1 files changed, 102 insertions, 0 deletions
diff --git a/kpovmodeler/pmvalue.h b/kpovmodeler/pmvalue.h
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+++ b/kpovmodeler/pmvalue.h
@@ -0,0 +1,102 @@
+//-*-C++-*-
+/*
+**************************************************************************
+                                 description
+                             --------------------
+    copyright            : (C) 2000-2001 by Andreas Zehender
+    email                : [email protected]
+**************************************************************************
+
+**************************************************************************
+*                                                                        *
+*  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 PMVALUE_H
+#define PMVALUE_H
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include "pmvector.h"
+
+enum PMValueType { PMVFloat, PMVVector, PMVColor };
+
+/**
+ * Helper class for parsing numeric expressions because wo don't know
+ * at begin of an expression, which type it is.
+ *
+ * Colors are stored as 5D vectors.
+ */
+
+class PMValue
+{
+public:
+   /**
+    * Creates a PMValue with type PMVFloat and value 0.0
+    */
+   PMValue( ) : m_v( 0 ) { m_d = 0.0; m_type = PMVFloat; }
+   /**
+    * Copy constructor
+    */
+   PMValue( const PMValue& v )
+   {
+      m_type = v.m_type;
+      m_d = v.m_d;
+      m_v = v.m_v;
+   }
+   /**
+    * Returns the type of the value.
+    * Values can be PMVFloat, PMVVector, PMVColor
+    */
+   PMValueType type( ) const { return m_type; }
+
+   /**
+    * Sets the float value and sets the type to PMVFloat
+    */
+   void setFloat( const double d ) { m_d = d; m_type = PMVFloat; }
+   /**
+    * Sets the vector value and sets the type to PMVVector
+    */
+   void setVector( const PMVector& v ) { m_v = v; m_type = PMVVector; }
+   /**
+    * Sets the color value and sets the type to PMVColor
+    */
+   void setColor( const PMVector& v ) { m_v = v; m_type = PMVColor; }
+
+   /**
+    * Returns the float value
+    */
+   double floatValue( ) const { return m_d; }
+   /**
+    * Returns the vector value
+    */
+   PMVector vector( ) const { return m_v; }
+   /**
+    * Returns the color value
+    */
+   PMVector color( ) const { return m_v; }
+   /**
+    * Assigns v to the value
+    */
+   PMValue& operator= ( const PMValue& v )
+   {
+      m_type = v.m_type;
+      m_d = v.m_d;
+      m_v = v.m_v;
+      return *this;
+   }
+
+private:
+   PMValueType m_type;
+   double m_d;
+   PMVector m_v;
+};
+
+#endif