1 | // License: GPL. For details, see LICENSE file.
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2 | package org.openstreetmap.josm.gui.dialogs.relation;
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3 |
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4 | import static org.openstreetmap.josm.gui.dialogs.relation.WayConnectionType.Direction.BACKWARD;
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5 | import static org.openstreetmap.josm.gui.dialogs.relation.WayConnectionType.Direction.FORWARD;
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6 | import static org.openstreetmap.josm.gui.dialogs.relation.WayConnectionType.Direction.NONE;
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7 | import static org.openstreetmap.josm.gui.dialogs.relation.WayConnectionType.Direction.ROUNDABOUT_LEFT;
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8 | import static org.openstreetmap.josm.gui.dialogs.relation.WayConnectionType.Direction.ROUNDABOUT_RIGHT;
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9 |
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10 | import java.util.ArrayList;
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11 | import java.util.Arrays;
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12 | import java.util.Collection;
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13 | import java.util.Collections;
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14 | import java.util.HashSet;
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15 | import java.util.Iterator;
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16 | import java.util.LinkedList;
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17 | import java.util.List;
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18 | import java.util.Set;
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19 | import java.util.concurrent.CopyOnWriteArrayList;
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20 |
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21 | import javax.swing.DefaultListSelectionModel;
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22 | import javax.swing.ListSelectionModel;
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23 | import javax.swing.event.TableModelEvent;
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24 | import javax.swing.event.TableModelListener;
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25 | import javax.swing.table.AbstractTableModel;
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26 |
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27 | import org.openstreetmap.josm.Main;
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28 | import org.openstreetmap.josm.data.coor.EastNorth;
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29 | import org.openstreetmap.josm.data.osm.Node;
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30 | import org.openstreetmap.josm.data.osm.OsmPrimitive;
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31 | import org.openstreetmap.josm.data.osm.Relation;
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32 | import org.openstreetmap.josm.data.osm.RelationMember;
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33 | import org.openstreetmap.josm.data.osm.Way;
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34 | import org.openstreetmap.josm.gui.dialogs.relation.WayConnectionType.Direction;
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35 | import org.openstreetmap.josm.gui.layer.OsmDataLayer;
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36 |
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37 | public class MemberTableModel extends AbstractTableModel implements TableModelListener {
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38 |
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39 | /**
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40 | * data of the table model: The list of members and the cached WayConnectionType of each member.
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41 | **/
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42 | private ArrayList<RelationMember> members;
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43 | private ArrayList<WayConnectionType> connectionType = null;
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44 |
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45 | private DefaultListSelectionModel listSelectionModel;
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46 | private CopyOnWriteArrayList<IMemberModelListener> listeners;
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47 | private OsmDataLayer layer;
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48 |
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49 | /**
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50 | * constructor
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51 | */
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52 | public MemberTableModel(OsmDataLayer layer) {
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53 | members = new ArrayList<RelationMember>();
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54 | listeners = new CopyOnWriteArrayList<IMemberModelListener>();
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55 | this.layer = layer;
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56 | addTableModelListener(this);
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57 | }
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58 |
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59 | public void addMemberModelListener(IMemberModelListener listener) {
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60 | synchronized (listeners) {
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61 | if (listener != null && !listeners.contains(listener)) {
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62 | listeners.add(listener);
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63 | }
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64 | }
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65 | }
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66 |
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67 | public void removeMemberModelListener(IMemberModelListener listener) {
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68 | synchronized (listeners) {
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69 | if (listener != null && listeners.contains(listener)) {
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70 | listeners.remove(listener);
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71 | }
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72 | }
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73 | }
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74 |
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75 | protected void fireMakeMemberVisible(int index) {
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76 | synchronized (listeners) {
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77 | for (IMemberModelListener listener : listeners) {
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78 | listener.makeMemberVisible(index);
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79 | }
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80 | }
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81 | }
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82 |
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83 | public void populate(Relation relation) {
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84 | members.clear();
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85 | if (relation != null) {
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86 | // make sure we work with clones of the relation members
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87 | // in the model.
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88 | members.addAll(new Relation(relation).getMembers());
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89 | }
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90 | fireTableDataChanged();
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91 | }
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92 |
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93 | public int getColumnCount() {
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94 | return 3;
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95 | }
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96 |
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97 | public int getRowCount() {
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98 | return members.size();
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99 | }
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100 |
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101 | public Object getValueAt(int rowIndex, int columnIndex) {
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102 | switch (columnIndex) {
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103 | case 0:
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104 | return members.get(rowIndex).getRole();
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105 | case 1:
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106 | return members.get(rowIndex).getMember();
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107 | case 2:
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108 | return wayConnection(rowIndex);
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109 | }
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110 | // should not happen
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111 | return null;
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112 | }
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113 |
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114 | @Override
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115 | public boolean isCellEditable(int rowIndex, int columnIndex) {
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116 | return columnIndex == 0;
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117 | }
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118 |
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119 | @Override
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120 | public void setValueAt(Object value, int rowIndex, int columnIndex) {
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121 | RelationMember member = members.get(rowIndex);
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122 | RelationMember newMember = new RelationMember(value.toString(), member.getMember());
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123 | members.remove(rowIndex);
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124 | members.add(rowIndex, newMember);
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125 | }
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126 |
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127 | public OsmPrimitive getReferredPrimitive(int idx) {
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128 | return members.get(idx).getMember();
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129 | }
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130 |
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131 | public void moveUp(int[] selectedRows) {
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132 | if (!canMoveUp(selectedRows))
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133 | return;
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134 |
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135 | for (int row : selectedRows) {
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136 | RelationMember member1 = members.get(row);
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137 | RelationMember member2 = members.get(row - 1);
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138 | members.set(row, member2);
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139 | members.set(row - 1, member1);
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140 | }
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141 | fireTableDataChanged();
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142 | getSelectionModel().setValueIsAdjusting(true);
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143 | getSelectionModel().clearSelection();
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144 | for (int row : selectedRows) {
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145 | row--;
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146 | getSelectionModel().addSelectionInterval(row, row);
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147 | }
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148 | getSelectionModel().setValueIsAdjusting(false);
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149 | fireMakeMemberVisible(selectedRows[0] - 1);
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150 | }
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151 |
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152 | public void moveDown(int[] selectedRows) {
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153 | if (!canMoveDown(selectedRows))
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154 | return;
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155 |
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156 | for (int i = selectedRows.length - 1; i >= 0; i--) {
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157 | int row = selectedRows[i];
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158 | RelationMember member1 = members.get(row);
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159 | RelationMember member2 = members.get(row + 1);
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160 | members.set(row, member2);
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161 | members.set(row + 1, member1);
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162 | }
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163 | fireTableDataChanged();
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164 | getSelectionModel();
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165 | getSelectionModel().setValueIsAdjusting(true);
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166 | getSelectionModel().clearSelection();
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167 | for (int row : selectedRows) {
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168 | row++;
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169 | getSelectionModel().addSelectionInterval(row, row);
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170 | }
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171 | getSelectionModel().setValueIsAdjusting(false);
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172 | fireMakeMemberVisible(selectedRows[0] + 1);
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173 | }
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174 |
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175 | public void remove(int[] selectedRows) {
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176 | if (!canRemove(selectedRows))
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177 | return;
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178 | int offset = 0;
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179 | for (int row : selectedRows) {
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180 | row -= offset;
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181 | members.remove(row);
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182 | offset++;
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183 | }
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184 | fireTableDataChanged();
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185 | }
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186 |
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187 | public boolean canMoveUp(int[] rows) {
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188 | if (rows == null || rows.length == 0)
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189 | return false;
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190 | Arrays.sort(rows);
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191 | return rows[0] > 0 && members.size() > 0;
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192 | }
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193 |
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194 | public boolean canMoveDown(int[] rows) {
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195 | if (rows == null || rows.length == 0)
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196 | return false;
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197 | Arrays.sort(rows);
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198 | return members.size() > 0 && rows[rows.length - 1] < members.size() - 1;
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199 | }
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200 |
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201 | public boolean canRemove(int[] rows) {
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202 | if (rows == null || rows.length == 0)
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203 | return false;
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204 | return true;
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205 | }
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206 |
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207 | public DefaultListSelectionModel getSelectionModel() {
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208 | if (listSelectionModel == null) {
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209 | listSelectionModel = new DefaultListSelectionModel();
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210 | listSelectionModel.setSelectionMode(ListSelectionModel.MULTIPLE_INTERVAL_SELECTION);
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211 | }
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212 | return listSelectionModel;
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213 | }
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214 |
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215 | public void removeMembersReferringTo(List<? extends OsmPrimitive> primitives) {
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216 | if (primitives == null)
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217 | return;
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218 | Iterator<RelationMember> it = members.iterator();
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219 | while (it.hasNext()) {
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220 | RelationMember member = it.next();
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221 | if (primitives.contains(member.getMember())) {
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222 | it.remove();
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223 | }
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224 | }
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225 | fireTableDataChanged();
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226 | }
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227 |
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228 | public void applyToRelation(Relation relation) {
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229 | relation.setMembers(members);
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230 | }
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231 |
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232 | public boolean hasSameMembersAs(Relation relation) {
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233 | if (relation == null)
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234 | return false;
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235 | if (relation.getMembersCount() != members.size())
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236 | return false;
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237 | for (int i = 0; i < relation.getMembersCount(); i++) {
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238 | if (!relation.getMember(i).equals(members.get(i)))
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239 | return false;
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240 | }
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241 | return true;
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242 | }
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243 |
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244 | public boolean hasIncompleteMembers() {
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245 | for (RelationMember member : members) {
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246 | if (member.getMember().incomplete)
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247 | return true;
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248 | }
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249 | return false;
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250 | }
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251 |
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252 | protected List<Integer> getSelectedIndices() {
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253 | ArrayList<Integer> selectedIndices = new ArrayList<Integer>();
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254 | for (int i = 0; i < members.size(); i++) {
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255 | if (getSelectionModel().isSelectedIndex(i)) {
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256 | selectedIndices.add(i);
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257 | }
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258 | }
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259 | return selectedIndices;
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260 | }
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261 |
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262 | public void addMembersAtBeginning(List<OsmPrimitive> primitives) {
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263 | if (primitives == null)
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264 | return;
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265 | for (OsmPrimitive primitive : primitives) {
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266 | RelationMember member = new RelationMember("", primitive);
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267 | members.add(0, member);
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268 | }
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269 | fireTableDataChanged();
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270 | getSelectionModel().clearSelection();
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271 | for (int i = 0; i < primitives.size(); i++) {
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272 | getSelectionModel().addSelectionInterval(i, i);
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273 | }
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274 | fireMakeMemberVisible(0);
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275 | }
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276 |
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277 | public void addMembersAtEnd(List<? extends OsmPrimitive> primitives) {
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278 | if (primitives == null)
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279 | return;
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280 |
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281 | for (OsmPrimitive primitive : primitives) {
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282 | RelationMember member = new RelationMember("", primitive);
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283 | members.add(member);
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284 | }
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285 | fireTableDataChanged();
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286 | getSelectionModel().clearSelection();
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287 | for (int i = 0; i < primitives.size(); i++) {
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288 | getSelectionModel().addSelectionInterval(members.size() - 1 - i, members.size() - 1 - i);
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289 | }
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290 | fireMakeMemberVisible(members.size() - 1);
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291 | }
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292 |
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293 | public void addMembersBeforeIdx(List<? extends OsmPrimitive> primitives, int idx) {
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294 | if (primitives == null)
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295 | return;
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296 |
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297 | for (OsmPrimitive primitive : primitives) {
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298 | RelationMember member = new RelationMember("", primitive);
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299 | members.add(idx, member);
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300 | }
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301 | fireTableDataChanged();
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302 | getSelectionModel().setValueIsAdjusting(true);
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303 | getSelectionModel().clearSelection();
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304 | for (int i = 0; i < primitives.size(); i++) {
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305 | getSelectionModel().addSelectionInterval(idx + i, idx + i);
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306 | }
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307 | getSelectionModel().setValueIsAdjusting(false);
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308 | fireMakeMemberVisible(idx);
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309 | }
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310 |
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311 | public void addMembersAfterIdx(List<? extends OsmPrimitive> primitives, int idx) {
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312 | if (primitives == null)
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313 | return;
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314 | int j = 1;
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315 | for (OsmPrimitive primitive : primitives) {
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316 | RelationMember member = new RelationMember("", primitive);
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317 | members.add(idx + j, member);
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318 | j++;
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319 | }
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320 | fireTableDataChanged();
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321 | getSelectionModel().setValueIsAdjusting(true);
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322 | getSelectionModel().clearSelection();
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323 | for (int i = 0; i < primitives.size(); i++) {
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324 | getSelectionModel().addSelectionInterval(idx + 1 + i, idx + 1 + i);
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325 | }
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326 | getSelectionModel().setValueIsAdjusting(false);
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327 | fireMakeMemberVisible(idx + 1);
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328 | }
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329 |
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330 | /**
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331 | * Replies the number of members which refer to a particular primitive
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332 | *
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333 | * @param primitive the primitive
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334 | * @return the number of members which refer to a particular primitive
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335 | */
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336 | public int getNumMembersWithPrimitive(OsmPrimitive primitive) {
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337 | int count = 0;
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338 | for (RelationMember member : members) {
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339 | if (member.getMember().equals(primitive)) {
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340 | count++;
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341 | }
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342 | }
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343 | return count;
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344 | }
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345 |
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346 | /**
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347 | * updates the role of the members given by the indices in <code>idx</code>
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348 | *
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349 | * @param idx the array of indices
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350 | * @param role the new role
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351 | */
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352 | public void updateRole(int[] idx, String role) {
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353 | if (idx == null || idx.length == 0)
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354 | return;
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355 | for (int row : idx) {
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356 | RelationMember oldMember = members.get(row);
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357 | RelationMember newMember = new RelationMember(role, oldMember.getMember());
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358 | members.remove(row);
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359 | members.add(row, newMember);
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360 | }
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361 | fireTableDataChanged();
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362 | for (int row : idx) {
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363 | getSelectionModel().addSelectionInterval(row, row);
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364 | }
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365 | }
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366 |
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367 | /**
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368 | * Get the currently selected relation members
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369 | *
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370 | * @return a collection with the currently selected relation members
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371 | */
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372 | public Collection<RelationMember> getSelectedMembers() {
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373 | ArrayList<RelationMember> selectedMembers = new ArrayList<RelationMember>();
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374 | for (int i : getSelectedIndices()) {
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375 | selectedMembers.add(members.get(i));
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376 | }
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377 | return selectedMembers;
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378 | }
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379 |
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380 | /**
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381 | * Replies the set of selected referers. Never null, but may be empty.
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382 | *
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383 | * @return the set of selected referers
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384 | */
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385 | public Set<OsmPrimitive> getSelectedChildPrimitives() {
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386 | HashSet<OsmPrimitive> ret = new HashSet<OsmPrimitive>();
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387 | for (RelationMember m: getSelectedMembers()) {
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388 | ret.add(m.getMember());
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389 | }
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390 | return ret;
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391 | }
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392 |
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393 | /**
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394 | * Replies the set of selected referers. Never null, but may be empty.
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395 | *
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396 | * @return the set of selected referers
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397 | */
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398 | public Set<OsmPrimitive> getChildPrimitives(Collection<? extends OsmPrimitive> referenceSet) {
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399 | HashSet<OsmPrimitive> ret = new HashSet<OsmPrimitive>();
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400 | if (referenceSet == null) return null;
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401 | for (RelationMember m: members) {
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402 | if (referenceSet.contains(m.getMember())) {
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403 | ret.add(m.getMember());
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404 | }
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405 | }
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406 | return ret;
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407 | }
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408 |
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409 |
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410 | /**
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411 | * Replies true, if the selected {@see OsmPrimitive}s in the layer belonging
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412 | * to this model are in sync with the selected referers in this model.
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413 | *
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414 | * @return
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415 | */
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416 | public boolean selectionsAreInSync() {
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417 | HashSet<OsmPrimitive> s1 = new HashSet<OsmPrimitive>(getSelectedChildPrimitives());
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418 | if (s1.size() != layer.data.getSelected().size()) return false;
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419 | s1.removeAll(layer.data.getSelected());
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420 | return s1.isEmpty();
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421 | }
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422 | /**
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423 | * Selects the members in the collection selectedMembers
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424 | *
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425 | * @param selectedMembers the collection of selected members
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426 | */
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427 | public void setSelectedMembers(Collection<RelationMember> selectedMembers) {
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428 | if (selectedMembers == null || selectedMembers.isEmpty())
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429 | return;
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430 |
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431 | // lookup the indices for the respective members
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432 | //
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433 | ArrayList<Integer> selectedIndices = new ArrayList<Integer>();
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434 | for (RelationMember member : selectedMembers) {
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435 | for (int idx = 0; idx < members.size(); idx ++) {
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436 | if (members.get(idx).equals(member)) {
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437 | if (!selectedIndices.contains(idx)) {
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438 | selectedIndices.add(idx);
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439 | }
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440 | }
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441 | }
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442 | }
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443 |
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444 | // select the members
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445 | //
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446 | Collections.sort(selectedIndices);
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447 | getSelectionModel().setValueIsAdjusting(true);
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448 | getSelectionModel().clearSelection();
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449 | for (int row : selectedIndices) {
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450 | getSelectionModel().addSelectionInterval(row, row);
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451 | }
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452 | getSelectionModel().setValueIsAdjusting(false);
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453 |
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454 | // make the first selected member visible
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455 | //
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456 | if (selectedIndices.size() > 0) {
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457 | fireMakeMemberVisible(selectedIndices.get(0));
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458 | }
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459 | }
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460 |
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461 | /**
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462 | * Replies true if the index-th relation members referrs
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463 | * to an editable relation, i.e. a relation which is not
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464 | * incomplete.
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465 | *
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466 | * @param index the index
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467 | * @return true, if the index-th relation members referrs
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468 | * to an editable relation, i.e. a relation which is not
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469 | * incomplete
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470 | */
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471 | public boolean isEditableRelation(int index) {
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472 | if (index < 0 || index >= members.size())
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473 | return false;
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474 | RelationMember member = members.get(index);
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475 | if (!member.isRelation())
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476 | return false;
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477 | Relation r = member.getRelation();
|
---|
478 | return !r.incomplete;
|
---|
479 | }
|
---|
480 |
|
---|
481 | /**
|
---|
482 | * Replies true if there is at least one relation member in this model
|
---|
483 | * which refers to at least on the primitives in <code>primitives</code>.
|
---|
484 | *
|
---|
485 | * @param primitives the collection of primitives
|
---|
486 | * @return true if there is at least one relation member in this model
|
---|
487 | * which refers to at least on the primitives in <code>primitives</code>; false
|
---|
488 | * otherwise
|
---|
489 | */
|
---|
490 | public boolean hasMembersReferringTo(Collection<OsmPrimitive> primitives) {
|
---|
491 | if (primitives == null || primitives.isEmpty())
|
---|
492 | return false;
|
---|
493 | HashSet<OsmPrimitive> referrers = new HashSet<OsmPrimitive>();
|
---|
494 | for(RelationMember member : members) {
|
---|
495 | referrers.add(member.getMember());
|
---|
496 | }
|
---|
497 | Iterator<OsmPrimitive> it = primitives.iterator();
|
---|
498 | while(it.hasNext()) {
|
---|
499 | OsmPrimitive referred = it.next();
|
---|
500 | if (referrers.contains(referred))
|
---|
501 | return true;
|
---|
502 | }
|
---|
503 | return false;
|
---|
504 | }
|
---|
505 |
|
---|
506 | /**
|
---|
507 | * Selects all mebers which refer to {@see OsmPrimitive}s in the collections
|
---|
508 | * <code>primitmives</code>. Does nothing is primitives is null.
|
---|
509 | *
|
---|
510 | * @param primitives the collection of primitives
|
---|
511 | */
|
---|
512 | public void selectMembersReferringTo(Collection<? extends OsmPrimitive> primitives) {
|
---|
513 | if (primitives == null) return;
|
---|
514 | getSelectionModel().setValueIsAdjusting(true);
|
---|
515 | getSelectionModel().clearSelection();
|
---|
516 | for (int i=0; i< members.size();i++) {
|
---|
517 | RelationMember m = members.get(i);
|
---|
518 | if (primitives.contains(m.getMember())) {
|
---|
519 | this.getSelectionModel().addSelectionInterval(i,i);
|
---|
520 | }
|
---|
521 | }
|
---|
522 | getSelectionModel().setValueIsAdjusting(false);
|
---|
523 | if (getSelectedIndices().size() > 0) {
|
---|
524 | fireMakeMemberVisible(getSelectedIndices().get(0));
|
---|
525 | }
|
---|
526 | }
|
---|
527 |
|
---|
528 | /**
|
---|
529 | * Replies true if the layer this model belongs to is equal to the active
|
---|
530 | * layer
|
---|
531 | *
|
---|
532 | * @return true if the layer this model belongs to is equal to the active
|
---|
533 | * layer
|
---|
534 | */
|
---|
535 | protected boolean isActiveLayer() {
|
---|
536 | if (Main.map == null || Main.map.mapView == null) return false;
|
---|
537 | return Main.map.mapView.getActiveLayer() == layer;
|
---|
538 | }
|
---|
539 |
|
---|
540 | /**
|
---|
541 | * get a node we can link against when sorting members
|
---|
542 | * @param element the element we want to link against
|
---|
543 | * @param linked_element already linked against element
|
---|
544 | * @return the unlinked node if element is a way, the node itself if element is a node, null otherwise
|
---|
545 | */
|
---|
546 | private static Node getUnusedNode(RelationMember element, RelationMember linked_element)
|
---|
547 | {
|
---|
548 | Node result = null;
|
---|
549 |
|
---|
550 | if (element.isWay()) {
|
---|
551 | Way w = element.getWay();
|
---|
552 | if (linked_element.isWay()) {
|
---|
553 | Way x = linked_element.getWay();
|
---|
554 | if ((w.firstNode() == x.firstNode()) || (w.firstNode() == x.lastNode())) {
|
---|
555 | result = w.lastNode();
|
---|
556 | } else {
|
---|
557 | result = w.firstNode();
|
---|
558 | }
|
---|
559 | } else if (linked_element.isNode()) {
|
---|
560 | Node m = linked_element.getNode();
|
---|
561 | if (w.firstNode() == m) {
|
---|
562 | result = w.lastNode();
|
---|
563 | } else {
|
---|
564 | result = w.firstNode();
|
---|
565 | }
|
---|
566 | }
|
---|
567 | } else if (element.isNode()) {
|
---|
568 | Node n = element.getNode();
|
---|
569 | result = n;
|
---|
570 | }
|
---|
571 |
|
---|
572 | return result;
|
---|
573 | }
|
---|
574 |
|
---|
575 | /**
|
---|
576 | * Sort the relation members by the way they are linked.
|
---|
577 | */
|
---|
578 | void sort() {
|
---|
579 | RelationNodeMap map = new RelationNodeMap(members);
|
---|
580 |
|
---|
581 | // List of groups of linked members
|
---|
582 | //
|
---|
583 | ArrayList<LinkedList<Integer>> allGroups = new ArrayList<LinkedList<Integer>>();
|
---|
584 |
|
---|
585 | // current group of members that are linked among each other
|
---|
586 | // Two successive members are always linked i.e. have a common node.
|
---|
587 | //
|
---|
588 | LinkedList<Integer> group;
|
---|
589 |
|
---|
590 | Integer first;
|
---|
591 | while ((first = map.pop()) != null) {
|
---|
592 | group = new LinkedList<Integer>();
|
---|
593 | group.add(first);
|
---|
594 |
|
---|
595 | allGroups.add(group);
|
---|
596 |
|
---|
597 | Integer next = first;
|
---|
598 | while ((next = map.popAdjacent(next)) != null) {
|
---|
599 | group.addLast(next);
|
---|
600 | }
|
---|
601 |
|
---|
602 | // The first element need not be in front of the list.
|
---|
603 | // So the search goes in both directions
|
---|
604 | //
|
---|
605 | next = first;
|
---|
606 | while ((next = map.popAdjacent(next)) != null) {
|
---|
607 | group.addFirst(next);
|
---|
608 | }
|
---|
609 |
|
---|
610 | }
|
---|
611 |
|
---|
612 | group = new LinkedList<Integer>();
|
---|
613 | group.addAll(map.getNotSortableMembers());
|
---|
614 | allGroups.add(group);
|
---|
615 |
|
---|
616 | ArrayList<RelationMember> newMembers = new ArrayList<RelationMember>();
|
---|
617 | for (LinkedList<Integer> tmpGroup : allGroups) {
|
---|
618 | for (Integer p : tmpGroup) {
|
---|
619 | newMembers.add(members.get(p));
|
---|
620 | }
|
---|
621 | }
|
---|
622 |
|
---|
623 | if (members.size() != newMembers.size()) throw new AssertionError();
|
---|
624 |
|
---|
625 | members.clear();
|
---|
626 | members.addAll(newMembers);
|
---|
627 | fireTableDataChanged();
|
---|
628 | }
|
---|
629 |
|
---|
630 | /**
|
---|
631 | * Determines the direction of way k with respect to the way ref_i.
|
---|
632 | * The way ref_i is assumed to have the direction ref_direction and
|
---|
633 | * to be the predecessor of k.
|
---|
634 | *
|
---|
635 | * If both ways are not linked in any way, NONE is returned.
|
---|
636 | *
|
---|
637 | * Else the direction is given as follows:
|
---|
638 | * Let the relation be a route of oneway streets, and someone travels them in the given order.
|
---|
639 | * Direction is FORWARD for if it is legel and BACKWARD if it is illegal to do so for the given way.
|
---|
640 | *
|
---|
641 | **/
|
---|
642 | private Direction determineDirection(int ref_i,Direction ref_direction, int k) {
|
---|
643 | if (ref_i < 0 || k < 0 || ref_i >= members.size() || k >= members.size())
|
---|
644 | return NONE;
|
---|
645 | if (ref_direction == NONE)
|
---|
646 | return NONE;
|
---|
647 |
|
---|
648 | RelationMember m_ref = members.get(ref_i);
|
---|
649 | RelationMember m = members.get(k);
|
---|
650 | Way way_ref = null;
|
---|
651 | Way way = null;
|
---|
652 |
|
---|
653 | if (m_ref.isWay()) {
|
---|
654 | way_ref = m_ref.getWay();
|
---|
655 | }
|
---|
656 | if (m.isWay()) {
|
---|
657 | way = m.getWay();
|
---|
658 | }
|
---|
659 |
|
---|
660 | if (way_ref == null || way == null)
|
---|
661 | return NONE;
|
---|
662 |
|
---|
663 | /** the list of nodes the way k can dock to */
|
---|
664 | List<Node> refNodes= new ArrayList<Node>();
|
---|
665 |
|
---|
666 | switch (ref_direction) {
|
---|
667 | case FORWARD:
|
---|
668 | refNodes.add(way_ref.lastNode());
|
---|
669 | break;
|
---|
670 | case BACKWARD:
|
---|
671 | refNodes.add(way_ref.firstNode());
|
---|
672 | break;
|
---|
673 | case ROUNDABOUT_LEFT:
|
---|
674 | case ROUNDABOUT_RIGHT:
|
---|
675 | refNodes = way_ref.getNodes();
|
---|
676 | break;
|
---|
677 | }
|
---|
678 |
|
---|
679 | if (refNodes == null)
|
---|
680 | return NONE;
|
---|
681 |
|
---|
682 | for (Node n : refNodes) {
|
---|
683 | if (n == null) {
|
---|
684 | continue;
|
---|
685 | }
|
---|
686 | if (roundaboutType(k) != NONE) {
|
---|
687 | for (Node nn : way.getNodes()) {
|
---|
688 | if (n == nn)
|
---|
689 | return roundaboutType(k);
|
---|
690 | }
|
---|
691 | } else {
|
---|
692 | if (n == way.firstNode())
|
---|
693 | return FORWARD;
|
---|
694 | if (n == way.lastNode())
|
---|
695 | return BACKWARD;
|
---|
696 | }
|
---|
697 | }
|
---|
698 | return NONE;
|
---|
699 | }
|
---|
700 |
|
---|
701 | /**
|
---|
702 | * determine, if the way i is a roundabout and if yes, what type of roundabout
|
---|
703 | */
|
---|
704 | private Direction roundaboutType(int i) { //FIXME
|
---|
705 | RelationMember m = members.get(i);
|
---|
706 | if (m == null || !m.isWay()) return NONE;
|
---|
707 | Way w = m.getWay();
|
---|
708 | return roundaboutType(w);
|
---|
709 | }
|
---|
710 | static Direction roundaboutType(Way w) {
|
---|
711 | if (w != null &&
|
---|
712 | "roundabout".equals(w.get("junction")) &&
|
---|
713 | w.getNodesCount() < 200 &&
|
---|
714 | w.getNodesCount() > 2 &&
|
---|
715 | w.getNode(0) != null &&
|
---|
716 | w.getNode(1) != null &&
|
---|
717 | w.getNode(2) != null &&
|
---|
718 | w.firstNode() == w.lastNode()) {
|
---|
719 | /** do some simple determinant / cross pruduct test on the first 3 nodes
|
---|
720 | to see, if the roundabout goes clock wise or ccw */
|
---|
721 | EastNorth en1 = w.getNode(0).getEastNorth();
|
---|
722 | EastNorth en2 = w.getNode(1).getEastNorth();
|
---|
723 | EastNorth en3 = w.getNode(2).getEastNorth();
|
---|
724 | en1 = en1.sub(en2);
|
---|
725 | en2 = en2.sub(en3);
|
---|
726 | return en1.north() * en2.east() - en2.north() * en1.east() > 0 ? ROUNDABOUT_LEFT : ROUNDABOUT_RIGHT;
|
---|
727 | } else
|
---|
728 | return NONE;
|
---|
729 | }
|
---|
730 |
|
---|
731 | private WayConnectionType wayConnection(int i) {
|
---|
732 | if (connectionType == null) {
|
---|
733 | updateLinks();
|
---|
734 | }
|
---|
735 | return connectionType.get(i);
|
---|
736 | }
|
---|
737 |
|
---|
738 | public void tableChanged(TableModelEvent e) {
|
---|
739 | connectionType = null;
|
---|
740 | }
|
---|
741 |
|
---|
742 | /**
|
---|
743 | * refresh the cache of member WayConnectionTypes
|
---|
744 | */
|
---|
745 | public void updateLinks() {
|
---|
746 | connectionType = null;
|
---|
747 | ArrayList<WayConnectionType> con = new ArrayList<WayConnectionType>();
|
---|
748 |
|
---|
749 | for (int i=0; i<members.size(); ++i) {
|
---|
750 | con.add(null);
|
---|
751 | }
|
---|
752 |
|
---|
753 | int firstGroupIdx=0;
|
---|
754 | boolean resetFirstGoupIdx=false;
|
---|
755 |
|
---|
756 | for (int i=0; i<members.size(); ++i) {
|
---|
757 | if (resetFirstGoupIdx) {
|
---|
758 | firstGroupIdx = i;
|
---|
759 | resetFirstGoupIdx = false;
|
---|
760 | }
|
---|
761 |
|
---|
762 | RelationMember m = members.get(i);
|
---|
763 | if (! m.isWay()) {
|
---|
764 | con.set(i, new WayConnectionType());
|
---|
765 | resetFirstGoupIdx = true;
|
---|
766 | continue;
|
---|
767 | }
|
---|
768 |
|
---|
769 | Way w = m.getWay();
|
---|
770 | if (w == null || w.incomplete) {
|
---|
771 | con.set(i, new WayConnectionType());
|
---|
772 | resetFirstGoupIdx = true;
|
---|
773 | continue;
|
---|
774 | }
|
---|
775 |
|
---|
776 | boolean linkPrev = (i != firstGroupIdx);
|
---|
777 | boolean linkNext;
|
---|
778 | Direction dir;
|
---|
779 | if (linkPrev) {
|
---|
780 | dir = determineDirection(i-1, con.get(i-1).direction, i);
|
---|
781 | linkNext = (determineDirection(i, dir, i+1) != NONE);
|
---|
782 | }
|
---|
783 | else {
|
---|
784 | if (roundaboutType(i) != NONE) {
|
---|
785 | dir = determineDirection(i, roundaboutType(i), i+1) != NONE ? roundaboutType(i) : NONE;
|
---|
786 | } else { /** guess the direction and see if it fits with the next member */
|
---|
787 | dir = determineDirection(i, FORWARD, i+1) != NONE ? FORWARD : NONE;
|
---|
788 | if (dir == NONE) {
|
---|
789 | dir = determineDirection(i, BACKWARD, i+1) != NONE ? BACKWARD : NONE;
|
---|
790 | }
|
---|
791 | }
|
---|
792 | linkNext = (dir != NONE);
|
---|
793 | if (dir == NONE) {
|
---|
794 | if (roundaboutType(i) != NONE) {
|
---|
795 | dir = roundaboutType(i);
|
---|
796 | }
|
---|
797 | }
|
---|
798 |
|
---|
799 | }
|
---|
800 |
|
---|
801 | con.set(i, new WayConnectionType(linkPrev, linkNext, dir));
|
---|
802 |
|
---|
803 | if (! linkNext) {
|
---|
804 | boolean loop;
|
---|
805 | if (i == firstGroupIdx) {
|
---|
806 | loop = determineDirection(i, FORWARD, i) == FORWARD;
|
---|
807 | } else {
|
---|
808 | loop = determineDirection(i, dir, firstGroupIdx) == con.get(firstGroupIdx).direction;
|
---|
809 | }
|
---|
810 | if (loop) {
|
---|
811 | for (int j=firstGroupIdx; j <= i; ++j) {
|
---|
812 | con.get(j).isLoop = true;
|
---|
813 | }
|
---|
814 | }
|
---|
815 | resetFirstGoupIdx = true;
|
---|
816 | }
|
---|
817 | }
|
---|
818 | connectionType = con;
|
---|
819 | // for (int i=0; i<con.size(); ++i) {
|
---|
820 | // System.err.println(con.get(i));
|
---|
821 | // }
|
---|
822 | }
|
---|
823 | }
|
---|