Mercurial > dive4elements > gnv-client
comparison gnv-artifacts/src/main/java/de/intevation/gnv/transition/timeseries/TimeSeriesOutputTransition.java @ 320:18302372703f
Implemented pdf export of charts.
gnv-artifacts/trunk@381 c6561f87-3c4e-4783-a992-168aeb5c3f6f
| author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
|---|---|
| date | Mon, 30 Nov 2009 09:51:59 +0000 |
| parents | 5f2820e821e0 |
| children | a4376fd23f99 |
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| 319:251f16a083f8 | 320:18302372703f |
|---|---|
| 66 * @author Tim Englich <tim.englich@intevation.de> | 66 * @author Tim Englich <tim.englich@intevation.de> |
| 67 * | 67 * |
| 68 */ | 68 */ |
| 69 public class TimeSeriesOutputTransition extends OutputTransitionBase { | 69 public class TimeSeriesOutputTransition extends OutputTransitionBase { |
| 70 | 70 |
| 71 protected static final boolean CACHE_CHART = | 71 protected static final boolean CACHE_CHART = |
| 72 Boolean.parseBoolean(System.getProperty("cache.chart", "false")); | 72 Boolean.parseBoolean(System.getProperty("cache.chart", "false")); |
| 73 | |
| 74 protected static final boolean PDF_FORMAT_LANDSCAPE = | |
| 75 Boolean.parseBoolean(System.getProperty("export.pdf.landscape","true")); | |
| 73 | 76 |
| 74 protected static final String[] IMG_EXPORT_FORMAT = { | 77 protected static final String[] IMG_EXPORT_FORMAT = { |
| 75 "PNG", "JPEG", "GIF" | 78 "PNG", "JPEG", "GIF" |
| 76 }; | 79 }; |
| 77 | 80 |
| 237 uuid, | 240 uuid, |
| 238 exportFormat, | 241 exportFormat, |
| 239 locale, | 242 locale, |
| 240 chartWidth, | 243 chartWidth, |
| 241 chartHeight | 244 chartHeight |
| 245 ); | |
| 246 } | |
| 247 else if (outputMode.equalsIgnoreCase("pdf")) { | |
| 248 log.debug("Output mode == pdf"); | |
| 249 | |
| 250 Locale[] serverLocales = | |
| 251 RessourceFactory.getInstance().getLocales(); | |
| 252 Locale locale = | |
| 253 callMeta.getPreferredLocale(serverLocales); | |
| 254 | |
| 255 log.debug( | |
| 256 "Best locale - regarding intersection of server and " + | |
| 257 "browser locales - is " + locale.toString() | |
| 258 ); | |
| 259 | |
| 260 createPDF( | |
| 261 outputStream, | |
| 262 getParameters(uuid), | |
| 263 getMeasurements(uuid), | |
| 264 getDates(uuid), | |
| 265 new ChartLabels( | |
| 266 this.getFisName(callMeta.getLanguages()) + | |
| 267 " "+ getSelectedFeatureName(uuid), | |
| 268 this.domainLable), | |
| 269 uuid, | |
| 270 "A4", | |
| 271 true, | |
| 272 locale | |
| 242 ); | 273 ); |
| 243 } | 274 } |
| 244 else if (outputMode.equalsIgnoreCase("csv")) { | 275 else if (outputMode.equalsIgnoreCase("csv")) { |
| 245 log.debug("CSV-File will be generated."); | 276 log.debug("CSV-File will be generated."); |
| 246 Collection<Result> chartResult = this.getChartResult(uuid); | 277 Collection<Result> chartResult = this.getChartResult(uuid); |
| 447 height | 478 height |
| 448 ); | 479 ); |
| 449 } | 480 } |
| 450 | 481 |
| 451 | 482 |
| 483 protected void createPDF( | |
| 484 OutputStream outputStream, | |
| 485 Collection parameters, | |
| 486 Collection measurements, | |
| 487 Collection dates, | |
| 488 ChartLabels chartLables, | |
| 489 String uuid, | |
| 490 String exportFormat, | |
| 491 boolean landscape, | |
| 492 Locale locale | |
| 493 ) { | |
| 494 Chart chart = getChart( | |
| 495 chartLables, | |
| 496 parameters, | |
| 497 measurements, | |
| 498 dates, | |
| 499 getChartResult(uuid), | |
| 500 locale, | |
| 501 uuid | |
| 502 ); | |
| 503 | |
| 504 if (chart == null) { | |
| 505 log.error("Could not initialize chart."); | |
| 506 return; | |
| 507 } | |
| 508 | |
| 509 ChartExportHelper.exportPDF( | |
| 510 outputStream, | |
| 511 chart.generateChart(), | |
| 512 "A4", | |
| 513 PDF_FORMAT_LANDSCAPE, | |
| 514 50F, 50F, 50F, 50F | |
| 515 ); | |
| 516 } | |
| 517 | |
| 518 | |
| 452 protected Chart getChart( | 519 protected Chart getChart( |
| 453 ChartLabels chartLables, | 520 ChartLabels chartLables, |
| 454 Collection parameters, | 521 Collection parameters, |
| 455 Collection measurements, | 522 Collection measurements, |
| 456 Collection dates, | 523 Collection dates, |
| 605 } | 672 } |
| 606 } | 673 } |
| 607 return null; | 674 return null; |
| 608 } | 675 } |
| 609 } | 676 } |
| 610 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : | 677 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 : |