001 /** 002 * planningtool - A Planning Tool with Critiquing Support. 003 * 004 * Copyright (C) 2006 olale 005 006 * This program is free software; you can redistribute it and/or 007 * modify it under the terms of the GNU General Public License 008 * as published by the Free Software Foundation; either version 2 009 * of the License, or (at your option) any later version. 010 011 * This program is distributed in the hope that it will be useful, 012 * but WITHOUT ANY WARRANTY; without even the implied warranty of 013 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 014 * GNU General Public License for more details. 015 016 * You should have received a copy of the GNU General Public License 017 * along with this program; if not, write to the Free Software 018 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. 019 020 * Contact information: 021 * E-mail: olale@ida.liu.se 022 * olale@lysator.liu.se 023 */ 024 package se.liu.ida.critiquer.gui.graph; 025 026 import org.tigris.gef.base.Layer; 027 import org.tigris.gef.graph.GraphModel; 028 import org.tigris.gef.graph.presentation.NetEdge; 029 import org.tigris.gef.presentation.FigEdge; 030 031 import se.liu.ida.critiquer.activities.Activity; 032 033 public class OrderingEdge extends NetEdge { 034 035 /** 036 * 037 */ 038 private static final long serialVersionUID = 1L; 039 040 private OrderingFigEdge figEdge; 041 042 private PreviousPort previousPort = null; 043 044 private NextPort nextPort = null; 045 046 private Activity beforeActivity; 047 048 private Activity afterActivity; 049 050 public OrderingEdge() { 051 super(); 052 // TODO Auto-generated constructor stub 053 } 054 055 @Override 056 public FigEdge makePresentation(Layer lay) { 057 if (figEdge == null) { 058 figEdge = new OrderingFigEdge(); 059 figEdge.setDashed(true); 060 061 } 062 return figEdge; 063 } 064 065 /** 066 * 067 * <p> 068 * Just as in the case with inheritance ports, the nextPort denotes the port 069 * connecting TO the next activity. 070 * </p> 071 * <p> 072 * That means that the nextPort is connected to a Fig that represents the 073 * activitiy that should come <b>before</b>. 074 * </p> 075 * 076 * 077 */ 078 @Override 079 public boolean connect(GraphModel gm, Object srcPort, Object destPort) { 080 boolean connect = super.connect(gm, srcPort, destPort); 081 if (srcPort instanceof PreviousPort && destPort instanceof NextPort) { 082 previousPort = (PreviousPort) srcPort; 083 nextPort = (NextPort) destPort; 084 } else if (destPort instanceof PreviousPort && srcPort instanceof NextPort) { 085 previousPort = (PreviousPort) destPort; 086 nextPort = (NextPort) srcPort; 087 } else { 088 System.err.println("Cannot connect " + srcPort.getClass().getSimpleName() 089 + " and " 090 + destPort.getClass().getSimpleName() 091 + " with OrderingEdge"); 092 connect = false; 093 } 094 if (connect) { 095 beforeActivity = nextPort.getActivityNode().getActivity(); 096 afterActivity = previousPort.getActivityNode().getActivity(); 097 beforeActivity.order(afterActivity); 098 } 099 return connect; 100 } 101 102 /** 103 * 104 * @see se.liu.ida.critiquer.gui.graph.OrderingEdge#connect(org.tigris.gef.graph.GraphModel,java.lang.Object,java.lang.Object) 105 * for information on what the ports denote 106 * 107 */ 108 @Override 109 public void deleteFromModel() { 110 super.deleteFromModel(); 111 nextPort.getActivityNode().getActivity().removeOrder(previousPort.getActivityNode() 112 .getActivity()); 113 } 114 115 @Override 116 public String getId() { 117 // TODO Auto-generated method stub 118 return null; 119 } 120 121 /** 122 * @return Returns the afterActivity. 123 */ 124 public Activity getAfterActivity() { 125 return afterActivity; 126 } 127 128 /** 129 * @return Returns the beforeActivity. 130 */ 131 public Activity getBeforeActivity() { 132 return beforeActivity; 133 } 134 135 }