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88 lines
2.4 KiB
88 lines
2.4 KiB
#ifndef ORBITSWIDGET_H
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#define ORBITSWIDGET_H
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/***************************************************************************
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orbitswidget.h - description
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-------------------
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begin : June 2003
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copyright : (C) 2003, 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 <tqwidget.h>
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#include <math.h>
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/**
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* @short the widget which displays the Bohr-orbit of the element
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* @author Carsten Niehaus
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*/
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class OrbitsWidget : public TQWidget
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{
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Q_OBJECT
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public:
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OrbitsWidget( TQWidget *parent=0 , const char *name =0 );
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void setElementNumber( const int num );
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private:
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/**
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* the elementnumber we are looking at
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*/
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int Elemno;
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/**
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* the number off hulls the atom has
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*/
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int num;
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typedef TQValueList<int> intList;
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intList numOfElectrons;
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const TQString& getNumber() const;
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/**
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* @return the delta of the x-coordinate
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* @param r is the radius of the circle
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* @param angle is the n'st circle out of num
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* @param num is the number of circles
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*/
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inline double translateToDX( const double r , const double angle , const int num )
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{
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return( r * sin( M_PI * angle / num * 2 ) );
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}
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/**
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* @return the delta of the y-coordinate
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* @param r is the radius of the circle
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* @param angle is the n'st circle out of num
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* @param num is the number of circles
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*/
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inline double translateToDY( const double r , const double angle , const int num )
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{
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return( r * cos( M_PI * angle / num * 2 ) );
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}
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/**
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* sets everything up
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*/
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void getNumberOfOrbits();
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protected slots:
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virtual void paintEvent( TQPaintEvent* );
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};
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#endif // ORBITSWIDGET_H
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