lyx_mirror/src/mathed/InsetMathExInt.h

// -*- C++ -*-
/**
 * \file InsetMathExInt.h
 * This file is part of LyX, the document processor.
 * Licence details can be found in the file COPYING.
 *
 * \author André Pönitz
 *
 * Full author contact details are available in file CREDITS.
 */

#ifndef MATH_EXINTINSET_H
#define MATH_EXINTINSET_H


// \int_l^u f(x) dx in one block (as opposed to 'f','(','x',')' or 'f','x')
// or \sum, \prod...  for interfacing external programs

#include "InsetMathNest.h"
#include "support/strfwd.h"

namespace lyx {

// for integrals:
//   cell(0) is stuff before the 'd'
//   cell(1) is the stuff after the 'd'
//   cell(2) is the lower bound
//   cell(3) is the upper bound
// for sums: 
//   cell(0) is the main body
//   cell(1) is the index (e.g., i), if the lower bound is "i = ..."
//      or the whole lower bound if not
//   cell(2) is what follows the "=" in the first case
//   cell(3) is the upper bound
class InsetMathExInt : public InsetMathNest {
public:
	///
	explicit InsetMathExInt(Buffer * buf, docstring const & name_);
	///
	void symbol(docstring const &);
	///
	void metrics(MetricsInfo & mi, Dimension & dim) const;
	///
	void draw(PainterInfo &, int x, int y) const;

	///
	void normalize(NormalStream &) const;
	///
	void maxima(MaximaStream &) const;
	///
	void maple(MapleStream &) const;
	///
	void mathematica(MathematicaStream &) const;
	///
	void mathmlize(MathStream &) const;
	///
	void write(WriteStream & os) const;
	///
	InsetCode lyxCode() const { return MATH_EXINT_CODE; }
	/// is this a sum, product, or whatever that we can handle?
	/// note that this does not include integrals.
	static bool isExIntOperator(docstring const &);
private:
	virtual Inset * clone() const;
	///
	bool hasScripts() const;
	///
	docstring symbol_;
};


} // namespace lyx


#endif