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#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);

    bool event(QEvent *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;

    QHash<int, int> m_fingerPointMapping;

};

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