tools/drawMapTest/drawmapscene.h
author Mitchell Kember <mk12360@gmail.com>
Fri, 30 Nov 2012 20:00:53 -0500
changeset 8149 237802cf4610
parent 4442 f8424e1bc936
permissions -rw-r--r--
Google Code-in: Center help text field Modifies the grid layout slightly so that the help text which appears when hovering over certain elements is centered with respect to the window, even when there are more buttons on one side. https://google-melange.appspot.com/gci/task/view/google/gci2012/7968226

#ifndef DRAWMAPSCENE_H
#define DRAWMAPSCENE_H

#include <QGraphicsScene>
#include <QPainterPath>

class QGraphicsPathItem;

typedef QList<QList<QPoint> > Paths;

class DrawMapScene : public QGraphicsScene
{
Q_OBJECT
public:
    explicit DrawMapScene(QObject *parent = 0);

    QByteArray encode();
    void decode(QByteArray data);

signals:
    void pathChanged();

public slots:
    void undo();
    void simplifyLast();

private:
    QPen m_pen;
    QBrush m_brush;
    QGraphicsPathItem  * m_currPath;
    Paths paths;

    virtual void mouseMoveEvent(QGraphicsSceneMouseEvent * mouseEvent);
    virtual void mousePressEvent(QGraphicsSceneMouseEvent * mouseEvent);
    virtual void mouseReleaseEvent(QGraphicsSceneMouseEvent * mouseEvent);

    QPainterPath pointsToPath(const QList<QPoint> points);
};

#endif // DRAWMAPSCENE_H