--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gnv-artifacts/src/main/java/de/intevation/gnv/statistics/HorizontalProfileVectorStatistics.java	Wed Jun 09 07:29:55 2010 +0000
@@ -0,0 +1,63 @@
+package de.intevation.gnv.statistics;
+
+import com.vividsolutions.jts.geom.Point;
+import com.vividsolutions.jts.io.ParseException;
+import com.vividsolutions.jts.io.WKTReader;
+
+import de.intevation.gnv.geobackend.base.Result;
+import de.intevation.gnv.geobackend.base.ResultDescriptor;
+
+import de.intevation.gnv.utils.DistanceCalculator;
+
+import java.sql.SQLException;
+
+import org.apache.log4j.Logger;
+
+/**
+ * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
+ */
+public class HorizontalProfileVectorStatistics
+extends      VectorStatistics
+{
+
+    private static Logger logger =
+        Logger.getLogger(HorizontalProfileVectorStatistics.class);
+
+    private WKTReader wktReader = new WKTReader();
+
+    private double distance;
+
+
+    public HorizontalProfileVectorStatistics() {
+        distance = 0;
+    }
+
+
+    protected void clear() {
+        distance = 0;
+    }
+
+
+    protected int getValueIdx(ResultDescriptor rd) {
+        return rd.getColumnIndex("YORDINATE");
+    }
+
+
+    protected double calculateXOrdinateValue(Result prev, Result row)
+    throws SQLException
+    {
+        try {
+            Point start   = (Point) wktReader.read(prev.getString("SHAPE"));
+            Point current = (Point) wktReader.read(row.getString("SHAPE"));
+
+            double delta = DistanceCalculator.calculateDistance(start, current);
+
+            distance = !Double.isNaN(delta) ? distance + delta : distance;
+        }
+        catch (ParseException e) {
+            logger.error(e,e);
+        }
+        return distance;
+    }
+}
+// vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 :