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/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the demonstration applications of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the either Technology Preview License Agreement or the
** Beta Release License Agreement.
**
** 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 1.0, 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 are unsure which license is appropriate for your use, please
** contact the sales department at http://qt.nokia.com/contact.
** $QT_END_LICENSE$
**
****************************************************************************/
#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();
// void frameRate(double fps);
private:
void generateLensPixmap();
QPainterPath lensDeform(const QPainterPath &source, const QPointF &offset);
QBasicTimer m_repaintTimer;
// QBasicTimer m_fpsTimer;
// int m_fpsCounter;
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 // PATHDEFORM_H
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