Changeset 13670 in josm for trunk/src/org/openstreetmap/josm/data/osm/Way.java

Timestamp:

2018-04-23T23:13:03+02:00 (8 years ago)

Author:

Don-vip

Message:

fix #16189 - Add "almost square check" for buildings (patch by marxin, modified)

File:

• trunk/src/org/openstreetmap/josm/data/osm/Way.java (modified) (2 diffs)

trunk/src/org/openstreetmap/josm/data/osm/Way.java

@@ -16 +16 @@
 import org.openstreetmap.josm.spi.preferences.Config;
 import org.openstreetmap.josm.tools.CopyList;
+import org.openstreetmap.josm.tools.Geometry;
 import org.openstreetmap.josm.tools.Pair;
 import org.openstreetmap.josm.tools.Utils;
@@ -780 +781 @@
         }
     }
+
+    /**
+     * Returns angles of vertices.
+     * @return angles of the way
+     * @since 13670
+     */
+    public synchronized List<Pair<Double, Node>> getAngles() {
+        List<Pair<Double, Node>> angles = new ArrayList<>();
+
+        for (int i = 1; i < nodes.length - 1; i++) {
+            Node n0 = nodes[i - 1];
+            Node n1 = nodes[i];
+            Node n2 = nodes[i + 1];
+
+            double angle = Geometry.getNormalizedAngleInDegrees(Geometry.getCornerAngle(
+                    n0.getEastNorth(), n1.getEastNorth(), n2.getEastNorth()));
+            angles.add(new Pair<>(angle, n1));
+        }
+
+        angles.add(new Pair<>(Geometry.getNormalizedAngleInDegrees(Geometry.getCornerAngle(
+                nodes[nodes.length - 2].getEastNorth(),
+                nodes[0].getEastNorth(),
+                nodes[1].getEastNorth())), nodes[0]));
+
+        return angles;
+    }
 }