propertyiomanipulator.h 2.58 KB
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/* 
 * Copyright 2009-2011 The VOTCA Development Team (http://www.votca.org)
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 */

#ifndef _VOTCA_TOOLS_PROPERTY_IO_MANIPULATOR_H
#define	_VOTCA_TOOLS_PROPERTY_IO_MANIPULATOR_H

#include <iostream>

#include "property.h"
#include "colors.h"

namespace votca { namespace tools {
    
/**
  * \brief Manipulates the format state of the output stream 
  *
  * Changes the state of the output stream. Property class reads this state  
  * and formats its output according to this state (XML, TXT, T2T, etc)
  */
class PropertyIOManipulator {
    
public:
    
    enum Type{ XML, HLP, TEX, TXT };
    
    explicit PropertyIOManipulator( Type type = XML, int level = 0, std::string indentation = "", ColorSchemeBase *color_scheme = NULL ) :
             _type(type), _level(level), _indentation(indentation), _color_scheme(color_scheme)  { ; } 

    ~PropertyIOManipulator() {
        delete _color_scheme;
    }
    friend std::ostream& operator << (std::ostream& os, PropertyIOManipulator& piom )
    { 
        os.pword( Property::getIOindex() ) = &piom;
        return os;
    }

    const Type        &getType(){return _type;}
          void         setType( Type type ){ _type = type; }
    const int         &getLevel (){return _level; }
          void         setLevel (int level){ _level = level; }
    const std::string &getIndentation(){return _indentation;}
          void         setIndentation(std::string indentation){_indentation = indentation;}
    const ColorSchemeBase *getColorScheme()
    {
        if ( !_color_scheme ) return &DEFAULT_COLORS;
        return _color_scheme;
    }
    
    template<typename T>
    const ColorSchemeBase *setColorScheme() {
	if (_color_scheme) delete _color_scheme; 
	_color_scheme = new Color<T>(); 
	return _color_scheme;
    }

private:
    Type _type;
    int _level;
    std::string _indentation;
    ColorSchemeBase* _color_scheme;
};

extern PropertyIOManipulator XML;
extern PropertyIOManipulator TXT;
extern PropertyIOManipulator TEX;
extern PropertyIOManipulator HLP;

}}


#endif	/* _VOTCA_TOOLS_PROPERTY_FORMAT_H */