qwt_polar_layout.h

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/******************************************************************************
 * QwtPolar Widget Library
 * Copyright (C) 2008   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_POLAR_LAYOUT_H
#define QWT_POLAR_LAYOUT_H
 
#include "qwt_global.h"
#include "qwt_polar_plot.h"
 
class QWT_EXPORT QwtPolarLayout
{
  public:
 
    enum Option
    {
        IgnoreScrollbars = 0x01,
 
        IgnoreFrames     = 0x02,
 
        IgnoreTitle      = 0x04,
 
        IgnoreLegend     = 0x08
    };
 
    Q_DECLARE_FLAGS( Options, Option )
 
    explicit QwtPolarLayout();
    virtual ~QwtPolarLayout();
 
    void setLegendPosition( QwtPolarPlot::LegendPosition pos, double ratio );
    void setLegendPosition( QwtPolarPlot::LegendPosition pos );
    QwtPolarPlot::LegendPosition legendPosition() const;
 
    void setLegendRatio( double ratio );
    double legendRatio() const;
 
    virtual void activate( const QwtPolarPlot*,
        const QRectF& rect, Options options = Options() );
 
    virtual void invalidate();
 
    const QRectF& titleRect() const;
    const QRectF& legendRect() const;
    const QRectF& canvasRect() const;
 
    class LayoutData;
 
  protected:
    QRectF layoutLegend( Options options, QRectF& ) const;
 
  private:
    class PrivateData;
    PrivateData* m_data;
};
 
Q_DECLARE_OPERATORS_FOR_FLAGS( QwtPolarLayout::Options )
 
#endif