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 abstract protected double getXRes(); 339 340 /** 341 * Returns the resolution in dots per inch down the height 342 * of the page. 343 */ 344 abstract protected 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 abstract protected 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 abstract protected 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 abstract protected 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 abstract protected 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 abstract protected 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 abstract protected double getPhysicalPageHeight(Paper p); 387 388 /** 389 * Begin a new page. 390 */ 391 abstract protected void startPage(PageFormat format, Printable painter, 392 int index, boolean paperChanged) 393 throws PrinterException; 394 395 /** 396 * End a page. 397 */ 398 abstract protected 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 abstract protected 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 a 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 = pageDialog(attributes); 744 745 if (newPage == null) { 746 return page; 747 } else { 748 return newPage; 749 } 750 } 751 752 /** 753 * return a PageFormat corresponding to the updated attributes, 754 * or null if the user cancelled the dialog. 755 */ 756 @SuppressWarnings("deprecation") 757 public PageFormat pageDialog(final PrintRequestAttributeSet attributes) 758 throws HeadlessException { 759 if (GraphicsEnvironment.isHeadless()) { 760 throw new HeadlessException(); 761 } 762 763 DialogTypeSelection dlg = 764 (DialogTypeSelection)attributes.get(DialogTypeSelection.class); 765 766 // Check for native, note that default dialog is COMMON. 767 if (dlg == DialogTypeSelection.NATIVE) { 768 PrintService pservice = getPrintService(); 769 PageFormat page = pageDialog(attributeToPageFormat(pservice, 770 attributes)); 771 updateAttributesWithPageFormat(pservice, page, attributes); 772 return page; 773 } 774 775 final GraphicsConfiguration gc = 776 GraphicsEnvironment.getLocalGraphicsEnvironment(). 777 getDefaultScreenDevice().getDefaultConfiguration(); 778 Rectangle bounds = gc.getBounds(); 779 int x = bounds.x+bounds.width/3; 780 int y = bounds.y+bounds.height/3; 781 782 PrintService service = java.security.AccessController.doPrivileged( 783 new java.security.PrivilegedAction<PrintService>() { 784 public PrintService run() { 785 PrintService service = getPrintService(); 786 if (service == null) { 787 ServiceDialog.showNoPrintService(gc); 788 return null; 789 } 790 return service; 791 } 792 }); 793 794 if (service == null) { 795 return null; 796 } 797 798 ServiceDialog pageDialog = new ServiceDialog(gc, x, y, service, 799 DocFlavor.SERVICE_FORMATTED.PAGEABLE, 800 attributes, (Frame)null); 801 pageDialog.show(); 802 803 if (pageDialog.getStatus() == ServiceDialog.APPROVE) { 804 PrintRequestAttributeSet newas = 805 pageDialog.getAttributes(); 806 Class<?> amCategory = SunAlternateMedia.class; 807 808 if (attributes.containsKey(amCategory) && 809 !newas.containsKey(amCategory)) { 810 attributes.remove(amCategory); 811 } 812 attributes.addAll(newas); 813 return attributeToPageFormat(service, attributes); 814 } else { 815 return null; 816 } 817 } 818 819 protected PageFormat getPageFormatFromAttributes() { 820 if (attributes == null || attributes.isEmpty()) { 821 return null; 822 } 823 return attributeToPageFormat(getPrintService(), this.attributes); 824 } 825 826 827 /** 828 * Presents the user a dialog for changing properties of the 829 * print job interactively. 830 * The services browsable here are determined by the type of 831 * service currently installed. 832 * If the application installed a StreamPrintService on this 833 * PrinterJob, only the available StreamPrintService (factories) are 834 * browsable. 835 * 836 * @param attributes to store changed properties. 837 * @return false if the user cancels the dialog and true otherwise. 838 * @exception HeadlessException if GraphicsEnvironment.isHeadless() 839 * returns true. 840 * @see java.awt.GraphicsEnvironment#isHeadless 841 */ 842 public boolean printDialog(final PrintRequestAttributeSet attributes) 843 throws HeadlessException { 844 if (GraphicsEnvironment.isHeadless()) { 845 throw new HeadlessException(); 846 } 847 848 DialogTypeSelection dlg = 849 (DialogTypeSelection)attributes.get(DialogTypeSelection.class); 850 851 // Check for native, note that default dialog is COMMON. 852 if (dlg == DialogTypeSelection.NATIVE) { 853 this.attributes = attributes; 854 try { 855 debug_println("calling setAttributes in printDialog"); 856 setAttributes(attributes); 857 858 } catch (PrinterException e) { 859 860 } 861 862 boolean ret = printDialog(); 863 this.attributes = attributes; 864 return ret; 865 866 } 867 868 /* A security check has already been performed in the 869 * java.awt.print.printerJob.getPrinterJob method. 870 * So by the time we get here, it is OK for the current thread 871 * to print either to a file (from a Dialog we control!) or 872 * to a chosen printer. 873 * 874 * We raise privilege when we put up the dialog, to avoid 875 * the "warning applet window" banner. 876 */ 877 final GraphicsConfiguration gc = 878 GraphicsEnvironment.getLocalGraphicsEnvironment(). 879 getDefaultScreenDevice().getDefaultConfiguration(); 880 881 PrintService service = java.security.AccessController.doPrivileged( 882 new java.security.PrivilegedAction<PrintService>() { 883 public PrintService run() { 884 PrintService service = getPrintService(); 885 if (service == null) { 886 ServiceDialog.showNoPrintService(gc); 887 return null; 888 } 889 return service; 890 } 891 }); 892 893 if (service == null) { 894 return false; 895 } 896 897 PrintService[] services; 898 StreamPrintServiceFactory[] spsFactories = null; 899 if (service instanceof StreamPrintService) { 900 spsFactories = lookupStreamPrintServices(null); 901 services = new StreamPrintService[spsFactories.length]; 902 for (int i=0; i<spsFactories.length; i++) { 903 services[i] = spsFactories[i].getPrintService(null); 904 } 905 } else { 906 services = java.security.AccessController.doPrivileged( 907 new java.security.PrivilegedAction<PrintService[]>() { 908 public PrintService[] run() { 909 PrintService[] services = PrinterJob.lookupPrintServices(); 910 return services; 911 } 912 }); 913 914 if ((services == null) || (services.length == 0)) { 915 /* 916 * No services but default PrintService exists? 917 * Create services using defaultService. 918 */ 919 services = new PrintService[1]; 920 services[0] = service; 921 } 922 } 923 924 Rectangle bounds = gc.getBounds(); 925 int x = bounds.x+bounds.width/3; 926 int y = bounds.y+bounds.height/3; 927 PrintService newService; 928 // temporarily add an attribute pointing back to this job. 929 PrinterJobWrapper jobWrapper = new PrinterJobWrapper(this); 930 attributes.add(jobWrapper); 931 try { 932 newService = 933 ServiceUI.printDialog(gc, x, y, 934 services, service, 935 DocFlavor.SERVICE_FORMATTED.PAGEABLE, 936 attributes); 937 } catch (IllegalArgumentException iae) { 938 newService = ServiceUI.printDialog(gc, x, y, 939 services, services[0], 940 DocFlavor.SERVICE_FORMATTED.PAGEABLE, 941 attributes); 942 } 943 attributes.remove(PrinterJobWrapper.class); 944 945 if (newService == null) { 946 return false; 947 } 948 949 if (!service.equals(newService)) { 950 try { 951 setPrintService(newService); 952 } catch (PrinterException e) { 953 /* 954 * The only time it would throw an exception is when 955 * newService is no longer available but we should still 956 * select this printer. 957 */ 958 myService = newService; 959 } 960 } 961 return true; 962 } 963 964 /** 965 * Presents the user a dialog for changing properties of the 966 * print job interactively. 967 * @returns false if the user cancels the dialog and 968 * true otherwise. 969 * @exception HeadlessException if GraphicsEnvironment.isHeadless() 970 * returns true. 971 * @see java.awt.GraphicsEnvironment#isHeadless 972 */ 973 public boolean printDialog() throws HeadlessException { 974 975 if (GraphicsEnvironment.isHeadless()) { 976 throw new HeadlessException(); 977 } 978 979 PrintRequestAttributeSet attributes = 980 new HashPrintRequestAttributeSet(); 981 attributes.add(new Copies(getCopies())); 982 attributes.add(new JobName(getJobName(), null)); 983 boolean doPrint = printDialog(attributes); 984 if (doPrint) { 985 JobName jobName = (JobName)attributes.get(JobName.class); 986 if (jobName != null) { 987 setJobName(jobName.getValue()); 988 } 989 Copies copies = (Copies)attributes.get(Copies.class); 990 if (copies != null) { 991 setCopies(copies.getValue()); 992 } 993 994 Destination dest = (Destination)attributes.get(Destination.class); 995 996 if (dest != null) { 997 try { 998 mDestType = RasterPrinterJob.FILE; 999 mDestination = (new File(dest.getURI())).getPath(); 1000 } catch (Exception e) { 1001 mDestination = "out.prn"; 1002 PrintService ps = getPrintService(); 1003 if (ps != null) { 1004 Destination defaultDest = (Destination)ps. 1005 getDefaultAttributeValue(Destination.class); 1006 if (defaultDest != null) { 1007 mDestination = (new File(defaultDest.getURI())).getPath(); 1008 } 1009 } 1010 } 1011 } else { 1012 mDestType = RasterPrinterJob.PRINTER; 1013 PrintService ps = getPrintService(); 1014 if (ps != null) { 1015 mDestination = ps.getName(); 1016 } 1017 } 1018 } 1019 1020 return doPrint; 1021 } 1022 1023 /** 1024 * The pages in the document to be printed by this PrinterJob 1025 * are drawn by the Printable object 'painter'. The PageFormat 1026 * for each page is the default page format. 1027 * @param Printable Called to render each page of the document. 1028 */ 1029 public void setPrintable(Printable painter) { 1030 setPageable(new OpenBook(defaultPage(new PageFormat()), painter)); 1031 } 1032 1033 /** 1034 * The pages in the document to be printed by this PrinterJob 1035 * are drawn by the Printable object 'painter'. The PageFormat 1036 * of each page is 'format'. 1037 * @param Printable Called to render each page of the document. 1038 * @param PageFormat The size and orientation of each page to 1039 * be printed. 1040 */ 1041 public void setPrintable(Printable painter, PageFormat format) { 1042 setPageable(new OpenBook(format, painter)); 1043 updatePageAttributes(getPrintService(), format); 1044 } 1045 1046 /** 1047 * The pages in the document to be printed are held by the 1048 * Pageable instance 'document'. 'document' will be queried 1049 * for the number of pages as well as the PageFormat and 1050 * Printable for each page. 1051 * @param Pageable The document to be printed. It may not be null. 1052 * @exception NullPointerException the Pageable passed in was null. 1053 * @see PageFormat 1054 * @see Printable 1055 */ 1056 public void setPageable(Pageable document) throws NullPointerException { 1057 if (document != null) { 1058 mDocument = document; 1059 1060 } else { 1061 throw new NullPointerException(); 1062 } 1063 } 1064 1065 protected void initPrinter() { 1066 return; 1067 } 1068 1069 protected boolean isSupportedValue(Attribute attrval, 1070 PrintRequestAttributeSet attrset) { 1071 PrintService ps = getPrintService(); 1072 return 1073 (attrval != null && ps != null && 1074 ps.isAttributeValueSupported(attrval, 1075 DocFlavor.SERVICE_FORMATTED.PAGEABLE, 1076 attrset)); 1077 } 1078 1079 /** 1080 * Set the device resolution. 1081 * Overridden and used only by the postscript code. 1082 * Windows code pulls the information from the attribute set itself. 1083 */ 1084 protected void setXYRes(double x, double y) { 1085 } 1086 1087 /* subclasses may need to pull extra information out of the attribute set 1088 * They can override this method & call super.setAttributes() 1089 */ 1090 protected void setAttributes(PrintRequestAttributeSet attributes) 1091 throws PrinterException { 1092 /* reset all values to defaults */ 1093 setCollated(false); 1094 sidesAttr = null; 1095 printerResAttr = null; 1096 pageRangesAttr = null; 1097 copiesAttr = 0; 1098 jobNameAttr = null; 1099 userNameAttr = null; 1100 destinationAttr = null; 1101 collateAttReq = false; 1102 1103 PrintService service = getPrintService(); 1104 if (attributes == null || service == null) { 1105 return; 1106 } 1107 1108 boolean fidelity = false; 1109 Fidelity attrFidelity = (Fidelity)attributes.get(Fidelity.class); 1110 if (attrFidelity != null && attrFidelity == Fidelity.FIDELITY_TRUE) { 1111 fidelity = true; 1112 } 1113 1114 if (fidelity == true) { 1115 AttributeSet unsupported = 1116 service.getUnsupportedAttributes( 1117 DocFlavor.SERVICE_FORMATTED.PAGEABLE, 1118 attributes); 1119 if (unsupported != null) { 1120 throw new PrinterException("Fidelity cannot be satisfied"); 1121 } 1122 } 1123 1124 /* 1125 * Since we have verified supported values if fidelity is true, 1126 * we can either ignore unsupported values, or substitute a 1127 * reasonable alternative 1128 */ 1129 1130 SheetCollate collateAttr = 1131 (SheetCollate)attributes.get(SheetCollate.class); 1132 if (isSupportedValue(collateAttr, attributes)) { 1133 setCollated(collateAttr == SheetCollate.COLLATED); 1134 } 1135 1136 sidesAttr = (Sides)attributes.get(Sides.class); 1137 if (!isSupportedValue(sidesAttr, attributes)) { 1138 sidesAttr = Sides.ONE_SIDED; 1139 } 1140 1141 printerResAttr = (PrinterResolution)attributes.get(PrinterResolution.class); 1142 if (service.isAttributeCategorySupported(PrinterResolution.class)) { 1143 if (!isSupportedValue(printerResAttr, attributes)) { 1144 printerResAttr = (PrinterResolution) 1145 service.getDefaultAttributeValue(PrinterResolution.class); 1146 } 1147 double xr = 1148 printerResAttr.getCrossFeedResolution(ResolutionSyntax.DPI); 1149 double yr = printerResAttr.getFeedResolution(ResolutionSyntax.DPI); 1150 setXYRes(xr, yr); 1151 } 1152 1153 pageRangesAttr = (PageRanges)attributes.get(PageRanges.class); 1154 if (!isSupportedValue(pageRangesAttr, attributes)) { 1155 pageRangesAttr = null; 1156 } else { 1157 if ((SunPageSelection)attributes.get(SunPageSelection.class) 1158 == SunPageSelection.RANGE) { 1159 // get to, from, min, max page ranges 1160 int[][] range = pageRangesAttr.getMembers(); 1161 // setPageRanges uses 0-based indexing so we subtract 1 1162 setPageRange(range[0][0] - 1, range[0][1] - 1); 1163 } else { 1164 setPageRange(-1, - 1); 1165 } 1166 } 1167 1168 Copies copies = (Copies)attributes.get(Copies.class); 1169 if (isSupportedValue(copies, attributes) || 1170 (!fidelity && copies != null)) { 1171 copiesAttr = copies.getValue(); 1172 setCopies(copiesAttr); 1173 } else { 1174 copiesAttr = getCopies(); 1175 } 1176 1177 Destination destination = 1178 (Destination)attributes.get(Destination.class); 1179 1180 if (isSupportedValue(destination, attributes)) { 1181 try { 1182 // Old code (new File(destination.getURI())).getPath() 1183 // would generate a "URI is not hierarchical" IAE 1184 // for "file:out.prn" so we use getSchemeSpecificPart instead 1185 destinationAttr = "" + new File(destination.getURI(). 1186 getSchemeSpecificPart()); 1187 } catch (Exception e) { // paranoid exception 1188 Destination defaultDest = (Destination)service. 1189 getDefaultAttributeValue(Destination.class); 1190 if (defaultDest != null) { 1191 destinationAttr = "" + new File(defaultDest.getURI(). 1192 getSchemeSpecificPart()); 1193 } 1194 } 1195 } 1196 1197 JobSheets jobSheets = (JobSheets)attributes.get(JobSheets.class); 1198 if (jobSheets != null) { 1199 noJobSheet = jobSheets == JobSheets.NONE; 1200 } 1201 1202 JobName jobName = (JobName)attributes.get(JobName.class); 1203 if (isSupportedValue(jobName, attributes) || 1204 (!fidelity && jobName != null)) { 1205 jobNameAttr = jobName.getValue(); 1206 setJobName(jobNameAttr); 1207 } else { 1208 jobNameAttr = getJobName(); 1209 } 1210 1211 RequestingUserName userName = 1212 (RequestingUserName)attributes.get(RequestingUserName.class); 1213 if (isSupportedValue(userName, attributes) || 1214 (!fidelity && userName != null)) { 1215 userNameAttr = userName.getValue(); 1216 } else { 1217 try { 1218 userNameAttr = getUserName(); 1219 } catch (SecurityException e) { 1220 userNameAttr = ""; 1221 } 1222 } 1223 1224 /* OpenBook is used internally only when app uses Printable. 1225 * This is the case when we use the values from the attribute set. 1226 */ 1227 Media media = (Media)attributes.get(Media.class); 1228 OrientationRequested orientReq = 1229 (OrientationRequested)attributes.get(OrientationRequested.class); 1230 MediaPrintableArea mpa = 1231 (MediaPrintableArea)attributes.get(MediaPrintableArea.class); 1232 1233 if ((orientReq != null || media != null || mpa != null) && 1234 getPageable() instanceof OpenBook) { 1235 1236 /* We could almost(!) use PrinterJob.getPageFormat() except 1237 * here we need to start with the PageFormat from the OpenBook : 1238 */ 1239 Pageable pageable = getPageable(); 1240 Printable printable = pageable.getPrintable(0); 1241 PageFormat pf = (PageFormat)pageable.getPageFormat(0).clone(); 1242 Paper paper = pf.getPaper(); 1243 1244 /* If there's a media but no media printable area, we can try 1245 * to retrieve the default value for mpa and use that. 1246 */ 1247 if (mpa == null && media != null && 1248 service. 1249 isAttributeCategorySupported(MediaPrintableArea.class)) { 1250 Object mpaVals = service. 1251 getSupportedAttributeValues(MediaPrintableArea.class, 1252 null, attributes); 1253 if (mpaVals instanceof MediaPrintableArea[] && 1254 ((MediaPrintableArea[])mpaVals).length > 0) { 1255 mpa = ((MediaPrintableArea[])mpaVals)[0]; 1256 } 1257 } 1258 1259 if (isSupportedValue(orientReq, attributes) || 1260 (!fidelity && orientReq != null)) { 1261 int orient; 1262 if (orientReq.equals(OrientationRequested.REVERSE_LANDSCAPE)) { 1263 orient = PageFormat.REVERSE_LANDSCAPE; 1264 } else if (orientReq.equals(OrientationRequested.LANDSCAPE)) { 1265 orient = PageFormat.LANDSCAPE; 1266 } else { 1267 orient = PageFormat.PORTRAIT; 1268 } 1269 pf.setOrientation(orient); 1270 } 1271 1272 if (isSupportedValue(media, attributes) || 1273 (!fidelity && media != null)) { 1274 if (media instanceof MediaSizeName) { 1275 MediaSizeName msn = (MediaSizeName)media; 1276 MediaSize msz = MediaSize.getMediaSizeForName(msn); 1277 if (msz != null) { 1278 float paperWid = msz.getX(MediaSize.INCH) * 72.0f; 1279 float paperHgt = msz.getY(MediaSize.INCH) * 72.0f; 1280 paper.setSize(paperWid, paperHgt); 1281 if (mpa == null) { 1282 paper.setImageableArea(72.0, 72.0, 1283 paperWid-144.0, 1284 paperHgt-144.0); 1285 } 1286 } 1287 } 1288 } 1289 1290 if (isSupportedValue(mpa, attributes) || 1291 (!fidelity && mpa != null)) { 1292 float [] printableArea = 1293 mpa.getPrintableArea(MediaPrintableArea.INCH); 1294 for (int i=0; i < printableArea.length; i++) { 1295 printableArea[i] = printableArea[i]*72.0f; 1296 } 1297 paper.setImageableArea(printableArea[0], printableArea[1], 1298 printableArea[2], printableArea[3]); 1299 } 1300 1301 pf.setPaper(paper); 1302 pf = validatePage(pf); 1303 setPrintable(printable, pf); 1304 } else { 1305 // for AWT where pageable is not an instance of OpenBook, 1306 // we need to save paper info 1307 this.attributes = attributes; 1308 } 1309 1310 } 1311 1312 /* 1313 * Services we don't recognize as built-in services can't be 1314 * implemented as subclasses of PrinterJob, therefore we create 1315 * a DocPrintJob from their service and pass a Doc representing 1316 * the application's printjob 1317 */ 1318 // MacOSX - made protected so subclasses can reference it. 1319 protected void spoolToService(PrintService psvc, 1320 PrintRequestAttributeSet attributes) 1321 throws PrinterException { 1322 1323 if (psvc == null) { 1324 throw new PrinterException("No print service found."); 1325 } 1326 1327 DocPrintJob job = psvc.createPrintJob(); 1328 Doc doc = new PageableDoc(getPageable()); 1329 if (attributes == null) { 1330 attributes = new HashPrintRequestAttributeSet(); 1331 } 1332 try { 1333 job.print(doc, attributes); 1334 } catch (PrintException e) { 1335 throw new PrinterException(e.toString()); 1336 } 1337 } 1338 1339 /** 1340 * Prints a set of pages. 1341 * @exception java.awt.print.PrinterException an error in the print system 1342 * caused the job to be aborted 1343 * @see java.awt.print.Book 1344 * @see java.awt.print.Pageable 1345 * @see java.awt.print.Printable 1346 */ 1347 public void print() throws PrinterException { 1348 print(attributes); 1349 } 1350 1351 public static boolean debugPrint = false; 1352 protected void debug_println(String str) { 1353 if (debugPrint) { 1354 System.out.println("RasterPrinterJob "+str+" "+this); 1355 } 1356 } 1357 1358 public void print(PrintRequestAttributeSet attributes) 1359 throws PrinterException { 1360 1361 /* 1362 * In the future PrinterJob will probably always dispatch 1363 * the print job to the PrintService. 1364 * This is how third party 2D Print Services will be invoked 1365 * when applications use the PrinterJob API. 1366 * However the JRE's concrete PrinterJob implementations have 1367 * not yet been re-worked to be implemented as standalone 1368 * services, and are implemented only as subclasses of PrinterJob. 1369 * So here we dispatch only those services we do not recognize 1370 * as implemented through platform subclasses of PrinterJob 1371 * (and this class). 1372 */ 1373 PrintService psvc = getPrintService(); 1374 debug_println("psvc = "+psvc); 1375 if (psvc == null) { 1376 throw new PrinterException("No print service found."); 1377 } 1378 1379 // Check the list of services. This service may have been 1380 // deleted already 1381 PrinterState prnState = psvc.getAttribute(PrinterState.class); 1382 if (prnState == PrinterState.STOPPED) { 1383 PrinterStateReasons prnStateReasons = 1384 psvc.getAttribute(PrinterStateReasons.class); 1385 if ((prnStateReasons != null) && 1386 (prnStateReasons.containsKey(PrinterStateReason.SHUTDOWN))) 1387 { 1388 throw new PrinterException("PrintService is no longer available."); 1389 } 1390 } 1391 1392 if ((psvc.getAttribute(PrinterIsAcceptingJobs.class)) == 1393 PrinterIsAcceptingJobs.NOT_ACCEPTING_JOBS) { 1394 throw new PrinterException("Printer is not accepting job."); 1395 } 1396 1397 if ((psvc instanceof SunPrinterJobService) && 1398 ((SunPrinterJobService)psvc).usesClass(getClass())) { 1399 setAttributes(attributes); 1400 // throw exception for invalid destination 1401 if (destinationAttr != null) { 1402 validateDestination(destinationAttr); 1403 } 1404 } else { 1405 spoolToService(psvc, attributes); 1406 return; 1407 } 1408 /* We need to make sure that the collation and copies 1409 * settings are initialised */ 1410 initPrinter(); 1411 1412 int numCollatedCopies = getCollatedCopies(); 1413 int numNonCollatedCopies = getNoncollatedCopies(); 1414 debug_println("getCollatedCopies() "+numCollatedCopies 1415 + " getNoncollatedCopies() "+ numNonCollatedCopies); 1416 1417 /* Get the range of pages we are to print. If the 1418 * last page to print is unknown, then we print to 1419 * the end of the document. Note that firstPage 1420 * and lastPage are 0 based page indices. 1421 */ 1422 int numPages = mDocument.getNumberOfPages(); 1423 if (numPages == 0) { 1424 return; 1425 } 1426 1427 int firstPage = getFirstPage(); 1428 int lastPage = getLastPage(); 1429 if(lastPage == Pageable.UNKNOWN_NUMBER_OF_PAGES){ 1430 int totalPages = mDocument.getNumberOfPages(); 1431 if (totalPages != Pageable.UNKNOWN_NUMBER_OF_PAGES) { 1432 lastPage = mDocument.getNumberOfPages() - 1; 1433 } 1434 } 1435 1436 try { 1437 synchronized (this) { 1438 performingPrinting = true; 1439 userCancelled = false; 1440 } 1441 1442 startDoc(); 1443 if (isCancelled()) { 1444 cancelDoc(); 1445 } 1446 1447 // PageRanges can be set even if RANGE is not selected 1448 // so we need to check if it is selected. 1449 boolean rangeIsSelected = true; 1450 if (attributes != null) { 1451 SunPageSelection pages = 1452 (SunPageSelection)attributes.get(SunPageSelection.class); 1453 if ((pages != null) && (pages != SunPageSelection.RANGE)) { 1454 rangeIsSelected = false; 1455 } 1456 } 1457 1458 1459 debug_println("after startDoc rangeSelected? "+rangeIsSelected 1460 + " numNonCollatedCopies "+ numNonCollatedCopies); 1461 1462 1463 /* Three nested loops iterate over the document. The outer loop 1464 * counts the number of collated copies while the inner loop 1465 * counts the number of nonCollated copies. Normally, one of 1466 * these two loops will only execute once; that is we will 1467 * either print collated copies or noncollated copies. The 1468 * middle loop iterates over the pages. 1469 * If a PageRanges attribute is used, it constrains the pages 1470 * that are imaged. If a platform subclass (though a user dialog) 1471 * requests a page range via setPageRange(). it too can 1472 * constrain the page ranges that are imaged. 1473 * It is expected that only one of these will be used in a 1474 * job but both should be able to co-exist. 1475 */ 1476 for(int collated = 0; collated < numCollatedCopies; collated++) { 1477 for(int i = firstPage, pageResult = Printable.PAGE_EXISTS; 1478 (i <= lastPage || 1479 lastPage == Pageable.UNKNOWN_NUMBER_OF_PAGES) 1480 && pageResult == Printable.PAGE_EXISTS; 1481 i++) 1482 { 1483 1484 if ((pageRangesAttr != null) && rangeIsSelected ){ 1485 int nexti = pageRangesAttr.next(i); 1486 if (nexti == -1) { 1487 break; 1488 } else if (nexti != i+1) { 1489 continue; 1490 } 1491 } 1492 1493 for(int nonCollated = 0; 1494 nonCollated < numNonCollatedCopies 1495 && pageResult == Printable.PAGE_EXISTS; 1496 nonCollated++) 1497 { 1498 if (isCancelled()) { 1499 cancelDoc(); 1500 } 1501 debug_println("printPage "+i); 1502 pageResult = printPage(mDocument, i); 1503 1504 } 1505 } 1506 } 1507 1508 if (isCancelled()) { 1509 cancelDoc(); 1510 } 1511 1512 } finally { 1513 // reset previousPaper in case this job is invoked again. 1514 previousPaper = null; 1515 synchronized (this) { 1516 if (performingPrinting) { 1517 endDoc(); 1518 } 1519 performingPrinting = false; 1520 notify(); 1521 } 1522 } 1523 } 1524 1525 protected void validateDestination(String dest) throws PrinterException { 1526 if (dest == null) { 1527 return; 1528 } 1529 // dest is null for Destination(new URI("")) 1530 // because isAttributeValueSupported returns false in setAttributes 1531 1532 // Destination(new URI(" ")) throws URISyntaxException 1533 File f = new File(dest); 1534 try { 1535 // check if this is a new file and if filename chars are valid 1536 if (f.createNewFile()) { 1537 f.delete(); 1538 } 1539 } catch (IOException ioe) { 1540 throw new PrinterException("Cannot write to file:"+ 1541 dest); 1542 } catch (SecurityException se) { 1543 //There is already file read/write access so at this point 1544 // only delete access is denied. Just ignore it because in 1545 // most cases the file created in createNewFile gets overwritten 1546 // anyway. 1547 } 1548 1549 File pFile = f.getParentFile(); 1550 if ((f.exists() && 1551 (!f.isFile() || !f.canWrite())) || 1552 ((pFile != null) && 1553 (!pFile.exists() || (pFile.exists() && !pFile.canWrite())))) { 1554 throw new PrinterException("Cannot write to file:"+ 1555 dest); 1556 } 1557 } 1558 1559 /** 1560 * updates a Paper object to reflect the current printer's selected 1561 * paper size and imageable area for that paper size. 1562 * Default implementation copies settings from the original, applies 1563 * applies some validity checks, changes them only if they are 1564 * clearly unreasonable, then sets them into the new Paper. 1565 * Subclasses are expected to override this method to make more 1566 * informed decisons. 1567 */ 1568 protected void validatePaper(Paper origPaper, Paper newPaper) { 1569 if (origPaper == null || newPaper == null) { 1570 return; 1571 } else { 1572 double wid = origPaper.getWidth(); 1573 double hgt = origPaper.getHeight(); 1574 double ix = origPaper.getImageableX(); 1575 double iy = origPaper.getImageableY(); 1576 double iw = origPaper.getImageableWidth(); 1577 double ih = origPaper.getImageableHeight(); 1578 1579 /* Assume any +ve values are legal. Overall paper dimensions 1580 * take precedence. Make sure imageable area fits on the paper. 1581 */ 1582 Paper defaultPaper = new Paper(); 1583 wid = ((wid > 0.0) ? wid : defaultPaper.getWidth()); 1584 hgt = ((hgt > 0.0) ? hgt : defaultPaper.getHeight()); 1585 ix = ((ix > 0.0) ? ix : defaultPaper.getImageableX()); 1586 iy = ((iy > 0.0) ? iy : defaultPaper.getImageableY()); 1587 iw = ((iw > 0.0) ? iw : defaultPaper.getImageableWidth()); 1588 ih = ((ih > 0.0) ? ih : defaultPaper.getImageableHeight()); 1589 /* full width/height is not likely to be imageable, but since we 1590 * don't know the limits we have to allow it 1591 */ 1592 if (iw > wid) { 1593 iw = wid; 1594 } 1595 if (ih > hgt) { 1596 ih = hgt; 1597 } 1598 if ((ix + iw) > wid) { 1599 ix = wid - iw; 1600 } 1601 if ((iy + ih) > hgt) { 1602 iy = hgt - ih; 1603 } 1604 newPaper.setSize(wid, hgt); 1605 newPaper.setImageableArea(ix, iy, iw, ih); 1606 } 1607 } 1608 1609 /** 1610 * The passed in PageFormat will be copied and altered to describe 1611 * the default page size and orientation of the PrinterJob's 1612 * current printer. 1613 * Platform subclasses which can access the actual default paper size 1614 * for a printer may override this method. 1615 */ 1616 public PageFormat defaultPage(PageFormat page) { 1617 PageFormat newPage = (PageFormat)page.clone(); 1618 newPage.setOrientation(PageFormat.PORTRAIT); 1619 Paper newPaper = new Paper(); 1620 double ptsPerInch = 72.0; 1621 double w, h; 1622 Media media = null; 1623 1624 PrintService service = getPrintService(); 1625 if (service != null) { 1626 MediaSize size; 1627 media = 1628 (Media)service.getDefaultAttributeValue(Media.class); 1629 1630 if (media instanceof MediaSizeName && 1631 ((size = MediaSize.getMediaSizeForName((MediaSizeName)media)) != 1632 null)) { 1633 w = size.getX(MediaSize.INCH) * ptsPerInch; 1634 h = size.getY(MediaSize.INCH) * ptsPerInch; 1635 newPaper.setSize(w, h); 1636 newPaper.setImageableArea(ptsPerInch, ptsPerInch, 1637 w - 2.0*ptsPerInch, 1638 h - 2.0*ptsPerInch); 1639 newPage.setPaper(newPaper); 1640 return newPage; 1641 1642 } 1643 } 1644 1645 /* Default to A4 paper outside North America. 1646 */ 1647 String defaultCountry = Locale.getDefault().getCountry(); 1648 if (!Locale.getDefault().equals(Locale.ENGLISH) && // ie "C" 1649 defaultCountry != null && 1650 !defaultCountry.equals(Locale.US.getCountry()) && 1651 !defaultCountry.equals(Locale.CANADA.getCountry())) { 1652 1653 double mmPerInch = 25.4; 1654 w = Math.rint((210.0*ptsPerInch)/mmPerInch); 1655 h = Math.rint((297.0*ptsPerInch)/mmPerInch); 1656 newPaper.setSize(w, h); 1657 newPaper.setImageableArea(ptsPerInch, ptsPerInch, 1658 w - 2.0*ptsPerInch, 1659 h - 2.0*ptsPerInch); 1660 } 1661 1662 newPage.setPaper(newPaper); 1663 1664 return newPage; 1665 } 1666 1667 /** 1668 * The passed in PageFormat is cloned and altered to be usable on 1669 * the PrinterJob's current printer. 1670 */ 1671 public PageFormat validatePage(PageFormat page) { 1672 PageFormat newPage = (PageFormat)page.clone(); 1673 Paper newPaper = new Paper(); 1674 validatePaper(newPage.getPaper(), newPaper); 1675 newPage.setPaper(newPaper); 1676 1677 return newPage; 1678 } 1679 1680 /** 1681 * Set the number of copies to be printed. 1682 */ 1683 public void setCopies(int copies) { 1684 mNumCopies = copies; 1685 } 1686 1687 /** 1688 * Get the number of copies to be printed. 1689 */ 1690 public int getCopies() { 1691 return mNumCopies; 1692 } 1693 1694 /* Used when executing a print job where an attribute set may 1695 * over ride API values. 1696 */ 1697 protected int getCopiesInt() { 1698 return (copiesAttr > 0) ? copiesAttr : getCopies(); 1699 } 1700 1701 /** 1702 * Get the name of the printing user. 1703 * The caller must have security permission to read system properties. 1704 */ 1705 public String getUserName() { 1706 return System.getProperty("user.name"); 1707 } 1708 1709 /* Used when executing a print job where an attribute set may 1710 * over ride API values. 1711 */ 1712 protected String getUserNameInt() { 1713 if (userNameAttr != null) { 1714 return userNameAttr; 1715 } else { 1716 try { 1717 return getUserName(); 1718 } catch (SecurityException e) { 1719 return ""; 1720 } 1721 } 1722 } 1723 1724 /** 1725 * Set the name of the document to be printed. 1726 * The document name can not be null. 1727 */ 1728 public void setJobName(String jobName) { 1729 if (jobName != null) { 1730 mDocName = jobName; 1731 } else { 1732 throw new NullPointerException(); 1733 } 1734 } 1735 1736 /** 1737 * Get the name of the document to be printed. 1738 */ 1739 public String getJobName() { 1740 return mDocName; 1741 } 1742 1743 /* Used when executing a print job where an attribute set may 1744 * over ride API values. 1745 */ 1746 protected String getJobNameInt() { 1747 return (jobNameAttr != null) ? jobNameAttr : getJobName(); 1748 } 1749 1750 /** 1751 * Set the range of pages from a Book to be printed. 1752 * Both 'firstPage' and 'lastPage' are zero based 1753 * page indices. If either parameter is less than 1754 * zero then the page range is set to be from the 1755 * first page to the last. 1756 */ 1757 protected void setPageRange(int firstPage, int lastPage) { 1758 if(firstPage >= 0 && lastPage >= 0) { 1759 mFirstPage = firstPage; 1760 mLastPage = lastPage; 1761 if(mLastPage < mFirstPage) mLastPage = mFirstPage; 1762 } else { 1763 mFirstPage = Pageable.UNKNOWN_NUMBER_OF_PAGES; 1764 mLastPage = Pageable.UNKNOWN_NUMBER_OF_PAGES; 1765 } 1766 } 1767 1768 /** 1769 * Return the zero based index of the first page to 1770 * be printed in this job. 1771 */ 1772 protected int getFirstPage() { 1773 return mFirstPage == Book.UNKNOWN_NUMBER_OF_PAGES ? 0 : mFirstPage; 1774 } 1775 1776 /** 1777 * Return the zero based index of the last page to 1778 * be printed in this job. 1779 */ 1780 protected int getLastPage() { 1781 return mLastPage; 1782 } 1783 1784 /** 1785 * Set whether copies should be collated or not. 1786 * Two collated copies of a three page document 1787 * print in this order: 1, 2, 3, 1, 2, 3 while 1788 * uncollated copies print in this order: 1789 * 1, 1, 2, 2, 3, 3. 1790 * This is set when request is using an attribute set. 1791 */ 1792 protected void setCollated(boolean collate) { 1793 mCollate = collate; 1794 collateAttReq = true; 1795 } 1796 1797 /** 1798 * Return true if collated copies will be printed as determined 1799 * in an attribute set. 1800 */ 1801 protected boolean isCollated() { 1802 return mCollate; 1803 } 1804 1805 protected final int getSelectAttrib() { 1806 if (attributes != null) { 1807 SunPageSelection pages = 1808 (SunPageSelection)attributes.get(SunPageSelection.class); 1809 if (pages == SunPageSelection.RANGE) { 1810 return PD_PAGENUMS; 1811 } else if (pages == SunPageSelection.SELECTION) { 1812 return PD_SELECTION; 1813 } else if (pages == SunPageSelection.ALL) { 1814 return PD_ALLPAGES; 1815 } 1816 } 1817 return PD_NOSELECTION; 1818 } 1819 1820 //returns 1-based index for "From" page 1821 protected final int getFromPageAttrib() { 1822 if (attributes != null) { 1823 PageRanges pageRangesAttr = 1824 (PageRanges)attributes.get(PageRanges.class); 1825 if (pageRangesAttr != null) { 1826 int[][] range = pageRangesAttr.getMembers(); 1827 return range[0][0]; 1828 } 1829 } 1830 return getMinPageAttrib(); 1831 } 1832 1833 //returns 1-based index for "To" page 1834 protected final int getToPageAttrib() { 1835 if (attributes != null) { 1836 PageRanges pageRangesAttr = 1837 (PageRanges)attributes.get(PageRanges.class); 1838 if (pageRangesAttr != null) { 1839 int[][] range = pageRangesAttr.getMembers(); 1840 return range[range.length-1][1]; 1841 } 1842 } 1843 return getMaxPageAttrib(); 1844 } 1845 1846 protected final int getMinPageAttrib() { 1847 if (attributes != null) { 1848 SunMinMaxPage s = 1849 (SunMinMaxPage)attributes.get(SunMinMaxPage.class); 1850 if (s != null) { 1851 return s.getMin(); 1852 } 1853 } 1854 return 1; 1855 } 1856 1857 protected final int getMaxPageAttrib() { 1858 if (attributes != null) { 1859 SunMinMaxPage s = 1860 (SunMinMaxPage)attributes.get(SunMinMaxPage.class); 1861 if (s != null) { 1862 return s.getMax(); 1863 } 1864 } 1865 1866 Pageable pageable = getPageable(); 1867 if (pageable != null) { 1868 int numPages = pageable.getNumberOfPages(); 1869 if (numPages <= Pageable.UNKNOWN_NUMBER_OF_PAGES) { 1870 numPages = MAX_UNKNOWN_PAGES; 1871 } 1872 return ((numPages == 0) ? 1 : numPages); 1873 } 1874 1875 return Integer.MAX_VALUE; 1876 } 1877 /** 1878 * Called by the print() method at the start of 1879 * a print job. 1880 */ 1881 protected abstract void startDoc() throws PrinterException; 1882 1883 /** 1884 * Called by the print() method at the end of 1885 * a print job. 1886 */ 1887 protected abstract void endDoc() throws PrinterException; 1888 1889 /* Called by cancelDoc */ 1890 protected abstract void abortDoc(); 1891 1892 // MacOSX - made protected so subclasses can reference it. 1893 protected void cancelDoc() throws PrinterAbortException { 1894 abortDoc(); 1895 synchronized (this) { 1896 userCancelled = false; 1897 performingPrinting = false; 1898 notify(); 1899 } 1900 throw new PrinterAbortException(); 1901 } 1902 1903 /** 1904 * Returns how many times the entire book should 1905 * be printed by the PrintJob. If the printer 1906 * itself supports collation then this method 1907 * should return 1 indicating that the entire 1908 * book need only be printed once and the copies 1909 * will be collated and made in the printer. 1910 */ 1911 protected int getCollatedCopies() { 1912 return isCollated() ? getCopiesInt() : 1; 1913 } 1914 1915 /** 1916 * Returns how many times each page in the book 1917 * should be consecutively printed by PrintJob. 1918 * If the printer makes copies itself then this 1919 * method should return 1. 1920 */ 1921 protected int getNoncollatedCopies() { 1922 return isCollated() ? 1 : getCopiesInt(); 1923 } 1924 1925 1926 /* The printer graphics config is cached on the job, so that it can 1927 * be created once, and updated only as needed (for now only to change 1928 * the bounds if when using a Pageable the page sizes changes). 1929 */ 1930 1931 private int deviceWidth, deviceHeight; 1932 private AffineTransform defaultDeviceTransform; 1933 private PrinterGraphicsConfig pgConfig; 1934 1935 synchronized void setGraphicsConfigInfo(AffineTransform at, 1936 double pw, double ph) { 1937 Point2D.Double pt = new Point2D.Double(pw, ph); 1938 at.transform(pt, pt); 1939 1940 if (pgConfig == null || 1941 defaultDeviceTransform == null || 1942 !at.equals(defaultDeviceTransform) || 1943 deviceWidth != (int)pt.getX() || 1944 deviceHeight != (int)pt.getY()) { 1945 1946 deviceWidth = (int)pt.getX(); 1947 deviceHeight = (int)pt.getY(); 1948 defaultDeviceTransform = at; 1949 pgConfig = null; 1950 } 1951 } 1952 1953 synchronized PrinterGraphicsConfig getPrinterGraphicsConfig() { 1954 if (pgConfig != null) { 1955 return pgConfig; 1956 } 1957 String deviceID = "Printer Device"; 1958 PrintService service = getPrintService(); 1959 if (service != null) { 1960 deviceID = service.toString(); 1961 } 1962 pgConfig = new PrinterGraphicsConfig(deviceID, 1963 defaultDeviceTransform, 1964 deviceWidth, deviceHeight); 1965 return pgConfig; 1966 } 1967 1968 /** 1969 * Print a page from the provided document. 1970 * @return int Printable.PAGE_EXISTS if the page existed and was drawn and 1971 * Printable.NO_SUCH_PAGE if the page did not exist. 1972 * @see java.awt.print.Printable 1973 */ 1974 protected int printPage(Pageable document, int pageIndex) 1975 throws PrinterException 1976 { 1977 PageFormat page; 1978 PageFormat origPage; 1979 Printable painter; 1980 try { 1981 origPage = document.getPageFormat(pageIndex); 1982 page = (PageFormat)origPage.clone(); 1983 painter = document.getPrintable(pageIndex); 1984 } catch (Exception e) { 1985 PrinterException pe = 1986 new PrinterException("Error getting page or printable.[ " + 1987 e +" ]"); 1988 pe.initCause(e); 1989 throw pe; 1990 } 1991 1992 /* Get the imageable area from Paper instead of PageFormat 1993 * because we do not want it adjusted by the page orientation. 1994 */ 1995 Paper paper = page.getPaper(); 1996 // if non-portrait and 270 degree landscape rotation 1997 if (page.getOrientation() != PageFormat.PORTRAIT && 1998 landscapeRotates270) { 1999 2000 double left = paper.getImageableX(); 2001 double top = paper.getImageableY(); 2002 double width = paper.getImageableWidth(); 2003 double height = paper.getImageableHeight(); 2004 paper.setImageableArea(paper.getWidth()-left-width, 2005 paper.getHeight()-top-height, 2006 width, height); 2007 page.setPaper(paper); 2008 if (page.getOrientation() == PageFormat.LANDSCAPE) { 2009 page.setOrientation(PageFormat.REVERSE_LANDSCAPE); 2010 } else { 2011 page.setOrientation(PageFormat.LANDSCAPE); 2012 } 2013 } 2014 2015 double xScale = getXRes() / 72.0; 2016 double yScale = getYRes() / 72.0; 2017 2018 /* The deviceArea is the imageable area in the printer's 2019 * resolution. 2020 */ 2021 Rectangle2D deviceArea = 2022 new Rectangle2D.Double(paper.getImageableX() * xScale, 2023 paper.getImageableY() * yScale, 2024 paper.getImageableWidth() * xScale, 2025 paper.getImageableHeight() * yScale); 2026 2027 /* Build and hold on to a uniform transform so that 2028 * we can get back to device space at the beginning 2029 * of each band. 2030 */ 2031 AffineTransform uniformTransform = new AffineTransform(); 2032 2033 /* The scale transform is used to switch from the 2034 * device space to the user's 72 dpi space. 2035 */ 2036 AffineTransform scaleTransform = new AffineTransform(); 2037 scaleTransform.scale(xScale, yScale); 2038 2039 /* bandwidth is multiple of 4 as the data is used in a win32 DIB and 2040 * some drivers behave badly if scanlines aren't multiples of 4 bytes. 2041 */ 2042 int bandWidth = (int) deviceArea.getWidth(); 2043 if (bandWidth % 4 != 0) { 2044 bandWidth += (4 - (bandWidth % 4)); 2045 } 2046 if (bandWidth <= 0) { 2047 throw new PrinterException("Paper's imageable width is too small."); 2048 } 2049 2050 int deviceAreaHeight = (int)deviceArea.getHeight(); 2051 if (deviceAreaHeight <= 0) { 2052 throw new PrinterException("Paper's imageable height is too small."); 2053 } 2054 2055 /* Figure out the number of lines that will fit into 2056 * our maximum band size. The hard coded 3 reflects the 2057 * fact that we can only create 24 bit per pixel 3 byte BGR 2058 * BufferedImages. FIX. 2059 */ 2060 int bandHeight = (MAX_BAND_SIZE / bandWidth / 3); 2061 2062 int deviceLeft = (int)Math.rint(paper.getImageableX() * xScale); 2063 int deviceTop = (int)Math.rint(paper.getImageableY() * yScale); 2064 2065 /* The device transform is used to move the band down 2066 * the page using translates. Normally this is all it 2067 * would do, but since, when printing, the Window's 2068 * DIB format wants the last line to be first (lowest) in 2069 * memory, the deviceTransform moves the origin to the 2070 * bottom of the band and flips the origin. This way the 2071 * app prints upside down into the band which is the DIB 2072 * format. 2073 */ 2074 AffineTransform deviceTransform = new AffineTransform(); 2075 deviceTransform.translate(-deviceLeft, deviceTop); 2076 deviceTransform.translate(0, bandHeight); 2077 deviceTransform.scale(1, -1); 2078 2079 /* Create a BufferedImage to hold the band. We set the clip 2080 * of the band to be tight around the bits so that the 2081 * application can use it to figure what part of the 2082 * page needs to be drawn. The clip is never altered in 2083 * this method, but we do translate the band's coordinate 2084 * system so that the app will see the clip moving down the 2085 * page though it s always around the same set of pixels. 2086 */ 2087 BufferedImage pBand = new BufferedImage(1, 1, 2088 BufferedImage.TYPE_3BYTE_BGR); 2089 2090 /* Have the app draw into a PeekGraphics object so we can 2091 * learn something about the needs of the print job. 2092 */ 2093 2094 PeekGraphics peekGraphics = createPeekGraphics(pBand.createGraphics(), 2095 this); 2096 2097 Rectangle2D.Double pageFormatArea = 2098 new Rectangle2D.Double(page.getImageableX(), 2099 page.getImageableY(), 2100 page.getImageableWidth(), 2101 page.getImageableHeight()); 2102 peekGraphics.transform(scaleTransform); 2103 peekGraphics.translate(-getPhysicalPrintableX(paper) / xScale, 2104 -getPhysicalPrintableY(paper) / yScale); 2105 peekGraphics.transform(new AffineTransform(page.getMatrix())); 2106 initPrinterGraphics(peekGraphics, pageFormatArea); 2107 AffineTransform pgAt = peekGraphics.getTransform(); 2108 2109 /* Update the information used to return a GraphicsConfiguration 2110 * for this printer device. It needs to be updated per page as 2111 * not all pages in a job may be the same size (different bounds) 2112 * The transform is the scaling transform as this corresponds to 2113 * the default transform for the device. The width and height are 2114 * those of the paper, not the page format, as we want to describe 2115 * the bounds of the device in its natural coordinate system of 2116 * device coordinate whereas a page format may be in a rotated context. 2117 */ 2118 setGraphicsConfigInfo(scaleTransform, 2119 paper.getWidth(), paper.getHeight()); 2120 int pageResult = painter.print(peekGraphics, origPage, pageIndex); 2121 debug_println("pageResult "+pageResult); 2122 if (pageResult == Printable.PAGE_EXISTS) { 2123 debug_println("startPage "+pageIndex); 2124 2125 /* We need to check if the paper size is changed. 2126 * Note that it is not sufficient to ask for the pageformat 2127 * of "pageIndex-1", since PageRanges mean that pages can be 2128 * skipped. So we have to look at the actual last paper size used. 2129 */ 2130 Paper thisPaper = page.getPaper(); 2131 boolean paperChanged = 2132 previousPaper == null || 2133 thisPaper.getWidth() != previousPaper.getWidth() || 2134 thisPaper.getHeight() != previousPaper.getHeight(); 2135 previousPaper = thisPaper; 2136 2137 startPage(page, painter, pageIndex, paperChanged); 2138 Graphics2D pathGraphics = createPathGraphics(peekGraphics, this, 2139 painter, page, 2140 pageIndex); 2141 2142 /* If we can convert the page directly to the 2143 * underlying graphics system then we do not 2144 * need to rasterize. We also may not need to 2145 * create the 'band' if all the pages can take 2146 * this path. 2147 */ 2148 if (pathGraphics != null) { 2149 pathGraphics.transform(scaleTransform); 2150 // user (0,0) should be origin of page, not imageable area 2151 pathGraphics.translate(-getPhysicalPrintableX(paper) / xScale, 2152 -getPhysicalPrintableY(paper) / yScale); 2153 pathGraphics.transform(new AffineTransform(page.getMatrix())); 2154 initPrinterGraphics(pathGraphics, pageFormatArea); 2155 2156 redrawList.clear(); 2157 2158 AffineTransform initialTx = pathGraphics.getTransform(); 2159 2160 painter.print(pathGraphics, origPage, pageIndex); 2161 2162 for (int i=0;i<redrawList.size();i++) { 2163 GraphicsState gstate = redrawList.get(i); 2164 pathGraphics.setTransform(initialTx); 2165 ((PathGraphics)pathGraphics).redrawRegion( 2166 gstate.region, 2167 gstate.sx, 2168 gstate.sy, 2169 gstate.theClip, 2170 gstate.theTransform); 2171 } 2172 2173 /* This is the banded-raster printing loop. 2174 * It should be moved into its own method. 2175 */ 2176 } else { 2177 BufferedImage band = cachedBand; 2178 if (cachedBand == null || 2179 bandWidth != cachedBandWidth || 2180 bandHeight != cachedBandHeight) { 2181 band = new BufferedImage(bandWidth, bandHeight, 2182 BufferedImage.TYPE_3BYTE_BGR); 2183 cachedBand = band; 2184 cachedBandWidth = bandWidth; 2185 cachedBandHeight = bandHeight; 2186 } 2187 Graphics2D bandGraphics = band.createGraphics(); 2188 2189 Rectangle2D.Double clipArea = 2190 new Rectangle2D.Double(0, 0, bandWidth, bandHeight); 2191 2192 initPrinterGraphics(bandGraphics, clipArea); 2193 2194 ProxyGraphics2D painterGraphics = 2195 new ProxyGraphics2D(bandGraphics, this); 2196 2197 Graphics2D clearGraphics = band.createGraphics(); 2198 clearGraphics.setColor(Color.white); 2199 2200 /* We need the actual bits of the BufferedImage to send to 2201 * the native Window's code. 'data' points to the actual 2202 * pixels. Right now these are in ARGB format with 8 bits 2203 * per component. We need to use a monochrome BufferedImage 2204 * for monochrome printers when this is supported by 2205 * BufferedImage. FIX 2206 */ 2207 ByteInterleavedRaster tile = (ByteInterleavedRaster)band.getRaster(); 2208 byte[] data = tile.getDataStorage(); 2209 2210 /* Loop over the page moving our band down the page, 2211 * calling the app to render the band, and then send the band 2212 * to the printer. 2213 */ 2214 int deviceBottom = deviceTop + deviceAreaHeight; 2215 2216 /* device's printable x,y is really addressable origin 2217 * we address relative to media origin so when we print a 2218 * band we need to adjust for the different methods of 2219 * addressing it. 2220 */ 2221 int deviceAddressableX = (int)getPhysicalPrintableX(paper); 2222 int deviceAddressableY = (int)getPhysicalPrintableY(paper); 2223 2224 for (int bandTop = 0; bandTop <= deviceAreaHeight; 2225 bandTop += bandHeight) 2226 { 2227 2228 /* Put the band back into device space and 2229 * erase the contents of the band. 2230 */ 2231 clearGraphics.fillRect(0, 0, bandWidth, bandHeight); 2232 2233 /* Put the band into the correct location on the 2234 * page. Once the band is moved we translate the 2235 * device transform so that the band will move down 2236 * the page on the next iteration of the loop. 2237 */ 2238 bandGraphics.setTransform(uniformTransform); 2239 bandGraphics.transform(deviceTransform); 2240 deviceTransform.translate(0, -bandHeight); 2241 2242 /* Switch the band from device space to user, 2243 * 72 dpi, space. 2244 */ 2245 bandGraphics.transform(scaleTransform); 2246 bandGraphics.transform(new AffineTransform(page.getMatrix())); 2247 2248 Rectangle clip = bandGraphics.getClipBounds(); 2249 clip = pgAt.createTransformedShape(clip).getBounds(); 2250 2251 if ((clip == null) || peekGraphics.hitsDrawingArea(clip) && 2252 (bandWidth > 0 && bandHeight > 0)) { 2253 2254 /* if the client has specified an imageable X or Y 2255 * which is off than the physically addressable 2256 * area of the page, then we need to adjust for that 2257 * here so that we pass only non -ve band coordinates 2258 * We also need to translate by the adjusted amount 2259 * so that printing appears in the correct place. 2260 */ 2261 int bandX = deviceLeft - deviceAddressableX; 2262 if (bandX < 0) { 2263 bandGraphics.translate(bandX/xScale,0); 2264 bandX = 0; 2265 } 2266 int bandY = deviceTop + bandTop - deviceAddressableY; 2267 if (bandY < 0) { 2268 bandGraphics.translate(0,bandY/yScale); 2269 bandY = 0; 2270 } 2271 /* Have the app's painter image into the band 2272 * and then send the band to the printer. 2273 */ 2274 painterGraphics.setDelegate((Graphics2D) bandGraphics.create()); 2275 painter.print(painterGraphics, origPage, pageIndex); 2276 painterGraphics.dispose(); 2277 printBand(data, bandX, bandY, bandWidth, bandHeight); 2278 } 2279 } 2280 2281 clearGraphics.dispose(); 2282 bandGraphics.dispose(); 2283 2284 } 2285 debug_println("calling endPage "+pageIndex); 2286 endPage(page, painter, pageIndex); 2287 } 2288 2289 return pageResult; 2290 } 2291 2292 /** 2293 * If a print job is in progress, print() has been 2294 * called but has not returned, then this signals 2295 * that the job should be cancelled and the next 2296 * chance. If there is no print job in progress then 2297 * this call does nothing. 2298 */ 2299 public void cancel() { 2300 synchronized (this) { 2301 if (performingPrinting) { 2302 userCancelled = true; 2303 } 2304 notify(); 2305 } 2306 } 2307 2308 /** 2309 * Returns true is a print job is ongoing but will 2310 * be cancelled and the next opportunity. false is 2311 * returned otherwise. 2312 */ 2313 public boolean isCancelled() { 2314 2315 boolean cancelled = false; 2316 2317 synchronized (this) { 2318 cancelled = (performingPrinting && userCancelled); 2319 notify(); 2320 } 2321 2322 return cancelled; 2323 } 2324 2325 /** 2326 * Return the Pageable describing the pages to be printed. 2327 */ 2328 protected Pageable getPageable() { 2329 return mDocument; 2330 } 2331 2332 /** 2333 * Examine the metrics captured by the 2334 * <code>PeekGraphics</code> instance and 2335 * if capable of directly converting this 2336 * print job to the printer's control language 2337 * or the native OS's graphics primitives, then 2338 * return a <code>PathGraphics</code> to perform 2339 * that conversion. If there is not an object 2340 * capable of the conversion then return 2341 * <code>null</code>. Returning <code>null</code> 2342 * causes the print job to be rasterized. 2343 */ 2344 protected Graphics2D createPathGraphics(PeekGraphics graphics, 2345 PrinterJob printerJob, 2346 Printable painter, 2347 PageFormat pageFormat, 2348 int pageIndex) { 2349 2350 return null; 2351 } 2352 2353 /** 2354 * Create and return an object that will 2355 * gather and hold metrics about the print 2356 * job. This method is passed a <code>Graphics2D</code> 2357 * object that can be used as a proxy for the 2358 * object gathering the print job matrics. The 2359 * method is also supplied with the instance 2360 * controlling the print job, <code>printerJob</code>. 2361 */ 2362 protected PeekGraphics createPeekGraphics(Graphics2D graphics, 2363 PrinterJob printerJob) { 2364 2365 return new PeekGraphics(graphics, printerJob); 2366 } 2367 2368 /** 2369 * Configure the passed in Graphics2D so that 2370 * is contains the defined initial settings 2371 * for a print job. These settings are: 2372 * color: black. 2373 * clip: <as passed in> 2374 */ 2375 // MacOSX - made protected so subclasses can reference it. 2376 protected void initPrinterGraphics(Graphics2D g, Rectangle2D clip) { 2377 2378 g.setClip(clip); 2379 g.setPaint(Color.black); 2380 } 2381 2382 2383 /** 2384 * User dialogs should disable "File" buttons if this returns false. 2385 * 2386 */ 2387 public boolean checkAllowedToPrintToFile() { 2388 try { 2389 throwPrintToFile(); 2390 return true; 2391 } catch (SecurityException e) { 2392 return false; 2393 } 2394 } 2395 2396 /** 2397 * Break this out as it may be useful when we allow API to 2398 * specify printing to a file. In that case its probably right 2399 * to throw a SecurityException if the permission is not granted 2400 */ 2401 private void throwPrintToFile() { 2402 SecurityManager security = System.getSecurityManager(); 2403 if (security != null) { 2404 if (printToFilePermission == null) { 2405 printToFilePermission = 2406 new FilePermission("<<ALL FILES>>", "read,write"); 2407 } 2408 security.checkPermission(printToFilePermission); 2409 } 2410 } 2411 2412 /* On-screen drawString renders most control chars as the missing glyph 2413 * and have the non-zero advance of that glyph. 2414 * Exceptions are \t, \n and \r which are considered zero-width. 2415 * This is a utility method used by subclasses to remove them so we 2416 * don't have to worry about platform or font specific handling of them. 2417 */ 2418 protected String removeControlChars(String s) { 2419 char[] in_chars = s.toCharArray(); 2420 int len = in_chars.length; 2421 char[] out_chars = new char[len]; 2422 int pos = 0; 2423 2424 for (int i = 0; i < len; i++) { 2425 char c = in_chars[i]; 2426 if (c > '\r' || c < '\t' || c == '\u000b' || c == '\u000c') { 2427 out_chars[pos++] = c; 2428 } 2429 } 2430 if (pos == len) { 2431 return s; // no need to make a new String. 2432 } else { 2433 return new String(out_chars, 0, pos); 2434 } 2435 } 2436 }