# HG changeset patch
# User mschaefer
# Date 1519305079 -3600
# Node ID d32c22fc686ceb307d6641333346b92bd1819d01
# Parent  3dd0c77a4b27bc752fc37d12464d5c6dfc351052# Parent  863f2850dbcf3bfafa13c8304a08659539576d70
Merge

diff -r 3dd0c77a4b27 -r d32c22fc686c artifacts/doc/conf/artifacts/sinfo.xml
--- a/artifacts/doc/conf/artifacts/sinfo.xml	Thu Feb 22 12:07:16 2018 +0100
+++ b/artifacts/doc/conf/artifacts/sinfo.xml	Thu Feb 22 14:11:19 2018 +0100
@@ -56,7 +56,7 @@
 
         <state id="state.sinfo.flow_depth" description="state.sinfo.flow_depth" state="org.dive4elements.river.artifacts.sinfo.flowdepth.FlowDepthState" helpText="help.state.sinfo.flow_depth">
             <outputmodes>
-                <outputmode name="sinfo_flow_depth" description="output.flow_velocity" mime-type="image/png" type="chart">
+                <outputmode name="sinfo_flow_depth" description="output.flow_depth" mime-type="image/png" type="chart">
                     <facets>
                         <!-- REMARK: id's that ends with 'filtered' are handled differently ' -->
                         <facet name="sinfo_flow_depth.filtered" description="Facet for mean flow depth, filtered by current zoom state"/>
@@ -64,22 +64,7 @@
                         
                         <facet name="sinfo_flow_depth.tkh" description="Facet for tkh"/>
 
-                        <!-- 
-                        <facet name="flow_velocity.totalchannel" description="A facet for total channels"/>
-                        <facet name="flow_velocity.mainchannel" description="A facet for main channels"/>
-                        <facet name="flow_velocity.mainchannel" description="A facet for main channels"/>
-                        <facet name="flow_velocity.tau" description="A facet for tau"/>
-                        <facet name="flow_velocity.totalchannel.filtered" description="A facet for total channels"/>
-                        <facet name="flow_velocity.mainchannel.filtered" description="A facet for main channels"/>
-                        <facet name="flow_velocity.tau.filtered" description="A facet for tau"/>
-                        <facet name="flow_velocity.discharge" description="A facet for discharges"/>
-                        <facet name="flow_velocity.measurement" description="A facet for measured flow velocities"/>
                         <facet name="longitudinal_section.annotations" description="facet.longitudinal_section.annotations"/>
-                        <facet name="flow_velocity.manualpoints"/>
-                        <facet name="bed_longitudinal_section.diameter.toplayer"/>
-                        <facet name="bed_longitudinal_section.diameter.sublayer"/>
-                        <facet name="bed_longitudinal_section.diameter.bedload"/>
-                         -->
                     </facets>
                 </outputmode>
 
diff -r 3dd0c77a4b27 -r d32c22fc686c artifacts/doc/conf/generators/longitudinal-diagram-defaults.xml
--- a/artifacts/doc/conf/generators/longitudinal-diagram-defaults.xml	Thu Feb 22 12:07:16 2018 +0100
+++ b/artifacts/doc/conf/generators/longitudinal-diagram-defaults.xml	Thu Feb 22 14:11:19 2018 +0100
@@ -14,7 +14,7 @@
     <axis name="Velocity"/>
     <axis name="Tau"/>
     <axis name="Q" include-zero="true"/>
-    <axis name="FlowdepthAxis" include-zero="true"/>
+    <axis name="flowdepthAxis" include-zero="false"  />
     <axis name="tkhAxis" include-zero="true" upperMargin="4.0" />
     <domain-axis key="chart.longitudinal.section.xaxis.label" default="Fluss-Km" inverted="org.dive4elements.river.exports.IsKmUpEvaluator()">
         <arg expr="artifact.river"/>
@@ -45,6 +45,8 @@
     <processor class="org.dive4elements.river.exports.process.BedHeightProcessor"          axis="W"/>
 
     <!-- S-INFO -->
-    <processor class="org.dive4elements.river.artifacts.sinfo.flowdepth.FlowDepthProcessor" axis="FlowdepthAxis"/>
+    <processor class="org.dive4elements.river.artifacts.sinfo.flowdepth.FlowDepthProcessor" axis="flowdepthAxis"/>
     <processor class="org.dive4elements.river.artifacts.sinfo.flowdepth.TkhProcessor" axis="tkhAxis"/>
+    
+    <chartextender class="org.dive4elements.river.artifacts.sinfo.flowdepth.FlowDepthChartExtender" />
 </longitudinal-defaults>
\ No newline at end of file
diff -r 3dd0c77a4b27 -r d32c22fc686c artifacts/doc/conf/meta-data.xml
--- a/artifacts/doc/conf/meta-data.xml	Thu Feb 22 12:07:16 2018 +0100
+++ b/artifacts/doc/conf/meta-data.xml	Thu Feb 22 14:11:19 2018 +0100
@@ -117,6 +117,10 @@
                   <dc:when test="$out = 'floodmap'">
                     <dc:call-macro name="flood-map-recommended"/>
                   </dc:when>
+                  
+                  <dc:when test="$out = 'sinfo_flow_depth'">
+                    <dc:call-macro name="annotations"/>
+                  </dc:when>
                 </dc:choose>
               </dc:iterate>
             </dc:when>
@@ -255,6 +259,12 @@
                     <dc:call-macro name="basedata_4_heightmarks-points"/>
                     <dc:call-macro name="basedata_5_flood-protections"/>
                   </dc:when>
+                  
+                  <dc:when test="$out = 'sinfo_flow_depth'">
+                  <!--  FIXME: chcck -->
+                    <dc:call-macro name="longitudinal-section-prototype"/>
+                  </dc:when>                  
+
                 </dc:choose>
               </dc:iterate>
             </dc:otherwise>
diff -r 3dd0c77a4b27 -r d32c22fc686c artifacts/src/main/java/org/dive4elements/river/artifacts/sinfo/flowdepth/BedHeightInfo.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/sinfo/flowdepth/BedHeightInfo.java	Thu Feb 22 12:07:16 2018 +0100
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,81 +0,0 @@
-/** Copyright (C) 2017 by Bundesanstalt für Gewässerkunde
- * Software engineering by
- *  Björnsen Beratende Ingenieure GmbH
- *  Dr. Schumacher Ingenieurbüro für Wasser und Umwelt
- *
- * This file is Free Software under the GNU AGPL (>=v3)
- * and comes with ABSOLUTELY NO WARRANTY! Check out the
- * documentation coming with Dive4Elements River for details.
- */
-package org.dive4elements.river.artifacts.sinfo.flowdepth;
-
-import java.io.Serializable;
-
-import org.dive4elements.river.model.BedHeight;
-
-/**
- * Basic infos about a {@link BedHeight}.
- *
- * @author Gernot Belger
- */
-final class BedHeightInfo implements Serializable {
-
-    private static final long serialVersionUID = 1L;
-
-    private final Integer year;
-
-    private final String description;
-
-    private final String type;
-
-    private final String evaluationBy;
-
-    private final String locationSystem;
-
-    private final String curElevationModelUnit;
-
-    private final String oldElevationModelUnit;
-
-
-    public static BedHeightInfo from(final BedHeight bedHeight) {
-        return new BedHeightInfo(bedHeight);
-    }
-
-    private BedHeightInfo(final BedHeight bedHeight) {
-        this.year = bedHeight.getYear();
-        this.description = bedHeight.getDescription();
-        this.type = bedHeight.getType().getName();
-        this.evaluationBy = bedHeight.getEvaluationBy();
-        this.locationSystem = bedHeight.getLocationSystem().getName();
-        this.curElevationModelUnit = bedHeight.getCurElevationModel().getUnit().getName();
-        this.oldElevationModelUnit = bedHeight.getCurElevationModel().getUnit().getName();
-    }
-
-    public Integer getYear() {
-        return this.year;
-    }
-
-    public String getDescription() {
-        return this.description;
-    }
-
-    public String getType() {
-        return this.type;
-    }
-
-    public String getEvaluationBy() {
-        return this.evaluationBy;
-    }
-
-    public String getLocationSystem() {
-        return this.locationSystem;
-    }
-
-    public String getCurElevationModelUnit() {
-        return this.curElevationModelUnit;
-    }
-
-    public String getOldElevationModelUnit() {
-        return this.oldElevationModelUnit;
-    }
-}
diff -r 3dd0c77a4b27 -r d32c22fc686c artifacts/src/main/java/org/dive4elements/river/artifacts/sinfo/flowdepth/FlowDepthCalculation.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/sinfo/flowdepth/FlowDepthCalculation.java	Thu Feb 22 12:07:16 2018 +0100
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/sinfo/flowdepth/FlowDepthCalculation.java	Thu Feb 22 14:11:19 2018 +0100
@@ -32,6 +32,9 @@
 import org.dive4elements.river.artifacts.resources.Resources;
 import org.dive4elements.river.artifacts.sinfo.SINFOArtifact;
 import org.dive4elements.river.artifacts.sinfo.flowdepth.FlowDepthAccess.DifferencesPair;
+import org.dive4elements.river.artifacts.sinfo.util.BedHeightInfo;
+import org.dive4elements.river.artifacts.sinfo.util.RiverInfo;
+import org.dive4elements.river.artifacts.sinfo.util.WstInfo;
 import org.dive4elements.river.artifacts.states.WaterlevelData;
 import org.dive4elements.river.artifacts.states.WaterlevelFetcher;
 import org.dive4elements.river.model.BedHeight;
@@ -68,6 +71,7 @@
         /* access input data */
         final FlowDepthAccess access = new FlowDepthAccess(sinfo);
         final River river = access.getRiver();
+        final RiverInfo riverInfo = new RiverInfo(river);
 
         final Collection<DifferencesPair> diffPairs = access.getDifferencePairs();
 
@@ -85,7 +89,7 @@
 
         final String calcModeLabel = Resources.getMsg(this.context.getMeta(), sinfo.getCalculationMode().name());
 
-        final FlowDepthCalculationResults results = new FlowDepthCalculationResults(calcModeLabel, user, river, from, to, useTkh);
+        final FlowDepthCalculationResults results = new FlowDepthCalculationResults(calcModeLabel, user, riverInfo, calcRange, useTkh);
 
         for (final DifferencesPair diffPair : diffPairs) {
             final FlowDepthCalculationResult result = calculateResult(river, calcRange, diffPair, problems, gaugeIndex, useTkh);
@@ -107,6 +111,7 @@
         final String wstId = diffPair.getWstId();
 
         final BedHeight bedHeight = loadBedHeight(soundingId);
+        final BedHeight bedHeight = loadBedHeight(soundingId);
         if (bedHeight == null) {
             final String message = Resources.format(this.context.getMeta(), "Failed to access sounding with id '{0}'", soundingId);
             problems.addProblem(message);
@@ -127,7 +132,8 @@
         final String label = String.format("%s - %s", wspLabel, soundingLabel);
 
         checkYearDifference(label, waterlevel, bedHeight, problems);
-        checkWaterlevelDiscretisation(wstKms, problems);
+        checkWaterlevelDiscretisation(wstKms, calcRange, problems);
+        // TODO: prüfen, ob sohlhöen die calcRange abdecken/überschneiden
 
         /* re-determine the reference gauge, in the same way as the WaterlevelArtifact would do it */
         final String notinrange = Resources.getMsg(this.context.getMeta(), CSV_NOT_IN_GAUGE_RANGE, CSV_NOT_IN_GAUGE_RANGE);
@@ -202,7 +208,9 @@
 
             if (!calcRange.containsDouble(km))
                 continue;
-            
+            if (!calcRange.containsDouble(km))
+                continue;
+
             try {
                 // FIXME: check out of range
                 final double wst = wstInterpolator.value(km);
@@ -287,7 +295,6 @@
                     break;
                 }
 
-
                 // REMARK: access the location once only during calculation
                 final String location = LocationProvider.getLocation(river.getName(), km);
 
@@ -356,7 +363,8 @@
 
         final int difference = Math.abs(soundingYear - wstYear);
         if (difference > maxDifference) {
-            final String message = Resources.getMsg(this.context.getMeta(), "sinfo_calc_flow_depth.warning.year_difference", null, label, difference);
+            final String message = Resources.getMsg(this.context.getMeta(), "sinfo_calc_flow_depth.warning.year_difference", null, label, wstYear,
+                    soundingYear);
             problems.addProblem(message);
         }
     }
@@ -392,18 +400,22 @@
     }
 
     /* Checks if the discretisation of the waterlevel exceeds 1000m */
-    // FIXME: vermutlich sollten wir diesen check auf den gültigkeitsbereich einschränken
-    private void checkWaterlevelDiscretisation(final WKms wstKms, final Calculation problems) {
+
+    private void checkWaterlevelDiscretisation(final WKms wstKms, final DoubleRange calcRange, final Calculation problems) {
+
         final int size = wstKms.size();
         for (int i = 0; i < size - 2; i++) {
             final double kmPrev = wstKms.getKm(i);
             final double kmNext = wstKms.getKm(i + 1);
 
-            if (Math.abs(kmPrev - kmNext) > 1) {
-                final String label = wstKms.getName();
+            /* only check if we are within the calculation range */
+            if (calcRange.overlapsRange(new DoubleRange(kmPrev, kmNext))) {
+                if (Math.abs(kmPrev - kmNext) > 1) {
+                    final String label = wstKms.getName();
 
-                final String message = Resources.getMsg(this.context.getMeta(), "sinfo_calc_flow_depth.warning.waterlevel_discretisation", null, label);
-                problems.addProblem(kmPrev, message);
+                    final String message = Resources.getMsg(this.context.getMeta(), "sinfo_calc_flow_depth.warning.waterlevel_discretisation", null, label);
+                    problems.addProblem(kmPrev, message);
+                }
             }
         }
     }
diff -r 3dd0c77a4b27 -r d32c22fc686c artifacts/src/main/java/org/dive4elements/river/artifacts/sinfo/flowdepth/FlowDepthCalculationResult.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/sinfo/flowdepth/FlowDepthCalculationResult.java	Thu Feb 22 12:07:16 2018 +0100
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/sinfo/flowdepth/FlowDepthCalculationResult.java	Thu Feb 22 14:11:19 2018 +0100
@@ -15,6 +15,9 @@
 import java.util.Collections;
 import java.util.List;
 
+import org.dive4elements.river.artifacts.sinfo.util.BedHeightInfo;
+import org.dive4elements.river.artifacts.sinfo.util.WstInfo;
+
 import gnu.trove.TDoubleArrayList;
 
 /**
diff -r 3dd0c77a4b27 -r d32c22fc686c artifacts/src/main/java/org/dive4elements/river/artifacts/sinfo/flowdepth/FlowDepthCalculationResults.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/sinfo/flowdepth/FlowDepthCalculationResults.java	Thu Feb 22 12:07:16 2018 +0100
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/sinfo/flowdepth/FlowDepthCalculationResults.java	Thu Feb 22 14:11:19 2018 +0100
@@ -14,7 +14,8 @@
 import java.util.Collections;
 import java.util.List;
 
-import org.dive4elements.river.model.River;
+import org.apache.commons.lang.math.DoubleRange;
+import org.dive4elements.river.artifacts.sinfo.util.RiverInfo;
 
 /**
  * @author Gernot Belger
@@ -24,25 +25,22 @@
 
     private final List<FlowDepthCalculationResult> results = new ArrayList<>();
 
-    private final River river;
-
-    private final double from;
-
-    private final double to;
-
-    private final boolean useTkh;
-
     private final String calcModeLabel;
 
     private final String user;
 
-    public FlowDepthCalculationResults(final String calcModeLabel, final String user, final River river,
-            final double from, final double to, final boolean useTkh) {
+    private final RiverInfo river;
+
+    private final boolean useTkh;
+
+    private final DoubleRange calcRange;
+
+    public FlowDepthCalculationResults(final String calcModeLabel, final String user, final RiverInfo river, final DoubleRange calcRange,
+            final boolean useTkh) {
         this.calcModeLabel = calcModeLabel;
         this.user = user;
         this.river = river;
-        this.from = from;
-        this.to = to;
+        this.calcRange = calcRange;
         this.useTkh = useTkh;
     }
 
@@ -54,16 +52,12 @@
         return this.user;
     }
 
-    public River getRiver() {
+    public RiverInfo getRiver() {
         return this.river;
     }
 
-    public double getFrom() {
-        return this.from;
-    }
-
-    public double getTo() {
-        return this.to;
+    public DoubleRange getCalcRange() {
+        return this.calcRange;
     }
 
     public boolean isUseTkh() {
@@ -77,4 +71,4 @@
     public List<FlowDepthCalculationResult> getResults() {
         return Collections.unmodifiableList(this.results);
     }
-}
+}
\ No newline at end of file
diff -r 3dd0c77a4b27 -r d32c22fc686c artifacts/src/main/java/org/dive4elements/river/artifacts/sinfo/flowdepth/FlowDepthChartExtender.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/sinfo/flowdepth/FlowDepthChartExtender.java	Thu Feb 22 14:11:19 2018 +0100
@@ -0,0 +1,59 @@
+/** Copyright (C) 2017 by Bundesanstalt für Gewässerkunde
+ * Software engineering by
+ *  Björnsen Beratende Ingenieure GmbH
+ *  Dr. Schumacher Ingenieurbüro für Wasser und Umwelt
+ *
+ * This file is Free Software under the GNU AGPL (>=v3)
+ * and comes with ABSOLUTELY NO WARRANTY! Check out the
+ * documentation coming with Dive4Elements River for details.
+ */
+package org.dive4elements.river.artifacts.sinfo.flowdepth;
+
+import java.awt.BasicStroke;
+import java.awt.Stroke;
+
+import org.dive4elements.river.exports.ChartExtender;
+import org.dive4elements.river.exports.DiagramGenerator;
+import org.jfree.chart.axis.ValueAxis;
+import org.jfree.chart.plot.XYPlot;
+
+/**
+ * @author Gernot Belger
+ */
+public class FlowDepthChartExtender implements ChartExtender {
+    /**
+     * Synchronizes the location of '0' on the flow-depth-axis with the tkh-axis, by extending the lower bound of the
+     * flow-depth-axis.
+     */
+    @Override
+    public void afterAutoZoom(final DiagramGenerator generator) {
+        final ValueAxis axis1 = generator.getAxis("flowdepthAxis");
+        final ValueAxis axis2 = generator.getAxis("tkhAxis");
+        if (axis1 == null || axis2 == null)
+            return;
+
+        final double axis2lb = axis2.getLowerBound();
+        final double axis1ub = axis1.getUpperBound();
+        final double axis2ub = axis2.getUpperBound();
+
+        final double ratio = axis2lb / (axis2ub - axis2lb);
+        final double axis1lbNew = axis1ub / (1 / ratio + 1);
+
+        axis1.setLowerBound(axis1lbNew);
+    }
+
+    @Override
+    public void afterGenerateChart(final DiagramGenerator generator, final XYPlot plot) {
+
+        final ValueAxis tkhAxis = generator.getAxis("tkhAxis");
+        if (tkhAxis != null) {
+            /* show baseline if tkhAxis is present */
+
+            // TODO: it would probably better to configure this via the ChartSettings, but currently no chart settings are loaded,
+            // so it is unclear if that feature still works.
+            final Stroke baselineStroke = new BasicStroke(2, BasicStroke.CAP_BUTT, BasicStroke.JOIN_MITER);
+            plot.setRangeZeroBaselineStroke(baselineStroke);
+            plot.setRangeZeroBaselineVisible(true);
+        }
+    }
+}
\ No newline at end of file
diff -r 3dd0c77a4b27 -r d32c22fc686c artifacts/src/main/java/org/dive4elements/river/artifacts/sinfo/flowdepth/FlowDepthExporter.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/sinfo/flowdepth/FlowDepthExporter.java	Thu Feb 22 12:07:16 2018 +0100
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/sinfo/flowdepth/FlowDepthExporter.java	Thu Feb 22 14:11:19 2018 +0100
@@ -10,6 +10,7 @@
 
 import java.io.OutputStream;
 import java.text.DateFormat;
+import java.text.NumberFormat;
 import java.util.ArrayList;
 import java.util.Collection;
 import java.util.Date;
@@ -18,16 +19,18 @@
 import java.util.Map;
 
 import org.apache.commons.lang.StringUtils;
+import org.apache.commons.lang.math.DoubleRange;
 import org.apache.log4j.Logger;
 import org.dive4elements.artifacts.CallMeta;
 import org.dive4elements.artifacts.common.utils.Config;
 import org.dive4elements.river.FLYS;
 import org.dive4elements.river.artifacts.model.CalculationResult;
 import org.dive4elements.river.artifacts.resources.Resources;
+import org.dive4elements.river.artifacts.sinfo.util.BedHeightInfo;
 import org.dive4elements.river.artifacts.sinfo.util.MetaAndTableJRDataSource;
+import org.dive4elements.river.artifacts.sinfo.util.RiverInfo;
+import org.dive4elements.river.artifacts.sinfo.util.WstInfo;
 import org.dive4elements.river.exports.AbstractExporter;
-import org.dive4elements.river.model.River;
-import org.dive4elements.river.model.Unit;
 import org.dive4elements.river.utils.RiverUtils;
 
 import au.com.bytecode.opencsv.CSVWriter;
@@ -151,7 +154,7 @@
         final FlowDepthCalculationResults results = this.data;
 
         final boolean useTkh = results.isUseTkh();
-        final River river = results.getRiver();
+        final RiverInfo river = results.getRiver();
 
         /* write as csv */
         writeCSVMeta(writer, results);
@@ -204,7 +207,7 @@
         log.info("FlowDepthExporter.writeCSVMeta");
 
         final String calcModeLabel = results.getCalcModeLabel();
-        final River river = results.getRiver();
+        final RiverInfo river = results.getRiver();
         writeCSVMetaEntry(writer, CSV_META_HEADER_RESULT, msg(CSV_META_HEADER_RESULT_LABEL), river.getName(), calcModeLabel);
 
         // "# FLYS-Version: "
@@ -222,12 +225,12 @@
         writeCSVMetaEntry(writer, CSV_META_RIVER, msg(CSV_META_RIVER_LABEL), river.getName());
 
         // "# Höhensystem des Flusses: "
-        final Unit wstUnit = river.getWstUnit();
-        writeCSVMetaEntry(writer, CSV_META_HEIGHT_UNIT_RIVER, wstUnit.getName());
+        writeCSVMetaEntry(writer, CSV_META_HEIGHT_UNIT_RIVER, river.getWstUnit());
 
         // "# Ort/Bereich (km): "
-        writeCSVMetaEntry(writer, CSV_META_RANGE, msg(CSV_META_RANGE_LABEL), getKmFormatter().format(results.getFrom()),
-                getKmFormatter().format(results.getTo()));
+        final DoubleRange calcRange = results.getCalcRange();
+        writeCSVMetaEntry(writer, CSV_META_RANGE, msg(CSV_META_RANGE_LABEL), getKmFormatter().format(calcRange.getMinimumDouble()),
+                getKmFormatter().format(calcRange.getMaximumDouble()));
 
         writer.writeNext(new String[] { "" });
     }
@@ -246,7 +249,7 @@
      * @param river
      * @param useTkh
      */
-    private void writeCSVHeader(final CSVWriter writer, final River river, final boolean useTkh) {
+    private void writeCSVHeader(final CSVWriter writer, final RiverInfo river, final boolean useTkh) {
         log.info("FlowDepthExporter.writeCSVHeader");
 
         final Collection<String> header = new ArrayList<>(11);
@@ -258,12 +261,11 @@
             header.add(msgUnit(CSV_TKH_HEADER, UNIT_CM));
         }
 
-        final String wstUnitName = river.getWstUnit().getName();
-        header.add(msgUnit(CSV_WATERLEVEL_HEADER, wstUnitName));
+        header.add(msgUnit(CSV_WATERLEVEL_HEADER, river.getWstUnit()));
         header.add(msgUnit(CSV_DISCHARGE_HEADER, UNIT_CUBIC_M));
         header.add(msg(CSV_LABEL_HEADER));
         header.add(msg(CSV_GAUGE_HEADER));
-        header.add(msgUnit(CSV_MEAN_BED_HEIGHT_HEADER, wstUnitName));
+        header.add(msgUnit(CSV_MEAN_BED_HEIGHT_HEADER, river.getWstUnit()));
         header.add(msg(CSV_SOUNDING_HEADER));
         header.add(msg(CSV_LOCATION_HEADER));
 
@@ -376,8 +378,8 @@
 
     private void addJRMetaData(final MetaAndTableJRDataSource source, final FlowDepthCalculationResults results) {
 
-        final River river = results.getRiver();
-        final String wstUnitName = river.getWstUnit().getName();
+        final RiverInfo river = results.getRiver();
+        final String wstUnitName = river.getWstUnit();
 
         /* general metadata */
         source.addMetaData("header", msg(CSV_META_HEADER_RESULT_LABEL));
@@ -397,7 +399,9 @@
         source.addMetaData("river_label", msg(CSV_META_RIVER_LABEL));
         source.addMetaData("river", river.getName());
 
-        final String rangeValue = String.format("%s - %s", getKmFormatter().format(results.getFrom()), getKmFormatter().format(results.getTo()));
+        final DoubleRange calcRange = results.getCalcRange();
+        final NumberFormat kmFormatter = getKmFormatter();
+        final String rangeValue = String.format("%s - %s", kmFormatter.format(calcRange.getMinimumDouble()), kmFormatter.format(calcRange.getMaximumDouble()));
         source.addMetaData("range_label", msg(CSV_META_RANGE_LABEL));
         source.addMetaData("range", rangeValue);
 
diff -r 3dd0c77a4b27 -r d32c22fc686c artifacts/src/main/java/org/dive4elements/river/artifacts/sinfo/flowdepth/WstInfo.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/sinfo/flowdepth/WstInfo.java	Thu Feb 22 12:07:16 2018 +0100
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,44 +0,0 @@
-/** Copyright (C) 2017 by Bundesanstalt für Gewässerkunde
- * Software engineering by
- *  Björnsen Beratende Ingenieure GmbH
- *  Dr. Schumacher Ingenieurbüro für Wasser und Umwelt
- *
- * This file is Free Software under the GNU AGPL (>=v3)
- * and comes with ABSOLUTELY NO WARRANTY! Check out the
- * documentation coming with Dive4Elements River for details.
- */
-package org.dive4elements.river.artifacts.sinfo.flowdepth;
-
-import java.io.Serializable;
-
-/**
- * @author Gernot Belger
- */
-final class WstInfo implements Serializable {
-
-    private static final long serialVersionUID = 1L;
-
-    private final String label;
-
-    private final int year;
-
-    private final String gauge;
-
-    public WstInfo(final String label, final int year, final String gauge) {
-        this.label = label;
-        this.year = year;
-        this.gauge = gauge;
-    }
-
-    public String getLabel() {
-        return this.label;
-    }
-
-    public int getYear() {
-        return this.year;
-    }
-
-    public String getGauge() {
-        return this.gauge;
-    }
-}
\ No newline at end of file
diff -r 3dd0c77a4b27 -r d32c22fc686c artifacts/src/main/java/org/dive4elements/river/artifacts/sinfo/util/BedHeightInfo.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/sinfo/util/BedHeightInfo.java	Thu Feb 22 14:11:19 2018 +0100
@@ -0,0 +1,81 @@
+/** Copyright (C) 2017 by Bundesanstalt für Gewässerkunde
+ * Software engineering by
+ *  Björnsen Beratende Ingenieure GmbH
+ *  Dr. Schumacher Ingenieurbüro für Wasser und Umwelt
+ *
+ * This file is Free Software under the GNU AGPL (>=v3)
+ * and comes with ABSOLUTELY NO WARRANTY! Check out the
+ * documentation coming with Dive4Elements River for details.
+ */
+package org.dive4elements.river.artifacts.sinfo.util;
+
+import java.io.Serializable;
+
+import org.dive4elements.river.model.BedHeight;
+
+/**
+ * Basic infos about a {@link BedHeight}.
+ *
+ * @author Gernot Belger
+ */
+public final class BedHeightInfo implements Serializable {
+
+    private static final long serialVersionUID = 1L;
+
+    private final Integer year;
+
+    private final String description;
+
+    private final String type;
+
+    private final String evaluationBy;
+
+    private final String locationSystem;
+
+    private final String curElevationModelUnit;
+
+    private final String oldElevationModelUnit;
+
+
+    public static BedHeightInfo from(final BedHeight bedHeight) {
+        return new BedHeightInfo(bedHeight);
+    }
+
+    private BedHeightInfo(final BedHeight bedHeight) {
+        this.year = bedHeight.getYear();
+        this.description = bedHeight.getDescription();
+        this.type = bedHeight.getType().getName();
+        this.evaluationBy = bedHeight.getEvaluationBy();
+        this.locationSystem = bedHeight.getLocationSystem().getName();
+        this.curElevationModelUnit = bedHeight.getCurElevationModel().getUnit().getName();
+        this.oldElevationModelUnit = bedHeight.getCurElevationModel().getUnit().getName();
+    }
+
+    public Integer getYear() {
+        return this.year;
+    }
+
+    public String getDescription() {
+        return this.description;
+    }
+
+    public String getType() {
+        return this.type;
+    }
+
+    public String getEvaluationBy() {
+        return this.evaluationBy;
+    }
+
+    public String getLocationSystem() {
+        return this.locationSystem;
+    }
+
+    public String getCurElevationModelUnit() {
+        return this.curElevationModelUnit;
+    }
+
+    public String getOldElevationModelUnit() {
+        return this.oldElevationModelUnit;
+    }
+}
diff -r 3dd0c77a4b27 -r d32c22fc686c artifacts/src/main/java/org/dive4elements/river/artifacts/sinfo/util/RiverInfo.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/sinfo/util/RiverInfo.java	Thu Feb 22 14:11:19 2018 +0100
@@ -0,0 +1,41 @@
+/** Copyright (C) 2017 by Bundesanstalt für Gewässerkunde
+ * Software engineering by
+ *  Björnsen Beratende Ingenieure GmbH
+ *  Dr. Schumacher Ingenieurbüro für Wasser und Umwelt
+ *
+ * This file is Free Software under the GNU AGPL (>=v3)
+ * and comes with ABSOLUTELY NO WARRANTY! Check out the
+ * documentation coming with Dive4Elements River for details.
+ */
+package org.dive4elements.river.artifacts.sinfo.util;
+
+import java.io.Serializable;
+
+import org.dive4elements.river.model.River;
+
+/**
+ * Contains similar data as {@link River}, but is used in instead to avoid keeping database objects.
+ *
+ * @author Gernot Belger
+ */
+public class RiverInfo implements Serializable {
+
+    private static final long serialVersionUID = 1L;
+
+    private final String name;
+
+    private final String wstUnit;
+
+    public RiverInfo(final River river) {
+        this.name = river.getName();
+        this.wstUnit = river.getWstUnit().getName();
+    }
+
+    public String getName() {
+        return this.name;
+    }
+
+    public String getWstUnit() {
+        return this.wstUnit;
+    }
+}
\ No newline at end of file
diff -r 3dd0c77a4b27 -r d32c22fc686c artifacts/src/main/java/org/dive4elements/river/artifacts/sinfo/util/WstInfo.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/sinfo/util/WstInfo.java	Thu Feb 22 14:11:19 2018 +0100
@@ -0,0 +1,44 @@
+/** Copyright (C) 2017 by Bundesanstalt für Gewässerkunde
+ * Software engineering by
+ *  Björnsen Beratende Ingenieure GmbH
+ *  Dr. Schumacher Ingenieurbüro für Wasser und Umwelt
+ *
+ * This file is Free Software under the GNU AGPL (>=v3)
+ * and comes with ABSOLUTELY NO WARRANTY! Check out the
+ * documentation coming with Dive4Elements River for details.
+ */
+package org.dive4elements.river.artifacts.sinfo.util;
+
+import java.io.Serializable;
+
+/**
+ * @author Gernot Belger
+ */
+public final class WstInfo implements Serializable {
+
+    private static final long serialVersionUID = 1L;
+
+    private final String label;
+
+    private final int year;
+
+    private final String gauge;
+
+    public WstInfo(final String label, final int year, final String gauge) {
+        this.label = label;
+        this.year = year;
+        this.gauge = gauge;
+    }
+
+    public String getLabel() {
+        return this.label;
+    }
+
+    public int getYear() {
+        return this.year;
+    }
+
+    public String getGauge() {
+        return this.gauge;
+    }
+}
\ No newline at end of file
diff -r 3dd0c77a4b27 -r d32c22fc686c artifacts/src/main/java/org/dive4elements/river/exports/ChartExtender.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/ChartExtender.java	Thu Feb 22 14:11:19 2018 +0100
@@ -0,0 +1,34 @@
+/** Copyright (C) 2017 by Bundesanstalt für Gewässerkunde
+ * Software engineering by
+ *  Björnsen Beratende Ingenieure GmbH
+ *  Dr. Schumacher Ingenieurbüro für Wasser und Umwelt
+ *
+ * This file is Free Software under the GNU AGPL (>=v3)
+ * and comes with ABSOLUTELY NO WARRANTY! Check out the
+ * documentation coming with Dive4Elements River for details.
+ */
+package org.dive4elements.river.exports;
+
+import org.jfree.chart.plot.XYPlot;
+
+/**
+ * Implementors of this class can be used to tweak some very application specific behaviour within the charts.<br/>
+ * Implementations should not have a state, because they are instantiated only once.
+ *
+ * @author Gernot Belger
+ */
+public interface ChartExtender {
+
+    /**
+     * Called after {@link DiagramGenerator#autoZoom(org.jfree.chart.plot.XYPlot)} was called, allows to tweak auto zoom
+     * behavior.
+     */
+    void afterAutoZoom(DiagramGenerator generator);
+
+    /**
+     * Called after the complete chart is generated.
+     * 
+     * @param plot
+     */
+    void afterGenerateChart(DiagramGenerator generator, XYPlot plot);
+}
\ No newline at end of file
diff -r 3dd0c77a4b27 -r d32c22fc686c artifacts/src/main/java/org/dive4elements/river/exports/ChartGenerator2.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/ChartGenerator2.java	Thu Feb 22 12:07:16 2018 +0100
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/ChartGenerator2.java	Thu Feb 22 14:11:19 2018 +0100
@@ -22,6 +22,7 @@
 import java.io.OutputStream;
 import java.text.NumberFormat;
 import java.util.ArrayList;
+import java.util.HashMap;
 import java.util.List;
 import java.util.Locale;
 import java.util.Map;
@@ -139,6 +140,8 @@
 
     protected String outName;
 
+    private Map<String, IdentifiableNumberAxis> axisNameToAxis = new HashMap<>();
+
     /**
      * Default constructor that initializes internal data structures.
      */
@@ -1479,8 +1482,7 @@
 
         String axisName = axisIndexToName(index);
 
-        IdentifiableNumberAxis axis = new IdentifiableNumberAxis(
-            axisName, getYAxisLabel(axisName));
+        IdentifiableNumberAxis axis = new IdentifiableNumberAxis(axisName, getYAxisLabel(axisName));
 
         axis.setAutoRangeIncludesZero(false);
         axis.setLabelFont(labelFont);
@@ -1489,6 +1491,9 @@
         axis.setLowerMargin(0);
         axis.setUpperMargin(0);
 
+        /* remember axis for lookup */
+        axisNameToAxis.put( axisName, axis );
+        
         return axis;
     }
 
@@ -1599,4 +1604,8 @@
     public CallContext getCallContext() {
         return context;
     }
-}
+    
+    public final IdentifiableNumberAxis getAxis(final String axisName) {
+        return axisNameToAxis.get(axisName);
+    }
+}
\ No newline at end of file
diff -r 3dd0c77a4b27 -r d32c22fc686c artifacts/src/main/java/org/dive4elements/river/exports/DiagramAttributes.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/DiagramAttributes.java	Thu Feb 22 12:07:16 2018 +0100
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/DiagramAttributes.java	Thu Feb 22 14:11:19 2018 +0100
@@ -9,6 +9,8 @@
 package org.dive4elements.river.exports;
 
 import java.util.ArrayList;
+import java.util.Collection;
+import java.util.Collections;
 import java.util.List;
 
 import org.w3c.dom.Element;
@@ -82,6 +84,10 @@
         public List<Processor> getProcessors() {
             return processors;
         }
+        
+        public Collection<ChartExtender> getExtenders() {
+            return DiagramAttributes.this.getExtenders();
+        }
 
         public Title getTitle() {
             return DiagramAttributes.this.getTitle();
@@ -345,6 +351,7 @@
 
     private List<AxisAttributes> axesAttrs;
     private List<AxisProcessor>  axesProcessors;
+    private List<ChartExtender> extenders = new ArrayList<>();
 
     private Title title;
     private Title subtitle;
@@ -363,6 +370,7 @@
         parseTitle(config);
         parseSubtitle(config);
         parseDomainAxis(config);
+        parseExtenders(config);
         return this;
     }
 
@@ -459,6 +467,10 @@
     public List<AxisProcessor> getAxesProcessors() {
         return axesProcessors;
     }
+    
+    public Collection<ChartExtender> getExtenders() {
+        return Collections.unmodifiableCollection(extenders);
+    }
 
     public Title getTitle() {
         return title;
@@ -493,6 +505,33 @@
             }
         }
     }
+    
+    private void parseExtenders(final Element config) {
+        final NodeList processorNodes = config.getElementsByTagName("chartextender");
+
+        for (int i = 0, N = processorNodes.getLength(); i < N; ++i) {
+            final Element extenderElement = (Element)processorNodes.item(i);
+            final String className = extenderElement.getAttribute("class").trim();
+            if (className.isEmpty() ) {
+                log.error("chartextender missing 'class' attribute");
+                continue;
+            }
+
+            try {
+                final Class<?> protoclass = Class.forName(className);
+                if( !ChartExtender.class.isAssignableFrom(protoclass) ) {
+                    log.error(String.format( "Chart extender must implement interface ChartExtender: %s", className) );
+                    continue;
+                }
+                
+                final ChartExtender extender = (ChartExtender) protoclass.newInstance();
+                extenders.add(extender);
+            }
+            catch (ClassNotFoundException | InstantiationException | IllegalAccessException cnfe) {
+                log.error(String.format( "Failed to load or create chartextender class: %s", className ), cnfe);
+            }
+        }
+    }
 
     private void parseTitle(Element config) {
         title = extractTitle(config, "title");
diff -r 3dd0c77a4b27 -r d32c22fc686c artifacts/src/main/java/org/dive4elements/river/exports/DiagramGenerator.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/DiagramGenerator.java	Thu Feb 22 12:07:16 2018 +0100
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/DiagramGenerator.java	Thu Feb 22 14:11:19 2018 +0100
@@ -14,6 +14,7 @@
 import java.text.NumberFormat;
 
 import java.util.ArrayList;
+import java.util.Collection;
 import java.util.HashMap;
 import java.util.HashSet;
 import java.util.LinkedHashSet;
@@ -238,6 +239,12 @@
 
         aggregateLegendEntries(plot);
 
+        /* allow extenders to do some work */
+        final Collection<ChartExtender> extenders = this.diagramAttributes.getExtenders();
+        for (final ChartExtender extender : extenders) {
+            extender.afterGenerateChart(this, plot);
+        }
+        
         return chart;
     }
 
@@ -390,12 +397,19 @@
             isLog().evaluate((D4EArtifact)getMaster(), context);
 
         if (logarithmic) {
-            return new LogarithmicAxis(label);
+            final LogarithmicAxis axis = new LogarithmicAxis(label);
+            // REMARK: we overwrite the default values to 0.0, because in earlier version margins were never applied.
+            axis.setLowerMargin(0);
+            axis.setUpperMargin(0);
+            return axis;
         }
         final NumberAxis axis = new NumberAxis(label);
         // REMARK: we overwrite the default values to 0.0, because in earlier version margins were never applied.
         axis.setLowerMargin(0);
         axis.setUpperMargin(0);
+        // REMARK: we overwrite the default values to 0.0, because in earlier version margins were never applied.
+        axis.setLowerMargin(0);
+        axis.setUpperMargin(0);
         return axis;
     }
 
@@ -739,9 +753,14 @@
             log.debug("Prepare zoom settings for y axis at index: " + i);
             zoom(plot, yaxis, getYBounds(Integer.valueOf(i)), yrange);
         }
+        
+        /* allow chart extenders to tweak zoom behaviour */
+        final Collection<ChartExtender> extenders = this.diagramAttributes.getExtenders();
+        for (final ChartExtender extender : extenders) {
+            extender.afterAutoZoom(this);
+        }
     }
 
-
     protected Range getDomainAxisRange() {
         String[] ranges = getDomainAxisRangeFromRequest();
 
diff -r 3dd0c77a4b27 -r d32c22fc686c artifacts/src/main/resources/messages.properties
--- a/artifacts/src/main/resources/messages.properties	Thu Feb 22 12:07:16 2018 +0100
+++ b/artifacts/src/main/resources/messages.properties	Thu Feb 22 14:11:19 2018 +0100
@@ -772,7 +772,7 @@
 sinfo_calc_flow_depth=Flie\u00dftiefen
 sinfo_calc_flow_depth.warning.missingQ = {0}: keine Abflussdaten vorhanden, Transportk\u00f6rperh\u00f6henberechnung nicht m\u00f6glich
 sinfo_calc_flow_depth.warning.waterlevel_discretisation  = Wasserspiegel {0}: r\u00e4umliche Aufl\u00f6sung betr\u00e4gt mehr als 1000m
-sinfo_calc_flow_depth.warning.year_difference = {0}: Zeitliche Abweichung betr\u00e4gt {1} Jahre. Dies kann zu unplausiblen Ergebnissen f\u00fchren
+sinfo_calc_flow_depth.warning.year_difference = {0}: Sie verwenden als Differenzenpaar eine Wasserspiegellage aus dem Jahr {1} und eine Peilung aus dem Jahr {2}. Dies kann zu unplausiblen Werten f\u00fchren.
 sinfo_calc_flow_depth.warning.missingSoilKind = {0}: no soil kind available
 sinfo_calc_flow_depth.warning.missingD50 = {0}: no d50 available
 
@@ -846,10 +846,10 @@
 sinfo.chart.flow_depth.xaxis.label = {0}-km
 sinfo.chart.flow_depth.yaxis.label = Flie\u00dftiefe [m]
 
-sinfo.chart.flow_depth.section.yaxis.label=Flie\u00dftiefe h [m]
-sinfo.facet.flow_depth.filtered.description = Flie\u00dftiefe ({0})
-sinfo.facet.flow_depth.tkh.filtered.description = Flie\u00dftiefe mit TKH ({0})
-
-sinfo.facet.tkh.description = Transportk\u00f6rperh\u00f6hen ({0})
+sinfo.chart.flow_depth.section.yaxis.label=Flie\u00dftiefe [m]
+sinfo.facet.flow_depth.filtered.description = h ({0})
+sinfo.facet.flow_depth.tkh.filtered.description = h + \u0394d ({0})
+	
 sinfo.chart.tkh.section.yaxis.label = Transportk\u00f6rperh\u00f6hen [cm]
-sinfo.chart.tkh.yaxis.label = Transportk\u00f6rperh\u00f6hen [cm]
\ No newline at end of file
+sinfo.chart.tkh.yaxis.label = Transportk\u00f6rperh\u00f6hen [cm]
+sinfo.facet.tkh.description = \u0394d ({0})
\ No newline at end of file
diff -r 3dd0c77a4b27 -r d32c22fc686c artifacts/src/main/resources/messages_de.properties
--- a/artifacts/src/main/resources/messages_de.properties	Thu Feb 22 12:07:16 2018 +0100
+++ b/artifacts/src/main/resources/messages_de.properties	Thu Feb 22 14:11:19 2018 +0100
@@ -778,7 +778,7 @@
 sinfo_calc_flow_depth=Flie\u00dftiefen
 sinfo_calc_flow_depth.warning.missingQ = {0}: keine Abflussdaten vorhanden, Transportk\u00f6rperh\u00f6henberechnung nicht m\u00f6glich
 sinfo_calc_flow_depth.warning.waterlevel_discretisation  = Wasserspiegel {0}: r\u00e4umliche Aufl\u00f6sung betr\u00e4gt mehr als 1000m
-sinfo_calc_flow_depth.warning.year_difference = {0}: Zeitliche Abweichung betr\u00e4gt {1} Jahre. Dies kann zu unplausiblen Ergebnissen f\u00fchren
+sinfo_calc_flow_depth.warning.year_difference = {0}: Sie verwenden als Differenzenpaar eine Wasserspiegellage aus dem Jahr {1} und eine Peilung aus dem Jahr {2}. Dies kann zu unplausiblen Werten f\u00fchren.
 sinfo_calc_flow_depth.warning.missingSoilKind = {0}: keine Sohlart vorhanden
 sinfo_calc_flow_depth.warning.missingD50 = {0}: kein D50 vorhanden
 
@@ -854,10 +854,10 @@
 sinfo.chart.flow_depth.xaxis.label = {0}-km
 sinfo.chart.flow_depth.yaxis.label = Flie\u00dftiefe [m]
 
-sinfo.chart.flow_depth.section.yaxis.label=Flie\u00dftiefe h [m]
-sinfo.facet.flow_depth.filtered.description = Flie\u00dftiefe ({0})
-sinfo.facet.flow_depth.tkh.filtered.description = Flie\u00dftiefe mit TKH ({0})
-
-sinfo.facet.tkh.description = Transportk\u00f6rperh\u00f6hen ({0})
+sinfo.chart.flow_depth.section.yaxis.label=Flie\u00dftiefe [m]
+sinfo.facet.flow_depth.filtered.description = h ({0})
+sinfo.facet.flow_depth.tkh.filtered.description = h + \u0394d ({0})
+	
 sinfo.chart.tkh.section.yaxis.label = Transportk\u00f6rperh\u00f6hen [cm]
-sinfo.chart.tkh.yaxis.label = Transportk\u00f6rperh\u00f6hen [cm]
\ No newline at end of file
+sinfo.chart.tkh.yaxis.label = Transportk\u00f6rperh\u00f6hen [cm]
+sinfo.facet.tkh.description = \u0394d ({0})
\ No newline at end of file
diff -r 3dd0c77a4b27 -r d32c22fc686c artifacts/src/main/resources/messages_de_DE.properties
--- a/artifacts/src/main/resources/messages_de_DE.properties	Thu Feb 22 12:07:16 2018 +0100
+++ b/artifacts/src/main/resources/messages_de_DE.properties	Thu Feb 22 14:11:19 2018 +0100
@@ -774,7 +774,9 @@
 sinfo_calc_flow_depth=Flie\u00dftiefen
 sinfo_calc_flow_depth.warning.missingQ = {0}: keine Abflussdaten vorhanden, Transportk\u00f6rperh\u00f6henberechnung nicht m\u00f6glich
 sinfo_calc_flow_depth.warning.waterlevel_discretisation  = Wasserspiegel {0}: r\u00e4umliche Aufl\u00f6sung betr\u00e4gt mehr als 1000m
-sinfo_calc_flow_depth.warning.year_difference = {0}: Zeitliche Abweichung betr\u00e4gt {1} Jahre. Dies kann zu unplausiblen Ergebnissen f\u00fchren
+sinfo_calc_flow_depth.warning.year_difference = {0}: Sie verwenden als Differenzenpaar eine Wasserspiegellage aus dem Jahr {1} und eine Peilung aus dem Jahr {2}. Dies kann zu unplausiblen Werten f\u00fchren. 
+
+Zeitliche Abweichung betr\u00e4gt {1} Jahre. Dies kann zu unplausiblen Ergebnissen f\u00fchren
 
 sinfo_calc_flow_depth_development=Flie\u00dftiefenentwicklung
 sinfo_calc_flow_depth_minmax=Minimale und Maximale Flie\u00dftiefe
@@ -846,10 +848,10 @@
 sinfo.chart.flow_depth.xaxis.label = {0}-km
 sinfo.chart.flow_depth.yaxis.label = Flie\u00dftiefe [m]
 
-sinfo.chart.flow_depth.section.yaxis.label=Flie\u00dftiefe h [m]
-sinfo.facet.flow_depth.filtered.description = Flie\u00dftiefe ({0})
-sinfo.facet.flow_depth.tkh.filtered.description = Flie\u00dftiefe mit TKH ({0})
-
-sinfo.facet.tkh.description = Transportk\u00f6rperh\u00f6hen ({0})
+sinfo.chart.flow_depth.section.yaxis.label=Flie\u00dftiefe [m]
+sinfo.facet.flow_depth.filtered.description = h ({0})
+sinfo.facet.flow_depth.tkh.filtered.description = h + \u0394d ({0})
+	
 sinfo.chart.tkh.section.yaxis.label = Transportk\u00f6rperh\u00f6hen [cm]
-sinfo.chart.tkh.yaxis.label = Transportk\u00f6rperh\u00f6hen [cm]
\ No newline at end of file
+sinfo.chart.tkh.yaxis.label = Transportk\u00f6rperh\u00f6hen [cm]
+sinfo.facet.tkh.description = \u0394d ({0})
\ No newline at end of file
diff -r 3dd0c77a4b27 -r d32c22fc686c artifacts/src/main/resources/messages_en.properties
--- a/artifacts/src/main/resources/messages_en.properties	Thu Feb 22 12:07:16 2018 +0100
+++ b/artifacts/src/main/resources/messages_en.properties	Thu Feb 22 14:11:19 2018 +0100
@@ -773,7 +773,7 @@
 sinfo_calc_flow_depth=Flie\u00dftiefen
 sinfo_calc_flow_depth.warning.missingQ = {0}: keine Abflussdaten vorhanden, Transportk\u00f6rperh\u00f6henberechnung nicht m\u00f6glich
 sinfo_calc_flow_depth.warning.waterlevel_discretisation  = Wasserspiegel {0}: r\u00e4umliche Aufl\u00f6sung betr\u00e4gt mehr als 1000m
-sinfo_calc_flow_depth.warning.year_difference = {0}: Zeitliche Abweichung betr\u00e4gt {1} Jahre. Dies kann zu unplausiblen Ergebnissen f\u00fchren
+sinfo_calc_flow_depth.warning.year_difference = {0}: Sie verwenden als Differenzenpaar eine Wasserspiegellage aus dem Jahr {1} und eine Peilung aus dem Jahr {2}. Dies kann zu unplausiblen Werten f\u00fchren.
 
 sinfo_calc_flow_depth_development=Flie\u00dftiefenentwicklung
 sinfo_calc_flow_depth_minmax=Minimale und Maximale Flie\u00dftiefe
@@ -845,10 +845,10 @@
 sinfo.chart.flow_depth.xaxis.label = {0}-km
 sinfo.chart.flow_depth.yaxis.label = Flie\u00dftiefe [m]
 
-sinfo.chart.flow_depth.section.yaxis.label=Flie\u00dftiefe h [m]
-sinfo.facet.flow_depth.filtered.description = Flie\u00dftiefe ({0})
-sinfo.facet.flow_depth.tkh.filtered.description = Flie\u00dftiefe mit TKH ({0})
-
-sinfo.facet.tkh.description = Transportk\u00f6rperh\u00f6hen ({0})
+sinfo.chart.flow_depth.section.yaxis.label=Flie\u00dftiefe [m]
+sinfo.facet.flow_depth.filtered.description = h ({0})
+sinfo.facet.flow_depth.tkh.filtered.description = h + \u0394d ({0})
+	
 sinfo.chart.tkh.section.yaxis.label = Transportk\u00f6rperh\u00f6hen [cm]
-sinfo.chart.tkh.yaxis.label = Transportk\u00f6rperh\u00f6hen [cm]
\ No newline at end of file
+sinfo.chart.tkh.yaxis.label = Transportk\u00f6rperh\u00f6hen [cm]
+sinfo.facet.tkh.description = \u0394d ({0})
\ No newline at end of file