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** Copyright (C) 2008 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.
** 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 General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License versions 2.0 or 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 GNU General Public Licensing requirements will be met:
** http://www.fsf.org/licensing/licenses/info/GPLv2.html and
** http://www.gnu.org/copyleft/gpl.html.  In addition, as a special
** exception, Nokia gives you certain additional rights. These rights
** are described in the Nokia Qt GPL Exception version 1.3, included in
** the file GPL_EXCEPTION.txt in this package.
** Qt for Windows(R) Licensees
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** Designer, grants users of the Qt/Eclipse Integration plug-in the
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#include "arthurwidgets.h"
#include <QtGui>

class PathStrokeRenderer : public ArthurFrame
    Q_PROPERTY(bool animation READ animation WRITE setAnimation)
    Q_PROPERTY(qreal penWidth READ realPenWidth WRITE setRealPenWidth)
    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(); }

    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(); }

    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
    PathStrokeControls(QWidget* parent, PathStrokeRenderer* renderer, bool smallScreen);

    void okPressed();
    void quitPressed();

    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
    PathStrokeWidget(bool smallScreen);
    void setStyle ( QStyle * style );

    PathStrokeRenderer *m_renderer;
    PathStrokeControls *m_controls;

private slots:
    void showControls();
    void hideControls();


#endif // PATHSTROKE_H

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