source: josm/trunk/src/org/openstreetmap/josm/gui/layer/ValidatorLayer.java@ 10453

Last change on this file since 10453 was 10453, checked in by Don-vip, 8 years ago

fix #13023 - Replace uses of hasEditLayer() with new layer manager (patch by michael2402, modified) - gsoc-core
  • Property svn:eol-style set to native
File size: 5.6 KB
Line 
1// License: GPL. For details, see LICENSE file.
2package org.openstreetmap.josm.gui.layer;
3
4import static org.openstreetmap.josm.tools.I18n.tr;
5
6import java.awt.Graphics2D;
7import java.util.Enumeration;
8import java.util.List;
9
10import javax.swing.Action;
11import javax.swing.Icon;
12import javax.swing.tree.DefaultMutableTreeNode;
13import javax.swing.tree.TreeNode;
14
15import org.openstreetmap.josm.Main;
16import org.openstreetmap.josm.actions.RenameLayerAction;
17import org.openstreetmap.josm.data.Bounds;
18import org.openstreetmap.josm.data.osm.visitor.BoundingXYVisitor;
19import org.openstreetmap.josm.data.validation.OsmValidator;
20import org.openstreetmap.josm.data.validation.PaintVisitor;
21import org.openstreetmap.josm.data.validation.Severity;
22import org.openstreetmap.josm.data.validation.TestError;
23import org.openstreetmap.josm.gui.MapView;
24import org.openstreetmap.josm.gui.dialogs.LayerListDialog;
25import org.openstreetmap.josm.gui.dialogs.LayerListPopup;
26import org.openstreetmap.josm.gui.layer.LayerManager.LayerAddEvent;
27import org.openstreetmap.josm.gui.layer.LayerManager.LayerChangeListener;
28import org.openstreetmap.josm.gui.layer.LayerManager.LayerOrderChangeEvent;
29import org.openstreetmap.josm.gui.layer.LayerManager.LayerRemoveEvent;
30import org.openstreetmap.josm.tools.ImageProvider;
31import org.openstreetmap.josm.tools.MultiMap;
32
33/**
34 * A layer showing error messages.
35 *
36 * @author frsantos
37 *
38 * @since 3669 (creation)
39 * @since 10386 (new LayerChangeListener interface)
40 */
41public class ValidatorLayer extends Layer implements LayerChangeListener {
42
43 private int updateCount = -1;
44
45 /**
46 * Constructs a new Validator layer
47 */
48 public ValidatorLayer() {
49 super(tr("Validation errors"));
50 Main.getLayerManager().addLayerChangeListener(this);
51 }
52
53 /**
54 * Return a static icon.
55 */
56 @Override
57 public Icon getIcon() {
58 return ImageProvider.get("layer", "validator_small");
59 }
60
61 /**
62 * Draw all primitives in this layer but do not draw modified ones (they
63 * are drawn by the edit layer).
64 * Draw nodes last to overlap the ways they belong to.
65 */
66 @SuppressWarnings("unchecked")
67 @Override
68 public void paint(final Graphics2D g, final MapView mv, Bounds bounds) {
69 updateCount = Main.map.validatorDialog.tree.getUpdateCount();
70 DefaultMutableTreeNode root = Main.map.validatorDialog.tree.getRoot();
71 if (root == null || root.getChildCount() == 0)
72 return;
73
74 PaintVisitor paintVisitor = new PaintVisitor(g, mv);
75
76 DefaultMutableTreeNode severity = (DefaultMutableTreeNode) root.getLastChild();
77 while (severity != null) {
78 Enumeration<TreeNode> errorMessages = severity.breadthFirstEnumeration();
79 while (errorMessages.hasMoreElements()) {
80 Object tn = ((DefaultMutableTreeNode) errorMessages.nextElement()).getUserObject();
81 if (tn instanceof TestError) {
82 paintVisitor.visit((TestError) tn);
83 }
84 }
85
86 // Severities in inverse order
87 severity = severity.getPreviousSibling();
88 }
89
90 paintVisitor.clearPaintedObjects();
91 }
92
93 @Override
94 public String getToolTipText() {
95 MultiMap<Severity, TestError> errorTree = new MultiMap<>();
96 List<TestError> errors = Main.map.validatorDialog.tree.getErrors();
97 for (TestError e : errors) {
98 errorTree.put(e.getSeverity(), e);
99 }
100
101 StringBuilder b = new StringBuilder();
102 for (Severity s : Severity.values()) {
103 if (errorTree.containsKey(s)) {
104 b.append(tr(s.toString())).append(": ").append(errorTree.get(s).size()).append("<br>");
105 }
106 }
107
108 if (b.length() == 0)
109 return "<html>" + tr("No validation errors") + "</html>";
110 else
111 return "<html>" + tr("Validation errors") + ":<br>" + b + "</html>";
112 }
113
114 @Override
115 public void mergeFrom(Layer from) {
116 // Do nothing
117 }
118
119 @Override
120 public boolean isMergable(Layer other) {
121 return false;
122 }
123
124 @Override
125 public boolean isChanged() {
126 return updateCount != Main.map.validatorDialog.tree.getUpdateCount();
127 }
128
129 @Override
130 public void visitBoundingBox(BoundingXYVisitor v) {
131 // Do nothing
132 }
133
134 @Override
135 public Object getInfoComponent() {
136 return getToolTipText();
137 }
138
139 @Override
140 public Action[] getMenuEntries() {
141 return new Action[] {
142 LayerListDialog.getInstance().createShowHideLayerAction(),
143 LayerListDialog.getInstance().createDeleteLayerAction(),
144 SeparatorLayerAction.INSTANCE,
145 new RenameLayerAction(null, this),
146 SeparatorLayerAction.INSTANCE,
147 new LayerListPopup.InfoAction(this) };
148 }
149
150 @Override
151 public void layerOrderChanged(LayerOrderChangeEvent e) {
152 // Do nothing
153 }
154
155 @Override
156 public void layerAdded(LayerAddEvent e) {
157 // Do nothing
158 }
159
160 /**
161 * If layer is the OSM Data layer, remove all errors
162 */
163 @Override
164 public void layerRemoving(LayerRemoveEvent e) {
165 // Removed layer is still in that list.
166 if (e.getRemovedLayer() instanceof OsmDataLayer && e.getSource().getLayersOfType(OsmDataLayer.class).size() <= 1) {
167 Main.getLayerManager().removeLayer(this);
168 } else if (e.getRemovedLayer() == this) {
169 Main.getLayerManager().removeLayerChangeListener(this);
170 OsmValidator.errorLayer = null;
171 }
172 }
173
174 @Override
175 public LayerPositionStrategy getDefaultLayerPosition() {
176 return LayerPositionStrategy.IN_FRONT;
177 }
178}
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