Long live Qt 4.5!

1 files changed, 168 insertions, 0 deletions

diff --git a/demos/pathstroke/pathstroke.h b/demos/pathstroke/pathstroke.h
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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 PATHSTROKE_H
+#define PATHSTROKE_H
+
+#include "arthurwidgets.h"
+#include <QtGui>
+
+class PathStrokeRenderer : public ArthurFrame
+{
+    Q_OBJECT
+    Q_PROPERTY(bool animation READ animation WRITE setAnimation)
+    Q_PROPERTY(qreal penWidth READ realPenWidth WRITE setRealPenWidth)
+public:
+    enum PathMode { CurveMode, LineMode };
+
+    PathStrokeRenderer(QWidget *parent, bool smallScreen = false);
+
+    void paint(QPainter *);
+    void mousePressEvent(QMouseEvent *e);
+    void mouseMoveEvent(QMouseEvent *e);
+    void mouseReleaseEvent(QMouseEvent *e);
+    void timerEvent(QTimerEvent *e);
+
+    QSize sizeHint() const { return QSize(500, 500); }
+
+    bool animation() const { return m_timer.isActive(); }
+
+    qreal realPenWidth() const { return m_penWidth; }
+    void setRealPenWidth(qreal penWidth) { m_penWidth = penWidth; update(); }
+
+signals:
+    void clicked();
+
+public slots:
+    void setPenWidth(int penWidth) { m_penWidth = penWidth / 10.0; update(); }
+    void setAnimation(bool animation);
+
+    void setFlatCap() { m_capStyle = Qt::FlatCap; update(); }
+    void setSquareCap() { m_capStyle = Qt::SquareCap; update(); }
+    void setRoundCap() { m_capStyle = Qt::RoundCap; update(); }
+
+    void setBevelJoin() { m_joinStyle = Qt::BevelJoin; update(); }
+    void setMiterJoin() { m_joinStyle = Qt::MiterJoin; update(); }
+    void setRoundJoin() { m_joinStyle = Qt::RoundJoin; update(); }
+
+    void setCurveMode() { m_pathMode = CurveMode; update(); }
+    void setLineMode() { m_pathMode = LineMode; update(); }
+
+    void setSolidLine() { m_penStyle = Qt::SolidLine; update(); }
+    void setDashLine() { m_penStyle = Qt::DashLine; update(); }
+    void setDotLine() { m_penStyle = Qt::DotLine; update(); }
+    void setDashDotLine() { m_penStyle = Qt::DashDotLine; update(); }
+    void setDashDotDotLine() { m_penStyle = Qt::DashDotDotLine; update(); }
+    void setCustomDashLine() { m_penStyle = Qt::NoPen; update(); }
+
+private:
+    void initializePoints();
+    void updatePoints();
+
+    QBasicTimer m_timer;
+
+    PathMode m_pathMode;
+
+    bool m_wasAnimated;
+
+    qreal m_penWidth;
+    int m_pointCount;
+    int m_pointSize;
+    int m_activePoint;
+    QVector<QPointF> m_points;
+    QVector<QPointF> m_vectors;
+
+    Qt::PenJoinStyle m_joinStyle;
+    Qt::PenCapStyle m_capStyle;
+
+    Qt::PenStyle m_penStyle;
+
+    bool m_smallScreen;
+    QPoint m_mousePress;
+    bool m_mouseDrag;
+};
+
+class PathStrokeControls : public QWidget
+{
+    Q_OBJECT
+public:
+    PathStrokeControls(QWidget* parent, PathStrokeRenderer* renderer, bool smallScreen);
+
+signals:
+    void okPressed();
+    void quitPressed();
+
+private:
+    PathStrokeRenderer* m_renderer;
+
+    QGroupBox *m_capGroup;
+    QGroupBox *m_joinGroup;
+    QGroupBox *m_styleGroup;
+    QGroupBox *m_pathModeGroup;
+
+    void createCommonControls(QWidget* parent);
+    void layoutForDesktop();
+    void layoutForSmallScreens();
+
+private slots:
+    void emitQuitSignal();
+    void emitOkSignal();
+
+};
+
+class PathStrokeWidget : public QWidget
+{
+    Q_OBJECT
+public:
+    PathStrokeWidget(bool smallScreen);
+    void setStyle ( QStyle * style );
+
+private:
+    PathStrokeRenderer *m_renderer;
+    PathStrokeControls *m_controls;
+
+private slots:
+    void showControls();
+    void hideControls();
+
+};
+
+#endif // PATHSTROKE_H