# HG changeset patch
# User Ingo Weinzierl <ingo.weinzierl@intevation.de>
# Date 1264436131 0
# Node ID 4cbcc130cffca5af4e77622676b53b929cf73f61
# Parent  0eba2f032e0de28cab92459ed84ecd847dc2942d
Copied method from JFreeChart to adapt date formats.

gnv-artifacts/trunk@622 c6561f87-3c4e-4783-a992-168aeb5c3f6f

diff -r 0eba2f032e0d -r 4cbcc130cffc gnv-artifacts/ChangeLog
--- a/gnv-artifacts/ChangeLog	Mon Jan 25 13:48:52 2010 +0000
+++ b/gnv-artifacts/ChangeLog	Mon Jan 25 16:15:31 2010 +0000
@@ -1,3 +1,10 @@
+2010-01-25  Ingo Weinzierl <ingo.weinzierl@intevation.de>
+
+	  Issue160
+
+	* src/main/java/de/intevation/gnv/chart/TimeSeriesChart.java: Copied a
+	  method from JFreeChart and adapted date formats.
+
 2010-01-25	Sascha L. Teichmann	<sascha.teichmann@intevation.de>
 
 	* doc/conf/arcsdeconnectionpool.properties: Set serverRoundtripInterval
diff -r 0eba2f032e0d -r 4cbcc130cffc gnv-artifacts/src/main/java/de/intevation/gnv/chart/TimeSeriesChart.java
--- a/gnv-artifacts/src/main/java/de/intevation/gnv/chart/TimeSeriesChart.java	Mon Jan 25 13:48:52 2010 +0000
+++ b/gnv-artifacts/src/main/java/de/intevation/gnv/chart/TimeSeriesChart.java	Mon Jan 25 16:15:31 2010 +0000
@@ -8,6 +8,9 @@
 
 import de.intevation.gnv.timeseries.gap.TimeGap;
 
+import java.text.DateFormat;
+import java.text.SimpleDateFormat;
+
 import java.util.Collection;
 import java.util.Date;
 import java.util.HashMap;
@@ -22,6 +25,11 @@
 
 import org.jfree.chart.axis.Axis;
 import org.jfree.chart.axis.DateAxis;
+import org.jfree.chart.axis.DateTickUnit;
+import org.jfree.chart.axis.DateTickUnitType;
+import org.jfree.chart.axis.TickUnits;
+import org.jfree.chart.axis.TickUnitSource;
+import org.jfree.chart.axis.ValueAxis;
 
 import org.jfree.chart.plot.PlotOrientation;
 import org.jfree.chart.plot.XYPlot;
@@ -225,7 +233,139 @@
 
 
     protected void localizeDomainAxis(Axis axis, Locale locale) {
-        // do nothing
+        ((ValueAxis)axis).setStandardTickUnits(createStandardDateTickUnits(
+            TimeZone.getDefault(),
+            locale));
+    }
+
+
+    public static TickUnitSource createStandardDateTickUnits(
+        TimeZone zone,
+        Locale locale)
+    {
+        /* 
+         * This method have been copied from JFreeChart's DateAxis class.
+         * DateFormat objects are hard coded in DateAxis and cannot be adjusted.
+         */
+        if (zone == null) {
+            throw new IllegalArgumentException("Null 'zone' argument.");
+        }
+        if (locale == null) {
+            throw new IllegalArgumentException("Null 'locale' argument.");
+        }
+        TickUnits units = new TickUnits();
+
+        // date formatters
+        DateFormat f1 = new SimpleDateFormat("HH:mm:ss.SSS", locale);
+        DateFormat f2 = new SimpleDateFormat("HH:mm:ss", locale);
+        DateFormat f3 = new SimpleDateFormat("HH:mm", locale);
+        DateFormat f4 = new SimpleDateFormat("d-MMM, HH:mm", locale);
+        DateFormat f5 = new SimpleDateFormat("d-MMM yyyy", locale);
+        DateFormat f6 = new SimpleDateFormat("MMM-yyyy", locale);
+        DateFormat f7 = new SimpleDateFormat("yyyy", locale);
+
+        f1.setTimeZone(zone);
+        f2.setTimeZone(zone);
+        f3.setTimeZone(zone);
+        f4.setTimeZone(zone);
+        f5.setTimeZone(zone);
+        f6.setTimeZone(zone);
+        f7.setTimeZone(zone);
+
+        // milliseconds
+        units.add(new DateTickUnit(DateTickUnitType.MILLISECOND, 1, f1));
+        units.add(new DateTickUnit(DateTickUnitType.MILLISECOND, 5,
+                DateTickUnitType.MILLISECOND, 1, f1));
+        units.add(new DateTickUnit(DateTickUnitType.MILLISECOND, 10,
+                DateTickUnitType.MILLISECOND, 1, f1));
+        units.add(new DateTickUnit(DateTickUnitType.MILLISECOND, 25,
+                DateTickUnitType.MILLISECOND, 5, f1));
+        units.add(new DateTickUnit(DateTickUnitType.MILLISECOND, 50,
+                DateTickUnitType.MILLISECOND, 10, f1));
+        units.add(new DateTickUnit(DateTickUnitType.MILLISECOND, 100,
+                DateTickUnitType.MILLISECOND, 10, f1));
+        units.add(new DateTickUnit(DateTickUnitType.MILLISECOND, 250,
+                DateTickUnitType.MILLISECOND, 10, f1));
+        units.add(new DateTickUnit(DateTickUnitType.MILLISECOND, 500,
+                DateTickUnitType.MILLISECOND, 50, f1));
+
+        // seconds
+        units.add(new DateTickUnit(DateTickUnitType.SECOND, 1,
+                DateTickUnitType.MILLISECOND, 50, f2));
+        units.add(new DateTickUnit(DateTickUnitType.SECOND, 5,
+                DateTickUnitType.SECOND, 1, f2));
+        units.add(new DateTickUnit(DateTickUnitType.SECOND, 10,
+                DateTickUnitType.SECOND, 1, f2));
+        units.add(new DateTickUnit(DateTickUnitType.SECOND, 30,
+                DateTickUnitType.SECOND, 5, f2));
+
+        // minutes
+        units.add(new DateTickUnit(DateTickUnitType.MINUTE, 1,
+                DateTickUnitType.SECOND, 5, f3));
+        units.add(new DateTickUnit(DateTickUnitType.MINUTE, 2,
+                DateTickUnitType.SECOND, 10, f3));
+        units.add(new DateTickUnit(DateTickUnitType.MINUTE, 5,
+                DateTickUnitType.MINUTE, 1, f3));
+        units.add(new DateTickUnit(DateTickUnitType.MINUTE, 10,
+                DateTickUnitType.MINUTE, 1, f3));
+        units.add(new DateTickUnit(DateTickUnitType.MINUTE, 15,
+                DateTickUnitType.MINUTE, 5, f3));
+        units.add(new DateTickUnit(DateTickUnitType.MINUTE, 20,
+                DateTickUnitType.MINUTE, 5, f3));
+        units.add(new DateTickUnit(DateTickUnitType.MINUTE, 30,
+                DateTickUnitType.MINUTE, 5, f3));
+
+        // hours
+        units.add(new DateTickUnit(DateTickUnitType.HOUR, 1,
+                DateTickUnitType.MINUTE, 5, f3));
+        units.add(new DateTickUnit(DateTickUnitType.HOUR, 2,
+                DateTickUnitType.MINUTE, 10, f3));
+        units.add(new DateTickUnit(DateTickUnitType.HOUR, 4,
+                DateTickUnitType.MINUTE, 30, f3));
+        units.add(new DateTickUnit(DateTickUnitType.HOUR, 6,
+                DateTickUnitType.HOUR, 1, f3));
+        units.add(new DateTickUnit(DateTickUnitType.HOUR, 12,
+                DateTickUnitType.HOUR, 1, f4));
+
+        // days
+        units.add(new DateTickUnit(DateTickUnitType.DAY, 1,
+                DateTickUnitType.HOUR, 1, f5));
+        units.add(new DateTickUnit(DateTickUnitType.DAY, 2,
+                DateTickUnitType.HOUR, 1, f5));
+        units.add(new DateTickUnit(DateTickUnitType.DAY, 7,
+                DateTickUnitType.DAY, 1, f5));
+        units.add(new DateTickUnit(DateTickUnitType.DAY, 15,
+                DateTickUnitType.DAY, 1, f5));
+
+        // months
+        units.add(new DateTickUnit(DateTickUnitType.MONTH, 1,
+                DateTickUnitType.DAY, 1, f6));
+        units.add(new DateTickUnit(DateTickUnitType.MONTH, 2,
+                DateTickUnitType.DAY, 1, f6));
+        units.add(new DateTickUnit(DateTickUnitType.MONTH, 3,
+                DateTickUnitType.MONTH, 1, f6));
+        units.add(new DateTickUnit(DateTickUnitType.MONTH, 4,
+                DateTickUnitType.MONTH, 1, f6));
+        units.add(new DateTickUnit(DateTickUnitType.MONTH, 6,
+                DateTickUnitType.MONTH, 1, f6));
+
+        // years
+        units.add(new DateTickUnit(DateTickUnitType.YEAR, 1,
+                DateTickUnitType.MONTH, 1, f7));
+        units.add(new DateTickUnit(DateTickUnitType.YEAR, 2,
+                DateTickUnitType.MONTH, 3, f7));
+        units.add(new DateTickUnit(DateTickUnitType.YEAR, 5,
+                DateTickUnitType.YEAR, 1, f7));
+        units.add(new DateTickUnit(DateTickUnitType.YEAR, 10,
+                DateTickUnitType.YEAR, 1, f7));
+        units.add(new DateTickUnit(DateTickUnitType.YEAR, 25,
+                DateTickUnitType.YEAR, 5, f7));
+        units.add(new DateTickUnit(DateTickUnitType.YEAR, 50,
+                DateTickUnitType.YEAR, 10, f7));
+        units.add(new DateTickUnit(DateTickUnitType.YEAR, 100,
+                DateTickUnitType.YEAR, 20, f7));
+
+        return units;
     }