You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
103 lines
2.6 KiB
103 lines
2.6 KiB
15 years ago
|
//-*-C++-*-
|
||
|
|
/*
|
||
|
|
**************************************************************************
|
||
|
|
description
|
||
|
|
--------------------
|
||
|
|
copyright : (C) 2000-2001 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 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
|