Changeset 4624 in josm for trunk

Timestamp:

2011-12-01T13:20:18+01:00 (13 years ago)

Author:

Don-vip

Message:

see #6987 - multipolygon cache aware of projection change

File:

• trunk/src/org/openstreetmap/josm/data/osm/visitor/paint/relations/MultipolygonCache.java (modified) (5 diffs)

trunk/src/org/openstreetmap/josm/data/osm/visitor/paint/relations/MultipolygonCache.java

@@ -7 +7 @@
 import java.util.Map;
 
+import org.openstreetmap.josm.Main;
 import org.openstreetmap.josm.data.osm.DataSet;
 import org.openstreetmap.josm.data.osm.Node;
@@ -21 +22 @@
 import org.openstreetmap.josm.data.osm.event.TagsChangedEvent;
 import org.openstreetmap.josm.data.osm.event.WayNodesChangedEvent;
+import org.openstreetmap.josm.data.projection.Projection;
+import org.openstreetmap.josm.data.projection.ProjectionChangeListener;
 import org.openstreetmap.josm.gui.MapView.LayerChangeListener;
 import org.openstreetmap.josm.gui.NavigatableComponent;
@@ -31 +34 @@
  * 
  */
-public class MultipolygonCache implements DataSetListener, LayerChangeListener, ZoomChangeListener {
+public class MultipolygonCache implements DataSetListener, LayerChangeListener, ZoomChangeListener, ProjectionChangeListener {
 
     private static final MultipolygonCache instance = new MultipolygonCache(); 
@@ -39 +42 @@
     private MultipolygonCache() {
         this.cache = new HashMap<NavigatableComponent, Map<DataSet, Map<Relation,Multipolygon>>>();
+        Main.addProjectionChangeListener(this);
     }
 
@@ -206 +210 @@
         clear();
     }
+
+    @Override
+    public void projectionChanged(Projection oldValue, Projection newValue) {
+        clear();
+    }
 }