Mercurial > dive4elements > gnv-client
comparison gnv-artifacts/src/main/java/de/intevation/gnv/chart/HorizontalProfileChart.java @ 846:8b6ef091d38c
It is possible to draw VerticalProfileCharts with just one single data point (issue229).
gnv-artifacts/trunk@962 c6561f87-3c4e-4783-a992-168aeb5c3f6f
| author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
|---|---|
| date | Wed, 21 Apr 2010 08:46:23 +0000 |
| parents | 22c18083225e |
| children | 38c8cc586a85 |
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| 845:797a6264b89b | 846:8b6ef091d38c |
|---|---|
| 15 | 15 |
| 16 import org.apache.log4j.Logger; | 16 import org.apache.log4j.Logger; |
| 17 | 17 |
| 18 import org.jfree.chart.ChartTheme; | 18 import org.jfree.chart.ChartTheme; |
| 19 | 19 |
| 20 import org.jfree.chart.axis.Axis; | |
| 21 import org.jfree.chart.axis.AxisLocation; | |
| 22 import org.jfree.chart.axis.NumberAxis; | |
| 23 import org.jfree.chart.axis.NumberTickUnit; | |
| 24 | |
| 20 import org.jfree.chart.plot.PlotOrientation; | 25 import org.jfree.chart.plot.PlotOrientation; |
| 26 import org.jfree.chart.plot.XYPlot; | |
| 27 | |
| 28 import org.jfree.data.Range; | |
| 21 | 29 |
| 22 import org.jfree.data.general.Series; | 30 import org.jfree.data.general.Series; |
| 23 | 31 |
| 24 import org.jfree.data.xy.XYSeries; | 32 import org.jfree.data.xy.XYSeries; |
| 25 | 33 |
| 171 firstPoint = null; | 179 firstPoint = null; |
| 172 } | 180 } |
| 173 | 181 |
| 174 | 182 |
| 175 @Override | 183 @Override |
| 184 protected void prepareAxis(String seriesKey,int idx) { | |
| 185 log.debug("prepare axis of xychart"); | |
| 186 | |
| 187 XYPlot plot = chart.getXYPlot(); | |
| 188 Axis xAxis = plot.getDomainAxis(); | |
| 189 NumberAxis yAxis = new NumberAxis(seriesKey); | |
| 190 | |
| 191 localizeDomainAxis(xAxis, locale); | |
| 192 localizeRangeAxis(yAxis, locale); | |
| 193 | |
| 194 // litte workarround to adjust the max range of axes. | |
| 195 // NumberAxis.setAutoRange(true) doesn't seem to work properly. | |
| 196 Range yRange = (Range) ranges.get(seriesKey); | |
| 197 yAxis.setRange(Range.expand(yRange, LOWER_MARGIN, UPPER_MARGIN)); | |
| 198 log.debug("Max Range of dataset is: " + yRange.toString()); | |
| 199 | |
| 200 if (seriesKey.contains("richtung")) { | |
| 201 yAxis.setTickUnit(new NumberTickUnit(30.0)); | |
| 202 yAxis.setUpperBound(360.0); | |
| 203 yAxis.setLowerBound(0.0); | |
| 204 } | |
| 205 else { | |
| 206 yAxis.setFixedDimension(10.0); | |
| 207 yAxis.setAutoRangeIncludesZero(false); | |
| 208 } | |
| 209 | |
| 210 plot.setRangeAxis(idx, yAxis); | |
| 211 yAxis.configure(); | |
| 212 | |
| 213 if (idx % 2 != 0) | |
| 214 plot.setRangeAxisLocation(idx, AxisLocation.BOTTOM_OR_RIGHT); | |
| 215 else | |
| 216 plot.setRangeAxisLocation(idx, AxisLocation.BOTTOM_OR_LEFT); | |
| 217 | |
| 218 plot.mapDatasetToRangeAxis(idx, idx); | |
| 219 } | |
| 220 | |
| 221 | |
| 222 @Override | |
| 176 protected void prepareRangeAxis(String seriesKey, int idx) { | 223 protected void prepareRangeAxis(String seriesKey, int idx) { |
| 177 return; | 224 return; |
| 178 // do nothing here | 225 // do nothing here |
| 179 } | 226 } |
| 180 | 227 |