Mercurial > dive4elements > river
comparison flys-artifacts/src/main/java/de/intevation/flys/exports/XYChartGenerator.java @ 2233:958a10e2e246
Added a new ChartGenerator for timeseries charts and refactored some code in XYChartGenerator.
flys-artifacts/trunk@3877 c6561f87-3c4e-4783-a992-168aeb5c3f6f
| author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
|---|---|
| date | Thu, 02 Feb 2012 12:26:36 +0000 |
| parents | 5648b5b34ae2 |
| children | 46ec09c7f578 |
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| 2232:78ac5058da67 | 2233:958a10e2e246 |
|---|---|
| 153 return this.plotAxisIndex; | 153 return this.plotAxisIndex; |
| 154 } | 154 } |
| 155 } // class AxisDataset | 155 } // class AxisDataset |
| 156 | 156 |
| 157 | 157 |
| 158 /** | |
| 159 * A mini interface that allows to walk over the YAXIS enums defined in | |
| 160 * subclasses. | |
| 161 */ | |
| 162 public interface YAxisWalker { | |
| 163 int length(); | |
| 164 String getId(int idx); | |
| 165 } | |
| 166 | |
| 167 | |
| 168 /** Override to make axis information available. */ | 158 /** Override to make axis information available. */ |
| 169 protected YAxisWalker getYAxisWalker() { | 159 protected YAxisWalker getYAxisWalker() { |
| 170 return new YAxisWalker() { | 160 return new YAxisWalker() { |
| 171 /** Get number of items. */ | 161 /** Get number of items. */ |
| 172 @Override | 162 @Override |
| 341 * Returns the default X-Axis label of a chart. | 331 * Returns the default X-Axis label of a chart. |
| 342 * | 332 * |
| 343 * @return the default X-Axis label of a chart. | 333 * @return the default X-Axis label of a chart. |
| 344 */ | 334 */ |
| 345 protected abstract String getDefaultXAxisLabel(); | 335 protected abstract String getDefaultXAxisLabel(); |
| 346 | |
| 347 | |
| 348 /** | |
| 349 * Returns the Y-Axis label of a chart at position <i>pos</i>. | |
| 350 * | |
| 351 * @return the Y-Axis label of a chart at position <i>0</i>. | |
| 352 */ | |
| 353 protected String getYAxisLabel(int pos) { | |
| 354 ChartSettings chartSettings = getChartSettings(); | |
| 355 if (chartSettings == null) { | |
| 356 return getDefaultYAxisLabel(pos); | |
| 357 } | |
| 358 | |
| 359 YAxisWalker walker = getYAxisWalker(); | |
| 360 AxisSection as = chartSettings.getAxisSection(walker.getId(pos)); | |
| 361 if (as != null) { | |
| 362 String label = as.getLabel(); | |
| 363 | |
| 364 if (label != null) { | |
| 365 return label; | |
| 366 } | |
| 367 } | |
| 368 | |
| 369 return getDefaultYAxisLabel(pos); | |
| 370 } | |
| 371 | 336 |
| 372 | 337 |
| 373 /** | 338 /** |
| 374 * This method is called to retrieve the default label for an Y axis at | 339 * This method is called to retrieve the default label for an Y axis at |
| 375 * position <i>pos</i>. | 340 * position <i>pos</i>. |
| 1484 addAnnotations(annotations, visible); | 1449 addAnnotations(annotations, visible); |
| 1485 } | 1450 } |
| 1486 | 1451 |
| 1487 | 1452 |
| 1488 /** | 1453 /** |
| 1489 * Creates a new instance of <i>IdentifiableNumberAxis</i>. | |
| 1490 * | |
| 1491 * @param idx The index of the new axis. | |
| 1492 * @param label The label of the new axis. | |
| 1493 * | |
| 1494 * @return an instance of IdentifiableNumberAxis. | |
| 1495 */ | |
| 1496 protected NumberAxis createNumberAxis(int idx, String label) { | |
| 1497 YAxisWalker walker = getYAxisWalker(); | |
| 1498 | |
| 1499 return new IdentifiableNumberAxis(walker.getId(idx), label); | |
| 1500 } | |
| 1501 | |
| 1502 | |
| 1503 /** | |
| 1504 * Returns an instance of <i>ChartSettings</i> with a chart specific section | 1454 * Returns an instance of <i>ChartSettings</i> with a chart specific section |
| 1505 * but with no axes settings. | 1455 * but with no axes settings. |
| 1506 * | 1456 * |
| 1507 * @return an instance of <i>ChartSettings</i>. | 1457 * @return an instance of <i>ChartSettings</i>. |
| 1508 */ | 1458 */ |