1 /*
2 * Copyright (c) 1998, 2014, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25
26 package sun.print;
27
28 import java.io.FilePermission;
29
30 import java.awt.Color;
31 import java.awt.Dialog;
32 import java.awt.Frame;
33 import java.awt.Graphics;
34 import java.awt.Graphics2D;
35 import java.awt.GraphicsConfiguration;
36 import java.awt.GraphicsEnvironment;
37 import java.awt.HeadlessException;
38 import java.awt.KeyboardFocusManager;
39 import java.awt.Rectangle;
40 import java.awt.Shape;
41 import java.awt.geom.AffineTransform;
42 import java.awt.geom.Area;
43 import java.awt.geom.Point2D;
44 import java.awt.geom.Rectangle2D;
45 import java.awt.image.BufferedImage;
46 import java.awt.print.Book;
47 import java.awt.print.Pageable;
48 import java.awt.print.PageFormat;
49 import java.awt.print.Paper;
50 import java.awt.print.Printable;
51 import java.awt.print.PrinterAbortException;
52 import java.awt.print.PrinterException;
53 import java.awt.print.PrinterJob;
54 import java.awt.Window;
55 import java.io.File;
56 import java.io.IOException;
57 import java.util.ArrayList;
58 import java.util.Enumeration;
59 import java.util.Locale;
60 import sun.awt.image.ByteInterleavedRaster;
61
62 import javax.print.Doc;
63 import javax.print.DocFlavor;
64 import javax.print.DocPrintJob;
65 import javax.print.PrintException;
66 import javax.print.PrintService;
67 import javax.print.PrintServiceLookup;
68 import javax.print.ServiceUI;
69 import javax.print.StreamPrintService;
70 import javax.print.StreamPrintServiceFactory;
71 import javax.print.attribute.Attribute;
72 import javax.print.attribute.AttributeSet;
73 import javax.print.attribute.HashPrintRequestAttributeSet;
74 import javax.print.attribute.PrintRequestAttributeSet;
75 import javax.print.attribute.ResolutionSyntax;
76 import javax.print.attribute.Size2DSyntax;
77 import javax.print.attribute.standard.Chromaticity;
78 import javax.print.attribute.standard.Copies;
79 import javax.print.attribute.standard.Destination;
80 import javax.print.attribute.standard.DialogTypeSelection;
81 import javax.print.attribute.standard.Fidelity;
82 import javax.print.attribute.standard.JobName;
83 import javax.print.attribute.standard.JobSheets;
84 import javax.print.attribute.standard.Media;
85 import javax.print.attribute.standard.MediaPrintableArea;
86 import javax.print.attribute.standard.MediaSize;
87 import javax.print.attribute.standard.MediaSizeName;
88 import javax.print.attribute.standard.OrientationRequested;
89 import javax.print.attribute.standard.PageRanges;
90 import javax.print.attribute.standard.PrinterResolution;
91 import javax.print.attribute.standard.PrinterState;
92 import javax.print.attribute.standard.PrinterStateReason;
93 import javax.print.attribute.standard.PrinterStateReasons;
94 import javax.print.attribute.standard.PrinterIsAcceptingJobs;
95 import javax.print.attribute.standard.RequestingUserName;
96 import javax.print.attribute.standard.SheetCollate;
97 import javax.print.attribute.standard.Sides;
98
99 import sun.print.PageableDoc;
100 import sun.print.ServiceDialog;
101 import sun.print.SunPrinterJobService;
102 import sun.print.SunPageSelection;
103
104 /**
105 * A class which rasterizes a printer job.
106 *
107 * @author Richard Blanchard
108 */
109 public abstract class RasterPrinterJob extends PrinterJob {
110
111 /* Class Constants */
112
113 /* Printer destination type. */
114 protected static final int PRINTER = 0;
115
116 /* File destination type. */
117 protected static final int FILE = 1;
118
119 /* Stream destination type. */
120 protected static final int STREAM = 2;
121
122 /**
123 * Pageable MAX pages
124 */
125 protected static final int MAX_UNKNOWN_PAGES = 9999;
126
127 protected static final int PD_ALLPAGES = 0x00000000;
128 protected static final int PD_SELECTION = 0x00000001;
129 protected static final int PD_PAGENUMS = 0x00000002;
130 protected static final int PD_NOSELECTION = 0x00000004;
131
132 /**
133 * Maximum amount of memory in bytes to use for the
134 * buffered image "band". 4Mb is a compromise between
135 * limiting the number of bands on hi-res printers and
136 * not using too much of the Java heap or causing paging
137 * on systems with little RAM.
138 */
139 private static final int MAX_BAND_SIZE = (1024 * 1024 * 4);
140
141 /* Dots Per Inch */
142 private static final float DPI = 72.0f;
143
144 /**
145 * Useful mainly for debugging, this system property
146 * can be used to force the printing code to print
147 * using a particular pipeline. The two currently
148 * supported values are FORCE_RASTER and FORCE_PDL.
149 */
150 private static final String FORCE_PIPE_PROP = "sun.java2d.print.pipeline";
151
152 /**
153 * When the system property FORCE_PIPE_PROP has this value
154 * then each page of a print job will be rendered through
155 * the raster pipeline.
156 */
157 private static final String FORCE_RASTER = "raster";
158
159 /**
160 * When the system property FORCE_PIPE_PROP has this value
161 * then each page of a print job will be rendered through
162 * the PDL pipeline.
163 */
164 private static final String FORCE_PDL = "pdl";
165
166 /**
167 * When the system property SHAPE_TEXT_PROP has this value
168 * then text is always rendered as a shape, and no attempt is made
169 * to match the font through GDI
170 */
171 private static final String SHAPE_TEXT_PROP = "sun.java2d.print.shapetext";
172
173 /**
174 * values obtained from System properties in static initialiser block
175 */
176 public static boolean forcePDL = false;
177 public static boolean forceRaster = false;
178 public static boolean shapeTextProp = false;
179
180 static {
181 /* The system property FORCE_PIPE_PROP
182 * can be used to force the printing code to
183 * use a particular pipeline. Either the raster
184 * pipeline or the pdl pipeline can be forced.
185 */
186 String forceStr = java.security.AccessController.doPrivileged(
187 new sun.security.action.GetPropertyAction(FORCE_PIPE_PROP));
188
189 if (forceStr != null) {
190 if (forceStr.equalsIgnoreCase(FORCE_PDL)) {
191 forcePDL = true;
192 } else if (forceStr.equalsIgnoreCase(FORCE_RASTER)) {
193 forceRaster = true;
194 }
195 }
196
197 String shapeTextStr =java.security.AccessController.doPrivileged(
198 new sun.security.action.GetPropertyAction(SHAPE_TEXT_PROP));
199
200 if (shapeTextStr != null) {
201 shapeTextProp = true;
202 }
203 }
204
205 /* Instance Variables */
206
207 /**
208 * Used to minimize GC & reallocation of band when printing
209 */
210 private int cachedBandWidth = 0;
211 private int cachedBandHeight = 0;
212 private BufferedImage cachedBand = null;
213
214 /**
215 * The number of book copies to be printed.
216 */
217 private int mNumCopies = 1;
218
219 /**
220 * Collation effects the order of the pages printed
221 * when multiple copies are requested. For two copies
222 * of a three page document the page order is:
223 * mCollate true: 1, 2, 3, 1, 2, 3
224 * mCollate false: 1, 1, 2, 2, 3, 3
225 */
226 private boolean mCollate = false;
227
228 /**
229 * The zero based indices of the first and last
230 * pages to be printed. If 'mFirstPage' is
231 * UNDEFINED_PAGE_NUM then the first page to
232 * be printed is page 0. If 'mLastPage' is
233 * UNDEFINED_PAGE_NUM then the last page to
234 * be printed is the last one in the book.
235 */
236 private int mFirstPage = Pageable.UNKNOWN_NUMBER_OF_PAGES;
237 private int mLastPage = Pageable.UNKNOWN_NUMBER_OF_PAGES;
238
239 /**
240 * The previous print stream Paper
241 * Used to check if the paper size has changed such that the
242 * implementation needs to emit the new paper size information
243 * into the print stream.
244 * Since we do our own rotation, and the margins aren't relevant,
245 * Its strictly the dimensions of the paper that we will check.
246 */
247 private Paper previousPaper;
248
249 /**
250 * The document to be printed. It is initialized to an
251 * empty (zero pages) book.
252 */
253 // MacOSX - made protected so subclasses can reference it.
254 protected Pageable mDocument = new Book();
255
256 /**
257 * The name of the job being printed.
258 */
259 private String mDocName = "Java Printing";
260
261
262 /**
263 * Printing cancellation flags
264 */
265 // MacOSX - made protected so subclasses can reference it.
266 protected boolean performingPrinting = false;
267 // MacOSX - made protected so subclasses can reference it.
268 protected boolean userCancelled = false;
269
270 /**
271 * Print to file permission variables.
272 */
273 private FilePermission printToFilePermission;
274
275 /**
276 * List of areas & the graphics state for redrawing
277 */
278 private ArrayList<GraphicsState> redrawList = new ArrayList<>();
279
280
281 /* variables representing values extracted from an attribute set.
282 * These take precedence over values set on a printer job
283 */
284 private int copiesAttr;
285 private String jobNameAttr;
286 private String userNameAttr;
287 private PageRanges pageRangesAttr;
288 protected PrinterResolution printerResAttr;
289 protected Sides sidesAttr;
290 protected String destinationAttr;
291 protected boolean noJobSheet = false;
292 protected int mDestType = RasterPrinterJob.FILE;
293 protected String mDestination = "";
294 protected boolean collateAttReq = false;
295
296 /**
297 * Device rotation flag, if it support 270, this is set to true;
298 */
299 protected boolean landscapeRotates270 = false;
300
301 /**
302 * attributes used by no-args page and print dialog and print method to
303 * communicate state
304 */
305 protected PrintRequestAttributeSet attributes = null;
306
307 /**
308 * Class to keep state information for redrawing areas
309 * "region" is an area at as a high a resolution as possible.
310 * The redrawing code needs to look at sx, sy to calculate the scale
311 * to device resolution.
312 */
313 private class GraphicsState {
314 Rectangle2D region; // Area of page to repaint
315 Shape theClip; // image drawing clip.
316 AffineTransform theTransform; // to transform clip to dev coords.
317 double sx; // X scale from region to device resolution
318 double sy; // Y scale from region to device resolution
319 }
320
321 /**
322 * Service for this job
323 */
324 protected PrintService myService;
325
326 /* Constructors */
327
328 public RasterPrinterJob()
329 {
330 }
331
332 /* Abstract Methods */
333
334 /**
335 * Returns the resolution in dots per inch across the width
336 * of the page.
337 */
338 protected abstract double getXRes();
339
340 /**
341 * Returns the resolution in dots per inch down the height
342 * of the page.
343 */
344 protected abstract double getYRes();
345
346 /**
347 * Must be obtained from the current printer.
348 * Value is in device pixels.
349 * Not adjusted for orientation of the paper.
350 */
351 protected abstract double getPhysicalPrintableX(Paper p);
352
353 /**
354 * Must be obtained from the current printer.
355 * Value is in device pixels.
356 * Not adjusted for orientation of the paper.
357 */
358 protected abstract double getPhysicalPrintableY(Paper p);
359
360 /**
361 * Must be obtained from the current printer.
362 * Value is in device pixels.
363 * Not adjusted for orientation of the paper.
364 */
365 protected abstract double getPhysicalPrintableWidth(Paper p);
366
367 /**
368 * Must be obtained from the current printer.
369 * Value is in device pixels.
370 * Not adjusted for orientation of the paper.
371 */
372 protected abstract double getPhysicalPrintableHeight(Paper p);
373
374 /**
375 * Must be obtained from the current printer.
376 * Value is in device pixels.
377 * Not adjusted for orientation of the paper.
378 */
379 protected abstract double getPhysicalPageWidth(Paper p);
380
381 /**
382 * Must be obtained from the current printer.
383 * Value is in device pixels.
384 * Not adjusted for orientation of the paper.
385 */
386 protected abstract double getPhysicalPageHeight(Paper p);
387
388 /**
389 * Begin a new page.
390 */
391 protected abstract void startPage(PageFormat format, Printable painter,
392 int index, boolean paperChanged)
393 throws PrinterException;
394
395 /**
396 * End a page.
397 */
398 protected abstract void endPage(PageFormat format, Printable painter,
399 int index)
400 throws PrinterException;
401
402 /**
403 * Prints the contents of the array of ints, 'data'
404 * to the current page. The band is placed at the
405 * location (x, y) in device coordinates on the
406 * page. The width and height of the band is
407 * specified by the caller.
408 */
409 protected abstract void printBand(byte[] data, int x, int y,
410 int width, int height)
411 throws PrinterException;
412
413 /* Instance Methods */
414
415 /**
416 * save graphics state of a PathGraphics for later redrawing
417 * of part of page represented by the region in that state
418 */
419
420 public void saveState(AffineTransform at, Shape clip,
421 Rectangle2D region, double sx, double sy) {
422 GraphicsState gstate = new GraphicsState();
423 gstate.theTransform = at;
424 gstate.theClip = clip;
425 gstate.region = region;
426 gstate.sx = sx;
427 gstate.sy = sy;
428 redrawList.add(gstate);
429 }
430
431
432 /*
433 * A convenience method which returns the default service
434 * for 2D <code>PrinterJob</code>s.
435 * May return null if there is no suitable default (although there
436 * may still be 2D services available).
437 * @return default 2D print service, or null.
438 * @since 1.4
439 */
440 protected static PrintService lookupDefaultPrintService() {
441 PrintService service = PrintServiceLookup.lookupDefaultPrintService();
442
443 /* Pageable implies Printable so checking both isn't strictly needed */
444 if (service != null &&
445 service.isDocFlavorSupported(
446 DocFlavor.SERVICE_FORMATTED.PAGEABLE) &&
447 service.isDocFlavorSupported(
448 DocFlavor.SERVICE_FORMATTED.PRINTABLE)) {
449 return service;
450 } else {
451 PrintService []services =
452 PrintServiceLookup.lookupPrintServices(
453 DocFlavor.SERVICE_FORMATTED.PAGEABLE, null);
454 if (services.length > 0) {
455 return services[0];
456 }
457 }
458 return null;
459 }
460
461 /**
462 * Returns the service (printer) for this printer job.
463 * Implementations of this class which do not support print services
464 * may return null;
465 * @return the service for this printer job.
466 *
467 */
468 public PrintService getPrintService() {
469 if (myService == null) {
470 PrintService svc = PrintServiceLookup.lookupDefaultPrintService();
471 if (svc != null &&
472 svc.isDocFlavorSupported(
473 DocFlavor.SERVICE_FORMATTED.PAGEABLE)) {
474 try {
475 setPrintService(svc);
476 myService = svc;
477 } catch (PrinterException e) {
478 }
479 }
480 if (myService == null) {
481 PrintService[] svcs = PrintServiceLookup.lookupPrintServices(
482 DocFlavor.SERVICE_FORMATTED.PAGEABLE, null);
483 if (svcs.length > 0) {
484 try {
485 setPrintService(svcs[0]);
486 myService = svcs[0];
487 } catch (PrinterException e) {
488 }
489 }
490 }
491 }
492 return myService;
493 }
494
495 /**
496 * Associate this PrinterJob with a new PrintService.
497 *
498 * Throws <code>PrinterException</code> if the specified service
499 * cannot support the <code>Pageable</code> and
500 * <code>Printable</code> interfaces necessary to support 2D printing.
501 * @param service print service which supports 2D printing.
502 *
503 * @throws PrinterException if the specified service does not support
504 * 2D printing or no longer available.
505 */
506 public void setPrintService(PrintService service)
507 throws PrinterException {
508 if (service == null) {
509 throw new PrinterException("Service cannot be null");
510 } else if (!(service instanceof StreamPrintService) &&
511 service.getName() == null) {
512 throw new PrinterException("Null PrintService name.");
513 } else {
514 // Check the list of services. This service may have been
515 // deleted already
516 PrinterState prnState = service.getAttribute(PrinterState.class);
517 if (prnState == PrinterState.STOPPED) {
518 PrinterStateReasons prnStateReasons =
519 service.getAttribute(PrinterStateReasons.class);
520 if ((prnStateReasons != null) &&
521 (prnStateReasons.containsKey(PrinterStateReason.SHUTDOWN)))
522 {
523 throw new PrinterException("PrintService is no longer available.");
524 }
525 }
526
527
528 if (service.isDocFlavorSupported(
529 DocFlavor.SERVICE_FORMATTED.PAGEABLE) &&
530 service.isDocFlavorSupported(
531 DocFlavor.SERVICE_FORMATTED.PRINTABLE)) {
532 myService = service;
533 } else {
534 throw new PrinterException("Not a 2D print service: " + service);
535 }
536 }
537 }
538
539 private PageFormat attributeToPageFormat(PrintService service,
540 PrintRequestAttributeSet attSet) {
541 PageFormat page = defaultPage();
542
543 if (service == null) {
544 return page;
545 }
546
547 OrientationRequested orient = (OrientationRequested)
548 attSet.get(OrientationRequested.class);
549 if (orient == null) {
550 orient = (OrientationRequested)
551 service.getDefaultAttributeValue(OrientationRequested.class);
552 }
553 if (orient == OrientationRequested.REVERSE_LANDSCAPE) {
554 page.setOrientation(PageFormat.REVERSE_LANDSCAPE);
555 } else if (orient == OrientationRequested.LANDSCAPE) {
556 page.setOrientation(PageFormat.LANDSCAPE);
557 } else {
558 page.setOrientation(PageFormat.PORTRAIT);
559 }
560
561 Media media = (Media)attSet.get(Media.class);
562 MediaSize size = getMediaSize(media, service, page);
563
564 Paper paper = new Paper();
565 float dim[] = size.getSize(1); //units == 1 to avoid FP error
566 double w = Math.rint((dim[0]*72.0)/Size2DSyntax.INCH);
567 double h = Math.rint((dim[1]*72.0)/Size2DSyntax.INCH);
568 paper.setSize(w, h);
569 MediaPrintableArea area =
570 (MediaPrintableArea)
571 attSet.get(MediaPrintableArea.class);
572 if (area == null) {
573 area = getDefaultPrintableArea(page, w, h);
574 }
575
576 double ix, iw, iy, ih;
577 // Should pass in same unit as updatePageAttributes
578 // to avoid rounding off errors.
579 ix = Math.rint(
580 area.getX(MediaPrintableArea.INCH) * DPI);
581 iy = Math.rint(
582 area.getY(MediaPrintableArea.INCH) * DPI);
583 iw = Math.rint(
584 area.getWidth(MediaPrintableArea.INCH) * DPI);
585 ih = Math.rint(
586 area.getHeight(MediaPrintableArea.INCH) * DPI);
587 paper.setImageableArea(ix, iy, iw, ih);
588 page.setPaper(paper);
589 return page;
590 }
591 protected MediaSize getMediaSize(Media media, PrintService service,
592 PageFormat page) {
593 if (media == null) {
594 media = (Media)service.getDefaultAttributeValue(Media.class);
595 }
596 if (!(media instanceof MediaSizeName)) {
597 media = MediaSizeName.NA_LETTER;
598 }
599 MediaSize size = MediaSize.getMediaSizeForName((MediaSizeName) media);
600 return size != null ? size : MediaSize.NA.LETTER;
601 }
602
603 protected MediaPrintableArea getDefaultPrintableArea(PageFormat page,
604 double w, double h) {
605 double ix, iw, iy, ih;
606 if (w >= 72.0 * 6.0) {
607 ix = 72.0;
608 iw = w - 2 * 72.0;
609 } else {
610 ix = w / 6.0;
611 iw = w * 0.75;
612 }
613 if (h >= 72.0 * 6.0) {
614 iy = 72.0;
615 ih = h - 2 * 72.0;
616 } else {
617 iy = h / 6.0;
618 ih = h * 0.75;
619 }
620
621 return new MediaPrintableArea((float) (ix / DPI), (float) (iy / DPI),
622 (float) (iw / DPI), (float) (ih / DPI), MediaPrintableArea.INCH);
623 }
624
625 protected void updatePageAttributes(PrintService service,
626 PageFormat page) {
627 if (this.attributes == null) {
628 this.attributes = new HashPrintRequestAttributeSet();
629 }
630
631 updateAttributesWithPageFormat(service, page, this.attributes);
632 }
633
634 protected void updateAttributesWithPageFormat(PrintService service,
635 PageFormat page,
636 PrintRequestAttributeSet pageAttributes) {
637 if (service == null || page == null || pageAttributes == null) {
638 return;
639 }
640
641 float x = (float)Math.rint(
642 (page.getPaper().getWidth()*Size2DSyntax.INCH)/
643 (72.0))/(float)Size2DSyntax.INCH;
644 float y = (float)Math.rint(
645 (page.getPaper().getHeight()*Size2DSyntax.INCH)/
646 (72.0))/(float)Size2DSyntax.INCH;
647
648 // We should limit the list where we search the matching
649 // media, this will prevent mapping to wrong media ex. Ledger
650 // can be mapped to B. Especially useful when creating
651 // custom MediaSize.
652 Media[] mediaList = (Media[])service.getSupportedAttributeValues(
653 Media.class, null, null);
654 Media media = null;
655 try {
656 media = CustomMediaSizeName.findMedia(mediaList, x, y,
657 Size2DSyntax.INCH);
658 } catch (IllegalArgumentException iae) {
659 }
660 if ((media == null) ||
661 !(service.isAttributeValueSupported(media, null, null))) {
662 media = (Media)service.getDefaultAttributeValue(Media.class);
663 }
664
665 OrientationRequested orient;
666 switch (page.getOrientation()) {
667 case PageFormat.LANDSCAPE :
668 orient = OrientationRequested.LANDSCAPE;
669 break;
670 case PageFormat.REVERSE_LANDSCAPE:
671 orient = OrientationRequested.REVERSE_LANDSCAPE;
672 break;
673 default:
674 orient = OrientationRequested.PORTRAIT;
675 }
676
677 if (media != null) {
678 pageAttributes.add(media);
679 }
680 pageAttributes.add(orient);
681
682 float ix = (float)(page.getPaper().getImageableX()/DPI);
683 float iw = (float)(page.getPaper().getImageableWidth()/DPI);
684 float iy = (float)(page.getPaper().getImageableY()/DPI);
685 float ih = (float)(page.getPaper().getImageableHeight()/DPI);
686 if (ix < 0) ix = 0f; if (iy < 0) iy = 0f;
687 try {
688 pageAttributes.add(new MediaPrintableArea(ix, iy, iw, ih,
689 MediaPrintableArea.INCH));
690 } catch (IllegalArgumentException iae) {
691 }
692 }
693
694 /**
695 * Display a dialog to the user allowing the modification of a
696 * PageFormat instance.
697 * The <code>page</code> argument is used to initialize controls
698 * in the page setup dialog.
699 * If the user cancels the dialog, then the method returns the
700 * original <code>page</code> object unmodified.
701 * If the user okays the dialog then the method returns a new
702 * PageFormat object with the indicated changes.
703 * In either case the original <code>page</code> object will
704 * not be modified.
705 * @param page the default PageFormat presented to the user
706 * for modification
707 * @return the original <code>page</code> object if the dialog
708 * is cancelled, or a new PageFormat object containing
709 * the format indicated by the user if the dialog is
710 * acknowledged
711 * @exception HeadlessException if GraphicsEnvironment.isHeadless()
712 * returns true.
713 * @see java.awt.GraphicsEnvironment#isHeadless
714 * @since 1.2
715 */
716 public PageFormat pageDialog(PageFormat page)
717 throws HeadlessException {
718 if (GraphicsEnvironment.isHeadless()) {
719 throw new HeadlessException();
720 }
721
722 final GraphicsConfiguration gc =
723 GraphicsEnvironment.getLocalGraphicsEnvironment().
724 getDefaultScreenDevice().getDefaultConfiguration();
725
726 PrintService service = java.security.AccessController.doPrivileged(
727 new java.security.PrivilegedAction<PrintService>() {
728 public PrintService run() {
729 PrintService service = getPrintService();
730 if (service == null) {
731 ServiceDialog.showNoPrintService(gc);
732 return null;
733 }
734 return service;
735 }
736 });
737
738 if (service == null) {
739 return page;
740 }
741 updatePageAttributes(service, page);
742
743 PageFormat newPage = null;
744 DialogTypeSelection dts =
745 (DialogTypeSelection)attributes.get(DialogTypeSelection.class);
746 if (dts == DialogTypeSelection.NATIVE) {
747 // Remove DialogTypeSelection.NATIVE to prevent infinite loop in
748 // RasterPrinterJob.
749 attributes.remove(DialogTypeSelection.class);
750 newPage = pageDialog(attributes);
751 // restore attribute
752 attributes.add(DialogTypeSelection.NATIVE);
753 } else {
754 newPage = pageDialog(attributes);
755 }
756
757 if (newPage == null) {
758 return page;
759 } else {
760 return newPage;
761 }
762 }
763
764 /**
765 * return a PageFormat corresponding to the updated attributes,
766 * or null if the user cancelled the dialog.
767 */
768 @SuppressWarnings("deprecation")
769 public PageFormat pageDialog(final PrintRequestAttributeSet attributes)
770 throws HeadlessException {
771 if (GraphicsEnvironment.isHeadless()) {
772 throw new HeadlessException();
773 }
774
775 DialogTypeSelection dlg =
776 (DialogTypeSelection)attributes.get(DialogTypeSelection.class);
777
778 // Check for native, note that default dialog is COMMON.
779 if (dlg == DialogTypeSelection.NATIVE) {
780 PrintService pservice = getPrintService();
781 PageFormat pageFrmAttrib = attributeToPageFormat(pservice,
782 attributes);
783 PageFormat page = pageDialog(pageFrmAttrib);
784
785 // If user cancels the dialog, pageDialog() will return the original
786 // page object and as per spec, we should return null in that case.
787 if (page == pageFrmAttrib) {
788 return null;
789 }
790 updateAttributesWithPageFormat(pservice, page, attributes);
791 return page;
792 }
793
794 GraphicsConfiguration grCfg = null;
795 Window w = KeyboardFocusManager.getCurrentKeyboardFocusManager().getActiveWindow();
796 if (w != null) {
797 grCfg = w.getGraphicsConfiguration();
798 } else {
799 grCfg = GraphicsEnvironment.getLocalGraphicsEnvironment().
800 getDefaultScreenDevice().getDefaultConfiguration();
801 }
802 final GraphicsConfiguration gc = grCfg;
803
804 PrintService service = java.security.AccessController.doPrivileged(
805 new java.security.PrivilegedAction<PrintService>() {
806 public PrintService run() {
807 PrintService service = getPrintService();
808 if (service == null) {
809 ServiceDialog.showNoPrintService(gc);
810 return null;
811 }
812 return service;
813 }
814 });
815
816 if (service == null) {
817 return null;
818 }
819
820 // we position the dialog a little beyond the upper-left corner of the window
821 // which is consistent with the NATIVE page dialog
822 Rectangle bounds = gc.getBounds();
823 int x = bounds.x+50;
824 int y = bounds.y+50;
825 ServiceDialog pageDialog = new ServiceDialog(gc, x, y, service,
826 DocFlavor.SERVICE_FORMATTED.PAGEABLE,
827 attributes, (Frame)null);
828 pageDialog.show();
829
830 if (pageDialog.getStatus() == ServiceDialog.APPROVE) {
831 PrintRequestAttributeSet newas =
832 pageDialog.getAttributes();
833 Class<?> amCategory = SunAlternateMedia.class;
834
835 if (attributes.containsKey(amCategory) &&
836 !newas.containsKey(amCategory)) {
837 attributes.remove(amCategory);
838 }
839 attributes.addAll(newas);
840 return attributeToPageFormat(service, attributes);
841 } else {
842 return null;
843 }
844 }
845
846 protected PageFormat getPageFormatFromAttributes() {
847 if (attributes == null || attributes.isEmpty()) {
848 return null;
849 }
850 return attributeToPageFormat(getPrintService(), this.attributes);
851 }
852
853
854 /**
855 * Presents the user a dialog for changing properties of the
856 * print job interactively.
857 * The services browsable here are determined by the type of
858 * service currently installed.
859 * If the application installed a StreamPrintService on this
860 * PrinterJob, only the available StreamPrintService (factories) are
861 * browsable.
862 *
863 * @param attributes to store changed properties.
864 * @return false if the user cancels the dialog and true otherwise.
865 * @exception HeadlessException if GraphicsEnvironment.isHeadless()
866 * returns true.
867 * @see java.awt.GraphicsEnvironment#isHeadless
868 */
869 public boolean printDialog(final PrintRequestAttributeSet attributes)
870 throws HeadlessException {
871 if (GraphicsEnvironment.isHeadless()) {
872 throw new HeadlessException();
873 }
874
875 DialogTypeSelection dlg =
876 (DialogTypeSelection)attributes.get(DialogTypeSelection.class);
877
878 // Check for native, note that default dialog is COMMON.
879 if (dlg == DialogTypeSelection.NATIVE) {
880 this.attributes = attributes;
881 try {
882 debug_println("calling setAttributes in printDialog");
883 setAttributes(attributes);
884
885 } catch (PrinterException e) {
886
887 }
888
889 boolean ret = printDialog();
890 this.attributes = attributes;
891 return ret;
892
893 }
894
895 /* A security check has already been performed in the
896 * java.awt.print.printerJob.getPrinterJob method.
897 * So by the time we get here, it is OK for the current thread
898 * to print either to a file (from a Dialog we control!) or
899 * to a chosen printer.
900 *
901 * We raise privilege when we put up the dialog, to avoid
902 * the "warning applet window" banner.
903 */
904 GraphicsConfiguration grCfg = null;
905 Window w = KeyboardFocusManager.getCurrentKeyboardFocusManager().getActiveWindow();
906 if (w != null) {
907 grCfg = w.getGraphicsConfiguration();
908 } else {
909 grCfg = GraphicsEnvironment.getLocalGraphicsEnvironment().
910 getDefaultScreenDevice().getDefaultConfiguration();
911 }
912 final GraphicsConfiguration gc = grCfg;
913
914 PrintService service = java.security.AccessController.doPrivileged(
915 new java.security.PrivilegedAction<PrintService>() {
916 public PrintService run() {
917 PrintService service = getPrintService();
918 if (service == null) {
919 ServiceDialog.showNoPrintService(gc);
920 return null;
921 }
922 return service;
923 }
924 });
925
926 if (service == null) {
927 return false;
928 }
929
930 PrintService[] services;
931 StreamPrintServiceFactory[] spsFactories = null;
932 if (service instanceof StreamPrintService) {
933 spsFactories = lookupStreamPrintServices(null);
934 services = new StreamPrintService[spsFactories.length];
935 for (int i=0; i<spsFactories.length; i++) {
936 services[i] = spsFactories[i].getPrintService(null);
937 }
938 } else {
939 services = java.security.AccessController.doPrivileged(
940 new java.security.PrivilegedAction<PrintService[]>() {
941 public PrintService[] run() {
942 PrintService[] services = PrinterJob.lookupPrintServices();
943 return services;
944 }
945 });
946
947 if ((services == null) || (services.length == 0)) {
948 /*
949 * No services but default PrintService exists?
950 * Create services using defaultService.
951 */
952 services = new PrintService[1];
953 services[0] = service;
954 }
955 }
956
957 // we position the dialog a little beyond the upper-left corner of the window
958 // which is consistent with the NATIVE print dialog
959 int x = 50;
960 int y = 50;
961 PrintService newService;
962 // temporarily add an attribute pointing back to this job.
963 PrinterJobWrapper jobWrapper = new PrinterJobWrapper(this);
964 attributes.add(jobWrapper);
965 try {
966 newService =
967 ServiceUI.printDialog(gc, x, y,
968 services, service,
969 DocFlavor.SERVICE_FORMATTED.PAGEABLE,
970 attributes);
971 } catch (IllegalArgumentException iae) {
972 newService = ServiceUI.printDialog(gc, x, y,
973 services, services[0],
974 DocFlavor.SERVICE_FORMATTED.PAGEABLE,
975 attributes);
976 }
977 attributes.remove(PrinterJobWrapper.class);
978
979 if (newService == null) {
980 return false;
981 }
982
983 if (!service.equals(newService)) {
984 try {
985 setPrintService(newService);
986 } catch (PrinterException e) {
987 /*
988 * The only time it would throw an exception is when
989 * newService is no longer available but we should still
990 * select this printer.
991 */
992 myService = newService;
993 }
994 }
995 return true;
996 }
997
998 /**
999 * Presents the user a dialog for changing properties of the
1000 * print job interactively.
1001 * @return false if the user cancels the dialog and
1002 * true otherwise.
1003 * @exception HeadlessException if GraphicsEnvironment.isHeadless()
1004 * returns true.
1005 * @see java.awt.GraphicsEnvironment#isHeadless
1006 */
1007 public boolean printDialog() throws HeadlessException {
1008
1009 if (GraphicsEnvironment.isHeadless()) {
1010 throw new HeadlessException();
1011 }
1012
1013 PrintRequestAttributeSet attributes =
1014 new HashPrintRequestAttributeSet();
1015 attributes.add(new Copies(getCopies()));
1016 attributes.add(new JobName(getJobName(), null));
1017 boolean doPrint = printDialog(attributes);
1018 if (doPrint) {
1019 JobName jobName = (JobName)attributes.get(JobName.class);
1020 if (jobName != null) {
1021 setJobName(jobName.getValue());
1022 }
1023 Copies copies = (Copies)attributes.get(Copies.class);
1024 if (copies != null) {
1025 setCopies(copies.getValue());
1026 }
1027
1028 Destination dest = (Destination)attributes.get(Destination.class);
1029
1030 if (dest != null) {
1031 try {
1032 mDestType = RasterPrinterJob.FILE;
1033 mDestination = (new File(dest.getURI())).getPath();
1034 } catch (Exception e) {
1035 mDestination = "out.prn";
1036 PrintService ps = getPrintService();
1037 if (ps != null) {
1038 Destination defaultDest = (Destination)ps.
1039 getDefaultAttributeValue(Destination.class);
1040 if (defaultDest != null) {
1041 mDestination = (new File(defaultDest.getURI())).getPath();
1042 }
1043 }
1044 }
1045 } else {
1046 mDestType = RasterPrinterJob.PRINTER;
1047 PrintService ps = getPrintService();
1048 if (ps != null) {
1049 mDestination = ps.getName();
1050 }
1051 }
1052 }
1053
1054 return doPrint;
1055 }
1056
1057 /**
1058 * The pages in the document to be printed by this PrinterJob
1059 * are drawn by the Printable object 'painter'. The PageFormat
1060 * for each page is the default page format.
1061 * @param painter Called to render each page of the document.
1062 */
1063 public void setPrintable(Printable painter) {
1064 setPageable(new OpenBook(defaultPage(new PageFormat()), painter));
1065 }
1066
1067 /**
1068 * The pages in the document to be printed by this PrinterJob
1069 * are drawn by the Printable object 'painter'. The PageFormat
1070 * of each page is 'format'.
1071 * @param painter Called to render each page of the document.
1072 * @param format The size and orientation of each page to
1073 * be printed.
1074 */
1075 public void setPrintable(Printable painter, PageFormat format) {
1076 setPageable(new OpenBook(format, painter));
1077 updatePageAttributes(getPrintService(), format);
1078 }
1079
1080 /**
1081 * The pages in the document to be printed are held by the
1082 * Pageable instance 'document'. 'document' will be queried
1083 * for the number of pages as well as the PageFormat and
1084 * Printable for each page.
1085 * @param document The document to be printed. It may not be null.
1086 * @exception NullPointerException the Pageable passed in was null.
1087 * @see PageFormat
1088 * @see Printable
1089 */
1090 public void setPageable(Pageable document) throws NullPointerException {
1091 if (document != null) {
1092 mDocument = document;
1093
1094 } else {
1095 throw new NullPointerException();
1096 }
1097 }
1098
1099 protected void initPrinter() {
1100 return;
1101 }
1102
1103 protected boolean isSupportedValue(Attribute attrval,
1104 PrintRequestAttributeSet attrset) {
1105 PrintService ps = getPrintService();
1106 return
1107 (attrval != null && ps != null &&
1108 ps.isAttributeValueSupported(attrval,
1109 DocFlavor.SERVICE_FORMATTED.PAGEABLE,
1110 attrset));
1111 }
1112
1113 /**
1114 * Set the device resolution.
1115 * Overridden and used only by the postscript code.
1116 * Windows code pulls the information from the attribute set itself.
1117 */
1118 protected void setXYRes(double x, double y) {
1119 }
1120
1121 /* subclasses may need to pull extra information out of the attribute set
1122 * They can override this method & call super.setAttributes()
1123 */
1124 protected void setAttributes(PrintRequestAttributeSet attributes)
1125 throws PrinterException {
1126 /* reset all values to defaults */
1127 setCollated(false);
1128 sidesAttr = null;
1129 printerResAttr = null;
1130 pageRangesAttr = null;
1131 copiesAttr = 0;
1132 jobNameAttr = null;
1133 userNameAttr = null;
1134 destinationAttr = null;
1135 collateAttReq = false;
1136
1137 PrintService service = getPrintService();
1138 if (attributes == null || service == null) {
1139 return;
1140 }
1141
1142 boolean fidelity = false;
1143 Fidelity attrFidelity = (Fidelity)attributes.get(Fidelity.class);
1144 if (attrFidelity != null && attrFidelity == Fidelity.FIDELITY_TRUE) {
1145 fidelity = true;
1146 }
1147
1148 if (fidelity == true) {
1149 AttributeSet unsupported =
1150 service.getUnsupportedAttributes(
1151 DocFlavor.SERVICE_FORMATTED.PAGEABLE,
1152 attributes);
1153 if (unsupported != null) {
1154 throw new PrinterException("Fidelity cannot be satisfied");
1155 }
1156 }
1157
1158 /*
1159 * Since we have verified supported values if fidelity is true,
1160 * we can either ignore unsupported values, or substitute a
1161 * reasonable alternative
1162 */
1163
1164 SheetCollate collateAttr =
1165 (SheetCollate)attributes.get(SheetCollate.class);
1166 if (isSupportedValue(collateAttr, attributes)) {
1167 setCollated(collateAttr == SheetCollate.COLLATED);
1168 }
1169
1170 sidesAttr = (Sides)attributes.get(Sides.class);
1171 if (!isSupportedValue(sidesAttr, attributes)) {
1172 sidesAttr = Sides.ONE_SIDED;
1173 }
1174
1175 printerResAttr = (PrinterResolution)attributes.get(PrinterResolution.class);
1176 if (service.isAttributeCategorySupported(PrinterResolution.class)) {
1177 if (!isSupportedValue(printerResAttr, attributes)) {
1178 printerResAttr = (PrinterResolution)
1179 service.getDefaultAttributeValue(PrinterResolution.class);
1180 }
1181 double xr =
1182 printerResAttr.getCrossFeedResolution(ResolutionSyntax.DPI);
1183 double yr = printerResAttr.getFeedResolution(ResolutionSyntax.DPI);
1184 setXYRes(xr, yr);
1185 }
1186
1187 pageRangesAttr = (PageRanges)attributes.get(PageRanges.class);
1188 if (!isSupportedValue(pageRangesAttr, attributes)) {
1189 pageRangesAttr = null;
1190 } else {
1191 if ((SunPageSelection)attributes.get(SunPageSelection.class)
1192 == SunPageSelection.RANGE) {
1193 // get to, from, min, max page ranges
1194 int[][] range = pageRangesAttr.getMembers();
1195 // setPageRanges uses 0-based indexing so we subtract 1
1196 setPageRange(range[0][0] - 1, range[0][1] - 1);
1197 } else {
1198 setPageRange(-1, - 1);
1199 }
1200 }
1201
1202 Copies copies = (Copies)attributes.get(Copies.class);
1203 if (isSupportedValue(copies, attributes) ||
1204 (!fidelity && copies != null)) {
1205 copiesAttr = copies.getValue();
1206 setCopies(copiesAttr);
1207 } else {
1208 copiesAttr = getCopies();
1209 }
1210
1211 Destination destination =
1212 (Destination)attributes.get(Destination.class);
1213
1214 if (isSupportedValue(destination, attributes)) {
1215 try {
1216 // Old code (new File(destination.getURI())).getPath()
1217 // would generate a "URI is not hierarchical" IAE
1218 // for "file:out.prn" so we use getSchemeSpecificPart instead
1219 destinationAttr = "" + new File(destination.getURI().
1220 getSchemeSpecificPart());
1221 } catch (Exception e) { // paranoid exception
1222 Destination defaultDest = (Destination)service.
1223 getDefaultAttributeValue(Destination.class);
1224 if (defaultDest != null) {
1225 destinationAttr = "" + new File(defaultDest.getURI().
1226 getSchemeSpecificPart());
1227 }
1228 }
1229 }
1230
1231 JobSheets jobSheets = (JobSheets)attributes.get(JobSheets.class);
1232 if (jobSheets != null) {
1233 noJobSheet = jobSheets == JobSheets.NONE;
1234 }
1235
1236 JobName jobName = (JobName)attributes.get(JobName.class);
1237 if (isSupportedValue(jobName, attributes) ||
1238 (!fidelity && jobName != null)) {
1239 jobNameAttr = jobName.getValue();
1240 setJobName(jobNameAttr);
1241 } else {
1242 jobNameAttr = getJobName();
1243 }
1244
1245 RequestingUserName userName =
1246 (RequestingUserName)attributes.get(RequestingUserName.class);
1247 if (isSupportedValue(userName, attributes) ||
1248 (!fidelity && userName != null)) {
1249 userNameAttr = userName.getValue();
1250 } else {
1251 try {
1252 userNameAttr = getUserName();
1253 } catch (SecurityException e) {
1254 userNameAttr = "";
1255 }
1256 }
1257
1258 /* OpenBook is used internally only when app uses Printable.
1259 * This is the case when we use the values from the attribute set.
1260 */
1261 Media media = (Media)attributes.get(Media.class);
1262 OrientationRequested orientReq =
1263 (OrientationRequested)attributes.get(OrientationRequested.class);
1264 MediaPrintableArea mpa =
1265 (MediaPrintableArea)attributes.get(MediaPrintableArea.class);
1266
1267 if ((orientReq != null || media != null || mpa != null) &&
1268 getPageable() instanceof OpenBook) {
1269
1270 /* We could almost(!) use PrinterJob.getPageFormat() except
1271 * here we need to start with the PageFormat from the OpenBook :
1272 */
1273 Pageable pageable = getPageable();
1274 Printable printable = pageable.getPrintable(0);
1275 PageFormat pf = (PageFormat)pageable.getPageFormat(0).clone();
1276 Paper paper = pf.getPaper();
1277
1278 /* If there's a media but no media printable area, we can try
1279 * to retrieve the default value for mpa and use that.
1280 */
1281 if (mpa == null && media != null &&
1282 service.
1283 isAttributeCategorySupported(MediaPrintableArea.class)) {
1284 Object mpaVals = service.
1285 getSupportedAttributeValues(MediaPrintableArea.class,
1286 null, attributes);
1287 if (mpaVals instanceof MediaPrintableArea[] &&
1288 ((MediaPrintableArea[])mpaVals).length > 0) {
1289 mpa = ((MediaPrintableArea[])mpaVals)[0];
1290 }
1291 }
1292
1293 if (isSupportedValue(orientReq, attributes) ||
1294 (!fidelity && orientReq != null)) {
1295 int orient;
1296 if (orientReq.equals(OrientationRequested.REVERSE_LANDSCAPE)) {
1297 orient = PageFormat.REVERSE_LANDSCAPE;
1298 } else if (orientReq.equals(OrientationRequested.LANDSCAPE)) {
1299 orient = PageFormat.LANDSCAPE;
1300 } else {
1301 orient = PageFormat.PORTRAIT;
1302 }
1303 pf.setOrientation(orient);
1304 }
1305
1306 if (isSupportedValue(media, attributes) ||
1307 (!fidelity && media != null)) {
1308 if (media instanceof MediaSizeName) {
1309 MediaSizeName msn = (MediaSizeName)media;
1310 MediaSize msz = MediaSize.getMediaSizeForName(msn);
1311 if (msz != null) {
1312 float paperWid = msz.getX(MediaSize.INCH) * 72.0f;
1313 float paperHgt = msz.getY(MediaSize.INCH) * 72.0f;
1314 paper.setSize(paperWid, paperHgt);
1315 if (mpa == null) {
1316 paper.setImageableArea(72.0, 72.0,
1317 paperWid-144.0,
1318 paperHgt-144.0);
1319 }
1320 }
1321 }
1322 }
1323
1324 if (isSupportedValue(mpa, attributes) ||
1325 (!fidelity && mpa != null)) {
1326 float [] printableArea =
1327 mpa.getPrintableArea(MediaPrintableArea.INCH);
1328 for (int i=0; i < printableArea.length; i++) {
1329 printableArea[i] = printableArea[i]*72.0f;
1330 }
1331 paper.setImageableArea(printableArea[0], printableArea[1],
1332 printableArea[2], printableArea[3]);
1333 }
1334
1335 pf.setPaper(paper);
1336 pf = validatePage(pf);
1337 setPrintable(printable, pf);
1338 } else {
1339 // for AWT where pageable is not an instance of OpenBook,
1340 // we need to save paper info
1341 this.attributes = attributes;
1342 }
1343
1344 }
1345
1346 /*
1347 * Services we don't recognize as built-in services can't be
1348 * implemented as subclasses of PrinterJob, therefore we create
1349 * a DocPrintJob from their service and pass a Doc representing
1350 * the application's printjob
1351 */
1352 // MacOSX - made protected so subclasses can reference it.
1353 protected void spoolToService(PrintService psvc,
1354 PrintRequestAttributeSet attributes)
1355 throws PrinterException {
1356
1357 if (psvc == null) {
1358 throw new PrinterException("No print service found.");
1359 }
1360
1361 DocPrintJob job = psvc.createPrintJob();
1362 Doc doc = new PageableDoc(getPageable());
1363 if (attributes == null) {
1364 attributes = new HashPrintRequestAttributeSet();
1365 }
1366 try {
1367 job.print(doc, attributes);
1368 } catch (PrintException e) {
1369 throw new PrinterException(e.toString());
1370 }
1371 }
1372
1373 /**
1374 * Prints a set of pages.
1375 * @exception java.awt.print.PrinterException an error in the print system
1376 * caused the job to be aborted
1377 * @see java.awt.print.Book
1378 * @see java.awt.print.Pageable
1379 * @see java.awt.print.Printable
1380 */
1381 public void print() throws PrinterException {
1382 print(attributes);
1383 }
1384
1385 public static boolean debugPrint = false;
1386 protected void debug_println(String str) {
1387 if (debugPrint) {
1388 System.out.println("RasterPrinterJob "+str+" "+this);
1389 }
1390 }
1391
1392 public void print(PrintRequestAttributeSet attributes)
1393 throws PrinterException {
1394
1395 /*
1396 * In the future PrinterJob will probably always dispatch
1397 * the print job to the PrintService.
1398 * This is how third party 2D Print Services will be invoked
1399 * when applications use the PrinterJob API.
1400 * However the JRE's concrete PrinterJob implementations have
1401 * not yet been re-worked to be implemented as standalone
1402 * services, and are implemented only as subclasses of PrinterJob.
1403 * So here we dispatch only those services we do not recognize
1404 * as implemented through platform subclasses of PrinterJob
1405 * (and this class).
1406 */
1407 PrintService psvc = getPrintService();
1408 debug_println("psvc = "+psvc);
1409 if (psvc == null) {
1410 throw new PrinterException("No print service found.");
1411 }
1412
1413 // Check the list of services. This service may have been
1414 // deleted already
1415 PrinterState prnState = psvc.getAttribute(PrinterState.class);
1416 if (prnState == PrinterState.STOPPED) {
1417 PrinterStateReasons prnStateReasons =
1418 psvc.getAttribute(PrinterStateReasons.class);
1419 if ((prnStateReasons != null) &&
1420 (prnStateReasons.containsKey(PrinterStateReason.SHUTDOWN)))
1421 {
1422 throw new PrinterException("PrintService is no longer available.");
1423 }
1424 }
1425
1426 if ((psvc.getAttribute(PrinterIsAcceptingJobs.class)) ==
1427 PrinterIsAcceptingJobs.NOT_ACCEPTING_JOBS) {
1428 throw new PrinterException("Printer is not accepting job.");
1429 }
1430
1431 if ((psvc instanceof SunPrinterJobService) &&
1432 ((SunPrinterJobService)psvc).usesClass(getClass())) {
1433 setAttributes(attributes);
1434 // throw exception for invalid destination
1435 if (destinationAttr != null) {
1436 validateDestination(destinationAttr);
1437 }
1438 } else {
1439 spoolToService(psvc, attributes);
1440 return;
1441 }
1442 /* We need to make sure that the collation and copies
1443 * settings are initialised */
1444 initPrinter();
1445
1446 int numCollatedCopies = getCollatedCopies();
1447 int numNonCollatedCopies = getNoncollatedCopies();
1448 debug_println("getCollatedCopies() "+numCollatedCopies
1449 + " getNoncollatedCopies() "+ numNonCollatedCopies);
1450
1451 /* Get the range of pages we are to print. If the
1452 * last page to print is unknown, then we print to
1453 * the end of the document. Note that firstPage
1454 * and lastPage are 0 based page indices.
1455 */
1456 int numPages = mDocument.getNumberOfPages();
1457 if (numPages == 0) {
1458 return;
1459 }
1460
1461 int firstPage = getFirstPage();
1462 int lastPage = getLastPage();
1463 if(lastPage == Pageable.UNKNOWN_NUMBER_OF_PAGES){
1464 int totalPages = mDocument.getNumberOfPages();
1465 if (totalPages != Pageable.UNKNOWN_NUMBER_OF_PAGES) {
1466 lastPage = mDocument.getNumberOfPages() - 1;
1467 }
1468 }
1469
1470 try {
1471 synchronized (this) {
1472 performingPrinting = true;
1473 userCancelled = false;
1474 }
1475
1476 startDoc();
1477 if (isCancelled()) {
1478 cancelDoc();
1479 }
1480
1481 // PageRanges can be set even if RANGE is not selected
1482 // so we need to check if it is selected.
1483 boolean rangeIsSelected = true;
1484 if (attributes != null) {
1485 SunPageSelection pages =
1486 (SunPageSelection)attributes.get(SunPageSelection.class);
1487 if ((pages != null) && (pages != SunPageSelection.RANGE)) {
1488 rangeIsSelected = false;
1489 }
1490 }
1491
1492
1493 debug_println("after startDoc rangeSelected? "+rangeIsSelected
1494 + " numNonCollatedCopies "+ numNonCollatedCopies);
1495
1496
1497 /* Three nested loops iterate over the document. The outer loop
1498 * counts the number of collated copies while the inner loop
1499 * counts the number of nonCollated copies. Normally, one of
1500 * these two loops will only execute once; that is we will
1501 * either print collated copies or noncollated copies. The
1502 * middle loop iterates over the pages.
1503 * If a PageRanges attribute is used, it constrains the pages
1504 * that are imaged. If a platform subclass (though a user dialog)
1505 * requests a page range via setPageRange(). it too can
1506 * constrain the page ranges that are imaged.
1507 * It is expected that only one of these will be used in a
1508 * job but both should be able to co-exist.
1509 */
1510 for(int collated = 0; collated < numCollatedCopies; collated++) {
1511 for(int i = firstPage, pageResult = Printable.PAGE_EXISTS;
1512 (i <= lastPage ||
1513 lastPage == Pageable.UNKNOWN_NUMBER_OF_PAGES)
1514 && pageResult == Printable.PAGE_EXISTS;
1515 i++)
1516 {
1517
1518 if ((pageRangesAttr != null) && rangeIsSelected ){
1519 int nexti = pageRangesAttr.next(i);
1520 if (nexti == -1) {
1521 break;
1522 } else if (nexti != i+1) {
1523 continue;
1524 }
1525 }
1526
1527 for(int nonCollated = 0;
1528 nonCollated < numNonCollatedCopies
1529 && pageResult == Printable.PAGE_EXISTS;
1530 nonCollated++)
1531 {
1532 if (isCancelled()) {
1533 cancelDoc();
1534 }
1535 debug_println("printPage "+i);
1536 pageResult = printPage(mDocument, i);
1537
1538 }
1539 }
1540 }
1541
1542 if (isCancelled()) {
1543 cancelDoc();
1544 }
1545
1546 } finally {
1547 // reset previousPaper in case this job is invoked again.
1548 previousPaper = null;
1549 synchronized (this) {
1550 if (performingPrinting) {
1551 endDoc();
1552 }
1553 performingPrinting = false;
1554 notify();
1555 }
1556 }
1557 }
1558
1559 protected void validateDestination(String dest) throws PrinterException {
1560 if (dest == null) {
1561 return;
1562 }
1563 // dest is null for Destination(new URI(""))
1564 // because isAttributeValueSupported returns false in setAttributes
1565
1566 // Destination(new URI(" ")) throws URISyntaxException
1567 File f = new File(dest);
1568 try {
1569 // check if this is a new file and if filename chars are valid
1570 if (f.createNewFile()) {
1571 f.delete();
1572 }
1573 } catch (IOException ioe) {
1574 throw new PrinterException("Cannot write to file:"+
1575 dest);
1576 } catch (SecurityException se) {
1577 //There is already file read/write access so at this point
1578 // only delete access is denied. Just ignore it because in
1579 // most cases the file created in createNewFile gets overwritten
1580 // anyway.
1581 }
1582
1583 File pFile = f.getParentFile();
1584 if ((f.exists() &&
1585 (!f.isFile() || !f.canWrite())) ||
1586 ((pFile != null) &&
1587 (!pFile.exists() || (pFile.exists() && !pFile.canWrite())))) {
1588 throw new PrinterException("Cannot write to file:"+
1589 dest);
1590 }
1591 }
1592
1593 /**
1594 * updates a Paper object to reflect the current printer's selected
1595 * paper size and imageable area for that paper size.
1596 * Default implementation copies settings from the original, applies
1597 * applies some validity checks, changes them only if they are
1598 * clearly unreasonable, then sets them into the new Paper.
1599 * Subclasses are expected to override this method to make more
1600 * informed decisons.
1601 */
1602 protected void validatePaper(Paper origPaper, Paper newPaper) {
1603 if (origPaper == null || newPaper == null) {
1604 return;
1605 } else {
1606 double wid = origPaper.getWidth();
1607 double hgt = origPaper.getHeight();
1608 double ix = origPaper.getImageableX();
1609 double iy = origPaper.getImageableY();
1610 double iw = origPaper.getImageableWidth();
1611 double ih = origPaper.getImageableHeight();
1612
1613 /* Assume any +ve values are legal. Overall paper dimensions
1614 * take precedence. Make sure imageable area fits on the paper.
1615 */
1616 Paper defaultPaper = new Paper();
1617 wid = ((wid > 0.0) ? wid : defaultPaper.getWidth());
1618 hgt = ((hgt > 0.0) ? hgt : defaultPaper.getHeight());
1619 ix = ((ix > 0.0) ? ix : defaultPaper.getImageableX());
1620 iy = ((iy > 0.0) ? iy : defaultPaper.getImageableY());
1621 iw = ((iw > 0.0) ? iw : defaultPaper.getImageableWidth());
1622 ih = ((ih > 0.0) ? ih : defaultPaper.getImageableHeight());
1623 /* full width/height is not likely to be imageable, but since we
1624 * don't know the limits we have to allow it
1625 */
1626 if (iw > wid) {
1627 iw = wid;
1628 }
1629 if (ih > hgt) {
1630 ih = hgt;
1631 }
1632 if ((ix + iw) > wid) {
1633 ix = wid - iw;
1634 }
1635 if ((iy + ih) > hgt) {
1636 iy = hgt - ih;
1637 }
1638 newPaper.setSize(wid, hgt);
1639 newPaper.setImageableArea(ix, iy, iw, ih);
1640 }
1641 }
1642
1643 /**
1644 * The passed in PageFormat will be copied and altered to describe
1645 * the default page size and orientation of the PrinterJob's
1646 * current printer.
1647 * Platform subclasses which can access the actual default paper size
1648 * for a printer may override this method.
1649 */
1650 public PageFormat defaultPage(PageFormat page) {
1651 PageFormat newPage = (PageFormat)page.clone();
1652 newPage.setOrientation(PageFormat.PORTRAIT);
1653 Paper newPaper = new Paper();
1654 double ptsPerInch = 72.0;
1655 double w, h;
1656 Media media = null;
1657
1658 PrintService service = getPrintService();
1659 if (service != null) {
1660 MediaSize size;
1661 media =
1662 (Media)service.getDefaultAttributeValue(Media.class);
1663
1664 if (media instanceof MediaSizeName &&
1665 ((size = MediaSize.getMediaSizeForName((MediaSizeName)media)) !=
1666 null)) {
1667 w = size.getX(MediaSize.INCH) * ptsPerInch;
1668 h = size.getY(MediaSize.INCH) * ptsPerInch;
1669 newPaper.setSize(w, h);
1670 newPaper.setImageableArea(ptsPerInch, ptsPerInch,
1671 w - 2.0*ptsPerInch,
1672 h - 2.0*ptsPerInch);
1673 newPage.setPaper(newPaper);
1674 return newPage;
1675
1676 }
1677 }
1678
1679 /* Default to A4 paper outside North America.
1680 */
1681 String defaultCountry = Locale.getDefault().getCountry();
1682 if (!Locale.getDefault().equals(Locale.ENGLISH) && // ie "C"
1683 defaultCountry != null &&
1684 !defaultCountry.equals(Locale.US.getCountry()) &&
1685 !defaultCountry.equals(Locale.CANADA.getCountry())) {
1686
1687 double mmPerInch = 25.4;
1688 w = Math.rint((210.0*ptsPerInch)/mmPerInch);
1689 h = Math.rint((297.0*ptsPerInch)/mmPerInch);
1690 newPaper.setSize(w, h);
1691 newPaper.setImageableArea(ptsPerInch, ptsPerInch,
1692 w - 2.0*ptsPerInch,
1693 h - 2.0*ptsPerInch);
1694 }
1695
1696 newPage.setPaper(newPaper);
1697
1698 return newPage;
1699 }
1700
1701 /**
1702 * The passed in PageFormat is cloned and altered to be usable on
1703 * the PrinterJob's current printer.
1704 */
1705 public PageFormat validatePage(PageFormat page) {
1706 PageFormat newPage = (PageFormat)page.clone();
1707 Paper newPaper = new Paper();
1708 validatePaper(newPage.getPaper(), newPaper);
1709 newPage.setPaper(newPaper);
1710
1711 return newPage;
1712 }
1713
1714 /**
1715 * Set the number of copies to be printed.
1716 */
1717 public void setCopies(int copies) {
1718 mNumCopies = copies;
1719 }
1720
1721 /**
1722 * Get the number of copies to be printed.
1723 */
1724 public int getCopies() {
1725 return mNumCopies;
1726 }
1727
1728 /* Used when executing a print job where an attribute set may
1729 * over ride API values.
1730 */
1731 protected int getCopiesInt() {
1732 return (copiesAttr > 0) ? copiesAttr : getCopies();
1733 }
1734
1735 /**
1736 * Get the name of the printing user.
1737 * The caller must have security permission to read system properties.
1738 */
1739 public String getUserName() {
1740 return System.getProperty("user.name");
1741 }
1742
1743 /* Used when executing a print job where an attribute set may
1744 * over ride API values.
1745 */
1746 protected String getUserNameInt() {
1747 if (userNameAttr != null) {
1748 return userNameAttr;
1749 } else {
1750 try {
1751 return getUserName();
1752 } catch (SecurityException e) {
1753 return "";
1754 }
1755 }
1756 }
1757
1758 /**
1759 * Set the name of the document to be printed.
1760 * The document name can not be null.
1761 */
1762 public void setJobName(String jobName) {
1763 if (jobName != null) {
1764 mDocName = jobName;
1765 } else {
1766 throw new NullPointerException();
1767 }
1768 }
1769
1770 /**
1771 * Get the name of the document to be printed.
1772 */
1773 public String getJobName() {
1774 return mDocName;
1775 }
1776
1777 /* Used when executing a print job where an attribute set may
1778 * over ride API values.
1779 */
1780 protected String getJobNameInt() {
1781 return (jobNameAttr != null) ? jobNameAttr : getJobName();
1782 }
1783
1784 /**
1785 * Set the range of pages from a Book to be printed.
1786 * Both 'firstPage' and 'lastPage' are zero based
1787 * page indices. If either parameter is less than
1788 * zero then the page range is set to be from the
1789 * first page to the last.
1790 */
1791 protected void setPageRange(int firstPage, int lastPage) {
1792 if(firstPage >= 0 && lastPage >= 0) {
1793 mFirstPage = firstPage;
1794 mLastPage = lastPage;
1795 if(mLastPage < mFirstPage) mLastPage = mFirstPage;
1796 } else {
1797 mFirstPage = Pageable.UNKNOWN_NUMBER_OF_PAGES;
1798 mLastPage = Pageable.UNKNOWN_NUMBER_OF_PAGES;
1799 }
1800 }
1801
1802 /**
1803 * Return the zero based index of the first page to
1804 * be printed in this job.
1805 */
1806 protected int getFirstPage() {
1807 return mFirstPage == Book.UNKNOWN_NUMBER_OF_PAGES ? 0 : mFirstPage;
1808 }
1809
1810 /**
1811 * Return the zero based index of the last page to
1812 * be printed in this job.
1813 */
1814 protected int getLastPage() {
1815 return mLastPage;
1816 }
1817
1818 /**
1819 * Set whether copies should be collated or not.
1820 * Two collated copies of a three page document
1821 * print in this order: 1, 2, 3, 1, 2, 3 while
1822 * uncollated copies print in this order:
1823 * 1, 1, 2, 2, 3, 3.
1824 * This is set when request is using an attribute set.
1825 */
1826 protected void setCollated(boolean collate) {
1827 mCollate = collate;
1828 collateAttReq = true;
1829 }
1830
1831 /**
1832 * Return true if collated copies will be printed as determined
1833 * in an attribute set.
1834 */
1835 protected boolean isCollated() {
1836 return mCollate;
1837 }
1838
1839 protected final int getSelectAttrib() {
1840 if (attributes != null) {
1841 SunPageSelection pages =
1842 (SunPageSelection)attributes.get(SunPageSelection.class);
1843 if (pages == SunPageSelection.RANGE) {
1844 return PD_PAGENUMS;
1845 } else if (pages == SunPageSelection.SELECTION) {
1846 return PD_SELECTION;
1847 } else if (pages == SunPageSelection.ALL) {
1848 return PD_ALLPAGES;
1849 }
1850 }
1851 return PD_NOSELECTION;
1852 }
1853
1854 //returns 1-based index for "From" page
1855 protected final int getFromPageAttrib() {
1856 if (attributes != null) {
1857 PageRanges pageRangesAttr =
1858 (PageRanges)attributes.get(PageRanges.class);
1859 if (pageRangesAttr != null) {
1860 int[][] range = pageRangesAttr.getMembers();
1861 return range[0][0];
1862 }
1863 }
1864 return getMinPageAttrib();
1865 }
1866
1867 //returns 1-based index for "To" page
1868 protected final int getToPageAttrib() {
1869 if (attributes != null) {
1870 PageRanges pageRangesAttr =
1871 (PageRanges)attributes.get(PageRanges.class);
1872 if (pageRangesAttr != null) {
1873 int[][] range = pageRangesAttr.getMembers();
1874 return range[range.length-1][1];
1875 }
1876 }
1877 return getMaxPageAttrib();
1878 }
1879
1880 protected final int getMinPageAttrib() {
1881 if (attributes != null) {
1882 SunMinMaxPage s =
1883 (SunMinMaxPage)attributes.get(SunMinMaxPage.class);
1884 if (s != null) {
1885 return s.getMin();
1886 }
1887 }
1888 return 1;
1889 }
1890
1891 protected final int getMaxPageAttrib() {
1892 if (attributes != null) {
1893 SunMinMaxPage s =
1894 (SunMinMaxPage)attributes.get(SunMinMaxPage.class);
1895 if (s != null) {
1896 return s.getMax();
1897 }
1898 }
1899
1900 Pageable pageable = getPageable();
1901 if (pageable != null) {
1902 int numPages = pageable.getNumberOfPages();
1903 if (numPages <= Pageable.UNKNOWN_NUMBER_OF_PAGES) {
1904 numPages = MAX_UNKNOWN_PAGES;
1905 }
1906 return ((numPages == 0) ? 1 : numPages);
1907 }
1908
1909 return Integer.MAX_VALUE;
1910 }
1911 /**
1912 * Called by the print() method at the start of
1913 * a print job.
1914 */
1915 protected abstract void startDoc() throws PrinterException;
1916
1917 /**
1918 * Called by the print() method at the end of
1919 * a print job.
1920 */
1921 protected abstract void endDoc() throws PrinterException;
1922
1923 /* Called by cancelDoc */
1924 protected abstract void abortDoc();
1925
1926 // MacOSX - made protected so subclasses can reference it.
1927 protected void cancelDoc() throws PrinterAbortException {
1928 abortDoc();
1929 synchronized (this) {
1930 userCancelled = false;
1931 performingPrinting = false;
1932 notify();
1933 }
1934 throw new PrinterAbortException();
1935 }
1936
1937 /**
1938 * Returns how many times the entire book should
1939 * be printed by the PrintJob. If the printer
1940 * itself supports collation then this method
1941 * should return 1 indicating that the entire
1942 * book need only be printed once and the copies
1943 * will be collated and made in the printer.
1944 */
1945 protected int getCollatedCopies() {
1946 return isCollated() ? getCopiesInt() : 1;
1947 }
1948
1949 /**
1950 * Returns how many times each page in the book
1951 * should be consecutively printed by PrintJob.
1952 * If the printer makes copies itself then this
1953 * method should return 1.
1954 */
1955 protected int getNoncollatedCopies() {
1956 return isCollated() ? 1 : getCopiesInt();
1957 }
1958
1959
1960 /* The printer graphics config is cached on the job, so that it can
1961 * be created once, and updated only as needed (for now only to change
1962 * the bounds if when using a Pageable the page sizes changes).
1963 */
1964
1965 private int deviceWidth, deviceHeight;
1966 private AffineTransform defaultDeviceTransform;
1967 private PrinterGraphicsConfig pgConfig;
1968
1969 synchronized void setGraphicsConfigInfo(AffineTransform at,
1970 double pw, double ph) {
1971 Point2D.Double pt = new Point2D.Double(pw, ph);
1972 at.transform(pt, pt);
1973
1974 if (pgConfig == null ||
1975 defaultDeviceTransform == null ||
1976 !at.equals(defaultDeviceTransform) ||
1977 deviceWidth != (int)pt.getX() ||
1978 deviceHeight != (int)pt.getY()) {
1979
1980 deviceWidth = (int)pt.getX();
1981 deviceHeight = (int)pt.getY();
1982 defaultDeviceTransform = at;
1983 pgConfig = null;
1984 }
1985 }
1986
1987 synchronized PrinterGraphicsConfig getPrinterGraphicsConfig() {
1988 if (pgConfig != null) {
1989 return pgConfig;
1990 }
1991 String deviceID = "Printer Device";
1992 PrintService service = getPrintService();
1993 if (service != null) {
1994 deviceID = service.toString();
1995 }
1996 pgConfig = new PrinterGraphicsConfig(deviceID,
1997 defaultDeviceTransform,
1998 deviceWidth, deviceHeight);
1999 return pgConfig;
2000 }
2001
2002 /**
2003 * Print a page from the provided document.
2004 * @return int Printable.PAGE_EXISTS if the page existed and was drawn and
2005 * Printable.NO_SUCH_PAGE if the page did not exist.
2006 * @see java.awt.print.Printable
2007 */
2008 protected int printPage(Pageable document, int pageIndex)
2009 throws PrinterException
2010 {
2011 PageFormat page;
2012 PageFormat origPage;
2013 Printable painter;
2014 try {
2015 origPage = document.getPageFormat(pageIndex);
2016 page = (PageFormat)origPage.clone();
2017 painter = document.getPrintable(pageIndex);
2018 } catch (Exception e) {
2019 PrinterException pe =
2020 new PrinterException("Error getting page or printable.[ " +
2021 e +" ]");
2022 pe.initCause(e);
2023 throw pe;
2024 }
2025
2026 /* Get the imageable area from Paper instead of PageFormat
2027 * because we do not want it adjusted by the page orientation.
2028 */
2029 Paper paper = page.getPaper();
2030 // if non-portrait and 270 degree landscape rotation
2031 if (page.getOrientation() != PageFormat.PORTRAIT &&
2032 landscapeRotates270) {
2033
2034 double left = paper.getImageableX();
2035 double top = paper.getImageableY();
2036 double width = paper.getImageableWidth();
2037 double height = paper.getImageableHeight();
2038 paper.setImageableArea(paper.getWidth()-left-width,
2039 paper.getHeight()-top-height,
2040 width, height);
2041 page.setPaper(paper);
2042 if (page.getOrientation() == PageFormat.LANDSCAPE) {
2043 page.setOrientation(PageFormat.REVERSE_LANDSCAPE);
2044 } else {
2045 page.setOrientation(PageFormat.LANDSCAPE);
2046 }
2047 }
2048
2049 double xScale = getXRes() / 72.0;
2050 double yScale = getYRes() / 72.0;
2051
2052 /* The deviceArea is the imageable area in the printer's
2053 * resolution.
2054 */
2055 Rectangle2D deviceArea =
2056 new Rectangle2D.Double(paper.getImageableX() * xScale,
2057 paper.getImageableY() * yScale,
2058 paper.getImageableWidth() * xScale,
2059 paper.getImageableHeight() * yScale);
2060
2061 /* Build and hold on to a uniform transform so that
2062 * we can get back to device space at the beginning
2063 * of each band.
2064 */
2065 AffineTransform uniformTransform = new AffineTransform();
2066
2067 /* The scale transform is used to switch from the
2068 * device space to the user's 72 dpi space.
2069 */
2070 AffineTransform scaleTransform = new AffineTransform();
2071 scaleTransform.scale(xScale, yScale);
2072
2073 /* bandwidth is multiple of 4 as the data is used in a win32 DIB and
2074 * some drivers behave badly if scanlines aren't multiples of 4 bytes.
2075 */
2076 int bandWidth = (int) deviceArea.getWidth();
2077 if (bandWidth % 4 != 0) {
2078 bandWidth += (4 - (bandWidth % 4));
2079 }
2080 if (bandWidth <= 0) {
2081 throw new PrinterException("Paper's imageable width is too small.");
2082 }
2083
2084 int deviceAreaHeight = (int)deviceArea.getHeight();
2085 if (deviceAreaHeight <= 0) {
2086 throw new PrinterException("Paper's imageable height is too small.");
2087 }
2088
2089 /* Figure out the number of lines that will fit into
2090 * our maximum band size. The hard coded 3 reflects the
2091 * fact that we can only create 24 bit per pixel 3 byte BGR
2092 * BufferedImages. FIX.
2093 */
2094 int bandHeight = (MAX_BAND_SIZE / bandWidth / 3);
2095
2096 int deviceLeft = (int)Math.rint(paper.getImageableX() * xScale);
2097 int deviceTop = (int)Math.rint(paper.getImageableY() * yScale);
2098
2099 /* The device transform is used to move the band down
2100 * the page using translates. Normally this is all it
2101 * would do, but since, when printing, the Window's
2102 * DIB format wants the last line to be first (lowest) in
2103 * memory, the deviceTransform moves the origin to the
2104 * bottom of the band and flips the origin. This way the
2105 * app prints upside down into the band which is the DIB
2106 * format.
2107 */
2108 AffineTransform deviceTransform = new AffineTransform();
2109 deviceTransform.translate(-deviceLeft, deviceTop);
2110 deviceTransform.translate(0, bandHeight);
2111 deviceTransform.scale(1, -1);
2112
2113 /* Create a BufferedImage to hold the band. We set the clip
2114 * of the band to be tight around the bits so that the
2115 * application can use it to figure what part of the
2116 * page needs to be drawn. The clip is never altered in
2117 * this method, but we do translate the band's coordinate
2118 * system so that the app will see the clip moving down the
2119 * page though it s always around the same set of pixels.
2120 */
2121 BufferedImage pBand = new BufferedImage(1, 1,
2122 BufferedImage.TYPE_3BYTE_BGR);
2123
2124 /* Have the app draw into a PeekGraphics object so we can
2125 * learn something about the needs of the print job.
2126 */
2127
2128 PeekGraphics peekGraphics = createPeekGraphics(pBand.createGraphics(),
2129 this);
2130
2131 Rectangle2D.Double pageFormatArea =
2132 new Rectangle2D.Double(page.getImageableX(),
2133 page.getImageableY(),
2134 page.getImageableWidth(),
2135 page.getImageableHeight());
2136 peekGraphics.transform(scaleTransform);
2137 peekGraphics.translate(-getPhysicalPrintableX(paper) / xScale,
2138 -getPhysicalPrintableY(paper) / yScale);
2139 peekGraphics.transform(new AffineTransform(page.getMatrix()));
2140 initPrinterGraphics(peekGraphics, pageFormatArea);
2141 AffineTransform pgAt = peekGraphics.getTransform();
2142
2143 /* Update the information used to return a GraphicsConfiguration
2144 * for this printer device. It needs to be updated per page as
2145 * not all pages in a job may be the same size (different bounds)
2146 * The transform is the scaling transform as this corresponds to
2147 * the default transform for the device. The width and height are
2148 * those of the paper, not the page format, as we want to describe
2149 * the bounds of the device in its natural coordinate system of
2150 * device coordinate whereas a page format may be in a rotated context.
2151 */
2152 setGraphicsConfigInfo(scaleTransform,
2153 paper.getWidth(), paper.getHeight());
2154 int pageResult = painter.print(peekGraphics, origPage, pageIndex);
2155 debug_println("pageResult "+pageResult);
2156 if (pageResult == Printable.PAGE_EXISTS) {
2157 debug_println("startPage "+pageIndex);
2158
2159 /* We need to check if the paper size is changed.
2160 * Note that it is not sufficient to ask for the pageformat
2161 * of "pageIndex-1", since PageRanges mean that pages can be
2162 * skipped. So we have to look at the actual last paper size used.
2163 */
2164 Paper thisPaper = page.getPaper();
2165 boolean paperChanged =
2166 previousPaper == null ||
2167 thisPaper.getWidth() != previousPaper.getWidth() ||
2168 thisPaper.getHeight() != previousPaper.getHeight();
2169 previousPaper = thisPaper;
2170
2171 startPage(page, painter, pageIndex, paperChanged);
2172 Graphics2D pathGraphics = createPathGraphics(peekGraphics, this,
2173 painter, page,
2174 pageIndex);
2175
2176 /* If we can convert the page directly to the
2177 * underlying graphics system then we do not
2178 * need to rasterize. We also may not need to
2179 * create the 'band' if all the pages can take
2180 * this path.
2181 */
2182 if (pathGraphics != null) {
2183 pathGraphics.transform(scaleTransform);
2184 // user (0,0) should be origin of page, not imageable area
2185 pathGraphics.translate(-getPhysicalPrintableX(paper) / xScale,
2186 -getPhysicalPrintableY(paper) / yScale);
2187 pathGraphics.transform(new AffineTransform(page.getMatrix()));
2188 initPrinterGraphics(pathGraphics, pageFormatArea);
2189
2190 redrawList.clear();
2191
2192 AffineTransform initialTx = pathGraphics.getTransform();
2193
2194 painter.print(pathGraphics, origPage, pageIndex);
2195
2196 for (int i=0;i<redrawList.size();i++) {
2197 GraphicsState gstate = redrawList.get(i);
2198 pathGraphics.setTransform(initialTx);
2199 ((PathGraphics)pathGraphics).redrawRegion(
2200 gstate.region,
2201 gstate.sx,
2202 gstate.sy,
2203 gstate.theClip,
2204 gstate.theTransform);
2205 }
2206
2207 /* This is the banded-raster printing loop.
2208 * It should be moved into its own method.
2209 */
2210 } else {
2211 BufferedImage band = cachedBand;
2212 if (cachedBand == null ||
2213 bandWidth != cachedBandWidth ||
2214 bandHeight != cachedBandHeight) {
2215 band = new BufferedImage(bandWidth, bandHeight,
2216 BufferedImage.TYPE_3BYTE_BGR);
2217 cachedBand = band;
2218 cachedBandWidth = bandWidth;
2219 cachedBandHeight = bandHeight;
2220 }
2221 Graphics2D bandGraphics = band.createGraphics();
2222
2223 Rectangle2D.Double clipArea =
2224 new Rectangle2D.Double(0, 0, bandWidth, bandHeight);
2225
2226 initPrinterGraphics(bandGraphics, clipArea);
2227
2228 ProxyGraphics2D painterGraphics =
2229 new ProxyGraphics2D(bandGraphics, this);
2230
2231 Graphics2D clearGraphics = band.createGraphics();
2232 clearGraphics.setColor(Color.white);
2233
2234 /* We need the actual bits of the BufferedImage to send to
2235 * the native Window's code. 'data' points to the actual
2236 * pixels. Right now these are in ARGB format with 8 bits
2237 * per component. We need to use a monochrome BufferedImage
2238 * for monochrome printers when this is supported by
2239 * BufferedImage. FIX
2240 */
2241 ByteInterleavedRaster tile = (ByteInterleavedRaster)band.getRaster();
2242 byte[] data = tile.getDataStorage();
2243
2244 /* Loop over the page moving our band down the page,
2245 * calling the app to render the band, and then send the band
2246 * to the printer.
2247 */
2248 int deviceBottom = deviceTop + deviceAreaHeight;
2249
2250 /* device's printable x,y is really addressable origin
2251 * we address relative to media origin so when we print a
2252 * band we need to adjust for the different methods of
2253 * addressing it.
2254 */
2255 int deviceAddressableX = (int)getPhysicalPrintableX(paper);
2256 int deviceAddressableY = (int)getPhysicalPrintableY(paper);
2257
2258 for (int bandTop = 0; bandTop <= deviceAreaHeight;
2259 bandTop += bandHeight)
2260 {
2261
2262 /* Put the band back into device space and
2263 * erase the contents of the band.
2264 */
2265 clearGraphics.fillRect(0, 0, bandWidth, bandHeight);
2266
2267 /* Put the band into the correct location on the
2268 * page. Once the band is moved we translate the
2269 * device transform so that the band will move down
2270 * the page on the next iteration of the loop.
2271 */
2272 bandGraphics.setTransform(uniformTransform);
2273 bandGraphics.transform(deviceTransform);
2274 deviceTransform.translate(0, -bandHeight);
2275
2276 /* Switch the band from device space to user,
2277 * 72 dpi, space.
2278 */
2279 bandGraphics.transform(scaleTransform);
2280 bandGraphics.transform(new AffineTransform(page.getMatrix()));
2281
2282 Rectangle clip = bandGraphics.getClipBounds();
2283 clip = pgAt.createTransformedShape(clip).getBounds();
2284
2285 if ((clip == null) || peekGraphics.hitsDrawingArea(clip) &&
2286 (bandWidth > 0 && bandHeight > 0)) {
2287
2288 /* if the client has specified an imageable X or Y
2289 * which is off than the physically addressable
2290 * area of the page, then we need to adjust for that
2291 * here so that we pass only non -ve band coordinates
2292 * We also need to translate by the adjusted amount
2293 * so that printing appears in the correct place.
2294 */
2295 int bandX = deviceLeft - deviceAddressableX;
2296 if (bandX < 0) {
2297 bandGraphics.translate(bandX/xScale,0);
2298 bandX = 0;
2299 }
2300 int bandY = deviceTop + bandTop - deviceAddressableY;
2301 if (bandY < 0) {
2302 bandGraphics.translate(0,bandY/yScale);
2303 bandY = 0;
2304 }
2305 /* Have the app's painter image into the band
2306 * and then send the band to the printer.
2307 */
2308 painterGraphics.setDelegate((Graphics2D) bandGraphics.create());
2309 painter.print(painterGraphics, origPage, pageIndex);
2310 painterGraphics.dispose();
2311 printBand(data, bandX, bandY, bandWidth, bandHeight);
2312 }
2313 }
2314
2315 clearGraphics.dispose();
2316 bandGraphics.dispose();
2317
2318 }
2319 debug_println("calling endPage "+pageIndex);
2320 endPage(page, painter, pageIndex);
2321 }
2322
2323 return pageResult;
2324 }
2325
2326 /**
2327 * If a print job is in progress, print() has been
2328 * called but has not returned, then this signals
2329 * that the job should be cancelled and the next
2330 * chance. If there is no print job in progress then
2331 * this call does nothing.
2332 */
2333 public void cancel() {
2334 synchronized (this) {
2335 if (performingPrinting) {
2336 userCancelled = true;
2337 }
2338 notify();
2339 }
2340 }
2341
2342 /**
2343 * Returns true is a print job is ongoing but will
2344 * be cancelled and the next opportunity. false is
2345 * returned otherwise.
2346 */
2347 public boolean isCancelled() {
2348
2349 boolean cancelled = false;
2350
2351 synchronized (this) {
2352 cancelled = (performingPrinting && userCancelled);
2353 notify();
2354 }
2355
2356 return cancelled;
2357 }
2358
2359 /**
2360 * Return the Pageable describing the pages to be printed.
2361 */
2362 protected Pageable getPageable() {
2363 return mDocument;
2364 }
2365
2366 /**
2367 * Examine the metrics captured by the
2368 * <code>PeekGraphics</code> instance and
2369 * if capable of directly converting this
2370 * print job to the printer's control language
2371 * or the native OS's graphics primitives, then
2372 * return a <code>PathGraphics</code> to perform
2373 * that conversion. If there is not an object
2374 * capable of the conversion then return
2375 * <code>null</code>. Returning <code>null</code>
2376 * causes the print job to be rasterized.
2377 */
2378 protected Graphics2D createPathGraphics(PeekGraphics graphics,
2379 PrinterJob printerJob,
2380 Printable painter,
2381 PageFormat pageFormat,
2382 int pageIndex) {
2383
2384 return null;
2385 }
2386
2387 /**
2388 * Create and return an object that will
2389 * gather and hold metrics about the print
2390 * job. This method is passed a <code>Graphics2D</code>
2391 * object that can be used as a proxy for the
2392 * object gathering the print job matrics. The
2393 * method is also supplied with the instance
2394 * controlling the print job, <code>printerJob</code>.
2395 */
2396 protected PeekGraphics createPeekGraphics(Graphics2D graphics,
2397 PrinterJob printerJob) {
2398
2399 return new PeekGraphics(graphics, printerJob);
2400 }
2401
2402 /**
2403 * Configure the passed in Graphics2D so that
2404 * is contains the defined initial settings
2405 * for a print job. These settings are:
2406 * color: black.
2407 * clip: <as passed in>
2408 */
2409 // MacOSX - made protected so subclasses can reference it.
2410 protected void initPrinterGraphics(Graphics2D g, Rectangle2D clip) {
2411
2412 g.setClip(clip);
2413 g.setPaint(Color.black);
2414 }
2415
2416
2417 /**
2418 * User dialogs should disable "File" buttons if this returns false.
2419 *
2420 */
2421 public boolean checkAllowedToPrintToFile() {
2422 try {
2423 throwPrintToFile();
2424 return true;
2425 } catch (SecurityException e) {
2426 return false;
2427 }
2428 }
2429
2430 /**
2431 * Break this out as it may be useful when we allow API to
2432 * specify printing to a file. In that case its probably right
2433 * to throw a SecurityException if the permission is not granted
2434 */
2435 private void throwPrintToFile() {
2436 SecurityManager security = System.getSecurityManager();
2437 if (security != null) {
2438 if (printToFilePermission == null) {
2439 printToFilePermission =
2440 new FilePermission("<<ALL FILES>>", "read,write");
2441 }
2442 security.checkPermission(printToFilePermission);
2443 }
2444 }
2445
2446 /* On-screen drawString renders most control chars as the missing glyph
2447 * and have the non-zero advance of that glyph.
2448 * Exceptions are \t, \n and \r which are considered zero-width.
2449 * This is a utility method used by subclasses to remove them so we
2450 * don't have to worry about platform or font specific handling of them.
2451 */
2452 protected String removeControlChars(String s) {
2453 char[] in_chars = s.toCharArray();
2454 int len = in_chars.length;
2455 char[] out_chars = new char[len];
2456 int pos = 0;
2457
2458 for (int i = 0; i < len; i++) {
2459 char c = in_chars[i];
2460 if (c > '\r' || c < '\t' || c == '\u000b' || c == '\u000c') {
2461 out_chars[pos++] = c;
2462 }
2463 }
2464 if (pos == len) {
2465 return s; // no need to make a new String.
2466 } else {
2467 return new String(out_chars, 0, pos);
2468 }
2469 }
2470 }