1 | // License: GPL. For details, see LICENSE file.
|
---|
2 | package org.openstreetmap.josm.command;
|
---|
3 |
|
---|
4 | import static org.openstreetmap.josm.tools.I18n.trn;
|
---|
5 |
|
---|
6 | import java.util.ArrayList;
|
---|
7 | import java.util.Collection;
|
---|
8 | import java.util.HashSet;
|
---|
9 | import java.util.List;
|
---|
10 |
|
---|
11 | import javax.swing.JLabel;
|
---|
12 |
|
---|
13 | import org.openstreetmap.josm.data.osm.DataSet;
|
---|
14 | import org.openstreetmap.josm.data.osm.Node;
|
---|
15 | import org.openstreetmap.josm.data.osm.NodeData;
|
---|
16 | import org.openstreetmap.josm.data.osm.OsmPrimitive;
|
---|
17 | import org.openstreetmap.josm.data.osm.PrimitiveData;
|
---|
18 | import org.openstreetmap.josm.gui.layer.OsmDataLayer;
|
---|
19 |
|
---|
20 | /**
|
---|
21 | * Add primitives to a data layer.
|
---|
22 | *
|
---|
23 | */
|
---|
24 | public class AddPrimitivesCommand extends Command {
|
---|
25 |
|
---|
26 | private List<PrimitiveData> data = new ArrayList<PrimitiveData>();
|
---|
27 |
|
---|
28 | // only filled on undo
|
---|
29 | private List<OsmPrimitive> createdPrimitives = null;
|
---|
30 |
|
---|
31 | public AddPrimitivesCommand(List<PrimitiveData> data) {
|
---|
32 | this.data.addAll(data);
|
---|
33 | }
|
---|
34 |
|
---|
35 | public AddPrimitivesCommand(List<PrimitiveData> data, OsmDataLayer layer) {
|
---|
36 | super(layer);
|
---|
37 | this.data.addAll(data);
|
---|
38 | }
|
---|
39 |
|
---|
40 | @SuppressWarnings("null")
|
---|
41 | @Override public boolean executeCommand() {
|
---|
42 | List<OsmPrimitive> newPrimitives;
|
---|
43 | if (createdPrimitives == null) { // first time execution
|
---|
44 | newPrimitives = new ArrayList<OsmPrimitive>(data.size());
|
---|
45 |
|
---|
46 | for (PrimitiveData pd : data) {
|
---|
47 | OsmPrimitive primitive = getLayer().data.getPrimitiveById(pd);
|
---|
48 | boolean created = primitive == null;
|
---|
49 | if (created) {
|
---|
50 | primitive = pd.getType().newInstance(pd.getUniqueId(), true);
|
---|
51 | }
|
---|
52 | if (pd instanceof NodeData) { // Load nodes immediately because they can't be added to dataset without coordinates
|
---|
53 | primitive.load(pd);
|
---|
54 | }
|
---|
55 | if (created) {
|
---|
56 | getLayer().data.addPrimitive(primitive);
|
---|
57 | }
|
---|
58 | newPrimitives.add(primitive);
|
---|
59 | }
|
---|
60 |
|
---|
61 | //Then load ways and relations
|
---|
62 | for (int i=0; i<newPrimitives.size(); i++) {
|
---|
63 | if (!(newPrimitives.get(i) instanceof Node)) {
|
---|
64 | newPrimitives.get(i).load(data.get(i));
|
---|
65 | }
|
---|
66 | }
|
---|
67 | } else { // redo
|
---|
68 | // When redoing this command, we have to add the same objects, otherwise
|
---|
69 | // a subsequent command (e.g. MoveCommand) cannot be redone.
|
---|
70 | for (OsmPrimitive osm : createdPrimitives) {
|
---|
71 | getLayer().data.addPrimitive(osm);
|
---|
72 | }
|
---|
73 | newPrimitives = createdPrimitives;
|
---|
74 | }
|
---|
75 |
|
---|
76 | getLayer().data.setSelected(newPrimitives);
|
---|
77 | return true;
|
---|
78 | }
|
---|
79 |
|
---|
80 | @Override public void undoCommand() {
|
---|
81 | DataSet ds = getLayer().data;
|
---|
82 |
|
---|
83 | if (createdPrimitives == null) {
|
---|
84 | createdPrimitives = new ArrayList<OsmPrimitive>(data.size());
|
---|
85 |
|
---|
86 | for (PrimitiveData p : data) {
|
---|
87 | createdPrimitives.add(ds.getPrimitiveById(p));
|
---|
88 | }
|
---|
89 | createdPrimitives = PurgeCommand.topoSort(createdPrimitives);
|
---|
90 |
|
---|
91 | for (PrimitiveData p : data) {
|
---|
92 | ds.removePrimitive(p);
|
---|
93 | }
|
---|
94 | data = null;
|
---|
95 |
|
---|
96 | } else {
|
---|
97 | for (OsmPrimitive osm : createdPrimitives) {
|
---|
98 | ds.removePrimitive(osm);
|
---|
99 | }
|
---|
100 | }
|
---|
101 | }
|
---|
102 |
|
---|
103 | @Override public JLabel getDescription() {
|
---|
104 | int size = data != null ? data.size() : createdPrimitives.size();
|
---|
105 | return new JLabel(trn("Added {0} object", "Added {0} objects", size, size), null,
|
---|
106 | JLabel.HORIZONTAL
|
---|
107 | );
|
---|
108 | }
|
---|
109 |
|
---|
110 | @Override
|
---|
111 | public void fillModifiedData(Collection<OsmPrimitive> modified, Collection<OsmPrimitive> deleted,
|
---|
112 | Collection<OsmPrimitive> added) {
|
---|
113 | // Does nothing because we don't want to create OsmPrimitives.
|
---|
114 | }
|
---|
115 |
|
---|
116 | @Override
|
---|
117 | public Collection<? extends OsmPrimitive> getParticipatingPrimitives() {
|
---|
118 | if (createdPrimitives != null)
|
---|
119 | return createdPrimitives;
|
---|
120 |
|
---|
121 | Collection<OsmPrimitive> prims = new HashSet<OsmPrimitive>();
|
---|
122 | for (PrimitiveData d : data) {
|
---|
123 | OsmPrimitive osm = getLayer().data.getPrimitiveById(d);
|
---|
124 | if (osm == null)
|
---|
125 | throw new RuntimeException();
|
---|
126 | prims.add(osm);
|
---|
127 | }
|
---|
128 | return prims;
|
---|
129 | }
|
---|
130 | }
|
---|