--- a/gnv-artifacts/src/main/java/de/intevation/gnv/transition/profile/vertical/VerticalProfileOutputTransition.java	Thu Nov 19 17:54:18 2009 +0000
+++ b/gnv-artifacts/src/main/java/de/intevation/gnv/transition/profile/vertical/VerticalProfileOutputTransition.java	Fri Nov 20 13:51:14 2009 +0000
@@ -3,12 +3,23 @@
  */
 package de.intevation.gnv.transition.profile.vertical;
 
+import java.awt.Dimension;
+
 import java.io.IOException;
 import java.io.OutputStream;
 import java.util.Collection;
+import java.util.Locale;
 
+import javax.imageio.ImageIO;
+
+import org.apache.log4j.Logger;
+
+import org.jfree.chart.ChartTheme;
+
+import de.intevation.gnv.chart.Chart;
 import de.intevation.gnv.chart.ChartLabels;
 import de.intevation.gnv.chart.ChartStyle;
+import de.intevation.gnv.chart.VerticalProfileChart;
 import de.intevation.gnv.chart.VerticalProfileChartFactory;
 import de.intevation.gnv.chart.exception.TechnicalChartException;
 import de.intevation.gnv.statistics.Statistics;
@@ -26,6 +37,9 @@
      */
     private static final long serialVersionUID = 4401516087492028840L;
 
+    private static Logger log = Logger
+            .getLogger(TimeSeriesOutputTransition.class);
+
     /**
      * Constructor
      */
@@ -34,23 +48,44 @@
         super.domainLable = "Depth [m]";
     }
 
-    /**
-     * @see de.intevation.gnv.transition.timeseries.TimeSeriesOutputTransition#createChart(java.io.OutputStream,
-     *      java.util.Collection, java.util.Collection, java.lang.String,
-     *      de.intevation.gnv.chart.ChartStyle,
-     *      de.intevation.gnv.chart.ChartLabels)
-     */
-    @Override
-    protected void createChart(OutputStream outputStream,
-                               Collection<KeyValueDescibeData> parameters,
-                               Collection<KeyValueDescibeData> measurements,
-                               Collection<KeyValueDescibeData> dates,
-                               ChartStyle chartStyle, ChartLabels chartLables,
-                               String uuid) throws IOException,
-                                           TechnicalChartException {
-        VerticalProfileChartFactory chartFactory = new VerticalProfileChartFactory();
-        chartFactory.createProfileChart(chartLables, chartStyle, parameters,
-                measurements,dates, outputStream, this.getChartResult(uuid));
+    protected Chart getChart(
+        ChartLabels  chartLables,
+        ChartTheme   chartTheme,
+        Collection   parameters,
+        Collection   measurements,
+        Collection   result,
+        Collection   dates,
+        Locale       locale,
+        String       uuid
+    ) {
+        Chart chart = null;
+
+        if (CACHE_CHART) {
+            log.info("Try to get verticalprofile chart from cache.");
+            chart = (Chart) getChartFromCache(uuid);
+        }
+
+        if (chart != null)
+            return chart;
+
+        log.info("Chart not in cache yet.");
+        chart = new VerticalProfileChart(
+            chartLables,
+            chartTheme,
+            parameters,
+            measurements,
+            result,
+            dates,
+            locale
+        );
+        chart.generateChart();
+
+        if (CACHE_CHART) {
+            log.info("Put chart into cache.");
+            purifyChart(chart, uuid);
+        }
+
+        return chart;
     }
 
     /**