Long live Qt for S60!

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+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (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 qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef XFORM_H
+#define XFORM_H
+
+#include "arthurwidgets.h"
+
+#include <QBasicTimer>
+#include <QPolygonF>
+
+class HoverPoints;
+QT_FORWARD_DECLARE_CLASS(QLineEdit)
+
+class XFormView : public ArthurFrame
+{
+public:
+    Q_OBJECT
+
+    Q_PROPERTY(XFormType type READ type WRITE setType)
+    Q_PROPERTY(bool animation READ animation WRITE setAnimation)
+    Q_PROPERTY(qreal shear READ shear WRITE setShear)
+    Q_PROPERTY(qreal rotation READ rotation WRITE setRotation)
+    Q_PROPERTY(qreal scale READ scale WRITE setScale)
+    Q_PROPERTY(QString text READ text WRITE setText)
+    Q_PROPERTY(QPixmap pixmap READ pixmap WRITE setPixmap)
+    Q_ENUMS(XFormType)
+
+public:
+    enum XFormType { VectorType, PixmapType, TextType };
+
+    XFormView(QWidget *parent);
+    void paint(QPainter *);
+    void drawVectorType(QPainter *painter);
+    void drawPixmapType(QPainter *painter);
+    void drawTextType(QPainter *painter);
+    QSize sizeHint() const { return QSize(500, 500); }
+
+    void mousePressEvent(QMouseEvent *e);
+    void resizeEvent(QResizeEvent *e);
+    HoverPoints *hoverPoints() { return pts; }
+
+    bool animation() const { return timer.isActive(); }
+    qreal shear() const { return m_shear; }
+    qreal scale() const { return m_scale; }
+    qreal rotation() const { return m_rotation; }
+    void setShear(qreal s);
+    void setScale(qreal s);
+    void setRotation(qreal r);
+
+    XFormType type() const;
+    QPixmap pixmap() const;
+    QString text() const;
+
+public slots:
+    void setAnimation(bool animate);
+    void updateCtrlPoints(const QPolygonF &);
+    void changeRotation(int rotation);
+    void changeScale(int scale);
+    void changeShear(int shear);
+
+    void setText(const QString &);
+    void setPixmap(const QPixmap &);
+    void setType(XFormType t);
+
+    void setVectorType();
+    void setPixmapType();
+    void setTextType();
+    void reset();
+
+signals:
+    void rotationChanged(int rotation);
+    void scaleChanged(int scale);
+    void shearChanged(int shear);
+
+protected:
+    void timerEvent(QTimerEvent *e);
+    void wheelEvent(QWheelEvent *);
+
+private:
+    QPolygonF ctrlPoints;
+    HoverPoints *pts;
+    qreal m_rotation;
+    qreal m_scale;
+    qreal m_shear;
+    XFormType m_type;
+    QPixmap m_pixmap;
+    QString m_text;
+    QBasicTimer timer;
+};
+
+class XFormWidget : public QWidget
+{
+    Q_OBJECT
+public:
+    XFormWidget(QWidget *parent);
+
+private:
+    XFormView *view;
+    QLineEdit *textEditor;
+};
+
+#endif // XFORM_H