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/*
* python-qwt. Python wrapper for the Qwt Widget Library
* Copyright (C) 1997 Josef Wilgen
* Copyright (C) 2002 Uwe Rathmann
* Copyright (C) 2015 Gudjon I. Gudjonsson
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the Qwt License, Version 1.0
*****************************************************************************/
class QwtPlot: QFrame , QwtPlotDict
{
%TypeHeaderCode
#include <qwt_plot_item.h>
%End
public:
//! \brief Axis index
enum Axis
{
//! Y axis left of the canvas
yLeft,
//! Y axis right of the canvas
yRight,
//! X axis below the canvas
xBottom,
//! X axis above the canvas
xTop,
//! Number of axes
axisCnt
};
/*!
Position of the legend, relative to the canvas.
\sa insertLegend()
*/
enum LegendPosition
{
//! The legend will be left from the QwtPlot::yLeft axis.
LeftLegend,
//! The legend will be right from the QwtPlot::yRight axis.
RightLegend,
//! The legend will be below the footer
BottomLegend,
//! The legend will be above the title
TopLegend
};
explicit QwtPlot( QWidget * /TransferThis/ = NULL );
explicit QwtPlot( const QwtText &title, QWidget * /TransferThis/ = NULL );
virtual ~QwtPlot();
void applyProperties( const QString & );
QString grabProperties() const;
void setAutoReplot( bool = true );
bool autoReplot() const;
// Layout
void setPlotLayout( QwtPlotLayout * );
QwtPlotLayout *plotLayout();
//const QwtPlotLayout *plotLayout() const;
// Title
void setTitle( const QString & );
void setTitle( const QwtText &t );
QwtText title() const;
QwtTextLabel *titleLabel();
//const QwtTextLabel *titleLabel() const;
// Footer
void setFooter( const QString & );
void setFooter( const QwtText &t );
QwtText footer() const;
QwtTextLabel *footerLabel();
//const QwtTextLabel *footerLabel() const;
// Canvas
void setCanvas( QWidget * /Transfer/);
QWidget *canvas();
//const QWidget *canvas() const;
void setCanvasBackground( const QBrush & );
QBrush canvasBackground() const;
virtual QwtScaleMap canvasMap( int axisId ) const;
double invTransform( int axisId, int pos ) const;
double transform( int axisId, double value ) const;
// Axes
QwtScaleEngine *axisScaleEngine( int axisId );
//const QwtScaleEngine *axisScaleEngine( int axisId ) const;
void setAxisScaleEngine( int axisId, QwtScaleEngine * /Transfer/);
void setAxisAutoScale( int axisId, bool on = true );
bool axisAutoScale( int axisId ) const;
void enableAxis( int axisId, bool tf = true );
bool axisEnabled( int axisId ) const;
void setAxisFont( int axisId, const QFont &f );
QFont axisFont( int axisId ) const;
void setAxisScale( int axisId, double min, double max, double step = 0 );
void setAxisScaleDiv( int axisId, const QwtScaleDiv & );
void setAxisScaleDraw( int axisId, QwtScaleDraw * /Transfer/);
double axisStepSize( int axisId ) const;
QwtInterval axisInterval( int axisId ) const;
const QwtScaleDiv &axisScaleDiv( int axisId ) const;
//const QwtScaleDraw *axisScaleDraw( int axisId ) const;
QwtScaleDraw *axisScaleDraw( int axisId );
//const QwtScaleWidget *axisWidget( int axisId ) const;
QwtScaleWidget *axisWidget( int axisId );
void setAxisLabelAlignment( int axisId, Qt::Alignment );
void setAxisLabelRotation( int axisId, double rotation );
void setAxisTitle( int axisId, const QString & );
void setAxisTitle( int axisId, const QwtText & );
QwtText axisTitle( int axisId ) const;
void setAxisMaxMinor( int axisId, int maxMinor );
int axisMaxMinor( int axisId ) const;
void setAxisMaxMajor( int axisId, int maxMajor );
int axisMaxMajor( int axisId ) const;
// Legend
void insertLegend( QwtAbstractLegend * /Transfer/, LegendPosition = QwtPlot::RightLegend, double ratio = -1.0 );
QwtAbstractLegend *legend();
//const QwtAbstractLegend *legend() const;
void updateLegend();
void updateLegend( const QwtPlotItem *);
// Misc
virtual QSize sizeHint() const;
virtual QSize minimumSizeHint() const;
virtual void updateLayout();
virtual void drawCanvas( QPainter * );
void updateAxes();
void updateCanvasMargins();
/*virtual void getCanvasMarginsHint(
const QwtScaleMap maps[], const QRectF &canvasRect,
double &left, double &top, double &right, double &bottom) const;*/
virtual bool event( QEvent * );
virtual bool eventFilter( QObject *, QEvent *);
/*virtual void drawItems( QPainter *, const QRectF &,
const QwtScaleMap maps[axisCnt] ) const;*/
virtual QVariant itemToInfo( QwtPlotItem *) const;
virtual QwtPlotItem *infoToItem( const QVariant & ) const;
signals:
/*!
A signal indicating, that an item has been attached/detached
\param plotItem Plot item
\param on Attached/Detached
*/
void itemAttached( QwtPlotItem *plotItem, bool on );
/*!
A signal with the attributes how to update
the legend entries for a plot item.
\param itemInfo Info about a plot item, build from itemToInfo()
\param data Attributes of the entries ( usually <= 1 ) for
the plot item.
\sa itemToInfo(), infoToItem(), QwtAbstractLegend::updateLegend()
*/
void legendDataChanged( const QVariant &itemInfo,
const QList<QwtLegendData> &data );
public slots:
virtual void replot();
void autoRefresh();
protected:
static bool axisValid( int axisId );
virtual void resizeEvent( QResizeEvent *e );
private slots:
void updateLegendItems( const QVariant &itemInfo,
const QList<QwtLegendData> &data );
/*private:
friend class QwtPlotItem;
void attachItem( QwtPlotItem *, bool );
void initAxesData();
void deleteAxesData();
void updateScaleDiv();
void initPlot( const QwtText &title );
class AxisData;
AxisData *d_axisData[axisCnt];
class PrivateData;
PrivateData *d_data;*/
};
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