view src/panner.h @ 425:ad106f5fe75f

Add "Ignore Files" and "Edit Ignored List" to Work menu (latter is subsumed from Advanced menu formerly).  Also subsume Serve via HTTP into File menu as Share Repository, and add a more helpful description of it. Remove Advanced menu

/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */

/*
    EasyMercurial

    Based on HgExplorer by Jari Korhonen
    Copyright (c) 2010 Jari Korhonen
    Copyright (c) 2011 Chris Cannam
    Copyright (c) 2011 Queen Mary, University of London
    
    This program is free software; you can redistribute it and/or
    modify it under the terms of the GNU General Public License as
    published by the Free Software Foundation; either version 2 of the
    License, or (at your option) any later version.  See the file
    COPYING included with this distribution for more information.
*/

#ifndef _PANNER_H_
#define _PANNER_H_

#include <QGraphicsView>

class Panned;

class Panner : public QGraphicsView
{
    Q_OBJECT

public:
    Panner();
    virtual ~Panner() { }

    virtual void setScene(QGraphicsScene *);

    void connectToPanned(Panned *p);

signals:
    void pannedRectChanged(QRectF);
    void pannerChanged(QRectF);
    void zoomIn();
    void zoomOut();

public slots:
    void slotSetPannedRect(QRectF);

protected slots:
    void slotSceneRectChanged(const QRectF &);
    void slotSceneChanged(const QList<QRectF> &);

protected:
    QRectF m_pannedRect;

    void moveTo(QPoint);

    void fit(QRectF);

    virtual void paintEvent(QPaintEvent *);
    virtual void mousePressEvent(QMouseEvent *e);
    virtual void mouseMoveEvent(QMouseEvent *e);
    virtual void mouseReleaseEvent(QMouseEvent *e);
    virtual void mouseDoubleClickEvent(QMouseEvent *e);
    virtual void wheelEvent(QWheelEvent *e);

    virtual void resizeEvent(QResizeEvent *);

    virtual void updateScene(const QList<QRectF> &);
    virtual void drawItems(QPainter *, int, QGraphicsItem *[],
                           const QStyleOptionGraphicsItem []);

    bool m_clicked;
    bool m_moved;
    QRectF m_clickedRect;
    QPoint m_clickedPoint;

    QPixmap m_cache;
};

#endif