--- a/flys-artifacts/src/main/java/de/intevation/flys/artifacts/WINFOArtifact.java	Mon Oct 31 17:05:14 2011 +0000
+++ b/flys-artifacts/src/main/java/de/intevation/flys/artifacts/WINFOArtifact.java	Tue Nov 01 10:40:05 2011 +0000
@@ -189,7 +189,7 @@
     }
 
 
-    protected void appendBackgroundActivity(
+    protected static void appendBackgroundActivity(
         ElementCreator cr,
         Element        root,
         CallContext    context
@@ -744,10 +744,11 @@
      * @return an array holding coordinates of points of surface of water (
      *         in the form {{x1, x2} {y1, y2}} ).
      */
-    public double [][] getWaterLines() {
+    public double [][] getWaterLines(int idx) {
         logger.debug("getWaterLines()");
         CrossSectionLine csl = searchCrossSectionKmLine();
         List<Point2D> points = csl.fetchCrossSectionLinesPoints();
+
         // Need W at km
         WQKms [] wqkms = (WQKms[]) getWaterlevelData().getData();
         if (wqkms.length == 0) {
@@ -755,11 +756,14 @@
             return Lines.createWaterLines(points, 0.0f);
         }
 
-        if (wqkms.length > 1) {
-            logger.warn("More than one wqkms found, taking first one.");
+        if (wqkms.length < idx) {
+            logger.error("getWaterLines() requested index ("
+                         + idx + " not found.");
         }
+
         // Find W at km, linear naive approach.
-        WQKms triple = wqkms[0];
+        WQKms triple = wqkms[idx];
+
         // Find index of km.
         double wishKM = 0.0f;
         int old_idx = 0;