qwt_plot_spectrocurve.h

/* -*- mode: C++ ; c-file-style: "stroustrup" -*- *****************************
 * Qwt Widget Library
 * Copyright (C) 1997   Josef Wilgen
 * Copyright (C) 2002   Uwe Rathmann
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the Qwt License, Version 1.0
 *****************************************************************************/

#ifndef QWT_PLOT_CURVE_3D_H
#define QWT_PLOT_CURVE_3D_H

#include "qwt_global.h"
#include "qwt_plot_seriesitem.h"
#include "qwt_series_data.h"

class QwtSymbol;
class QwtColorMap;

/*!
    \brief Curve that displays 3D points as dots, where the z coordinate is
           mapped to a color.
*/
class QWT_EXPORT QwtPlotSpectroCurve: 
    public QwtPlotSeriesItem, QwtSeriesStore<QwtPoint3D>
{
public:
    //! Paint attributes
    enum PaintAttribute
    {
        //! Clip points outside the canvas rectangle
        ClipPoints = 1
    };

    //! Paint attributes
    typedef QFlags<PaintAttribute> PaintAttributes;

    explicit QwtPlotSpectroCurve( const QString &title = QString::null );
    explicit QwtPlotSpectroCurve( const QwtText &title );

    virtual ~QwtPlotSpectroCurve();

    virtual int rtti() const;

    void setPaintAttribute( PaintAttribute, bool on = true );
    bool testPaintAttribute( PaintAttribute ) const;

    void setSamples( const QVector<QwtPoint3D> & );
    void setSamples( QwtSeriesData<QwtPoint3D> * );


    void setColorMap( QwtColorMap * );
    const QwtColorMap *colorMap() const;

    void setColorRange( const QwtInterval & );
    QwtInterval & colorRange() const;

    virtual void drawSeries( QPainter *,
        const QwtScaleMap &xMap, const QwtScaleMap &yMap,
        const QRectF &canvasRect, int from, int to ) const;

    void setPenWidth(double width);
    double penWidth() const;

protected:
    virtual void drawDots( QPainter *,
        const QwtScaleMap &xMap, const QwtScaleMap &yMap,
        const QRectF &canvasRect, int from, int to ) const;

private:
    void init();

    class PrivateData;
    PrivateData *d_data;
};

Q_DECLARE_OPERATORS_FOR_FLAGS( QwtPlotSpectroCurve::PaintAttributes )

#endif