Mercurial > dive4elements > gnv-client
comparison gnv-artifacts/src/main/java/de/intevation/gnv/chart/VerticalProfileChart.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 | 2423cefe7d39 |
| children | ec512e7992c6 |
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| 845:797a6264b89b | 846:8b6ef091d38c |
|---|---|
| 237 addGapsOnGrid(results, series, startPos, endPos); | 237 addGapsOnGrid(results, series, startPos, endPos); |
| 238 else | 238 else |
| 239 addGaps(results, series, startValue, endValue, startPos, endPos); | 239 addGaps(results, series, startValue, endValue, startPos, endPos); |
| 240 } | 240 } |
| 241 | 241 |
| 242 @Override | |
| 243 protected void prepareAxis(String seriesKey, int idx) { | |
| 244 super.prepareAxis(seriesKey, idx); | |
| 245 | |
| 246 XYPlot plot = chart.getXYPlot(); | |
| 247 NumberAxis domainAxis = (NumberAxis) plot.getRangeAxis(); | |
| 248 NumberAxis rangeAxis = (NumberAxis) plot.getDomainAxis(); | |
| 249 | |
| 250 Range domainRange = domainAxis.getRange(); | |
| 251 Range rangeRange = rangeAxis.getRange(); | |
| 252 log.debug("Domain axis range before: " + domainRange.toString()); | |
| 253 log.debug("Range axis range before: " + rangeRange.toString()); | |
| 254 | |
| 255 domainRange = Range.expand(domainRange, LOWER_MARGIN, UPPER_MARGIN); | |
| 256 rangeRange = Range.expand(rangeRange, LOWER_MARGIN, UPPER_MARGIN); | |
| 257 | |
| 258 double lower = domainRange.getLowerBound(); | |
| 259 double upper = domainRange.getUpperBound(); | |
| 260 | |
| 261 if (lower == upper) { | |
| 262 domainRange = new Range( | |
| 263 lower - (lower * 0.05d), | |
| 264 upper + (upper * 0.05d)); | |
| 265 } | |
| 266 | |
| 267 log.debug("Domain axis range after: " + domainRange.toString()); | |
| 268 log.debug("Range axis range after: " + rangeRange.toString()); | |
| 269 domainAxis.setRange(domainRange); | |
| 270 rangeAxis.setRange(rangeRange); | |
| 271 | |
| 272 plot.setRangeAxis(domainAxis); | |
| 273 } | |
| 274 | |
| 242 | 275 |
| 243 /** | 276 /** |
| 244 * Method to expand max range of a range axis identified by seriesKey. | 277 * Method to expand max range of a range axis identified by seriesKey. |
| 245 * <code>LOWER_MARGIN</code> and <code>UPPER_MARGIN</code> are used to | 278 * <code>LOWER_MARGIN</code> and <code>UPPER_MARGIN</code> are used to |
| 246 * expand the range. | 279 * expand the range. |
| 316 if (datasets.containsKey(key)) { | 349 if (datasets.containsKey(key)) { |
| 317 xysc = (XYSeriesCollection)datasets.get(key); | 350 xysc = (XYSeriesCollection)datasets.get(key); |
| 318 plot.setDataset(idx, xysc ); | 351 plot.setDataset(idx, xysc ); |
| 319 log.debug("Added " + key + " parameter to plot."); | 352 log.debug("Added " + key + " parameter to plot."); |
| 320 prepareAxis(key, idx); | 353 prepareAxis(key, idx); |
| 321 prepareRangeAxis(key, idx); | |
| 322 adjustRenderer( | 354 adjustRenderer( |
| 323 idx++, | 355 idx++, |
| 324 xysc.getSeriesCount(), | 356 xysc.getSeriesCount(), |
| 325 linesVisible, | 357 linesVisible, |
| 326 shapesVisible | 358 shapesVisible |