1 files changed, 69 insertions, 0 deletions
diff --git a/kpovmodeler/pmformulalabel.h b/kpovmodeler/pmformulalabel.h
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+/*
+**************************************************************************
+                                 description
+                             --------------------
+    copyright            : (C) 2002 by Andreas Zehender
+    email                : zehender@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.                                   *
+*                                                                        *
+**************************************************************************/
+
+
+#ifndef PMFORMULALABEL_H
+#define PMFORMULALABEL_H
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <qwidget.h>
+
+class PMPolynomExponents;
+
+/**
+ * QLabel with a rich text to display a polynom for the quadric,
+ * cubic, quartic and polynom objects.
+ */
+class PMFormulaLabel : public QWidget
+{
+public:
+   /**
+    * Displays the exponents of the @ref PMPolynomExponents
+    */
+   PMFormulaLabel( const PMPolynomExponents& exp, QWidget* parent, const char* name = 0 );
+   /**
+    * Displays the given exponents
+    */
+   PMFormulaLabel( int x, int y, int z, QWidget* parent, const char* name = 0 );
+   /**
+    * Destructor
+    */
+   ~PMFormulaLabel( );
+   virtual QSize sizeHint( ) const;
+   virtual QSize minimumSizeHint( ) const;
+   
+protected:
+   virtual void drawContents( QPainter* p );
+   virtual void paintEvent( QPaintEvent* e );
+   virtual void fontChange( const QFont& oldFont );
+   
+private:
+   QFont exponentFont( ) const;
+   void calculateSizeHint( );
+   
+   QSize m_sizeHint;
+   int m_exponents[3];
+   
+   static QString s_xyz[3];
+   static QString s_digit[10];
+   static QString s_nullString;
+};
+
+#endif