="0"><tr class="address"> <td width="40%" align="left">Copyright © 2010 Nokia Corporation and/or its subsidiary(-ies)</td> <td width="20%" align="center"><a href="trademarks.html">Trademarks</a></td> <td width="40%" align="right"><div align="right">Qt 4.6.3</div></td> </tr></table></div></address></body> </html>