--- a/flys-artifacts/src/main/java/de/intevation/flys/exports/CrossSectionGenerator.java	Tue Jul 10 19:28:44 2012 +0000
+++ b/flys-artifacts/src/main/java/de/intevation/flys/exports/CrossSectionGenerator.java	Wed Jul 11 09:24:07 2012 +0000
@@ -1,14 +1,5 @@
 package de.intevation.flys.exports;
 
-import java.text.NumberFormat;
-import java.util.List;
-
-import org.apache.log4j.Logger;
-import org.jfree.chart.JFreeChart;
-import org.jfree.chart.title.TextTitle;
-import org.jfree.data.xy.XYSeries;
-import org.w3c.dom.Document;
-
 import de.intevation.artifactdatabase.state.ArtifactAndFacet;
 import de.intevation.artifacts.DataProvider;
 import de.intevation.flys.artifacts.geom.Lines;
@@ -18,9 +9,27 @@
 import de.intevation.flys.jfree.FLYSAnnotation;
 import de.intevation.flys.jfree.StyledXYSeries;
 import de.intevation.flys.model.FastCrossSectionLine;
+import de.intevation.flys.themes.ThemeAccess;
 import de.intevation.flys.utils.Formatter;
 import de.intevation.flys.utils.ThemeUtil;
 
+import java.awt.BasicStroke;
+import java.awt.Color;
+import java.awt.Paint;
+import java.awt.Stroke;
+import java.text.NumberFormat;
+import java.util.List;
+
+import org.apache.log4j.Logger;
+import org.jfree.chart.JFreeChart;
+import org.jfree.chart.LegendItemCollection;
+import org.jfree.chart.annotations.XYBoxAnnotation;
+import org.jfree.chart.annotations.XYTextAnnotation;
+import org.jfree.chart.plot.XYPlot;
+import org.jfree.chart.title.TextTitle;
+import org.jfree.data.xy.XYSeries;
+import org.w3c.dom.Document;
+
 
 /**
  * An OutGenerator that generates cross section graphs.
@@ -125,6 +134,98 @@
         chart.addSubtitle(new TextTitle(subtitle));
     }
 
+    /** Get color for hyk zones by their type (which is the name). */
+    protected Paint colorForHYKZone(String zoneName) {
+        if (zoneName.startsWith("R")) {
+            // Brownish.
+            return new Color(153, 60, 0);
+        }
+        else if (zoneName.startsWith("V")) {
+            // Greenish.
+            return new Color(0, 255, 0);
+        }
+        else if (zoneName.startsWith("B")) {
+            // Grayish.
+            return new Color(128, 128, 128);
+        }
+        else if (zoneName.startsWith("H")) {
+            // Blueish.
+            return new Color(0, 0, 255);
+        }
+        else {
+            // Default.
+            logger.debug("Unknown zone type found.");
+            return new Color(255, 0, 0);
+        }
+    }
+    
+    @Override
+    protected void addAnnotationsToRenderer(XYPlot plot) {
+        super.addAnnotationsToRenderer(plot);
+        
+        // Paints for the boxes/lines.
+        Stroke basicStroke = new BasicStroke(1.0f);
+
+        Paint linePaint = new Color(255,  0,0,60);
+        Paint fillPaint = new Color(0,  255,0,60);
+        Paint tranPaint = new Color(0,    0,0, 0);
+
+        // OPTMIMIZE: Pre-calculate positions
+        ChartArea area = new ChartArea(
+            plot.getDomainAxis(0).getRange(),
+            plot.getRangeAxis().getRange());
+        
+        for(FLYSAnnotation fa : this.annotations) {
+            
+            // Access text styling, if any.
+            Document theme = fa.getTheme();
+            ThemeAccess.TextStyle textStyle = null;
+            ThemeAccess.LineStyle lineStyle = null;
+            
+            // Get Themeing information and add legend item.
+            if (theme != null) {
+                ThemeAccess themeAccess = new ThemeAccess(theme);
+                textStyle = themeAccess.parseTextStyle();
+                lineStyle = themeAccess.parseLineStyle();
+                if (fa.getLabel() != null) {
+                    LegendItemCollection lic = new LegendItemCollection();
+                    LegendItemCollection old = plot.getFixedLegendItems();
+                    lic.add(createLegendItem(theme, fa.getLabel()));
+                    // (Re-)Add prior legend entries.
+                    if (old != null) {
+                        old.addAll(lic);
+                    }
+                    else {
+                        old = lic;
+                    }
+                    plot.setFixedLegendItems(old);
+                }
+            }
+            
+            // Hyks.
+            for (HYKFactory.Zone zone: fa.getBoxes()) {
+                // For each zone, create a box to fill with color, a box to draw
+                // the lines and a text to display the type.
+                fillPaint = colorForHYKZone(zone.getName());
+    
+                XYBoxAnnotation boxA = new XYBoxAnnotation(zone.getFrom(), area.atGround(),
+                    zone.getTo(), area.ofGround(0.03f), basicStroke, tranPaint, fillPaint);
+                XYBoxAnnotation boxB = new XYBoxAnnotation(zone.getFrom(), area.atGround(),
+                    zone.getTo(), area.atTop(), basicStroke, fillPaint, tranPaint);
+    
+                XYTextAnnotation tex = new XYTextAnnotation(zone.getName(),
+                    zone.getFrom() + (zone.getTo() - zone.getFrom()) / 1.0d,
+                    area.ofGround(0.015f));
+                if (textStyle != null) {
+                    textStyle.apply(tex);
+                }
+    
+                plot.getRenderer().addAnnotation(boxA, org.jfree.ui.Layer.BACKGROUND);
+                plot.getRenderer().addAnnotation(boxB, org.jfree.ui.Layer.BACKGROUND);
+                plot.getRenderer().addAnnotation(tex,  org.jfree.ui.Layer.BACKGROUND);
+            }
+        }
+    }
 
     @Override
     protected String getDefaultXAxisLabel() {
@@ -141,6 +242,7 @@
     /**
      * Let one facet do its job.
      */
+    @Override
     public void doOut(
         ArtifactAndFacet artifactFacet,
         Document         attr,
@@ -201,6 +303,7 @@
 
 
     /** Look up the axis identifier for a given facet type. */
+    @Override
     public int axisIdxForFacet(String facetName) {
         // TODO Where to add thid axis too.
         return 0;
@@ -229,7 +332,7 @@
             series.setLabel("");
         }
         if (ThemeUtil.parseShowWidth(theme)) {
-            NumberFormat nf = nf = Formatter.getMeterFormat(this.context);
+            NumberFormat nf = Formatter.getMeterFormat(this.context);
             String labelAdd = "b=" + nf.format(lines.width) + "m";
             if (series.getLabel().equals("")) {
                series.setLabel(labelAdd);
@@ -239,8 +342,8 @@
             }
         }
         if (ThemeUtil.parseShowLevel(theme) && lines.points.length >0
-            && lines.points[1].length > 0) {
-            NumberFormat nf = nf = Formatter.getMeterFormat(this.context);
+                && lines.points[1].length > 0) {
+            NumberFormat nf = Formatter.getMeterFormat(this.context);
             String labelAdd = "W=" + nf.format(lines.points[1][0]) + "NN+m";
             if (series.getLabel().equals("")) {
                series.setLabel(labelAdd);
@@ -250,7 +353,7 @@
             }
         }
         if (ThemeUtil.parseShowMiddleHeight(theme) && lines.width != 0) {
-            NumberFormat nf = nf = Formatter.getMeterFormat(this.context);
+            NumberFormat nf = Formatter.getMeterFormat(this.context);
             String labelAdd = "H=" + nf.format(lines.area / lines.width) + "m";
                 // : " + lines.area + "/" + lines.width);
             if (series.getLabel().equals("")) {