PacPlot.h

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/***************************************************************************
 *   Copyright (C) 2008-2011 by Matthias Nagl                              *
 *   mnagl@uni-goettingen.de                                               *
 *                                                                         *
 *   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.                                   *
 *                                                                         *
 *   This program is distributed in the hope that it will be useful,       *
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
 *   GNU General Public License for more details.                          *
 *                                                                         *
 *   You should have received a copy of the GNU General Public License     *
 *   along with this program; if not, write to the                         *
 *   Free Software Foundation, Inc.,                                       *
 *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
 ***************************************************************************/

#ifndef PACPLOT_H
#define PACPLOT_H

#include <qwt_plot.h>

#if defined(PACPLOT_LIBRARY)
#  define PACPLOT_EXPORT Q_DECL_EXPORT
#else
#  define PACPLOT_EXPORT Q_DECL_IMPORT
#endif

class QWidget;
class QwtText;
class QToolButton;
class PacPlotZoomer;
class QwtPlotPicker;
class QwtPlotMagnifier;
class QwtPlotPanner;
class QwtPlotGrid;

class PACPLOT_EXPORT PacPlot : public QwtPlot
{
Q_OBJECT
public:
    explicit PacPlot(QWidget *parent = 0);
    explicit PacPlot(const QwtText &title, QWidget *p = 0);
    void setHelpText(const QString &helptitle, const QString &helptext);
    bool markerToolIsChecked() const;
    bool zoomToolIsChecked() const;
    void setMarkerToolChecked(bool checked);
    void setZoomToolChecked(bool checked);
    void setToolSelectionWidgetsVisible(bool visible);
    virtual void setZoomBase();

signals:
    //void markerToolSelected(bool selected);
    //void zoomToolSelected(bool selected);
    void pickerAppended(QwtDoublePoint p);
    void pickerMoved(QwtDoublePoint p);

private slots:
    void markerToggled(bool marker);
    void showHelp();

protected:
    virtual bool eventFilter(QObject *, QEvent *);
    virtual void changeEvent (QEvent *event);

private:
    void createButtons();

    QToolButton *marker, *zoom, *help;
    QWidget *toolbar, *line;
    QString helptitle, helptext;

    PacPlotZoomer *zoomer;
    QwtPlotPicker *picker;
    QwtPlotMagnifier *magnifier;
    QwtPlotPanner *panner;
    QwtPlotGrid *grid;
};

#endif // PACPLOT_H