--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/flys-artifacts/src/main/java/de/intevation/flys/exports/minfo/BedDifferenceEpochGenerator.java	Fri Sep 21 14:29:32 2012 +0000
@@ -0,0 +1,151 @@
+package de.intevation.flys.exports.minfo;
+
+import org.apache.log4j.Logger;
+import org.jfree.data.xy.XYSeries;
+import org.w3c.dom.Document;
+
+import de.intevation.artifactdatabase.state.ArtifactAndFacet;
+import de.intevation.artifactdatabase.state.Facet;
+import de.intevation.flys.artifacts.model.FacetTypes;
+import de.intevation.flys.artifacts.model.minfo.BedDiffEpochResult;
+import de.intevation.flys.exports.StyledSeriesBuilder;
+import de.intevation.flys.exports.XYChartGenerator;
+import de.intevation.flys.jfree.FLYSAnnotation;
+import de.intevation.flys.jfree.StyledXYSeries;
+
+
+public class BedDifferenceEpochGenerator
+extends XYChartGenerator
+implements FacetTypes
+{
+    public enum YAXIS {
+        D(0), H(1);
+
+        protected int idx;
+
+        private YAXIS(int c) {
+            idx = c;
+        }
+    }
+
+    /** The logger that is used in this generator. */
+    private static Logger logger = Logger.getLogger(BedQualityGenerator.class);
+
+    public static final String I18N_CHART_TITLE = "chart.beddifference.epoch.title";
+    public static final String I18N_XAXIS_LABEL = "chart.beddifference.xaxis.label";
+    public static final String I18N_YAXIS_LABEL = "chart.beddifference.yaxis.label.diff";
+    public static final String I18N_SECOND_YAXIS_LABEL = "chart.beddifference.yaxis.label.height";
+
+    public static final String I18N_CHART_TITLE_DEFAULT = "Sohlenhöhen Differenz";
+    public static final String I18N_XAXIS_LABEL_DEFAULT = "Fluss-Km";
+    public static final String I18N_YAXIS_LABEL_DEFAULT = "delta S [m]";
+    public static final String I18N_SECOND_YAXIS_LABEL_DEFAULT = "Höhe [m]";
+
+    @Override
+    protected YAxisWalker getYAxisWalker() {
+        return new YAxisWalker() {
+
+            @Override
+            public int length() {
+                return YAXIS.values().length;
+            }
+
+            @Override
+            public String getId(int idx) {
+                YAXIS[] yaxes = YAXIS.values();
+                return yaxes[idx].toString();
+            }
+        };
+    }
+
+    @Override
+    public void doOut(ArtifactAndFacet bundle, Document attr, boolean visible) {
+        String name = bundle.getFacetName();
+
+        logger.debug("doOut: " + name);
+
+        if (name == null) {
+            logger.error("No facet name for doOut(). No output generated!");
+            return;
+        }
+
+        Facet facet = bundle.getFacet();
+
+        if (facet == null) {
+            return;
+        }
+
+        if (name.equals(BED_DIFFERENCE_EPOCH)) {
+            doBedDifferenceEpochOut(
+                (BedDiffEpochResult) bundle.getData(context),
+                bundle, attr, visible);
+        }
+        else if (name.equals(BED_DIFFERENCE_EPOCH_HEIGHT1)) {
+            doBedDifferenceHeightsOut((BedDiffEpochResult)bundle.getData(context),
+                bundle, attr, visible, 0);
+        }
+        else if (name.equals(BED_DIFFERENCE_EPOCH_HEIGHT2)) {
+            doBedDifferenceHeightsOut((BedDiffEpochResult)bundle.getData(context),
+                bundle, attr, visible, 1);
+        }
+        else if (name.equals(LONGITUDINAL_ANNOTATION)) {
+            doAnnotations(
+                (FLYSAnnotation) bundle.getData(context),
+                 bundle,
+                 attr,
+                 visible);
+        }
+    }
+
+    @Override
+    protected String getDefaultChartTitle() {
+        return msg(I18N_CHART_TITLE, I18N_CHART_TITLE_DEFAULT);
+    }
+
+    @Override
+    protected String getDefaultXAxisLabel() {
+        return msg(I18N_XAXIS_LABEL, I18N_XAXIS_LABEL_DEFAULT);
+    }
+
+    @Override
+    protected String getDefaultYAxisLabel(int pos) {
+        String label = "default";
+        if (pos == YAXIS.D.idx) {
+            label = msg(I18N_YAXIS_LABEL, I18N_YAXIS_LABEL_DEFAULT);
+        }
+        else if (pos == YAXIS.H.idx) {
+            label = msg(I18N_SECOND_YAXIS_LABEL, I18N_SECOND_YAXIS_LABEL_DEFAULT);
+        }
+ 
+        return label;
+    }
+
+    protected void doBedDifferenceEpochOut(BedDiffEpochResult data,
+        ArtifactAndFacet aandf, Document theme, boolean visible) {
+
+        XYSeries series = new StyledXYSeries(aandf.getFacetDescription(), theme);
+        StyledSeriesBuilder.addPoints(series, data.getDifferencesData(), true);
+
+        addAxisSeries(series, YAXIS.D.idx, visible);
+    }
+
+    private void doBedDifferenceHeightsOut(
+        BedDiffEpochResult data,
+        ArtifactAndFacet bundle,
+        Document attr,
+        boolean visible,
+        int idx) {
+         logger.debug("doBedDifferenceHeightOut()");
+
+        XYSeries series = new StyledXYSeries(bundle.getFacetDescription(), attr);
+        if (idx == 0) {
+            StyledSeriesBuilder.addPoints(series, data.getHeights1Data(), true);
+        }
+        else {
+            StyledSeriesBuilder.addPoints(series, data.getHeights2Data(), true);
+        }
+
+        addAxisSeries(series, YAXIS.H.idx, visible);
+    }
+
+}