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28
29
35 package net.sf.jasperreports.view;
36
37 import java.awt.Component  ;
38 import java.awt.Container ;
39 import java.awt.Cursor ;
40 import java.awt.Dimension ;
41 import java.awt.Graphics ;
42 import java.awt.Graphics2D ;
43 import java.awt.Image ;
44 import java.awt.Point ;
45 import java.awt.Rectangle ;
46 import java.awt.Toolkit ;
47 import java.awt.event.MouseEvent ;
48 import java.awt.event.MouseListener ;
49 import java.awt.event.MouseMotionListener ;
50 import java.io.File ;
51 import java.io.InputStream ;
52 import java.lang.reflect.Method ;
53 import java.text.DecimalFormat ;
54 import java.text.MessageFormat ;
55 import java.text.ParseException ;
56 import java.util.ArrayList ;
57 import java.util.Arrays ;
58 import java.util.Collection ;
59 import java.util.HashMap ;
60 import java.util.Iterator ;
61 import java.util.List ;
62 import java.util.Locale ;
63 import java.util.Map ;
64 import java.util.ResourceBundle ;
65
66 import javax.swing.DefaultComboBoxModel ;
67 import javax.swing.ImageIcon ;
68 import javax.swing.JFileChooser ;
69 import javax.swing.JLabel ;
70 import javax.swing.JOptionPane ;
71 import javax.swing.JPanel ;
72 import javax.swing.JViewport ;
73 import javax.swing.filechooser.FileFilter ;
74
75 import net.sf.jasperreports.engine.JRException;
76 import net.sf.jasperreports.engine.JRExporterParameter;
77 import net.sf.jasperreports.engine.JRHyperlink;
78 import net.sf.jasperreports.engine.JRImageMapRenderer;
79 import net.sf.jasperreports.engine.JRPrintAnchorIndex;
80 import net.sf.jasperreports.engine.JRPrintElement;
81 import net.sf.jasperreports.engine.JRPrintHyperlink;
82 import net.sf.jasperreports.engine.JRPrintImage;
83 import net.sf.jasperreports.engine.JRPrintImageAreaHyperlink;
84 import net.sf.jasperreports.engine.JRPrintPage;
85 import net.sf.jasperreports.engine.JRRenderable;
86 import net.sf.jasperreports.engine.JRRuntimeException;
87 import net.sf.jasperreports.engine.JasperPrint;
88 import net.sf.jasperreports.engine.JasperPrintManager;
89 import net.sf.jasperreports.engine.export.JRGraphics2DExporter;
90 import net.sf.jasperreports.engine.export.JRGraphics2DExporterParameter;
91 import net.sf.jasperreports.engine.print.JRPrinterAWT;
92 import net.sf.jasperreports.engine.util.JRClassLoader;
93 import net.sf.jasperreports.engine.util.JRLoader;
94 import net.sf.jasperreports.engine.util.JRProperties;
95 import net.sf.jasperreports.engine.xml.JRPrintXmlLoader;
96 import net.sf.jasperreports.view.save.JRPrintSaveContributor;
97
98
99
103 public class JRViewer extends javax.swing.JPanel implements JRHyperlinkListener
104 {
105
106
117 public static final String VIEWER_RENDER_BUFFER_MAX_SIZE = JRProperties.PROPERTY_PREFIX + "viewer.render.buffer.max.size";
118
119
122 private static final int TYPE_FILE_NAME = 1;
123 private static final int TYPE_INPUT_STREAM = 2;
124 private static final int TYPE_JASPER_PRINT = 3;
125
126
129 public static final int REPORT_RESOLUTION = 72;
130
131 protected float MIN_ZOOM = 0.5f;
132 protected float MAX_ZOOM = 10f;
133 protected int zooms[] = {50, 75, 100, 125, 150, 175, 200, 250, 400, 800};
134 protected int defaultZoomIndex = 2;
135
136 private int type = TYPE_FILE_NAME;
137 private boolean isXML = false;
138 private String reportFileName = null;
139 JasperPrint jasperPrint = null;
140 private int pageIndex = 0;
141 private float zoom = 0f;
142
143 private JRGraphics2DExporter exporter = null;
144
145
148 private int screenResolution = REPORT_RESOLUTION;
149
150
153 protected float realZoom = 0f;
154
155 private DecimalFormat zoomDecimalFormat = new DecimalFormat ("#.##");
156 private ResourceBundle resourceBundle = null;
157
158 private int downX = 0;
159 private int downY = 0;
160
161 private java.util.List hyperlinkListeners = new ArrayList ();
162 private Map linksMap = new HashMap ();
163 private MouseListener mouseListener =
164 new java.awt.event.MouseAdapter ()
165 {
166 public void mouseClicked(java.awt.event.MouseEvent evt)
167 {
168 hyperlinkClicked(evt);
169 }
170 };
171
172 private java.util.List saveContributors = new ArrayList ();
173
174
175
176 public JRViewer(String fileName, boolean isXML) throws JRException
177 {
178 this(fileName, isXML, null);
179 }
180
181
182
183 public JRViewer(InputStream is, boolean isXML) throws JRException
184 {
185 this(is, isXML, null);
186 }
187
188
189
190 public JRViewer(JasperPrint jrPrint)
191 {
192 this(jrPrint, null);
193 }
194
195
196
197 public JRViewer(String fileName, boolean isXML, Locale locale) throws JRException
198 {
199 this(fileName, isXML, locale, null);
200 }
201
202
203
204 public JRViewer(InputStream is, boolean isXML, Locale locale) throws JRException
205 {
206 this(is, isXML, locale, null);
207 }
208
209
210
211 public JRViewer(JasperPrint jrPrint, Locale locale)
212 {
213 this(jrPrint, locale, null);
214 }
215
216
217
218 public JRViewer(String fileName, boolean isXML, Locale locale, ResourceBundle resBundle) throws JRException
219 {
220 initResources(locale, resBundle);
221
222 setScreenDetails();
223
224 setZooms();
225
226 initComponents();
227
228 loadReport(fileName, isXML);
229
230 cmbZoom.setSelectedIndex(defaultZoomIndex);
231
232 initSaveContributors();
233
234 addHyperlinkListener(this);
235 }
236
237
238
239 public JRViewer(InputStream is, boolean isXML, Locale locale, ResourceBundle resBundle) throws JRException
240 {
241 initResources(locale, resBundle);
242
243 setScreenDetails();
244
245 setZooms();
246
247 initComponents();
248
249 loadReport(is, isXML);
250
251 cmbZoom.setSelectedIndex(defaultZoomIndex);
252
253 initSaveContributors();
254
255 addHyperlinkListener(this);
256 }
257
258
259
260 public JRViewer(JasperPrint jrPrint, Locale locale, ResourceBundle resBundle)
261 {
262 initResources(locale, resBundle);
263
264 setScreenDetails();
265
266 setZooms();
267
268 initComponents();
269
270 loadReport(jrPrint);
271
272 cmbZoom.setSelectedIndex(defaultZoomIndex);
273
274 initSaveContributors();
275
276 addHyperlinkListener(this);
277 }
278
279
280 private void setScreenDetails()
281 {
282 screenResolution = Toolkit.getDefaultToolkit().getScreenResolution();
283 }
284
285
286
289 public void clear()
290 {
291 emptyContainer(this);
292 jasperPrint = null;
293 }
294
295
296
299 protected void setZooms()
300 {
301 }
302
303
304
307 public void addSaveContributor(JRSaveContributor contributor)
308 {
309 saveContributors.add(contributor);
310 }
311
312
313
316 public void removeSaveContributor(JRSaveContributor contributor)
317 {
318 saveContributors.remove(contributor);
319 }
320
321
322
325 public JRSaveContributor[] getSaveContributors()
326 {
327 return (JRSaveContributor[])saveContributors.toArray(new JRSaveContributor[saveContributors.size()]);
328 }
329
330
331
334 public void addHyperlinkListener(JRHyperlinkListener listener)
335 {
336 hyperlinkListeners.add(listener);
337 }
338
339
340
343 public void removeHyperlinkListener(JRHyperlinkListener listener)
344 {
345 hyperlinkListeners.remove(listener);
346 }
347
348
349
352 public JRHyperlinkListener[] getHyperlinkListeners()
353 {
354 return (JRHyperlinkListener[])hyperlinkListeners.toArray(new JRHyperlinkListener[hyperlinkListeners.size()]);
355 }
356
357
358
361 protected void initResources(Locale locale, ResourceBundle resBundle)
362 {
363 if (locale != null)
364 setLocale(locale);
365 else
366 setLocale(Locale.getDefault());
367
368 if (resBundle == null)
369 {
370 this.resourceBundle = ResourceBundle.getBundle("net/sf/jasperreports/view/viewer", getLocale());
371 }
372 else
373 {
374 this.resourceBundle = resBundle;
375 }
376 }
377
378
379
382 protected String getBundleString(String key)
383 {
384 return resourceBundle.getString(key);
385 }
386
387
388
391 protected void initSaveContributors()
392 {
393 final String [] DEFAULT_CONTRIBUTORS =
394 {
395 "net.sf.jasperreports.view.save.JRPrintSaveContributor",
396 "net.sf.jasperreports.view.save.JRPdfSaveContributor",
397 "net.sf.jasperreports.view.save.JRRtfSaveContributor",
398 "net.sf.jasperreports.view.save.JRHtmlSaveContributor",
399 "net.sf.jasperreports.view.save.JRSingleSheetXlsSaveContributor",
400 "net.sf.jasperreports.view.save.JRMultipleSheetsXlsSaveContributor",
401 "net.sf.jasperreports.view.save.JRCsvSaveContributor",
402 "net.sf.jasperreports.view.save.JRXmlSaveContributor",
403 "net.sf.jasperreports.view.save.JREmbeddedImagesXmlSaveContributor"
404 };
405
406 for(int i = 0; i < DEFAULT_CONTRIBUTORS.length; i++)
407 {
408 try
409 {
410 Class saveContribClass = JRClassLoader.loadClassForName(DEFAULT_CONTRIBUTORS[i]);
411 Method method = saveContribClass.getMethod("getInstance", (Class [])null);
412 JRSaveContributor saveContrib = (JRSaveContributor)method.invoke(null, (Object [])null);
413 saveContributors.add(saveContrib);
414 }
415 catch (Exception e)
416 {
417 }
418 }
419 }
420
421
422
425 public void gotoHyperlink(JRPrintHyperlink hyperlink)
426 {
427 switch(hyperlink.getHyperlinkType())
428 {
429 case JRHyperlink.HYPERLINK_TYPE_REFERENCE :
430 {
431 if (isOnlyHyperlinkListener())
432 {
433 System.out.println("Hyperlink reference : " + hyperlink.getHyperlinkReference());
434 System.out.println("Implement your own JRHyperlinkListener to manage this type of event.");
435 }
436 break;
437 }
438 case JRHyperlink.HYPERLINK_TYPE_LOCAL_ANCHOR :
439 {
440 if (hyperlink.getHyperlinkAnchor() != null)
441 {
442 Map anchorIndexes = jasperPrint.getAnchorIndexes();
443 JRPrintAnchorIndex anchorIndex = (JRPrintAnchorIndex)anchorIndexes.get(hyperlink.getHyperlinkAnchor());
444 if (anchorIndex.getPageIndex() != pageIndex)
445 {
446 setPageIndex(anchorIndex.getPageIndex());
447 refreshPage();
448 }
449 Container container = pnlInScroll.getParent();
450 if (container instanceof JViewport )
451 {
452 JViewport viewport = (JViewport ) container;
453
454 int newX = (int)(anchorIndex.getElementAbsoluteX() * realZoom);
455 int newY = (int)(anchorIndex.getElementAbsoluteY() * realZoom);
456
457 int maxX = pnlInScroll.getWidth() - viewport.getWidth();
458 int maxY = pnlInScroll.getHeight() - viewport.getHeight();
459
460 if (newX < 0)
461 {
462 newX = 0;
463 }
464 if (newX > maxX)
465 {
466 newX = maxX;
467 }
468 if (newY < 0)
469 {
470 newY = 0;
471 }
472 if (newY > maxY)
473 {
474 newY = maxY;
475 }
476
477 viewport.setViewPosition(new Point (newX, newY));
478 }
479 }
480
481 break;
482 }
483 case JRHyperlink.HYPERLINK_TYPE_LOCAL_PAGE :
484 {
485 int page = pageIndex + 1;
486 if (hyperlink.getHyperlinkPage() != null)
487 {
488 page = hyperlink.getHyperlinkPage().intValue();
489 }
490
491 if (page >= 1 && page <= jasperPrint.getPages().size() && page != pageIndex + 1)
492 {
493 setPageIndex(page - 1);
494 refreshPage();
495 Container container = pnlInScroll.getParent();
496 if (container instanceof JViewport )
497 {
498 JViewport viewport = (JViewport ) container;
499 viewport.setViewPosition(new Point (0, 0));
500 }
501 }
502
503 break;
504 }
505 case JRHyperlink.HYPERLINK_TYPE_REMOTE_ANCHOR :
506 {
507 if (isOnlyHyperlinkListener())
508 {
509 System.out.println("Hyperlink reference : " + hyperlink.getHyperlinkReference());
510 System.out.println("Hyperlink anchor : " + hyperlink.getHyperlinkAnchor());
511 System.out.println("Implement your own JRHyperlinkListener to manage this type of event.");
512 }
513 break;
514 }
515 case JRHyperlink.HYPERLINK_TYPE_REMOTE_PAGE :
516 {
517 if (isOnlyHyperlinkListener())
518 {
519 System.out.println("Hyperlink reference : " + hyperlink.getHyperlinkReference());
520 System.out.println("Hyperlink page : " + hyperlink.getHyperlinkPage());
521 System.out.println("Implement your own JRHyperlinkListener to manage this type of event.");
522 }
523 break;
524 }
525 case JRHyperlink.HYPERLINK_TYPE_CUSTOM:
526 {
527 if (isOnlyHyperlinkListener())
528 {
529 System.out.println("Hyperlink of type " + hyperlink.getLinkType());
530 System.out.println("Implement your own JRHyperlinkListener to manage this type of event.");
531 }
532 break;
533 }
534 case JRHyperlink.HYPERLINK_TYPE_NONE :
535 default :
536 {
537 break;
538 }
539 }
540 }
541
542
543 protected boolean isOnlyHyperlinkListener()
544 {
545 int listenerCount;
546 if (hyperlinkListeners == null)
547 {
548 listenerCount = 0;
549 }
550 else
551 {
552 listenerCount = hyperlinkListeners.size();
553 if (hyperlinkListeners.contains(this))
554 {
555 --listenerCount;
556 }
557 }
558 return listenerCount == 0;
559 }
560
561
562
567 private void initComponents() {
569 java.awt.GridBagConstraints gridBagConstraints;
570
571 tlbToolBar = new javax.swing.JPanel ();
572 btnSave = new javax.swing.JButton ();
573 btnPrint = new javax.swing.JButton ();
574 btnReload = new javax.swing.JButton ();
575 pnlSep01 = new javax.swing.JPanel ();
576 btnFirst = new javax.swing.JButton ();
577 btnPrevious = new javax.swing.JButton ();
578 btnNext = new javax.swing.JButton ();
579 btnLast = new javax.swing.JButton ();
580 txtGoTo = new javax.swing.JTextField ();
581 pnlSep02 = new javax.swing.JPanel ();
582 btnActualSize = new javax.swing.JToggleButton ();
583 btnFitPage = new javax.swing.JToggleButton ();
584 btnFitWidth = new javax.swing.JToggleButton ();
585 pnlSep03 = new javax.swing.JPanel ();
586 btnZoomIn = new javax.swing.JButton ();
587 btnZoomOut = new javax.swing.JButton ();
588 cmbZoom = new javax.swing.JComboBox ();
589 DefaultComboBoxModel model = new DefaultComboBoxModel ();
590 for(int i = 0; i < zooms.length; i++)
591 {
592 model.addElement("" + zooms[i] + "%");
593 }
594 cmbZoom.setModel(model);
595
596 pnlMain = new javax.swing.JPanel ();
597 scrollPane = new javax.swing.JScrollPane ();
598 scrollPane.getHorizontalScrollBar().setUnitIncrement(5);
599 scrollPane.getVerticalScrollBar().setUnitIncrement(5);
600
601 pnlInScroll = new javax.swing.JPanel ();
602 pnlPage = new javax.swing.JPanel ();
603 jPanel4 = new javax.swing.JPanel ();
604 pnlLinks = new javax.swing.JPanel ();
605 jPanel5 = new javax.swing.JPanel ();
606 jPanel6 = new javax.swing.JPanel ();
607 jPanel7 = new javax.swing.JPanel ();
608 jPanel8 = new javax.swing.JPanel ();
609 jLabel1 = new javax.swing.JLabel ();
610 jPanel9 = new javax.swing.JPanel ();
611 lblPage = new PageRenderer(this);
612 pnlStatus = new javax.swing.JPanel ();
613 lblStatus = new javax.swing.JLabel ();
614
615 setLayout(new java.awt.BorderLayout ());
616
617 setMinimumSize(new java.awt.Dimension (450, 150));
618 setPreferredSize(new java.awt.Dimension (450, 150));
619 tlbToolBar.setLayout(new java.awt.FlowLayout (java.awt.FlowLayout.LEFT, 0, 2));
620
621 btnSave.setIcon(new javax.swing.ImageIcon (getClass().getResource("/net/sf/jasperreports/view/images/save.GIF")));
622 btnSave.setToolTipText(getBundleString("save"));
623 btnSave.setMargin(new java.awt.Insets (2, 2, 2, 2));
624 btnSave.setMaximumSize(new java.awt.Dimension (23, 23));
625 btnSave.setMinimumSize(new java.awt.Dimension (23, 23));
626 btnSave.setPreferredSize(new java.awt.Dimension (23, 23));
627 btnSave.addActionListener(new java.awt.event.ActionListener () {
628 public void actionPerformed(java.awt.event.ActionEvent evt) {
629 btnSaveActionPerformed(evt);
630 }
631 });
632
633 tlbToolBar.add(btnSave);
634
635 btnPrint.setIcon(new javax.swing.ImageIcon (getClass().getResource("/net/sf/jasperreports/view/images/print.GIF")));
636 btnPrint.setToolTipText(getBundleString("print"));
637 btnPrint.setMargin(new java.awt.Insets (2, 2, 2, 2));
638 btnPrint.setMaximumSize(new java.awt.Dimension (23, 23));
639 btnPrint.setMinimumSize(new java.awt.Dimension (23, 23));
640 btnPrint.setPreferredSize(new java.awt.Dimension (23, 23));
641 btnPrint.addActionListener(new java.awt.event.ActionListener () {
642 public void actionPerformed(java.awt.event.ActionEvent evt) {
643 btnPrintActionPerformed(evt);
644 }
645 });
646
647 tlbToolBar.add(btnPrint);
648
649 btnReload.setIcon(new javax.swing.ImageIcon (getClass().getResource("/net/sf/jasperreports/view/images/reload.GIF")));
650 btnReload.setToolTipText(getBundleString("reload"));
651 btnReload.setMargin(new java.awt.Insets (2, 2, 2, 2));
652 btnReload.setMaximumSize(new java.awt.Dimension (23, 23));
653 btnReload.setMinimumSize(new java.awt.Dimension (23, 23));
654 btnReload.setPreferredSize(new java.awt.Dimension (23, 23));
655 btnReload.addActionListener(new java.awt.event.ActionListener () {
656 public void actionPerformed(java.awt.event.ActionEvent evt) {
657 btnReloadActionPerformed(evt);
658 }
659 });
660
661 tlbToolBar.add(btnReload);
662
663 pnlSep01.setMaximumSize(new java.awt.Dimension (10, 10));
664 tlbToolBar.add(pnlSep01);
665
666 btnFirst.setIcon(new javax.swing.ImageIcon (getClass().getResource("/net/sf/jasperreports/view/images/first.GIF")));
667 btnFirst.setToolTipText(getBundleString("first.page"));
668 btnFirst.setMargin(new java.awt.Insets (2, 2, 2, 2));
669 btnFirst.setMaximumSize(new java.awt.Dimension (23, 23));
670 btnFirst.setMinimumSize(new java.awt.Dimension (23, 23));
671 btnFirst.setPreferredSize(new java.awt.Dimension (23, 23));
672 btnFirst.addActionListener(new java.awt.event.ActionListener () {
673 public void actionPerformed(java.awt.event.ActionEvent evt) {
674 btnFirstActionPerformed(evt);
675 }
676 });
677
678 tlbToolBar.add(btnFirst);
679
680 btnPrevious.setIcon(new javax.swing.ImageIcon (getClass().getResource("/net/sf/jasperreports/view/images/previous.GIF")));
681 btnPrevious.setToolTipText(getBundleString("previous.page"));
682 btnPrevious.setMargin(new java.awt.Insets (2, 2, 2, 2));
683 btnPrevious.setMaximumSize(new java.awt.Dimension (23, 23));
684 btnPrevious.setMinimumSize(new java.awt.Dimension (23, 23));
685 btnPrevious.setPreferredSize(new java.awt.Dimension (23, 23));
686 btnPrevious.addActionListener(new java.awt.event.ActionListener () {
687 public void actionPerformed(java.awt.event.ActionEvent evt) {
688 btnPreviousActionPerformed(evt);
689 }
690 });
691
692 tlbToolBar.add(btnPrevious);
693
694 btnNext.setIcon(new javax.swing.ImageIcon (getClass().getResource("/net/sf/jasperreports/view/images/next.GIF")));
695 btnNext.setToolTipText(getBundleString("next.page"));
696 btnNext.setMargin(new java.awt.Insets (2, 2, 2, 2));
697 btnNext.setMaximumSize(new java.awt.Dimension (23, 23));
698 btnNext.setMinimumSize(new java.awt.Dimension (23, 23));
699 btnNext.setPreferredSize(new java.awt.Dimension (23, 23));
700 btnNext.addActionListener(new java.awt.event.ActionListener () {
701 public void actionPerformed(java.awt.event.ActionEvent evt) {
702 btnNextActionPerformed(evt);
703 }
704 });
705
706 tlbToolBar.add(btnNext);
707
708 btnLast.setIcon(new javax.swing.ImageIcon (getClass().getResource("/net/sf/jasperreports/view/images/last.GIF")));
709 btnLast.setToolTipText(getBundleString("last.page"));
710 btnLast.setMargin(new java.awt.Insets (2, 2, 2, 2));
711 btnLast.setMaximumSize(new java.awt.Dimension (23, 23));
712 btnLast.setMinimumSize(new java.awt.Dimension (23, 23));
713 btnLast.setPreferredSize(new java.awt.Dimension (23, 23));
714 btnLast.addActionListener(new java.awt.event.ActionListener () {
715 public void actionPerformed(java.awt.event.ActionEvent evt) {
716 btnLastActionPerformed(evt);
717 }
718 });
719
720 tlbToolBar.add(btnLast);
721
722 txtGoTo.setToolTipText(getBundleString("go.to.page"));
723 txtGoTo.setMaximumSize(new java.awt.Dimension (40, 23));
724 txtGoTo.setMinimumSize(new java.awt.Dimension (40, 23));
725 txtGoTo.setPreferredSize(new java.awt.Dimension (40, 23));
726 txtGoTo.addActionListener(new java.awt.event.ActionListener () {
727 public void actionPerformed(java.awt.event.ActionEvent evt) {
728 txtGoToActionPerformed(evt);
729 }
730 });
731
732 tlbToolBar.add(txtGoTo);
733
734 pnlSep02.setMaximumSize(new java.awt.Dimension (10, 10));
735 tlbToolBar.add(pnlSep02);
736
737 btnActualSize.setIcon(new javax.swing.ImageIcon (getClass().getResource("/net/sf/jasperreports/view/images/actualsize.GIF")));
738 btnActualSize.setToolTipText(getBundleString("actual.size"));
739 btnActualSize.setMargin(new java.awt.Insets (2, 2, 2, 2));
740 btnActualSize.setMaximumSize(new java.awt.Dimension (23, 23));
741 btnActualSize.setMinimumSize(new java.awt.Dimension (23, 23));
742 btnActualSize.setPreferredSize(new java.awt.Dimension (23, 23));
743 btnActualSize.addActionListener(new java.awt.event.ActionListener () {
744 public void actionPerformed(java.awt.event.ActionEvent evt) {
745 btnActualSizeActionPerformed(evt);
746 }
747 });
748
749 tlbToolBar.add(btnActualSize);
750
751 btnFitPage.setIcon(new javax.swing.ImageIcon (getClass().getResource("/net/sf/jasperreports/view/images/fitpage.GIF")));
752 btnFitPage.setToolTipText(getBundleString("fit.page"));
753 btnFitPage.setMargin(new java.awt.Insets (2, 2, 2, 2));
754 btnFitPage.setMaximumSize(new java.awt.Dimension (23, 23));
755 btnFitPage.setMinimumSize(new java.awt.Dimension (23, 23));
756 btnFitPage.setPreferredSize(new java.awt.Dimension (23, 23));
757 btnFitPage.addActionListener(new java.awt.event.ActionListener () {
758 public void actionPerformed(java.awt.event.ActionEvent evt) {
759 btnFitPageActionPerformed(evt);
760 }
761 });
762
763 tlbToolBar.add(btnFitPage);
764
765 btnFitWidth.setIcon(new javax.swing.ImageIcon (getClass().getResource("/net/sf/jasperreports/view/images/fitwidth.GIF")));
766 btnFitWidth.setToolTipText(getBundleString("fit.width"));
767 btnFitWidth.setMargin(new java.awt.Insets (2, 2, 2, 2));
768 btnFitWidth.setMaximumSize(new java.awt.Dimension (23, 23));
769 btnFitWidth.setMinimumSize(new java.awt.Dimension (23, 23));
770 btnFitWidth.setPreferredSize(new java.awt.Dimension (23, 23));
771 btnFitWidth.addActionListener(new java.awt.event.ActionListener () {
772 public void actionPerformed(java.awt.event.ActionEvent evt) {
773 btnFitWidthActionPerformed(evt);
774 }
775 });
776
777 tlbToolBar.add(btnFitWidth);
778
779 pnlSep03.setMaximumSize(new java.awt.Dimension (10, 10));
780 tlbToolBar.add(pnlSep03);
781
782 btnZoomIn.setIcon(new javax.swing.ImageIcon (getClass().getResource("/net/sf/jasperreports/view/images/zoomin.GIF")));
783 btnZoomIn.setToolTipText(getBundleString("zoom.in"));
784 btnZoomIn.setMargin(new java.awt.Insets (2, 2, 2, 2));
785 btnZoomIn.setMaximumSize(new java.awt.Dimension (23, 23));
786 btnZoomIn.setMinimumSize(new java.awt.Dimension (23, 23));
787 btnZoomIn.setPreferredSize(new java.awt.Dimension (23, 23));
788 btnZoomIn.addActionListener(new java.awt.event.ActionListener () {
789 public void actionPerformed(java.awt.event.ActionEvent evt) {
790 btnZoomInActionPerformed(evt);
791 }
792 });
793
794 tlbToolBar.add(btnZoomIn);
795
796 btnZoomOut.setIcon(new javax.swing.ImageIcon (getClass().getResource("/net/sf/jasperreports/view/images/zoomout.GIF")));
797 btnZoomOut.setToolTipText(getBundleString("zoom.out"));
798 btnZoomOut.setMargin(new java.awt.Insets (2, 2, 2, 2));
799 btnZoomOut.setMaximumSize(new java.awt.Dimension (23, 23));
800 btnZoomOut.setMinimumSize(new java.awt.Dimension (23, 23));
801 btnZoomOut.setPreferredSize(new java.awt.Dimension (23, 23));
802 btnZoomOut.addActionListener(new java.awt.event.ActionListener () {
803 public void actionPerformed(java.awt.event.ActionEvent evt) {
804 btnZoomOutActionPerformed(evt);
805 }
806 });
807
808 tlbToolBar.add(btnZoomOut);
809
810 cmbZoom.setEditable(true);
811 cmbZoom.setToolTipText(getBundleString("zoom.ratio"));
812 cmbZoom.setMaximumSize(new java.awt.Dimension (80, 23));
813 cmbZoom.setMinimumSize(new java.awt.Dimension (80, 23));
814 cmbZoom.setPreferredSize(new java.awt.Dimension (80, 23));
815 cmbZoom.addActionListener(new java.awt.event.ActionListener () {
816 public void actionPerformed(java.awt.event.ActionEvent evt) {
817 cmbZoomActionPerformed(evt);
818 }
819 });
820 cmbZoom.addItemListener(new java.awt.event.ItemListener () {
821 public void itemStateChanged(java.awt.event.ItemEvent evt) {
822 cmbZoomItemStateChanged(evt);
823 }
824 });
825
826 tlbToolBar.add(cmbZoom);
827
828 add(tlbToolBar, java.awt.BorderLayout.NORTH);
829
830 pnlMain.setLayout(new java.awt.BorderLayout ());
831
832 pnlMain.addComponentListener(new java.awt.event.ComponentAdapter () {
833 public void componentResized(java.awt.event.ComponentEvent evt) {
834 pnlMainComponentResized(evt);
835 }
836 });
837
838 scrollPane.setHorizontalScrollBarPolicy(javax.swing.JScrollPane.HORIZONTAL_SCROLLBAR_ALWAYS);
839 scrollPane.setVerticalScrollBarPolicy(javax.swing.JScrollPane.VERTICAL_SCROLLBAR_ALWAYS);
840 pnlInScroll.setLayout(new java.awt.GridBagLayout ());
841
842 pnlPage.setLayout(new java.awt.BorderLayout ());
843
844 pnlPage.setMinimumSize(new java.awt.Dimension (100, 100));
845 pnlPage.setPreferredSize(new java.awt.Dimension (100, 100));
846 jPanel4.setLayout(new java.awt.GridBagLayout ());
847
848 jPanel4.setMinimumSize(new java.awt.Dimension (100, 120));
849 jPanel4.setPreferredSize(new java.awt.Dimension (100, 120));
850 pnlLinks.setLayout(null);
851
852 pnlLinks.setMinimumSize(new java.awt.Dimension (5, 5));
853 pnlLinks.setPreferredSize(new java.awt.Dimension (5, 5));
854 pnlLinks.setOpaque(false);
855 pnlLinks.addMouseListener(new java.awt.event.MouseAdapter () {
856 public void mousePressed(java.awt.event.MouseEvent evt) {
857 pnlLinksMousePressed(evt);
858 }
859 public void mouseReleased(java.awt.event.MouseEvent evt) {
860 pnlLinksMouseReleased(evt);
861 }
862 });
863 pnlLinks.addMouseMotionListener(new java.awt.event.MouseMotionAdapter () {
864 public void mouseDragged(java.awt.event.MouseEvent evt) {
865 pnlLinksMouseDragged(evt);
866 }
867 });
868
869 gridBagConstraints = new java.awt.GridBagConstraints ();
870 gridBagConstraints.gridx = 0;
871 gridBagConstraints.gridy = 0;
872 gridBagConstraints.gridwidth = 2;
873 gridBagConstraints.gridheight = 2;
874 gridBagConstraints.fill = java.awt.GridBagConstraints.BOTH;
875 jPanel4.add(pnlLinks, gridBagConstraints);
876
877 jPanel5.setBackground(java.awt.Color.gray);
878 jPanel5.setMinimumSize(new java.awt.Dimension (5, 5));
879 jPanel5.setPreferredSize(new java.awt.Dimension (5, 5));
880 gridBagConstraints = new java.awt.GridBagConstraints ();
881 gridBagConstraints.gridx = 2;
882 gridBagConstraints.gridy = 1;
883 gridBagConstraints.fill = java.awt.GridBagConstraints.VERTICAL;
884 jPanel4.add(jPanel5, gridBagConstraints);
885
886 jPanel6.setMinimumSize(new java.awt.Dimension (5, 5));
887 jPanel6.setPreferredSize(new java.awt.Dimension (5, 5));
888 gridBagConstraints = new java.awt.GridBagConstraints ();
889 gridBagConstraints.gridx = 0;
890 gridBagConstraints.gridy = 2;
891 jPanel4.add(jPanel6, gridBagConstraints);
892
893 jPanel7.setBackground(java.awt.Color.gray);
894 jPanel7.setMinimumSize(new java.awt.Dimension (5, 5));
895 jPanel7.setPreferredSize(new java.awt.Dimension (5, 5));
896 gridBagConstraints = new java.awt.GridBagConstraints ();
897 gridBagConstraints.gridx = 1;
898 gridBagConstraints.gridy = 2;
899 gridBagConstraints.fill = java.awt.GridBagConstraints.HORIZONTAL;
900 jPanel4.add(jPanel7, gridBagConstraints);
901
902 jPanel8.setBackground(java.awt.Color.gray);
903 jPanel8.setMinimumSize(new java.awt.Dimension (5, 5));
904 jPanel8.setPreferredSize(new java.awt.Dimension (5, 5));
905 jLabel1.setText("jLabel1");
906 jPanel8.add(jLabel1);
907
908 gridBagConstraints = new java.awt.GridBagConstraints ();
909 gridBagConstraints.gridx = 2;
910 gridBagConstraints.gridy = 2;
911 jPanel4.add(jPanel8, gridBagConstraints);
912
913 jPanel9.setMinimumSize(new java.awt.Dimension (5, 5));
914 jPanel9.setPreferredSize(new java.awt.Dimension (5, 5));
915 gridBagConstraints = new java.awt.GridBagConstraints ();
916 gridBagConstraints.gridx = 2;
917 gridBagConstraints.gridy = 0;
918 jPanel4.add(jPanel9, gridBagConstraints);
919
920 lblPage.setBackground(java.awt.Color.white);
921 lblPage.setBorder(new javax.swing.border.LineBorder (new java.awt.Color (0, 0, 0)));
922 lblPage.setOpaque(true);
923 gridBagConstraints = new java.awt.GridBagConstraints ();
924 gridBagConstraints.gridx = 0;
925 gridBagConstraints.gridy = 0;
926 gridBagConstraints.gridwidth = 2;
927 gridBagConstraints.gridheight = 2;
928 gridBagConstraints.fill = java.awt.GridBagConstraints.BOTH;
929 gridBagConstraints.weightx = 1.0;
930 gridBagConstraints.weighty = 1.0;
931 jPanel4.add(lblPage, gridBagConstraints);
932
933 pnlPage.add(jPanel4, java.awt.BorderLayout.CENTER);
934
935 gridBagConstraints = new java.awt.GridBagConstraints ();
936 gridBagConstraints.insets = new java.awt.Insets (5, 5, 5, 5);
937 pnlInScroll.add(pnlPage, gridBagConstraints);
938
939 scrollPane.setViewportView(pnlInScroll);
940
941 pnlMain.add(scrollPane, java.awt.BorderLayout.CENTER);
942
943 add(pnlMain, java.awt.BorderLayout.CENTER);
944
945 pnlStatus.setLayout(new java.awt.FlowLayout (java.awt.FlowLayout.CENTER, 0, 0));
946
947 lblStatus.setFont(new java.awt.Font ("Dialog", 1, 10));
948 lblStatus.setText("Page i of n");
949 pnlStatus.add(lblStatus);
950
951 add(pnlStatus, java.awt.BorderLayout.SOUTH);
952
953 }
954
956 void txtGoToActionPerformed(java.awt.event.ActionEvent evt) { try
958 {
959 int pageNumber = Integer.parseInt(txtGoTo.getText());
960 if (
961 pageNumber != pageIndex + 1
962 && pageNumber > 0
963 && pageNumber <= jasperPrint.getPages().size()
964 )
965 {
966 setPageIndex(pageNumber - 1);
967 refreshPage();
968 }
969 }
970 catch(NumberFormatException e)
971 {
972 }
973 }
975 void cmbZoomItemStateChanged(java.awt.event.ItemEvent evt) { btnActualSize.setSelected(false);
978 btnFitPage.setSelected(false);
979 btnFitWidth.setSelected(false);
980 }
982 void pnlMainComponentResized(java.awt.event.ComponentEvent evt) { if (btnFitPage.isSelected())
985 {
986 fitPage();
987 btnFitPage.setSelected(true);
988 }
989 else if (btnFitWidth.isSelected())
990 {
991 setRealZoomRatio(((float)pnlInScroll.getVisibleRect().getWidth() - 20f) / jasperPrint.getPageWidth());
992 btnFitWidth.setSelected(true);
993 }
994
995 }
997 void btnActualSizeActionPerformed(java.awt.event.ActionEvent evt) { if (btnActualSize.isSelected())
1000 {
1001 btnFitPage.setSelected(false);
1002 btnFitWidth.setSelected(false);
1003 cmbZoom.setSelectedIndex(-1);
1004 setZoomRatio(1);
1005 btnActualSize.setSelected(true);
1006 }
1007 }
1009 void btnFitWidthActionPerformed(java.awt.event.ActionEvent evt) { if (btnFitWidth.isSelected())
1012 {
1013 btnActualSize.setSelected(false);
1014 btnFitPage.setSelected(false);
1015 cmbZoom.setSelectedIndex(-1);
1016 setRealZoomRatio(((float)pnlInScroll.getVisibleRect().getWidth() - 20f) / jasperPrint.getPageWidth());
1017 btnFitWidth.setSelected(true);
1018 }
1019 }
1021 void btnFitPageActionPerformed(java.awt.event.ActionEvent evt) { if (btnFitPage.isSelected())
1024 {
1025 btnActualSize.setSelected(false);
1026 btnFitWidth.setSelected(false);
1027 cmbZoom.setSelectedIndex(-1);
1028 fitPage();
1029 btnFitPage.setSelected(true);
1030 }
1031 }
1033 void btnSaveActionPerformed(java.awt.event.ActionEvent evt) {
1036 JFileChooser fileChooser = new JFileChooser ();
1037
1038 for(int i = 0; i < saveContributors.size(); i++)
1039 {
1040 fileChooser.addChoosableFileFilter((JRSaveContributor)saveContributors.get(i));
1041 }
1042
1043 if (saveContributors.size() > 0)
1044 {
1045 fileChooser.setFileFilter((JRSaveContributor)saveContributors.get(0));
1046 }
1047
1048 int retValue = fileChooser.showSaveDialog(this);
1049 if (retValue == JFileChooser.APPROVE_OPTION)
1050 {
1051 FileFilter fileFilter = fileChooser.getFileFilter();
1052 File file = fileChooser.getSelectedFile();
1053
1054 JRSaveContributor contributor = null;
1055
1056 if (fileFilter instanceof JRSaveContributor)
1057 {
1058 contributor = (JRSaveContributor)fileFilter;
1059 }
1060 else
1061 {
1062 int i = 0;
1063 while(contributor == null && i < saveContributors.size())
1064 {
1065 contributor = (JRSaveContributor)saveContributors.get(i++);
1066 if (!contributor.accept(file))
1067 {
1068 contributor = null;
1069 }
1070 }
1071
1072 if (contributor == null)
1073 {
1074 contributor = new JRPrintSaveContributor();
1075 }
1076 }
1077
1078 try
1079 {
1080 contributor.save(jasperPrint, file);
1081 }
1082 catch (JRException e)
1083 {
1084 e.printStackTrace();
1085 JOptionPane.showMessageDialog(this, getBundleString("error.saving"));
1086 }
1087 }
1088 }
1090 void pnlLinksMouseDragged(java.awt.event.MouseEvent evt) {
1093 Container container = pnlInScroll.getParent();
1094 if (container instanceof JViewport )
1095 {
1096 JViewport viewport = (JViewport ) container;
1097 Point point = viewport.getViewPosition();
1098 int newX = point.x - (evt.getX() - downX);
1099 int newY = point.y - (evt.getY() - downY);
1100
1101 int maxX = pnlInScroll.getWidth() - viewport.getWidth();
1102 int maxY = pnlInScroll.getHeight() - viewport.getHeight();
1103
1104 if (newX < 0)
1105 {
1106 newX = 0;
1107 }
1108 if (newX > maxX)
1109 {
1110 newX = maxX;
1111 }
1112 if (newY < 0)
1113 {
1114 newY = 0;
1115 }
1116 if (newY > maxY)
1117 {
1118 newY = maxY;
1119 }
1120
1121 viewport.setViewPosition(new Point (newX, newY));
1122 }
1123 }
1125 void pnlLinksMouseReleased(java.awt.event.MouseEvent evt) { pnlLinks.setCursor(new Cursor (Cursor.DEFAULT_CURSOR));
1128 }
1130 void pnlLinksMousePressed(java.awt.event.MouseEvent evt) { pnlLinks.setCursor(new Cursor (Cursor.MOVE_CURSOR));
1133
1134 downX = evt.getX();
1135 downY = evt.getY();
1136 }
1138 void btnPrintActionPerformed(java.awt.event.ActionEvent evt) {
1142 Thread thread =
1143 new Thread (
1144 new Runnable ()
1145 {
1146 public void run()
1147 {
1148 try
1149 {
1150 JasperPrintManager.printReport(jasperPrint, true);
1151 }
1152 catch (Exception ex)
1153 {
1154 ex.printStackTrace();
1155 JOptionPane.showMessageDialog(JRViewer.this, getBundleString("error.printing"));
1156 }
1157 }
1158 }
1159 );
1160
1161 thread.start();
1162
1163 }
1165 void btnLastActionPerformed(java.awt.event.ActionEvent evt) { setPageIndex(jasperPrint.getPages().size() - 1);
1169 refreshPage();
1170 }
1172 void btnNextActionPerformed(java.awt.event.ActionEvent evt) { setPageIndex(pageIndex + 1);
1176 refreshPage();
1177 }
1179 void btnPreviousActionPerformed(java.awt.event.ActionEvent evt) { setPageIndex(pageIndex - 1);
1183 refreshPage();
1184 }
1186 void btnFirstActionPerformed(java.awt.event.ActionEvent evt) { setPageIndex(0);
1190 refreshPage();
1191 }
1193 void btnReloadActionPerformed(java.awt.event.ActionEvent evt) { if (type == TYPE_FILE_NAME)
1197 {
1198 try
1199 {
1200 loadReport(reportFileName, isXML);
1201 }
1202 catch (JRException e)
1203 {
1204 e.printStackTrace();
1205
1206 jasperPrint = null;
1207 setPageIndex(0);
1208 refreshPage();
1209
1210 JOptionPane.showMessageDialog(this, getBundleString("error.loading"));
1211 }
1212
1213 zoom = 0; realZoom = 0f;
1215 setZoomRatio(1);
1216 }
1217 }
1219 void btnZoomInActionPerformed(java.awt.event.ActionEvent evt) { btnActualSize.setSelected(false);
1223 btnFitPage.setSelected(false);
1224 btnFitWidth.setSelected(false);
1225
1226 int newZoomInt = (int)(100 * getZoomRatio());
1227 int index = Arrays.binarySearch(zooms, newZoomInt);
1228 if (index < 0)
1229 {
1230 setZoomRatio(zooms[- index - 1] / 100f);
1231 }
1232 else if (index < cmbZoom.getModel().getSize() - 1)
1233 {
1234 setZoomRatio(zooms[index + 1] / 100f);
1235 }
1236 }
1238 void btnZoomOutActionPerformed(java.awt.event.ActionEvent evt) { btnActualSize.setSelected(false);
1242 btnFitPage.setSelected(false);
1243 btnFitWidth.setSelected(false);
1244
1245 int newZoomInt = (int)(100 * getZoomRatio());
1246 int index = Arrays.binarySearch(zooms, newZoomInt);
1247 if (index > 0)
1248 {
1249 setZoomRatio(zooms[index - 1] / 100f);
1250 }
1251 else if (index < -1)
1252 {
1253 setZoomRatio(zooms[- index - 2] / 100f);
1254 }
1255 }
1257 void cmbZoomActionPerformed(java.awt.event.ActionEvent evt) { float newZoom = getZoomRatio();
1261
1262 if (newZoom < MIN_ZOOM)
1263 {
1264 newZoom = MIN_ZOOM;
1265 }
1266
1267 if (newZoom > MAX_ZOOM)
1268 {
1269 newZoom = MAX_ZOOM;
1270 }
1271
1272 setZoomRatio(newZoom);
1273 }
1275
1276
1278 void hyperlinkClicked(MouseEvent evt)
1279 {
1280 JPanel link = (JPanel )evt.getSource();
1281 JRPrintHyperlink element = (JRPrintHyperlink)linksMap.get(link);
1282 hyperlinkClicked(element);
1283 }
1284
1285
1286 protected void hyperlinkClicked(JRPrintHyperlink hyperlink)
1287 {
1288 try
1289 {
1290 JRHyperlinkListener listener = null;
1291 for(int i = 0; i < hyperlinkListeners.size(); i++)
1292 {
1293 listener = (JRHyperlinkListener)hyperlinkListeners.get(i);
1294 listener.gotoHyperlink(hyperlink);
1295 }
1296 }
1297 catch(JRException e)
1298 {
1299 e.printStackTrace();
1300 JOptionPane.showMessageDialog(this, getBundleString("error.hyperlink"));
1301 }
1302 }
1303
1304
1305
1307 private void setPageIndex(int index)
1308 {
1309 pageIndex = index;
1310 if (
1311 jasperPrint != null &&
1312 jasperPrint.getPages() != null &&
1313 jasperPrint.getPages().size() > 0
1314 )
1315 {
1316 btnFirst.setEnabled( (pageIndex > 0) );
1317 btnPrevious.setEnabled( (pageIndex > 0) );
1318 btnNext.setEnabled( (pageIndex < jasperPrint.getPages().size() - 1) );
1319 btnLast.setEnabled( (pageIndex < jasperPrint.getPages().size() - 1) );
1320 txtGoTo.setEnabled(btnFirst.isEnabled() || btnLast.isEnabled());
1321 txtGoTo.setText("" + (pageIndex + 1));
1322 lblStatus.setText(
1323 MessageFormat.format(
1324 getBundleString("page"),
1325 new Object []{new Integer (pageIndex + 1), new Integer (jasperPrint.getPages().size())}
1326 )
1327 );
1328 }
1329 else
1330 {
1331 btnFirst.setEnabled(false);
1332 btnPrevious.setEnabled(false);
1333 btnNext.setEnabled(false);
1334 btnLast.setEnabled(false);
1335 txtGoTo.setEnabled(false);
1336 txtGoTo.setText("");
1337 lblStatus.setText("");
1338 }
1339 }
1340
1341
1342
1344 protected void loadReport(String fileName, boolean isXmlReport) throws JRException
1345 {
1346 if (isXmlReport)
1347 {
1348 jasperPrint = JRPrintXmlLoader.load(fileName);
1349 }
1350 else
1351 {
1352 jasperPrint = (JasperPrint)JRLoader.loadObject(fileName);
1353 }
1354
1355 type = TYPE_FILE_NAME;
1356 this.isXML = isXmlReport;
1357 reportFileName = fileName;
1358 btnReload.setEnabled(true);
1359 setPageIndex(0);
1360 }
1361
1362
1363
1365 protected void loadReport(InputStream is, boolean isXmlReport) throws JRException
1366 {
1367 if (isXmlReport)
1368 {
1369 jasperPrint = JRPrintXmlLoader.load(is);
1370 }
1371 else
1372 {
1373 jasperPrint = (JasperPrint)JRLoader.loadObject(is);
1374 }
1375
1376 type = TYPE_INPUT_STREAM;
1377 this.isXML = isXmlReport;
1378 btnReload.setEnabled(false);
1379 setPageIndex(0);
1380 }
1381
1382
1383
1385 protected void loadReport(JasperPrint jrPrint)
1386 {
1387 jasperPrint = jrPrint;
1388 type = TYPE_JASPER_PRINT;
1389 isXML = false;
1390 btnReload.setEnabled(false);
1391 setPageIndex(0);
1392 }
1393
1394
1395
1397 protected void refreshPage()
1398 {
1399 if (
1400 jasperPrint == null ||
1401 jasperPrint.getPages() == null ||
1402 jasperPrint.getPages().size() == 0
1403 )
1404 {
1405 pnlPage.setVisible(false);
1406 btnSave.setEnabled(false);
1407 btnPrint.setEnabled(false);
1408 btnActualSize.setEnabled(false);
1409 btnFitPage.setEnabled(false);
1410 btnFitWidth.setEnabled(false);
1411 btnZoomIn.setEnabled(false);
1412 btnZoomOut.setEnabled(false);
1413 cmbZoom.setEnabled(false);
1414
1415 if (jasperPrint != null)
1416 {
1417 JOptionPane.showMessageDialog(this, getBundleString("no.pages"));
1418 }
1419
1420 return;
1421 }
1422
1423 pnlPage.setVisible(true);
1424 btnSave.setEnabled(true);
1425 btnPrint.setEnabled(true);
1426 btnActualSize.setEnabled(true);
1427 btnFitPage.setEnabled(true);
1428 btnFitWidth.setEnabled(true);
1429 btnZoomIn.setEnabled(zoom < MAX_ZOOM);
1430 btnZoomOut.setEnabled(zoom > MIN_ZOOM);
1431 cmbZoom.setEnabled(true);
1432
1433 Dimension dim = new Dimension (
1434 (int)(jasperPrint.getPageWidth() * realZoom) + 8, (int)(jasperPrint.getPageHeight() * realZoom) + 8
1436 );
1437 pnlPage.setMaximumSize(dim);
1438 pnlPage.setMinimumSize(dim);
1439 pnlPage.setPreferredSize(dim);
1440
1441 long maxImageSize = JRProperties.getLongProperty(VIEWER_RENDER_BUFFER_MAX_SIZE);
1442 boolean renderImage;
1443 if (maxImageSize <= 0)
1444 {
1445 renderImage = false;
1446 }
1447 else
1448 {
1449 long imageSize = JRPrinterAWT.getImageSize(jasperPrint, realZoom);
1450 renderImage = imageSize <= maxImageSize;
1451 }
1452
1453 lblPage.setRenderImage(renderImage);
1454
1455 if (renderImage)
1456 {
1457 Image image = null;
1458 ImageIcon imageIcon = null;
1459 try
1460 {
1461 image = JasperPrintManager.printPageToImage(jasperPrint, pageIndex, realZoom);
1462 imageIcon = new ImageIcon (image);
1463 }
1464 catch (Exception e)
1465 {
1466 e.printStackTrace();
1467 JOptionPane.showMessageDialog(this, java.util.ResourceBundle.getBundle("net/sf/jasperreports/view/viewer").getString("error.displaying"));
1468 }
1469
1470 lblPage.setIcon(imageIcon);
1471 }
1472
1473 pnlLinks.removeAll();
1474 linksMap = new HashMap ();
1475
1476 createHyperlinks();
1477
1478 if (!renderImage)
1479 {
1480 lblPage.setIcon(null);
1481
1482 pnlMain.validate();
1483 pnlMain.repaint();
1484 }
1485 }
1486
1487
1488 protected void createHyperlinks()
1489 {
1490 java.util.List pages = jasperPrint.getPages();
1491 JRPrintPage page = (JRPrintPage)pages.get(pageIndex);
1492 Collection elements = page.getElements();
1493 if(elements != null && elements.size() > 0)
1494 {
1495 for(Iterator it = elements.iterator(); it.hasNext();)
1496 {
1497 JRPrintElement element = (JRPrintElement)it.next();
1498
1499 JRImageMapRenderer imageMap = null;
1500 if (element instanceof JRPrintImage)
1501 {
1502 JRRenderable renderer = ((JRPrintImage) element).getRenderer();
1503 if (renderer instanceof JRImageMapRenderer)
1504 {
1505 imageMap = (JRImageMapRenderer) renderer;
1506 }
1507 }
1508 boolean hasImageMap = imageMap != null;
1509
1510 JRPrintHyperlink hyperlink = null;
1511 if (!hasImageMap && element instanceof JRPrintHyperlink)
1512 {
1513 hyperlink = (JRPrintHyperlink) element;
1514 }
1515 boolean hasHyperlink = hyperlink != null && hyperlink.getHyperlinkType() != JRHyperlink.HYPERLINK_TYPE_NONE;
1516
1517 if (hasHyperlink || hasImageMap)
1518 {
1519 JPanel link;
1520 if (hasHyperlink)
1521 {
1522 link = new JPanel ();
1523 link.addMouseListener(mouseListener);
1524 }
1525 else {
1527 Rectangle renderingArea = new Rectangle (0, 0, element.getWidth(), element.getHeight());
1528 link = new ImageMapPanel(renderingArea, imageMap);
1529 }
1530
1531 if (hasHyperlink)
1532 {
1533 link.setCursor(new Cursor (Cursor.HAND_CURSOR));
1534 }
1535
1536 link.setLocation(
1537 (int)(element.getX() * realZoom),
1538 (int)(element.getY() * realZoom)
1539 );
1540 link.setSize(
1541 (int)(element.getWidth() * realZoom),
1542 (int)(element.getHeight() * realZoom)
1543 );
1544 link.setOpaque(false);
1545
1546 String toolTip;
1547 if (hasHyperlink)
1548 {
1549 toolTip = getHyperlinkTooltip(hyperlink);
1550 }
1551 else {
1553 toolTip = ""; }
1555 link.setToolTipText(toolTip);
1556
1557 pnlLinks.add(link);
1558 linksMap.put(link, element);
1559 }
1560 }
1561 }
1562 }
1563
1564
1565 protected class ImageMapPanel extends JPanel implements MouseListener , MouseMotionListener
1566 {
1567 protected final List imageAreaHyperlinks;
1568
1569 public ImageMapPanel(Rectangle renderingArea, JRImageMapRenderer imageMap)
1570 {
1571 try
1572 {
1573 imageAreaHyperlinks = imageMap.getImageAreaHyperlinks(renderingArea);
1574 }
1575 catch (JRException e)
1576 {
1577 throw new JRRuntimeException(e);
1578 }
1579
1580 addMouseListener(this);
1581 addMouseMotionListener(this);
1582 }
1583
1584 public String getToolTipText(MouseEvent event)
1585 {
1586 String tooltip = null;
1587 JRPrintImageAreaHyperlink imageMapArea = getImageMapArea(event);
1588 if (imageMapArea != null)
1589 {
1590 tooltip = getHyperlinkTooltip(imageMapArea.getHyperlink());
1591 }
1592
1593 if (tooltip == null)
1594 {
1595 tooltip = super.getToolTipText(event);
1596 }
1597
1598 return tooltip;
1599 }
1600
1601 public void mouseDragged(MouseEvent e)
1602 {
1603 }
1604
1605 public void mouseMoved(MouseEvent e)
1606 {
1607 JRPrintImageAreaHyperlink imageArea = getImageMapArea(e);
1608 if (imageArea != null
1609 && imageArea.getHyperlink().getHyperlinkType() != JRHyperlink.HYPERLINK_TYPE_NONE)
1610 {
1611 e.getComponent().setCursor(Cursor.getPredefinedCursor(Cursor.HAND_CURSOR));
1612 }
1613 else
1614 {
1615 e.getComponent().setCursor(Cursor.getDefaultCursor());
1616 }
1617 }
1618
1619 protected JRPrintImageAreaHyperlink getImageMapArea(MouseEvent e)
1620 {
1621 return getImageMapArea((int) (e.getX() / realZoom), (int) (e.getY() / realZoom));
1622 }
1623
1624 protected JRPrintImageAreaHyperlink getImageMapArea(int x, int y)
1625 {
1626 JRPrintImageAreaHyperlink image = null;
1627 for (Iterator it = imageAreaHyperlinks.iterator(); image == null && it.hasNext();)
1628 {
1629 JRPrintImageAreaHyperlink area = (JRPrintImageAreaHyperlink) it.next();
1630 if (area.getArea().containsPoint(x, y))
1631 {
1632 image = area;
1633 }
1634 }
1635 return image;
1636 }
1637
1638 public void mouseClicked(MouseEvent e)
1639 {
1640 JRPrintImageAreaHyperlink imageMapArea = getImageMapArea(e);
1641 if (imageMapArea != null)
1642 {
1643 hyperlinkClicked(imageMapArea.getHyperlink());
1644 }
1645 }
1646
1647 public void mouseEntered(MouseEvent e)
1648 {
1649 }
1650
1651 public void mouseExited(MouseEvent e)
1652 {
1653 }
1654
1655 public void mousePressed(MouseEvent e)
1656 {
1657 }
1658
1659 public void mouseReleased(MouseEvent e)
1660 {
1661 }
1662 }
1663
1664
1665 protected String getHyperlinkTooltip(JRPrintHyperlink hyperlink)
1666 {
1667 String toolTip;
1668 toolTip = hyperlink.getHyperlinkTooltip();
1669 if (toolTip == null)
1670 {
1671 toolTip = getFallbackTooltip(hyperlink);
1672 }
1673 return toolTip;
1674 }
1675
1676
1677 protected String getFallbackTooltip(JRPrintHyperlink hyperlink)
1678 {
1679 String toolTip = null;
1680 switch(hyperlink.getHyperlinkType())
1681 {
1682 case JRHyperlink.HYPERLINK_TYPE_REFERENCE :
1683 {
1684 toolTip = hyperlink.getHyperlinkReference();
1685 break;
1686 }
1687 case JRHyperlink.HYPERLINK_TYPE_LOCAL_ANCHOR :
1688 {
1689 if (hyperlink.getHyperlinkAnchor() != null)
1690 {
1691 toolTip = "#" + hyperlink.getHyperlinkAnchor();
1692 }
1693 break;
1694 }
1695 case JRHyperlink.HYPERLINK_TYPE_LOCAL_PAGE :
1696 {
1697 if (hyperlink.getHyperlinkPage() != null)
1698 {
1699 toolTip = "#page " + hyperlink.getHyperlinkPage();
1700 }
1701 break;
1702 }
1703 case JRHyperlink.HYPERLINK_TYPE_REMOTE_ANCHOR :
1704 {
1705 toolTip = "";
1706 if (hyperlink.getHyperlinkReference() != null)
1707 {
1708 toolTip = toolTip + hyperlink.getHyperlinkReference();
1709 }
1710 if (hyperlink.getHyperlinkAnchor() != null)
1711 {
1712 toolTip = toolTip + "#" + hyperlink.getHyperlinkAnchor();
1713 }
1714 break;
1715 }
1716 case JRHyperlink.HYPERLINK_TYPE_REMOTE_PAGE :
1717 {
1718 toolTip = "";
1719 if (hyperlink.getHyperlinkReference() != null)
1720 {
1721 toolTip = toolTip + hyperlink.getHyperlinkReference();
1722 }
1723 if (hyperlink.getHyperlinkPage() != null)
1724 {
1725 toolTip = toolTip + "#page " + hyperlink.getHyperlinkPage();
1726 }
1727 break;
1728 }
1729 default :
1730 {
1731 break;
1732 }
1733 }
1734 return toolTip;
1735 }
1736
1737
1738
1740 private void emptyContainer(Container container)
1741 {
1742 Component [] components = container.getComponents();
1743
1744 if (components != null)
1745 {
1746 for(int i = 0; i < components.length; i++)
1747 {
1748 if (components[i] instanceof Container )
1749 {
1750 emptyContainer((Container )components[i]);
1751 }
1752 }
1753 }
1754
1755 components = null;
1756 container.removeAll();
1757 container = null;
1758 }
1759
1760
1761
1763 private float getZoomRatio()
1764 {
1765 float newZoom = zoom;
1766
1767 try
1768 {
1769 newZoom =
1770 zoomDecimalFormat.parse(
1771 String.valueOf(cmbZoom.getEditor().getItem())
1772 ).floatValue() / 100f;
1773 }
1774 catch(ParseException e)
1775 {
1776 }
1777
1778 return newZoom;
1779 }
1780
1781
1782
1784 public void setZoomRatio(float newZoom)
1785 {
1786 if (newZoom > 0)
1787 {
1788 cmbZoom.getEditor().setItem(
1789 zoomDecimalFormat.format(newZoom * 100) + "%"
1790 );
1791
1792 if (zoom != newZoom)
1793 {
1794 zoom = newZoom;
1795 realZoom = zoom * screenResolution / REPORT_RESOLUTION;
1796
1797 refreshPage();
1798 }
1799 }
1800 }
1801
1802
1803
1805 private void setRealZoomRatio(float newZoom)
1806 {
1807 if (newZoom > 0 && realZoom != newZoom)
1808 {
1809 zoom = newZoom * REPORT_RESOLUTION / screenResolution;
1810 realZoom = newZoom;
1811
1812 cmbZoom.getEditor().setItem(
1813 zoomDecimalFormat.format(zoom * 100) + "%"
1814 );
1815
1816 refreshPage();
1817 }
1818 }
1819
1820
1821
1824 public void setFitWidthZoomRatio()
1825 {
1826 setRealZoomRatio(((float)pnlInScroll.getVisibleRect().getWidth() - 20f) / jasperPrint.getPageWidth());
1827
1828 }
1829
1830 public void setFitPageZoomRatio()
1831 {
1832 setRealZoomRatio(((float)pnlInScroll.getVisibleRect().getHeight() - 20f) / jasperPrint.getPageHeight());
1833 }
1834
1835
1836
1838 protected void paintPage(Graphics2D grx)
1839 {
1840 try
1841 {
1842 if (exporter == null)
1843 {
1844 exporter = new JRGraphics2DExporter();
1845 }
1846 else
1847 {
1848 exporter.reset();
1849 }
1850
1851 exporter.setParameter(JRExporterParameter.JASPER_PRINT, jasperPrint);
1852 exporter.setParameter(JRGraphics2DExporterParameter.GRAPHICS_2D, grx);
1853 exporter.setParameter(JRExporterParameter.PAGE_INDEX, new Integer (pageIndex));
1854 exporter.setParameter(JRGraphics2DExporterParameter.ZOOM_RATIO, new Float (realZoom));
1855 exporter.setParameter(JRExporterParameter.OFFSET_X, new Integer (1)); exporter.setParameter(JRExporterParameter.OFFSET_Y, new Integer (1));
1857 exporter.exportReport();
1858 }
1859 catch(Exception e)
1860 {
1861 e.printStackTrace();
1862 JOptionPane.showMessageDialog(this, getBundleString("error.displaying"));
1863 }
1864
1865 }
1866
1867
1870 private void fitPage(){
1871 float heightRatio = ((float)pnlInScroll.getVisibleRect().getHeight() - 20f) / jasperPrint.getPageHeight();
1872 float widthRatio = ((float)pnlInScroll.getVisibleRect().getWidth() - 20f) / jasperPrint.getPageWidth();
1873 setRealZoomRatio(heightRatio < widthRatio ? heightRatio : widthRatio);
1874 }
1875
1876
1878 class PageRenderer extends JLabel
1879 {
1880 private boolean renderImage;
1881 JRViewer viewer = null;
1882
1883 public PageRenderer(JRViewer viewer)
1884 {
1885 this.viewer = viewer;
1886 }
1887
1888 public void paintComponent(Graphics g)
1889 {
1890 if (isRenderImage())
1891 {
1892 super.paintComponent(g);
1893 }
1894 else
1895 {
1896 viewer.paintPage((Graphics2D )g.create());
1897 }
1898 }
1899
1900 public boolean isRenderImage()
1901 {
1902 return renderImage;
1903 }
1904
1905 public void setRenderImage(boolean renderImage)
1906 {
1907 this.renderImage = renderImage;
1908 }
1909 }
1910
1911
1912 protected javax.swing.JToggleButton btnActualSize;
1914 protected javax.swing.JButton btnFirst;
1915 protected javax.swing.JToggleButton btnFitPage;
1916 protected javax.swing.JToggleButton btnFitWidth;
1917 protected javax.swing.JButton btnLast;
1918 protected javax.swing.JButton btnNext;
1919 protected javax.swing.JButton btnPrevious;
1920 protected javax.swing.JButton btnPrint;
1921 protected javax.swing.JButton btnReload;
1922 protected javax.swing.JButton btnSave;
1923 protected javax.swing.JButton btnZoomIn;
1924 protected javax.swing.JButton btnZoomOut;
1925 protected javax.swing.JComboBox cmbZoom;
1926 private javax.swing.JLabel jLabel1;
1927 private javax.swing.JPanel jPanel4;
1928 private javax.swing.JPanel jPanel5;
1929 private javax.swing.JPanel jPanel6;
1930 private javax.swing.JPanel jPanel7;
1931 private javax.swing.JPanel jPanel8;
1932 private javax.swing.JPanel jPanel9;
1933 private PageRenderer lblPage;
1934 protected javax.swing.JLabel lblStatus;
1935 private javax.swing.JPanel pnlInScroll;
1936 private javax.swing.JPanel pnlLinks;
1937 private javax.swing.JPanel pnlMain;
1938 private javax.swing.JPanel pnlPage;
1939 protected javax.swing.JPanel pnlSep01;
1940 protected javax.swing.JPanel pnlSep02;
1941 protected javax.swing.JPanel pnlSep03;
1942 protected javax.swing.JPanel pnlStatus;
1943 private javax.swing.JScrollPane scrollPane;
1944 protected javax.swing.JPanel tlbToolBar;
1945 protected javax.swing.JTextField txtGoTo;
1946
1948}
1949 |
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