updatereaddirectioncmd.h

这个工具集提供以下结构化分析和UML分析中所用的图形化绘图工具：ER-diagrams, data and event flow diagrams and state-transition diagr

//------------------------------------------------------------------------------
//
// This file is part of Toolkit for Conceptual Modeling (TCM).
// (c) copyright 2000, Vrije Universiteit Amsterdam.
// Author: Frank Dehne ([e-mail])
//
// TCM 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.
//
// TCM is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with TCM; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
// 02111-1307, USA.
//-----------------------------------------------------------------------------
#ifndef _UPDATEREADDIRECTIONCMD_H
#define _UPDATEREADDIRECTIONCMD_H

#include "command.h"
#include "readdirection.h"
class Line;
class ShapeView;

/// command class for updating read direction arrows in lines.
class UpdateReadDirectionCmd: public Command {
/*@Doc: {\large {\bf scope:} TSSD} */
public:
	///
	UpdateReadDirectionCmd(ShapeView *view, ReadDirection::Type direction);
	///
	virtual ~UpdateReadDirectionCmd();
	///
	void Execute();
	///
	void UnExecute();
	///
	const char *GetName() const {return "update read direction";}
private:
	///
	ReadDirection::Type direction;
	///
	List<ReadDirection::Type> *oldDirections;
	///
	List<Line *> *lines;
	///
	ShapeView *view;
};
#endif