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Branched from the monolithic repo, Qt master branch, at commit
896db169ea224deb96c59ce8af800d019de63f12

1 files changed, 153 insertions, 0 deletions

diff --git a/demos/deform/pathdeform.h b/demos/deform/pathdeform.h
new file mode 100644
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+++ b/demos/deform/pathdeform.h
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+/****************************************************************************
+**
+** Copyright (C) 2011 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.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** 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 Technology Preview License Agreement accompanying
+** this package.
+**
+** 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.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#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