1 | // License: GPL. For details, see LICENSE file.
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2 | package org.openstreetmap.josm.data.osm.event;
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3 |
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4 | /**
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5 | * A listener listening for all DataSet changes.
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6 | *
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7 | * @author nenik
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8 | * @see DataSetListenerAdapter
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9 | */
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10 | public interface DataSetListener {
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11 | /**
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12 | * A bunch of primitives were added into the DataSet, or existing
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13 | * deleted/invisible primitives were resurrected.
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14 | *
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15 | * @param event An event for an collection of newly-visible primitives
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16 | */
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17 | void primitivesAdded(PrimitivesAddedEvent event);
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18 |
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19 | /**
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20 | * A bunch of primitives were removed from the DataSet, or preexisting
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21 | * primitives were marked as deleted.
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22 | *
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23 | * @param event An event for an collection of newly-invisible primitives
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24 | */
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25 | void primitivesRemoved(PrimitivesRemovedEvent event);
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26 |
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27 | /**
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28 | * There was some change in the tag set of a primitive. It can have been
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29 | * a tag addition, tag removal or change in tag value.
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30 | *
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31 | * @param event the event for the primitive, whose tags were affected.
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32 | */
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33 | void tagsChanged(TagsChangedEvent event);
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34 |
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35 | /**
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36 | * A node's coordinates were modified.
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37 | * @param event The event for the node that was moved.
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38 | */
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39 | void nodeMoved(NodeMovedEvent event);
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40 |
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41 | /**
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42 | * A way's node list was changed.
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43 | * @param event The event for the way that was modified.
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44 | */
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45 | void wayNodesChanged(WayNodesChangedEvent event);
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46 |
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47 | /**
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48 | * A relation's members have changed.
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49 | * @param event The event for the relation that was modified.
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50 | */
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51 | void relationMembersChanged(RelationMembersChangedEvent event);
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52 |
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53 | /**
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54 | * Minor dataset change, currently only changeset id changed is supported, but can
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55 | * be extended in future.
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56 | * @param event the event for data modification
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57 | */
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58 | void otherDatasetChange(AbstractDatasetChangedEvent event);
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59 |
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60 | /**
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61 | * Called after big changes in dataset. Usually other events are stopped using Dataset.beginUpdate() and
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62 | * after operation is completed (Dataset.endUpdate()), {@link #dataChanged(DataChangedEvent event)} is called.
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63 | * @param event data change event
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64 | */
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65 | void dataChanged(DataChangedEvent event);
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66 | }
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