boblink.h

00001 /***************************************************************************
00002  *   Copyright (C) 2004 by Gav Wood                                        *
00003  *   gav@cs.york.ac.uk                                                     *
00004  *                                                                         *
00005  *   This program is free software; you can redistribute it and/or modify  *
00006  *   it under the terms of the GNU General Public License as published by  *
00007  *   the Free Software Foundation; either version 2 of the License, or     *
00008  *   (at your option) any later version.                                   *
00009  *                                                                         *
00010  *   This program is distributed in the hope that it will be useful,       *
00011  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
00012  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
00013  *   GNU General Public License for more details.                          *
00014  *                                                                         *
00015  *   You should have received a copy of the GNU General Public License     *
00016  *   along with this program; if not, write to the                         *
00017  *   Free Software Foundation, Inc.,                                       *
00018  *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
00019  ***************************************************************************/
00020 
00021 #ifndef BOBLINK_H
00022 #define BOBLINK_H
00023 
00024 #define __GEDDEI_BUILD
00025 
00026 #include <qcanvas.h>
00027 
00028 #include "refresher.h"
00029 
00030 class QDomElement;
00031 class QDomDocument;
00032 class BobPort;
00033 
00037 class BobLink: public QCanvasLine, public Refresher
00038 {
00039  friend class BobPort;
00040  BobPort *theFrom, *theTo;
00041  bool theConnected;
00042  uint theBufferSize, theProximity;
00043 
00044 public:
00045  static int RTTI;
00046  virtual int rtti() const { return 1002; }
00047 
00048  void refresh();
00049  bool connected() { return theConnected; }
00050  void setConnected(bool c) { theConnected = c; }
00051  BobPort *destination() { return theTo; }
00052 
00053  void saveYourself(QDomElement &element, QDomDocument &doc);
00054  void loadYourself(QDomElement &element);
00055 
00056  void setBufferSize(const uint bufferSize) { theBufferSize = bufferSize; }
00057  const uint bufferSize() { return theBufferSize; }
00058  void setProximity(const uint proximity) { theProximity = proximity; }
00059  const uint proximity() { return theProximity; }
00060 
00061  BobLink(BobPort *from, BobPort *to);
00062  ~BobLink();
00063 };
00064 
00065 #endif

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