From ce599e4f9f94b4eb00c1b5edb85bce5431ab3df2 Mon Sep 17 00:00:00 2001
From: toma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>
Date: Wed, 25 Nov 2009 17:56:58 +0000
Subject: Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.
 BUG:215923

git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdeedu@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
---
 kalzium/src/orbitswidget.h | 86 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 86 insertions(+)
 create mode 100644 kalzium/src/orbitswidget.h

(limited to 'kalzium/src/orbitswidget.h')

diff --git a/kalzium/src/orbitswidget.h b/kalzium/src/orbitswidget.h
new file mode 100644
index 00000000..831684d0
--- /dev/null
+++ b/kalzium/src/orbitswidget.h
@@ -0,0 +1,86 @@
+#ifndef ORBITSWIDGET_H
+#define ORBITSWIDGET_H
+/***************************************************************************
+
+                           orbitswidget.h  -  description
+                             -------------------
+    begin                : June 2003
+    copyright            : (C) 2003, 2004, 2005 by Carsten Niehaus
+    email                : cniehaus@kde.org
+ ***************************************************************************/
+
+/***************************************************************************
+ *                                                                         *
+ *   This program is free software; you can redistribute it and/or modify  *
+ *   it under the terms of the GNU General Public License as published by  *
+ *   the Free Software Foundation; either version 2 of the License, or     *
+ *   (at your option) any later version.                                   *
+ *                                                                         *
+ ***************************************************************************/
+
+
+#include <qwidget.h>
+#include <math.h>
+
+/**
+ * @short the widget which displays the Bohr-orbit of the element
+ * @author Carsten Niehaus
+ */
+class OrbitsWidget : public QWidget
+{
+	Q_OBJECT
+
+	public:
+		OrbitsWidget( QWidget *parent=0 , const char *name =0 );
+
+		void setElementNumber( const int num );
+
+	private:
+		/**
+		 * the elementnumber we are looking at
+		 */
+		int Elemno; 
+	
+		/**
+		 * the number off hulls the atom has
+		 */
+		int num;
+		
+		typedef QValueList<int> intList;
+		intList numOfElectrons;
+
+		const QString& getNumber() const;
+		
+		/**
+		 * @return the delta of the x-coordinate
+		 * @param r is the radius of the circle
+		 * @param angle is the n'st circle out of num
+		 * @param num is the number of circles
+		 */
+		inline double translateToDX( const double r , const double angle , const int num )
+		{
+			return( r * sin( M_PI * angle / num * 2 ) );
+		}
+		
+		/**
+		 * @return the delta of the y-coordinate
+		 * @param r is the radius of the circle
+		 * @param angle is the n'st circle out of num
+		 * @param num is the number of circles
+		 */
+		inline double translateToDY( const double r , const double angle , const int num )
+		{
+			return( r * cos( M_PI * angle / num * 2 ) );
+		}
+
+		/**
+		 * sets everything up
+		 */
+		void getNumberOfOrbits();
+
+	protected slots:
+		virtual void paintEvent(  QPaintEvent* );
+};
+
+#endif // ORBITSWIDGET_H
+
-- 
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