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70 lines
2.1 KiB
70 lines
2.1 KiB
/***************************************************************************
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copyright : (C) 2004, 2005 by Carsten Niehaus
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email : cniehaus@kde.org
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***************************************************************************/
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/***************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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***************************************************************************/
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#include "plotwidget.h"
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#include "plotwidget.moc"
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//KDE-Includes
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#include <kdebug.h>
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//QT-Includes
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#include <tqpainter.h>
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PlotWidget::PlotWidget( double x1,
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double x2,
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double y1,
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double y2,
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TQWidget *parent,
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const char* name)
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: KPlotWidget( x1, x2, y1, y2, parent, name )
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{
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m_connectPoints = false;
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}
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void PlotWidget::drawObjects( TQPainter *p )
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{
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// let the KPlotWidget draw the default stuff first
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KPlotWidget::drawObjects(p);
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// then draw the connecting lines
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if (!m_connectPoints) return; // bail out if connect points is not enabled
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TQPoint old; // used to remember last coordinates
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bool first = true;
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for ( KPlotObject *po = ObjectList.first(); po; po = ObjectList.next() )
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{
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// skip empty plot objects
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if ( po->points()->count() == 0 ) continue;
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// skip non-point plot objects
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if (po->type() != KPlotObject::POINTS) continue;
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// draw the connecting lines
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p->setPen( TQColor( po->color() ) );
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p->setBrush( TQColor( po->color() ) );
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for ( DPoint *dp = po->points()->first(); dp; dp = po->points()->next() )
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{
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TQPoint q = dp->qpoint( PixRect, DataRect );
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if ( first )
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first = false;
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else
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p->drawLine(old.x(), old.y(), q.x(), q.y());
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old.setX( q.x() );
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old.setY( q.y() );
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}
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p->setBrush( TQt::NoBrush );
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}
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}
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