Mercurial > dive4elements > river

comparison artifacts/src/main/java/org/dive4elements/river/exports/AbstractChartGenerator.java @ 9311:7c7f73e5e01e

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Moved chart metadata line to top of chart. Minor cleanup.
author gernotbelger
date Thu, 26 Jul 2018 11:16:06 +0200
parents 4082b8429353
children 094ed9d1f2ad
comparison
equal deleted inserted replaced
9310:819dbd073624 9311:7c7f73e5e01e
19 import java.awt.image.BufferedImage; 19 import java.awt.image.BufferedImage;
20 import java.io.IOException; 20 import java.io.IOException;
21 import java.io.OutputStream; 21 import java.io.OutputStream;
22 import java.text.DateFormat; 22 import java.text.DateFormat;
23 import java.util.ArrayList; 23 import java.util.ArrayList;
24 import java.util.Collection;
25 import java.util.Collections;
24 import java.util.Date; 26 import java.util.Date;
25 import java.util.List; 27 import java.util.List;
26 import java.util.Locale; 28 import java.util.Locale;
27 import java.util.Map; 29 import java.util.Map;
28 import java.util.SortedMap; 30 import java.util.SortedMap;
29 import java.util.TreeMap; 31 import java.util.TreeMap;
30 32
31 import javax.xml.xpath.XPathConstants; 33 import javax.xml.xpath.XPathConstants;
32 34
35 import org.apache.commons.lang.StringUtils;
33 import org.apache.log4j.Logger; 36 import org.apache.log4j.Logger;
37 import org.dive4elements.artifactdatabase.CollectionCallContext;
34 import org.dive4elements.artifactdatabase.state.ArtifactAndFacet; 38 import org.dive4elements.artifactdatabase.state.ArtifactAndFacet;
35 import org.dive4elements.artifactdatabase.state.Settings; 39 import org.dive4elements.artifactdatabase.state.Settings;
36 import org.dive4elements.artifacts.Artifact; 40 import org.dive4elements.artifacts.Artifact;
41 import org.dive4elements.artifacts.ArtifactCollection;
37 import org.dive4elements.artifacts.ArtifactNamespaceContext; 42 import org.dive4elements.artifacts.ArtifactNamespaceContext;
38 import org.dive4elements.artifacts.CallContext; 43 import org.dive4elements.artifacts.CallContext;
39 import org.dive4elements.artifacts.CallMeta; 44 import org.dive4elements.artifacts.CallMeta;
40 import org.dive4elements.artifacts.PreferredLocale; 45 import org.dive4elements.artifacts.PreferredLocale;
41 import org.dive4elements.artifacts.common.utils.XMLUtils; 46 import org.dive4elements.artifacts.common.utils.XMLUtils;
65 import org.jfree.chart.renderer.xy.XYLineAndShapeRenderer; 70 import org.jfree.chart.renderer.xy.XYLineAndShapeRenderer;
66 import org.jfree.chart.title.TextTitle; 71 import org.jfree.chart.title.TextTitle;
67 import org.jfree.data.Range; 72 import org.jfree.data.Range;
68 import org.jfree.data.general.Series; 73 import org.jfree.data.general.Series;
69 import org.jfree.data.xy.XYDataset; 74 import org.jfree.data.xy.XYDataset;
75 import org.jfree.ui.HorizontalAlignment;
70 import org.jfree.ui.RectangleInsets; 76 import org.jfree.ui.RectangleInsets;
71 import org.w3c.dom.Document; 77 import org.w3c.dom.Document;
72 import org.w3c.dom.Element; 78 import org.w3c.dom.Element;
73 79
74 /** 80 /**
465 471
466 ChartExportHelper.exportCSV(this.out, chart, this.context); 472 ChartExportHelper.exportCSV(this.out, chart, this.context);
467 } 473 }
468 } 474 }
469 475
476 protected final void generateTitles(final JFreeChart chart) {
477 /* add metadata title before real title */
478 addMetadataSubtitle(chart);
479
480 /* add the real chart title, but as subtitle after the metadata */
481 final String chartTitle = getChartTitle(this.context);
482 if (chartTitle != null) {
483 final TextTitle title = new TextTitle(chartTitle, JFreeChart.DEFAULT_TITLE_FONT);
484 chart.addSubtitle(title);
485 }
486
487 addSubtitles(this.context, chart);
488 }
489
490
470 /** 491 /**
471 * Adds a metadata sub-title to the chart if it gets exported 492 * Adds a metadata sub-title to the chart if it gets exported
472 */ 493 */
473 protected final void addMetadataSubtitle(final CallContext context, final JFreeChart chart) { 494 protected final void addMetadataSubtitle(final JFreeChart chart) {
474 if ((!isExport() || !isExportMetadata())) 495 if ((!isExport() || !isExportMetadata()))
475 return; 496 return;
476 497
498 final Collection<String> metadata = buildMetadata();
499 final String text = StringUtils.join(metadata, " - ");
500
501 /** The default font. */
502 final Font titleFont = new Font("SansSerif", Font.ITALIC, 10);
503
504 final TextTitle subtitle = new TextTitle(text, titleFont);
505 subtitle.setHorizontalAlignment(HorizontalAlignment.LEFT);
506 subtitle.setMargin(new RectangleInsets(10,10,10,10));
507
508 chart.addSubtitle(subtitle);
509 }
510
511 private Collection<String> buildMetadata() {
512
513 final CallMeta meta = this.context.getMeta();
514
515 if (!(this.context instanceof CollectionCallContext)) {
516 /* should never happen */
517 return Collections.emptyList();
518 }
519
520 final CollectionCallContext ccc = (CollectionCallContext) this.context;
521 final ArtifactCollection collection = ccc.getCollection();
522
523 final List<String> subtitles = new ArrayList<>();
524
525 /* version */
477 final String version = FLYS.VERSION; 526 final String version = FLYS.VERSION;
478 final String user = CalculationUtils.findArtifactUser(context, getArtifact()); 527 subtitles.add(Resources.getMsg(meta, "chart.subtitle.metadata.version", "default", version));
479 final Locale locale = Resources.getLocale(context.getMeta()); 528
529 /* user */
530 // REMARK: the use inside the collection is a fake user and hence we cant use it here.
531 // final User user = collection.getUser();
532 final String userName = CalculationUtils.findArtifactUser(this.context, getArtifact());
533 subtitles.add(Resources.getMsg(meta, "chart.subtitle.metadata.user", "default", userName));
534
535 /* creation date */
536 final Locale locale = Resources.getLocale(meta);
480 final DateFormat df = DateFormat.getDateInstance(DateFormat.SHORT, locale); 537 final DateFormat df = DateFormat.getDateInstance(DateFormat.SHORT, locale);
481 final String dateText = df.format(new Date()); 538 final String dateText = df.format(new Date());
482 539 subtitles.add(Resources.getMsg(meta, "chart.subtitle.metadata.creationdate", "default", dateText));
483 final String text = Resources.getMsg(context.getMeta(), "chart.subtitle.metadata", "default", version, user, dateText); 540
484 541 return subtitles;
485 chart.addSubtitle(new TextTitle(text));
486 } 542 }
487 543
488 private boolean isExportMetadata() { 544 private boolean isExportMetadata() {
489 final ChartSettings chartSettings = getChartSettings(); 545 final ChartSettings chartSettings = getChartSettings();
490 if (chartSettings == null) 546 if (chartSettings == null)
http://dive4elements.wald.intevation.org