--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/sinfo/flowdepth/TkhProcessor.java	Wed Feb 14 18:10:28 2018 +0100
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/sinfo/flowdepth/TkhProcessor.java	Wed Feb 14 18:10:53 2018 +0100
@@ -13,6 +13,14 @@
 import java.util.HashSet;
 import java.util.Set;
 
+import org.dive4elements.artifactdatabase.state.ArtifactAndFacet;
+import org.dive4elements.artifacts.CallContext;
+import org.dive4elements.river.exports.DiagramGenerator;
+import org.dive4elements.river.exports.StyledSeriesBuilder;
+import org.dive4elements.river.jfree.StyledAreaSeriesCollection;
+import org.dive4elements.river.jfree.StyledXYSeries;
+import org.dive4elements.river.themes.ThemeDocument;
+
 public final class TkhProcessor extends AbstractSInfoProcessor {
 
     static String FACET_TKH = "sinfo_flow_depth.tkh";
@@ -30,10 +38,33 @@
     }
 
     @Override
-    protected double[][] generatePoints(final FlowDepthCalculationResult data, final String facetName) {
-        if (FACET_TKH.contentEquals(facetName))
-            return data.getTkhPoints();
+    protected String generateSeries(final DiagramGenerator generator, final ArtifactAndFacet bundle, final ThemeDocument theme, final boolean visible) {
+        final CallContext context = generator.getCallContext();
 
-        return super.generatePoints(data, facetName);
+        final String facetName = bundle.getFacetName();
+        final FlowDepthCalculationResult data = (FlowDepthCalculationResult) bundle.getData(context);
+        if (data == null) {
+            // Check has been here before so we keep it for security reasons
+            // this should never happen though.
+            throw new IllegalStateException("Data is null for facet: " + facetName);
+        }
+
+        final StyledXYSeries seriesUp = new StyledXYSeries(bundle.getFacetDescription(), theme);
+        final double[][] pointsUp = data.getTkhUpPoints();
+        StyledSeriesBuilder.addPoints(seriesUp, pointsUp, true);
+
+        // REMARK: we add " " because the description is misused as id, which must be unique.
+        final StyledXYSeries seriesDown = new StyledXYSeries(bundle.getFacetDescription() + " ", theme);
+        final double[][] pointsDown = data.getTkhDownPoints();
+        StyledSeriesBuilder.addPoints(seriesDown, pointsDown, true);
+
+        final StyledAreaSeriesCollection area = new StyledAreaSeriesCollection(theme);
+        area.setMode(StyledAreaSeriesCollection.FILL_MODE.BETWEEN);
+        area.addSeries(seriesUp);
+        area.addSeries(seriesDown);
+
+        generator.addAreaSeries(area, getAxisName(), visible);
+
+        return null;
     }
 }
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