1 | // License: GPL. See LICENSE file for details.
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2 | package org.openstreetmap.josm.gui.layer;
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3 |
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4 | import static org.openstreetmap.josm.tools.I18n.tr;
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5 |
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6 | import java.awt.Graphics2D;
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7 | import java.util.Enumeration;
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8 | import java.util.List;
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9 |
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10 | import javax.swing.Action;
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11 | import javax.swing.Icon;
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12 | import javax.swing.tree.DefaultMutableTreeNode;
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13 |
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14 | import org.openstreetmap.josm.Main;
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15 | import org.openstreetmap.josm.actions.RenameLayerAction;
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16 | import org.openstreetmap.josm.data.Bounds;
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17 | import org.openstreetmap.josm.data.osm.visitor.BoundingXYVisitor;
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18 | import org.openstreetmap.josm.data.validation.OsmValidator;
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19 | import org.openstreetmap.josm.data.validation.Severity;
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20 | import org.openstreetmap.josm.data.validation.TestError;
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21 | import org.openstreetmap.josm.data.validation.util.Bag;
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22 | import org.openstreetmap.josm.gui.MapView;
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23 | import org.openstreetmap.josm.gui.MapView.LayerChangeListener;
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24 | import org.openstreetmap.josm.gui.dialogs.LayerListDialog;
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25 | import org.openstreetmap.josm.gui.dialogs.LayerListPopup;
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26 | import org.openstreetmap.josm.tools.ImageProvider;
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27 |
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28 | /**
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29 | * A layer showing error messages.
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30 | *
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31 | * @author frsantos
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32 | */
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33 | public class ValidatorLayer extends Layer implements LayerChangeListener {
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34 |
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35 | private int updateCount = -1;
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36 |
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37 | public ValidatorLayer() {
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38 | super(tr("Validation errors"));
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39 | MapView.addLayerChangeListener(this);
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40 | }
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41 |
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42 | /**
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43 | * Return a static icon.
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44 | */
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45 | @Override
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46 | public Icon getIcon() {
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47 | return ImageProvider.get("layer", "validator_small");
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48 | }
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49 |
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50 | /**
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51 | * Draw all primitives in this layer but do not draw modified ones (they
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52 | * are drawn by the edit layer).
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53 | * Draw nodes last to overlap the ways they belong to.
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54 | */
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55 | @SuppressWarnings("unchecked")
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56 | @Override
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57 | public void paint(final Graphics2D g, final MapView mv, Bounds bounds) {
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58 | updateCount = Main.map.validatorDialog.tree.getUpdateCount();
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59 | DefaultMutableTreeNode root = Main.map.validatorDialog.tree.getRoot();
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60 | if (root == null || root.getChildCount() == 0)
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61 | return;
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62 |
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63 | DefaultMutableTreeNode severity = (DefaultMutableTreeNode) root.getLastChild();
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64 | while (severity != null) {
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65 | Enumeration<DefaultMutableTreeNode> errorMessages = severity.breadthFirstEnumeration();
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66 | while (errorMessages.hasMoreElements()) {
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67 | Object tn = errorMessages.nextElement().getUserObject();
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68 | if (tn instanceof TestError) {
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69 | ((TestError) tn).paint(g, mv);
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70 | }
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71 | }
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72 |
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73 | // Severities in inverse order
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74 | severity = severity.getPreviousSibling();
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75 | }
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76 | }
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77 |
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78 | @Override
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79 | public String getToolTipText() {
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80 | Bag<Severity, TestError> errorTree = new Bag<Severity, TestError>();
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81 | List<TestError> errors = Main.map.validatorDialog.tree.getErrors();
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82 | for (TestError e : errors) {
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83 | errorTree.add(e.getSeverity(), e);
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84 | }
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85 |
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86 | StringBuilder b = new StringBuilder();
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87 | for (Severity s : Severity.values()) {
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88 | if (errorTree.containsKey(s)) {
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89 | b.append(tr(s.toString())).append(": ").append(errorTree.get(s).size()).append("<br>");
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90 | }
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91 | }
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92 |
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93 | if (b.length() == 0)
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94 | return "<html>" + tr("No validation errors") + "</html>";
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95 | else
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96 | return "<html>" + tr("Validation errors") + ":<br>" + b + "</html>";
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97 | }
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98 |
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99 | @Override
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100 | public void mergeFrom(Layer from) {
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101 | }
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102 |
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103 | @Override
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104 | public boolean isMergable(Layer other) {
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105 | return false;
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106 | }
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107 |
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108 | @Override
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109 | public boolean isChanged() {
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110 | return updateCount != Main.map.validatorDialog.tree.getUpdateCount();
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111 | }
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112 |
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113 | @Override
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114 | public void visitBoundingBox(BoundingXYVisitor v) {
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115 | }
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116 |
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117 | @Override
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118 | public Object getInfoComponent() {
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119 | return getToolTipText();
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120 | }
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121 |
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122 | @Override
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123 | public Action[] getMenuEntries() {
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124 | return new Action[] {
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125 | LayerListDialog.getInstance().createShowHideLayerAction(),
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126 | LayerListDialog.getInstance().createDeleteLayerAction(),
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127 | SeparatorLayerAction.INSTANCE,
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128 | new RenameLayerAction(null, this),
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129 | SeparatorLayerAction.INSTANCE,
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130 | new LayerListPopup.InfoAction(this) };
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131 | }
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132 |
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133 | @Override
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134 | public void destroy() {
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135 | }
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136 |
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137 | @Override
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138 | public void activeLayerChange(Layer oldLayer, Layer newLayer) {
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139 | }
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140 |
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141 | @Override
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142 | public void layerAdded(Layer newLayer) {
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143 | }
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144 |
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145 | /**
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146 | * If layer is the OSM Data layer, remove all errors
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147 | */
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148 | @Override
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149 | public void layerRemoved(Layer oldLayer) {
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150 | if (oldLayer instanceof OsmDataLayer && Main.map.mapView.getEditLayer() == null) {
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151 | Main.map.mapView.removeLayer(this);
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152 | } else if (oldLayer == this) {
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153 | MapView.removeLayerChangeListener(this);
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154 | OsmValidator.errorLayer = null;
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155 | }
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156 | }
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157 | }
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