Mercurial > dive4elements > river
comparison flys-artifacts/src/main/java/de/intevation/flys/exports/XYChartGenerator.java @ 2051:4ba5036109d2
Make use of user defined axes labels during chart creation.
flys-artifacts/trunk@3541 c6561f87-3c4e-4783-a992-168aeb5c3f6f
| author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
|---|---|
| date | Tue, 27 Dec 2011 07:52:25 +0000 |
| parents | c4e0e433f825 |
| children | c7f18fa0d685 |
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| 2050:c4e0e433f825 | 2051:4ba5036109d2 |
|---|---|
| 288 /** | 288 /** |
| 289 * Returns the X-Axis label of a chart. | 289 * Returns the X-Axis label of a chart. |
| 290 * | 290 * |
| 291 * @return the X-Axis label of a chart. | 291 * @return the X-Axis label of a chart. |
| 292 */ | 292 */ |
| 293 protected abstract String getXAxisLabel(); | 293 protected String getXAxisLabel() { |
| 294 | 294 ChartSettings chartSettings = getChartSettings(); |
| 295 | 295 if (chartSettings == null) { |
| 296 /** | 296 return getDefaultXAxisLabel(); |
| 297 * Returns the Y-Axis label of a chart. | 297 } |
| 298 * | 298 |
| 299 * @return the Y-Axis label of a chart. | 299 AxisSection as = chartSettings.getAxisSection("X"); |
| 300 */ | 300 if (as != null) { |
| 301 protected abstract String getYAxisLabel(); | 301 String label = as.getLabel(); |
| 302 | |
| 303 if (label != null) { | |
| 304 return label; | |
| 305 } | |
| 306 } | |
| 307 | |
| 308 return getDefaultXAxisLabel(); | |
| 309 } | |
| 310 | |
| 311 | |
| 312 /** | |
| 313 * Returns the default X-Axis label of a chart. | |
| 314 * | |
| 315 * @return the default X-Axis label of a chart. | |
| 316 */ | |
| 317 protected abstract String getDefaultXAxisLabel(); | |
| 302 | 318 |
| 303 | 319 |
| 304 /** | 320 /** |
| 305 * Returns the Y-Axis label of a chart at position <i>pos</i>. | 321 * Returns the Y-Axis label of a chart at position <i>pos</i>. |
| 306 * | 322 * |
| 307 * @return the Y-Axis label of a chart at position <i>0</i>. | 323 * @return the Y-Axis label of a chart at position <i>0</i>. |
| 308 */ | 324 */ |
| 309 protected String getYAxisLabel(int pos) { | 325 protected String getYAxisLabel(int pos) { |
| 310 return getYAxisLabel(); | 326 ChartSettings chartSettings = getChartSettings(); |
| 311 } | 327 if (chartSettings == null) { |
| 328 return getDefaultYAxisLabel(pos); | |
| 329 } | |
| 330 | |
| 331 YAxisWalker walker = getYAxisWalker(); | |
| 332 AxisSection as = chartSettings.getAxisSection(walker.getId(pos)); | |
| 333 if (as != null) { | |
| 334 String label = as.getLabel(); | |
| 335 | |
| 336 if (label != null) { | |
| 337 return label; | |
| 338 } | |
| 339 } | |
| 340 | |
| 341 return getDefaultYAxisLabel(pos); | |
| 342 } | |
| 343 | |
| 344 | |
| 345 /** | |
| 346 * This method is called to retrieve the default label for an Y axis at | |
| 347 * position <i>pos</i>. | |
| 348 * | |
| 349 * @param pos The position of an Y axis. | |
| 350 * | |
| 351 * @return the default Y axis label at position <i>pos</i>. | |
| 352 */ | |
| 353 protected abstract String getDefaultYAxisLabel(int pos); | |
| 354 | |
| 312 | 355 |
| 313 /** | 356 /** |
| 314 * Generate chart. | 357 * Generate chart. |
| 315 */ | 358 */ |
| 316 public void generate() | 359 public void generate() |
| 368 logger.debug("XYChartGenerator.generateChart"); | 411 logger.debug("XYChartGenerator.generateChart"); |
| 369 | 412 |
| 370 JFreeChart chart = ChartFactory.createXYLineChart( | 413 JFreeChart chart = ChartFactory.createXYLineChart( |
| 371 getChartTitle(), | 414 getChartTitle(), |
| 372 getXAxisLabel(), | 415 getXAxisLabel(), |
| 373 getYAxisLabel(), | 416 getYAxisLabel(0), |
| 374 null, | 417 null, |
| 375 PlotOrientation.VERTICAL, | 418 PlotOrientation.VERTICAL, |
| 376 isLegendVisible(), | 419 isLegendVisible(), |
| 377 false, | 420 false, |
| 378 false); | 421 false); |
| 584 /** | 627 /** |
| 585 * Create Y (range) axis for given index. | 628 * Create Y (range) axis for given index. |
| 586 * Shall be overriden by subclasses. | 629 * Shall be overriden by subclasses. |
| 587 */ | 630 */ |
| 588 protected NumberAxis createYAxis(int index) { | 631 protected NumberAxis createYAxis(int index) { |
| 589 NumberAxis axis = new NumberAxis(getYAxisLabel()); | 632 NumberAxis axis = new NumberAxis(getYAxisLabel(index)); |
| 590 axis.setAutoRangeIncludesZero(false); | 633 axis.setAutoRangeIncludesZero(false); |
| 591 return axis; | 634 return axis; |
| 592 } | 635 } |
| 593 | 636 |
| 594 | 637 |