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 if (media == null) { 563 media = 564 (Media)service.getDefaultAttributeValue(Media.class); 565 } 566 if (!(media instanceof MediaSizeName)) { 567 media = MediaSizeName.NA_LETTER; 568 } 569 MediaSize size = 570 MediaSize.getMediaSizeForName((MediaSizeName)media); 571 if (size == null) { 572 size = MediaSize.NA.LETTER; 573 } 574 Paper paper = new Paper(); 575 float dim[] = size.getSize(1); //units == 1 to avoid FP error 576 double w = Math.rint((dim[0]*72.0)/Size2DSyntax.INCH); 577 double h = Math.rint((dim[1]*72.0)/Size2DSyntax.INCH); 578 paper.setSize(w, h); 579 MediaPrintableArea area = 580 (MediaPrintableArea) 581 attSet.get(MediaPrintableArea.class); 582 583 if (area != null) { 584 // Should pass in same unit as updatePageAttributes 585 // to avoid rounding off errors. 586 double ix, iw, iy, ih; 587 ix = Math.rint( 588 area.getX(MediaPrintableArea.INCH) * DPI); 589 iy = Math.rint( 590 area.getY(MediaPrintableArea.INCH) * DPI); 591 iw = Math.rint( 592 area.getWidth(MediaPrintableArea.INCH) * DPI); 593 ih = Math.rint( 594 area.getHeight(MediaPrintableArea.INCH) * DPI); 595 paper.setImageableArea(ix, iy, iw, ih); 596 } else { 597 setDefaultPaperImagableArea(paper, page); 598 } 599 page.setPaper(paper); 600 return page; 601 } 602 603 protected void setDefaultPaperImagableArea(Paper paper, 604 PageFormat defaultPage) { 605 double w = paper.getWidth(); 606 double h = paper.getHeight(); 607 double ix, iw, iy, ih; 608 if (w >= 72.0 * 6.0) { 609 ix = 72.0; 610 iw = w - 2 * 72.0; 611 } else { 612 ix = w / 6.0; 613 iw = w * 0.75; 614 } 615 if (h >= 72.0 * 6.0) { 616 iy = 72.0; 617 ih = h - 2 * 72.0; 618 } else { 619 iy = h / 6.0; 620 ih = h * 0.75; 621 } 622 paper.setImageableArea(ix, iy, iw, ih); 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 public PageFormat pageDialog(final PrintRequestAttributeSet attributes) 757 throws HeadlessException { 758 if (GraphicsEnvironment.isHeadless()) { 759 throw new HeadlessException(); 760 } 761 762 DialogTypeSelection dlg = 763 (DialogTypeSelection)attributes.get(DialogTypeSelection.class); 764 765 // Check for native, note that default dialog is COMMON. 766 if (dlg == DialogTypeSelection.NATIVE) { 767 PrintService pservice = getPrintService(); 768 PageFormat page = pageDialog(attributeToPageFormat(pservice, 769 attributes)); 770 updateAttributesWithPageFormat(pservice, page, attributes); 771 return page; 772 } 773 774 final GraphicsConfiguration gc = 775 GraphicsEnvironment.getLocalGraphicsEnvironment(). 776 getDefaultScreenDevice().getDefaultConfiguration(); 777 Rectangle bounds = gc.getBounds(); 778 int x = bounds.x+bounds.width/3; 779 int y = bounds.y+bounds.height/3; 780 781 PrintService service = java.security.AccessController.doPrivileged( 782 new java.security.PrivilegedAction<PrintService>() { 783 public PrintService run() { 784 PrintService service = getPrintService(); 785 if (service == null) { 786 ServiceDialog.showNoPrintService(gc); 787 return null; 788 } 789 return service; 790 } 791 }); 792 793 if (service == null) { 794 return null; 795 } 796 797 ServiceDialog pageDialog = new ServiceDialog(gc, x, y, service, 798 DocFlavor.SERVICE_FORMATTED.PAGEABLE, 799 attributes, (Frame)null); 800 pageDialog.show(); 801 802 if (pageDialog.getStatus() == ServiceDialog.APPROVE) { 803 PrintRequestAttributeSet newas = 804 pageDialog.getAttributes(); 805 Class<?> amCategory = SunAlternateMedia.class; 806 807 if (attributes.containsKey(amCategory) && 808 !newas.containsKey(amCategory)) { 809 attributes.remove(amCategory); 810 } 811 attributes.addAll(newas); 812 return attributeToPageFormat(service, attributes); 813 } else { 814 return null; 815 } 816 } 817 818 protected PageFormat getPageFormatFromAttributes() { 819 if (attributes == null) { 820 return null; 821 } 822 return attributeToPageFormat(getPrintService(), this.attributes); 823 } 824 825 826 /** 827 * Presents the user a dialog for changing properties of the 828 * print job interactively. 829 * The services browsable here are determined by the type of 830 * service currently installed. 831 * If the application installed a StreamPrintService on this 832 * PrinterJob, only the available StreamPrintService (factories) are 833 * browsable. 834 * 835 * @param attributes to store changed properties. 836 * @return false if the user cancels the dialog and true otherwise. 837 * @exception HeadlessException if GraphicsEnvironment.isHeadless() 838 * returns true. 839 * @see java.awt.GraphicsEnvironment#isHeadless 840 */ 841 public boolean printDialog(final PrintRequestAttributeSet attributes) 842 throws HeadlessException { 843 if (GraphicsEnvironment.isHeadless()) { 844 throw new HeadlessException(); 845 } 846 847 DialogTypeSelection dlg = 848 (DialogTypeSelection)attributes.get(DialogTypeSelection.class); 849 850 // Check for native, note that default dialog is COMMON. 851 if (dlg == DialogTypeSelection.NATIVE) { 852 this.attributes = attributes; 853 try { 854 debug_println("calling setAttributes in printDialog"); 855 setAttributes(attributes); 856 857 } catch (PrinterException e) { 858 859 } 860 861 boolean ret = printDialog(); 862 this.attributes = attributes; 863 return ret; 864 865 } 866 867 /* A security check has already been performed in the 868 * java.awt.print.printerJob.getPrinterJob method. 869 * So by the time we get here, it is OK for the current thread 870 * to print either to a file (from a Dialog we control!) or 871 * to a chosen printer. 872 * 873 * We raise privilege when we put up the dialog, to avoid 874 * the "warning applet window" banner. 875 */ 876 final GraphicsConfiguration gc = 877 GraphicsEnvironment.getLocalGraphicsEnvironment(). 878 getDefaultScreenDevice().getDefaultConfiguration(); 879 880 PrintService service = java.security.AccessController.doPrivileged( 881 new java.security.PrivilegedAction<PrintService>() { 882 public PrintService run() { 883 PrintService service = getPrintService(); 884 if (service == null) { 885 ServiceDialog.showNoPrintService(gc); 886 return null; 887 } 888 return service; 889 } 890 }); 891 892 if (service == null) { 893 return false; 894 } 895 896 PrintService[] services; 897 StreamPrintServiceFactory[] spsFactories = null; 898 if (service instanceof StreamPrintService) { 899 spsFactories = lookupStreamPrintServices(null); 900 services = new StreamPrintService[spsFactories.length]; 901 for (int i=0; i<spsFactories.length; i++) { 902 services[i] = spsFactories[i].getPrintService(null); 903 } 904 } else { 905 services = java.security.AccessController.doPrivileged( 906 new java.security.PrivilegedAction<PrintService[]>() { 907 public PrintService[] run() { 908 PrintService[] services = PrinterJob.lookupPrintServices(); 909 return services; 910 } 911 }); 912 913 if ((services == null) || (services.length == 0)) { 914 /* 915 * No services but default PrintService exists? 916 * Create services using defaultService. 917 */ 918 services = new PrintService[1]; 919 services[0] = service; 920 } 921 } 922 923 Rectangle bounds = gc.getBounds(); 924 int x = bounds.x+bounds.width/3; 925 int y = bounds.y+bounds.height/3; 926 PrintService newService; 927 // temporarily add an attribute pointing back to this job. 928 PrinterJobWrapper jobWrapper = new PrinterJobWrapper(this); 929 attributes.add(jobWrapper); 930 try { 931 newService = 932 ServiceUI.printDialog(gc, x, y, 933 services, service, 934 DocFlavor.SERVICE_FORMATTED.PAGEABLE, 935 attributes); 936 } catch (IllegalArgumentException iae) { 937 newService = ServiceUI.printDialog(gc, x, y, 938 services, services[0], 939 DocFlavor.SERVICE_FORMATTED.PAGEABLE, 940 attributes); 941 } 942 attributes.remove(PrinterJobWrapper.class); 943 944 if (newService == null) { 945 return false; 946 } 947 948 if (!service.equals(newService)) { 949 try { 950 setPrintService(newService); 951 } catch (PrinterException e) { 952 /* 953 * The only time it would throw an exception is when 954 * newService is no longer available but we should still 955 * select this printer. 956 */ 957 myService = newService; 958 } 959 } 960 return true; 961 } 962 963 /** 964 * Presents the user a dialog for changing properties of the 965 * print job interactively. 966 * @returns false if the user cancels the dialog and 967 * true otherwise. 968 * @exception HeadlessException if GraphicsEnvironment.isHeadless() 969 * returns true. 970 * @see java.awt.GraphicsEnvironment#isHeadless 971 */ 972 public boolean printDialog() throws HeadlessException { 973 974 if (GraphicsEnvironment.isHeadless()) { 975 throw new HeadlessException(); 976 } 977 978 PrintRequestAttributeSet attributes = 979 new HashPrintRequestAttributeSet(); 980 attributes.add(new Copies(getCopies())); 981 attributes.add(new JobName(getJobName(), null)); 982 boolean doPrint = printDialog(attributes); 983 if (doPrint) { 984 JobName jobName = (JobName)attributes.get(JobName.class); 985 if (jobName != null) { 986 setJobName(jobName.getValue()); 987 } 988 Copies copies = (Copies)attributes.get(Copies.class); 989 if (copies != null) { 990 setCopies(copies.getValue()); 991 } 992 993 Destination dest = (Destination)attributes.get(Destination.class); 994 995 if (dest != null) { 996 try { 997 mDestType = RasterPrinterJob.FILE; 998 mDestination = (new File(dest.getURI())).getPath(); 999 } catch (Exception e) { 1000 mDestination = "out.prn"; 1001 PrintService ps = getPrintService(); 1002 if (ps != null) { 1003 Destination defaultDest = (Destination)ps. 1004 getDefaultAttributeValue(Destination.class); 1005 if (defaultDest != null) { 1006 mDestination = (new File(defaultDest.getURI())).getPath(); 1007 } 1008 } 1009 } 1010 } else { 1011 mDestType = RasterPrinterJob.PRINTER; 1012 PrintService ps = getPrintService(); 1013 if (ps != null) { 1014 mDestination = ps.getName(); 1015 } 1016 } 1017 } 1018 1019 return doPrint; 1020 } 1021 1022 /** 1023 * The pages in the document to be printed by this PrinterJob 1024 * are drawn by the Printable object 'painter'. The PageFormat 1025 * for each page is the default page format. 1026 * @param Printable Called to render each page of the document. 1027 */ 1028 public void setPrintable(Printable painter) { 1029 setPageable(new OpenBook(defaultPage(new PageFormat()), painter)); 1030 } 1031 1032 /** 1033 * The pages in the document to be printed by this PrinterJob 1034 * are drawn by the Printable object 'painter'. The PageFormat 1035 * of each page is 'format'. 1036 * @param Printable Called to render each page of the document. 1037 * @param PageFormat The size and orientation of each page to 1038 * be printed. 1039 */ 1040 public void setPrintable(Printable painter, PageFormat format) { 1041 setPageable(new OpenBook(format, painter)); 1042 updatePageAttributes(getPrintService(), format); 1043 } 1044 1045 /** 1046 * The pages in the document to be printed are held by the 1047 * Pageable instance 'document'. 'document' will be queried 1048 * for the number of pages as well as the PageFormat and 1049 * Printable for each page. 1050 * @param Pageable The document to be printed. It may not be null. 1051 * @exception NullPointerException the Pageable passed in was null. 1052 * @see PageFormat 1053 * @see Printable 1054 */ 1055 public void setPageable(Pageable document) throws NullPointerException { 1056 if (document != null) { 1057 mDocument = document; 1058 1059 } else { 1060 throw new NullPointerException(); 1061 } 1062 } 1063 1064 protected void initPrinter() { 1065 return; 1066 } 1067 1068 protected boolean isSupportedValue(Attribute attrval, 1069 PrintRequestAttributeSet attrset) { 1070 PrintService ps = getPrintService(); 1071 return 1072 (attrval != null && ps != null && 1073 ps.isAttributeValueSupported(attrval, 1074 DocFlavor.SERVICE_FORMATTED.PAGEABLE, 1075 attrset)); 1076 } 1077 1078 /** 1079 * Set the device resolution. 1080 * Overridden and used only by the postscript code. 1081 * Windows code pulls the information from the attribute set itself. 1082 */ 1083 protected void setXYRes(double x, double y) { 1084 } 1085 1086 /* subclasses may need to pull extra information out of the attribute set 1087 * They can override this method & call super.setAttributes() 1088 */ 1089 protected void setAttributes(PrintRequestAttributeSet attributes) 1090 throws PrinterException { 1091 /* reset all values to defaults */ 1092 setCollated(false); 1093 sidesAttr = null; 1094 printerResAttr = null; 1095 pageRangesAttr = null; 1096 copiesAttr = 0; 1097 jobNameAttr = null; 1098 userNameAttr = null; 1099 destinationAttr = null; 1100 collateAttReq = false; 1101 1102 PrintService service = getPrintService(); 1103 if (attributes == null || service == null) { 1104 return; 1105 } 1106 1107 boolean fidelity = false; 1108 Fidelity attrFidelity = (Fidelity)attributes.get(Fidelity.class); 1109 if (attrFidelity != null && attrFidelity == Fidelity.FIDELITY_TRUE) { 1110 fidelity = true; 1111 } 1112 1113 if (fidelity == true) { 1114 AttributeSet unsupported = 1115 service.getUnsupportedAttributes( 1116 DocFlavor.SERVICE_FORMATTED.PAGEABLE, 1117 attributes); 1118 if (unsupported != null) { 1119 throw new PrinterException("Fidelity cannot be satisfied"); 1120 } 1121 } 1122 1123 /* 1124 * Since we have verified supported values if fidelity is true, 1125 * we can either ignore unsupported values, or substitute a 1126 * reasonable alternative 1127 */ 1128 1129 SheetCollate collateAttr = 1130 (SheetCollate)attributes.get(SheetCollate.class); 1131 if (isSupportedValue(collateAttr, attributes)) { 1132 setCollated(collateAttr == SheetCollate.COLLATED); 1133 } 1134 1135 sidesAttr = (Sides)attributes.get(Sides.class); 1136 if (!isSupportedValue(sidesAttr, attributes)) { 1137 sidesAttr = Sides.ONE_SIDED; 1138 } 1139 1140 printerResAttr = (PrinterResolution)attributes.get(PrinterResolution.class); 1141 if (service.isAttributeCategorySupported(PrinterResolution.class)) { 1142 if (!isSupportedValue(printerResAttr, attributes)) { 1143 printerResAttr = (PrinterResolution) 1144 service.getDefaultAttributeValue(PrinterResolution.class); 1145 } 1146 double xr = 1147 printerResAttr.getCrossFeedResolution(ResolutionSyntax.DPI); 1148 double yr = printerResAttr.getFeedResolution(ResolutionSyntax.DPI); 1149 setXYRes(xr, yr); 1150 } 1151 1152 pageRangesAttr = (PageRanges)attributes.get(PageRanges.class); 1153 if (!isSupportedValue(pageRangesAttr, attributes)) { 1154 pageRangesAttr = null; 1155 } else { 1156 if ((SunPageSelection)attributes.get(SunPageSelection.class) 1157 == SunPageSelection.RANGE) { 1158 // get to, from, min, max page ranges 1159 int[][] range = pageRangesAttr.getMembers(); 1160 // setPageRanges uses 0-based indexing so we subtract 1 1161 setPageRange(range[0][0] - 1, range[0][1] - 1); 1162 } else { 1163 setPageRange(-1, - 1); 1164 } 1165 } 1166 1167 Copies copies = (Copies)attributes.get(Copies.class); 1168 if (isSupportedValue(copies, attributes) || 1169 (!fidelity && copies != null)) { 1170 copiesAttr = copies.getValue(); 1171 setCopies(copiesAttr); 1172 } else { 1173 copiesAttr = getCopies(); 1174 } 1175 1176 Destination destination = 1177 (Destination)attributes.get(Destination.class); 1178 1179 if (isSupportedValue(destination, attributes)) { 1180 try { 1181 // Old code (new File(destination.getURI())).getPath() 1182 // would generate a "URI is not hierarchical" IAE 1183 // for "file:out.prn" so we use getSchemeSpecificPart instead 1184 destinationAttr = "" + new File(destination.getURI(). 1185 getSchemeSpecificPart()); 1186 } catch (Exception e) { // paranoid exception 1187 Destination defaultDest = (Destination)service. 1188 getDefaultAttributeValue(Destination.class); 1189 if (defaultDest != null) { 1190 destinationAttr = "" + new File(defaultDest.getURI(). 1191 getSchemeSpecificPart()); 1192 } 1193 } 1194 } 1195 1196 JobSheets jobSheets = (JobSheets)attributes.get(JobSheets.class); 1197 if (jobSheets != null) { 1198 noJobSheet = jobSheets == JobSheets.NONE; 1199 } 1200 1201 JobName jobName = (JobName)attributes.get(JobName.class); 1202 if (isSupportedValue(jobName, attributes) || 1203 (!fidelity && jobName != null)) { 1204 jobNameAttr = jobName.getValue(); 1205 setJobName(jobNameAttr); 1206 } else { 1207 jobNameAttr = getJobName(); 1208 } 1209 1210 RequestingUserName userName = 1211 (RequestingUserName)attributes.get(RequestingUserName.class); 1212 if (isSupportedValue(userName, attributes) || 1213 (!fidelity && userName != null)) { 1214 userNameAttr = userName.getValue(); 1215 } else { 1216 try { 1217 userNameAttr = getUserName(); 1218 } catch (SecurityException e) { 1219 userNameAttr = ""; 1220 } 1221 } 1222 1223 /* OpenBook is used internally only when app uses Printable. 1224 * This is the case when we use the values from the attribute set. 1225 */ 1226 Media media = (Media)attributes.get(Media.class); 1227 OrientationRequested orientReq = 1228 (OrientationRequested)attributes.get(OrientationRequested.class); 1229 MediaPrintableArea mpa = 1230 (MediaPrintableArea)attributes.get(MediaPrintableArea.class); 1231 1232 if ((orientReq != null || media != null || mpa != null) && 1233 getPageable() instanceof OpenBook) { 1234 1235 /* We could almost(!) use PrinterJob.getPageFormat() except 1236 * here we need to start with the PageFormat from the OpenBook : 1237 */ 1238 Pageable pageable = getPageable(); 1239 Printable printable = pageable.getPrintable(0); 1240 PageFormat pf = (PageFormat)pageable.getPageFormat(0).clone(); 1241 Paper paper = pf.getPaper(); 1242 1243 /* If there's a media but no media printable area, we can try 1244 * to retrieve the default value for mpa and use that. 1245 */ 1246 if (mpa == null && media != null && 1247 service. 1248 isAttributeCategorySupported(MediaPrintableArea.class)) { 1249 Object mpaVals = service. 1250 getSupportedAttributeValues(MediaPrintableArea.class, 1251 null, attributes); 1252 if (mpaVals instanceof MediaPrintableArea[] && 1253 ((MediaPrintableArea[])mpaVals).length > 0) { 1254 mpa = ((MediaPrintableArea[])mpaVals)[0]; 1255 } 1256 } 1257 1258 if (isSupportedValue(orientReq, attributes) || 1259 (!fidelity && orientReq != null)) { 1260 int orient; 1261 if (orientReq.equals(OrientationRequested.REVERSE_LANDSCAPE)) { 1262 orient = PageFormat.REVERSE_LANDSCAPE; 1263 } else if (orientReq.equals(OrientationRequested.LANDSCAPE)) { 1264 orient = PageFormat.LANDSCAPE; 1265 } else { 1266 orient = PageFormat.PORTRAIT; 1267 } 1268 pf.setOrientation(orient); 1269 } 1270 1271 if (isSupportedValue(media, attributes) || 1272 (!fidelity && media != null)) { 1273 if (media instanceof MediaSizeName) { 1274 MediaSizeName msn = (MediaSizeName)media; 1275 MediaSize msz = MediaSize.getMediaSizeForName(msn); 1276 if (msz != null) { 1277 float paperWid = msz.getX(MediaSize.INCH) * 72.0f; 1278 float paperHgt = msz.getY(MediaSize.INCH) * 72.0f; 1279 paper.setSize(paperWid, paperHgt); 1280 if (mpa == null) { 1281 paper.setImageableArea(72.0, 72.0, 1282 paperWid-144.0, 1283 paperHgt-144.0); 1284 } 1285 } 1286 } 1287 } 1288 1289 if (isSupportedValue(mpa, attributes) || 1290 (!fidelity && mpa != null)) { 1291 float [] printableArea = 1292 mpa.getPrintableArea(MediaPrintableArea.INCH); 1293 for (int i=0; i < printableArea.length; i++) { 1294 printableArea[i] = printableArea[i]*72.0f; 1295 } 1296 paper.setImageableArea(printableArea[0], printableArea[1], 1297 printableArea[2], printableArea[3]); 1298 } 1299 1300 pf.setPaper(paper); 1301 pf = validatePage(pf); 1302 setPrintable(printable, pf); 1303 } else { 1304 // for AWT where pageable is not an instance of OpenBook, 1305 // we need to save paper info 1306 this.attributes = attributes; 1307 } 1308 1309 } 1310 1311 /* 1312 * Services we don't recognize as built-in services can't be 1313 * implemented as subclasses of PrinterJob, therefore we create 1314 * a DocPrintJob from their service and pass a Doc representing 1315 * the application's printjob 1316 */ 1317 // MacOSX - made protected so subclasses can reference it. 1318 protected void spoolToService(PrintService psvc, 1319 PrintRequestAttributeSet attributes) 1320 throws PrinterException { 1321 1322 if (psvc == null) { 1323 throw new PrinterException("No print service found."); 1324 } 1325 1326 DocPrintJob job = psvc.createPrintJob(); 1327 Doc doc = new PageableDoc(getPageable()); 1328 if (attributes == null) { 1329 attributes = new HashPrintRequestAttributeSet(); 1330 } 1331 try { 1332 job.print(doc, attributes); 1333 } catch (PrintException e) { 1334 throw new PrinterException(e.toString()); 1335 } 1336 } 1337 1338 /** 1339 * Prints a set of pages. 1340 * @exception java.awt.print.PrinterException an error in the print system 1341 * caused the job to be aborted 1342 * @see java.awt.print.Book 1343 * @see java.awt.print.Pageable 1344 * @see java.awt.print.Printable 1345 */ 1346 public void print() throws PrinterException { 1347 print(attributes); 1348 } 1349 1350 public static boolean debugPrint = false; 1351 protected void debug_println(String str) { 1352 if (debugPrint) { 1353 System.out.println("RasterPrinterJob "+str+" "+this); 1354 } 1355 } 1356 1357 public void print(PrintRequestAttributeSet attributes) 1358 throws PrinterException { 1359 1360 /* 1361 * In the future PrinterJob will probably always dispatch 1362 * the print job to the PrintService. 1363 * This is how third party 2D Print Services will be invoked 1364 * when applications use the PrinterJob API. 1365 * However the JRE's concrete PrinterJob implementations have 1366 * not yet been re-worked to be implemented as standalone 1367 * services, and are implemented only as subclasses of PrinterJob. 1368 * So here we dispatch only those services we do not recognize 1369 * as implemented through platform subclasses of PrinterJob 1370 * (and this class). 1371 */ 1372 PrintService psvc = getPrintService(); 1373 debug_println("psvc = "+psvc); 1374 if (psvc == null) { 1375 throw new PrinterException("No print service found."); 1376 } 1377 1378 // Check the list of services. This service may have been 1379 // deleted already 1380 PrinterState prnState = psvc.getAttribute(PrinterState.class); 1381 if (prnState == PrinterState.STOPPED) { 1382 PrinterStateReasons prnStateReasons = 1383 psvc.getAttribute(PrinterStateReasons.class); 1384 if ((prnStateReasons != null) && 1385 (prnStateReasons.containsKey(PrinterStateReason.SHUTDOWN))) 1386 { 1387 throw new PrinterException("PrintService is no longer available."); 1388 } 1389 } 1390 1391 if ((psvc.getAttribute(PrinterIsAcceptingJobs.class)) == 1392 PrinterIsAcceptingJobs.NOT_ACCEPTING_JOBS) { 1393 throw new PrinterException("Printer is not accepting job."); 1394 } 1395 1396 if ((psvc instanceof SunPrinterJobService) && 1397 ((SunPrinterJobService)psvc).usesClass(getClass())) { 1398 setAttributes(attributes); 1399 // throw exception for invalid destination 1400 if (destinationAttr != null) { 1401 validateDestination(destinationAttr); 1402 } 1403 } else { 1404 spoolToService(psvc, attributes); 1405 return; 1406 } 1407 /* We need to make sure that the collation and copies 1408 * settings are initialised */ 1409 initPrinter(); 1410 1411 int numCollatedCopies = getCollatedCopies(); 1412 int numNonCollatedCopies = getNoncollatedCopies(); 1413 debug_println("getCollatedCopies() "+numCollatedCopies 1414 + " getNoncollatedCopies() "+ numNonCollatedCopies); 1415 1416 /* Get the range of pages we are to print. If the 1417 * last page to print is unknown, then we print to 1418 * the end of the document. Note that firstPage 1419 * and lastPage are 0 based page indices. 1420 */ 1421 int numPages = mDocument.getNumberOfPages(); 1422 if (numPages == 0) { 1423 return; 1424 } 1425 1426 int firstPage = getFirstPage(); 1427 int lastPage = getLastPage(); 1428 if(lastPage == Pageable.UNKNOWN_NUMBER_OF_PAGES){ 1429 int totalPages = mDocument.getNumberOfPages(); 1430 if (totalPages != Pageable.UNKNOWN_NUMBER_OF_PAGES) { 1431 lastPage = mDocument.getNumberOfPages() - 1; 1432 } 1433 } 1434 1435 try { 1436 synchronized (this) { 1437 performingPrinting = true; 1438 userCancelled = false; 1439 } 1440 1441 startDoc(); 1442 if (isCancelled()) { 1443 cancelDoc(); 1444 } 1445 1446 // PageRanges can be set even if RANGE is not selected 1447 // so we need to check if it is selected. 1448 boolean rangeIsSelected = true; 1449 if (attributes != null) { 1450 SunPageSelection pages = 1451 (SunPageSelection)attributes.get(SunPageSelection.class); 1452 if ((pages != null) && (pages != SunPageSelection.RANGE)) { 1453 rangeIsSelected = false; 1454 } 1455 } 1456 1457 1458 debug_println("after startDoc rangeSelected? "+rangeIsSelected 1459 + " numNonCollatedCopies "+ numNonCollatedCopies); 1460 1461 1462 /* Three nested loops iterate over the document. The outer loop 1463 * counts the number of collated copies while the inner loop 1464 * counts the number of nonCollated copies. Normally, one of 1465 * these two loops will only execute once; that is we will 1466 * either print collated copies or noncollated copies. The 1467 * middle loop iterates over the pages. 1468 * If a PageRanges attribute is used, it constrains the pages 1469 * that are imaged. If a platform subclass (though a user dialog) 1470 * requests a page range via setPageRange(). it too can 1471 * constrain the page ranges that are imaged. 1472 * It is expected that only one of these will be used in a 1473 * job but both should be able to co-exist. 1474 */ 1475 for(int collated = 0; collated < numCollatedCopies; collated++) { 1476 for(int i = firstPage, pageResult = Printable.PAGE_EXISTS; 1477 (i <= lastPage || 1478 lastPage == Pageable.UNKNOWN_NUMBER_OF_PAGES) 1479 && pageResult == Printable.PAGE_EXISTS; 1480 i++) 1481 { 1482 1483 if ((pageRangesAttr != null) && rangeIsSelected ){ 1484 int nexti = pageRangesAttr.next(i); 1485 if (nexti == -1) { 1486 break; 1487 } else if (nexti != i+1) { 1488 continue; 1489 } 1490 } 1491 1492 for(int nonCollated = 0; 1493 nonCollated < numNonCollatedCopies 1494 && pageResult == Printable.PAGE_EXISTS; 1495 nonCollated++) 1496 { 1497 if (isCancelled()) { 1498 cancelDoc(); 1499 } 1500 debug_println("printPage "+i); 1501 pageResult = printPage(mDocument, i); 1502 1503 } 1504 } 1505 } 1506 1507 if (isCancelled()) { 1508 cancelDoc(); 1509 } 1510 1511 } finally { 1512 // reset previousPaper in case this job is invoked again. 1513 previousPaper = null; 1514 synchronized (this) { 1515 if (performingPrinting) { 1516 endDoc(); 1517 } 1518 performingPrinting = false; 1519 notify(); 1520 } 1521 } 1522 } 1523 1524 protected void validateDestination(String dest) throws PrinterException { 1525 if (dest == null) { 1526 return; 1527 } 1528 // dest is null for Destination(new URI("")) 1529 // because isAttributeValueSupported returns false in setAttributes 1530 1531 // Destination(new URI(" ")) throws URISyntaxException 1532 File f = new File(dest); 1533 try { 1534 // check if this is a new file and if filename chars are valid 1535 if (f.createNewFile()) { 1536 f.delete(); 1537 } 1538 } catch (IOException ioe) { 1539 throw new PrinterException("Cannot write to file:"+ 1540 dest); 1541 } catch (SecurityException se) { 1542 //There is already file read/write access so at this point 1543 // only delete access is denied. Just ignore it because in 1544 // most cases the file created in createNewFile gets overwritten 1545 // anyway. 1546 } 1547 1548 File pFile = f.getParentFile(); 1549 if ((f.exists() && 1550 (!f.isFile() || !f.canWrite())) || 1551 ((pFile != null) && 1552 (!pFile.exists() || (pFile.exists() && !pFile.canWrite())))) { 1553 throw new PrinterException("Cannot write to file:"+ 1554 dest); 1555 } 1556 } 1557 1558 /** 1559 * updates a Paper object to reflect the current printer's selected 1560 * paper size and imageable area for that paper size. 1561 * Default implementation copies settings from the original, applies 1562 * applies some validity checks, changes them only if they are 1563 * clearly unreasonable, then sets them into the new Paper. 1564 * Subclasses are expected to override this method to make more 1565 * informed decisons. 1566 */ 1567 protected void validatePaper(Paper origPaper, Paper newPaper) { 1568 if (origPaper == null || newPaper == null) { 1569 return; 1570 } else { 1571 double wid = origPaper.getWidth(); 1572 double hgt = origPaper.getHeight(); 1573 double ix = origPaper.getImageableX(); 1574 double iy = origPaper.getImageableY(); 1575 double iw = origPaper.getImageableWidth(); 1576 double ih = origPaper.getImageableHeight(); 1577 1578 /* Assume any +ve values are legal. Overall paper dimensions 1579 * take precedence. Make sure imageable area fits on the paper. 1580 */ 1581 Paper defaultPaper = new Paper(); 1582 wid = ((wid > 0.0) ? wid : defaultPaper.getWidth()); 1583 hgt = ((hgt > 0.0) ? hgt : defaultPaper.getHeight()); 1584 ix = ((ix > 0.0) ? ix : defaultPaper.getImageableX()); 1585 iy = ((iy > 0.0) ? iy : defaultPaper.getImageableY()); 1586 iw = ((iw > 0.0) ? iw : defaultPaper.getImageableWidth()); 1587 ih = ((ih > 0.0) ? ih : defaultPaper.getImageableHeight()); 1588 /* full width/height is not likely to be imageable, but since we 1589 * don't know the limits we have to allow it 1590 */ 1591 if (iw > wid) { 1592 iw = wid; 1593 } 1594 if (ih > hgt) { 1595 ih = hgt; 1596 } 1597 if ((ix + iw) > wid) { 1598 ix = wid - iw; 1599 } 1600 if ((iy + ih) > hgt) { 1601 iy = hgt - ih; 1602 } 1603 newPaper.setSize(wid, hgt); 1604 newPaper.setImageableArea(ix, iy, iw, ih); 1605 } 1606 } 1607 1608 /** 1609 * The passed in PageFormat will be copied and altered to describe 1610 * the default page size and orientation of the PrinterJob's 1611 * current printer. 1612 * Platform subclasses which can access the actual default paper size 1613 * for a printer may override this method. 1614 */ 1615 public PageFormat defaultPage(PageFormat page) { 1616 PageFormat newPage = (PageFormat)page.clone(); 1617 newPage.setOrientation(PageFormat.PORTRAIT); 1618 Paper newPaper = new Paper(); 1619 double ptsPerInch = 72.0; 1620 double w, h; 1621 Media media = null; 1622 1623 PrintService service = getPrintService(); 1624 if (service != null) { 1625 MediaSize size; 1626 media = 1627 (Media)service.getDefaultAttributeValue(Media.class); 1628 1629 if (media instanceof MediaSizeName && 1630 ((size = MediaSize.getMediaSizeForName((MediaSizeName)media)) != 1631 null)) { 1632 w = size.getX(MediaSize.INCH) * ptsPerInch; 1633 h = size.getY(MediaSize.INCH) * ptsPerInch; 1634 newPaper.setSize(w, h); 1635 newPaper.setImageableArea(ptsPerInch, ptsPerInch, 1636 w - 2.0*ptsPerInch, 1637 h - 2.0*ptsPerInch); 1638 newPage.setPaper(newPaper); 1639 return newPage; 1640 1641 } 1642 } 1643 1644 /* Default to A4 paper outside North America. 1645 */ 1646 String defaultCountry = Locale.getDefault().getCountry(); 1647 if (!Locale.getDefault().equals(Locale.ENGLISH) && // ie "C" 1648 defaultCountry != null && 1649 !defaultCountry.equals(Locale.US.getCountry()) && 1650 !defaultCountry.equals(Locale.CANADA.getCountry())) { 1651 1652 double mmPerInch = 25.4; 1653 w = Math.rint((210.0*ptsPerInch)/mmPerInch); 1654 h = Math.rint((297.0*ptsPerInch)/mmPerInch); 1655 newPaper.setSize(w, h); 1656 newPaper.setImageableArea(ptsPerInch, ptsPerInch, 1657 w - 2.0*ptsPerInch, 1658 h - 2.0*ptsPerInch); 1659 } 1660 1661 newPage.setPaper(newPaper); 1662 1663 return newPage; 1664 } 1665 1666 /** 1667 * The passed in PageFormat is cloned and altered to be usable on 1668 * the PrinterJob's current printer. 1669 */ 1670 public PageFormat validatePage(PageFormat page) { 1671 PageFormat newPage = (PageFormat)page.clone(); 1672 Paper newPaper = new Paper(); 1673 validatePaper(newPage.getPaper(), newPaper); 1674 newPage.setPaper(newPaper); 1675 1676 return newPage; 1677 } 1678 1679 /** 1680 * Set the number of copies to be printed. 1681 */ 1682 public void setCopies(int copies) { 1683 mNumCopies = copies; 1684 } 1685 1686 /** 1687 * Get the number of copies to be printed. 1688 */ 1689 public int getCopies() { 1690 return mNumCopies; 1691 } 1692 1693 /* Used when executing a print job where an attribute set may 1694 * over ride API values. 1695 */ 1696 protected int getCopiesInt() { 1697 return (copiesAttr > 0) ? copiesAttr : getCopies(); 1698 } 1699 1700 /** 1701 * Get the name of the printing user. 1702 * The caller must have security permission to read system properties. 1703 */ 1704 public String getUserName() { 1705 return System.getProperty("user.name"); 1706 } 1707 1708 /* Used when executing a print job where an attribute set may 1709 * over ride API values. 1710 */ 1711 protected String getUserNameInt() { 1712 if (userNameAttr != null) { 1713 return userNameAttr; 1714 } else { 1715 try { 1716 return getUserName(); 1717 } catch (SecurityException e) { 1718 return ""; 1719 } 1720 } 1721 } 1722 1723 /** 1724 * Set the name of the document to be printed. 1725 * The document name can not be null. 1726 */ 1727 public void setJobName(String jobName) { 1728 if (jobName != null) { 1729 mDocName = jobName; 1730 } else { 1731 throw new NullPointerException(); 1732 } 1733 } 1734 1735 /** 1736 * Get the name of the document to be printed. 1737 */ 1738 public String getJobName() { 1739 return mDocName; 1740 } 1741 1742 /* Used when executing a print job where an attribute set may 1743 * over ride API values. 1744 */ 1745 protected String getJobNameInt() { 1746 return (jobNameAttr != null) ? jobNameAttr : getJobName(); 1747 } 1748 1749 /** 1750 * Set the range of pages from a Book to be printed. 1751 * Both 'firstPage' and 'lastPage' are zero based 1752 * page indices. If either parameter is less than 1753 * zero then the page range is set to be from the 1754 * first page to the last. 1755 */ 1756 protected void setPageRange(int firstPage, int lastPage) { 1757 if(firstPage >= 0 && lastPage >= 0) { 1758 mFirstPage = firstPage; 1759 mLastPage = lastPage; 1760 if(mLastPage < mFirstPage) mLastPage = mFirstPage; 1761 } else { 1762 mFirstPage = Pageable.UNKNOWN_NUMBER_OF_PAGES; 1763 mLastPage = Pageable.UNKNOWN_NUMBER_OF_PAGES; 1764 } 1765 } 1766 1767 /** 1768 * Return the zero based index of the first page to 1769 * be printed in this job. 1770 */ 1771 protected int getFirstPage() { 1772 return mFirstPage == Book.UNKNOWN_NUMBER_OF_PAGES ? 0 : mFirstPage; 1773 } 1774 1775 /** 1776 * Return the zero based index of the last page to 1777 * be printed in this job. 1778 */ 1779 protected int getLastPage() { 1780 return mLastPage; 1781 } 1782 1783 /** 1784 * Set whether copies should be collated or not. 1785 * Two collated copies of a three page document 1786 * print in this order: 1, 2, 3, 1, 2, 3 while 1787 * uncollated copies print in this order: 1788 * 1, 1, 2, 2, 3, 3. 1789 * This is set when request is using an attribute set. 1790 */ 1791 protected void setCollated(boolean collate) { 1792 mCollate = collate; 1793 collateAttReq = true; 1794 } 1795 1796 /** 1797 * Return true if collated copies will be printed as determined 1798 * in an attribute set. 1799 */ 1800 protected boolean isCollated() { 1801 return mCollate; 1802 } 1803 1804 protected final int getSelectAttrib() { 1805 if (attributes != null) { 1806 SunPageSelection pages = 1807 (SunPageSelection)attributes.get(SunPageSelection.class); 1808 if (pages == SunPageSelection.RANGE) { 1809 return PD_PAGENUMS; 1810 } else if (pages == SunPageSelection.SELECTION) { 1811 return PD_SELECTION; 1812 } else if (pages == SunPageSelection.ALL) { 1813 return PD_ALLPAGES; 1814 } 1815 } 1816 return PD_NOSELECTION; 1817 } 1818 1819 //returns 1-based index for "From" page 1820 protected final int getFromPageAttrib() { 1821 if (attributes != null) { 1822 PageRanges pageRangesAttr = 1823 (PageRanges)attributes.get(PageRanges.class); 1824 if (pageRangesAttr != null) { 1825 int[][] range = pageRangesAttr.getMembers(); 1826 return range[0][0]; 1827 } 1828 } 1829 return getMinPageAttrib(); 1830 } 1831 1832 //returns 1-based index for "To" page 1833 protected final int getToPageAttrib() { 1834 if (attributes != null) { 1835 PageRanges pageRangesAttr = 1836 (PageRanges)attributes.get(PageRanges.class); 1837 if (pageRangesAttr != null) { 1838 int[][] range = pageRangesAttr.getMembers(); 1839 return range[range.length-1][1]; 1840 } 1841 } 1842 return getMaxPageAttrib(); 1843 } 1844 1845 protected final int getMinPageAttrib() { 1846 if (attributes != null) { 1847 SunMinMaxPage s = 1848 (SunMinMaxPage)attributes.get(SunMinMaxPage.class); 1849 if (s != null) { 1850 return s.getMin(); 1851 } 1852 } 1853 return 1; 1854 } 1855 1856 protected final int getMaxPageAttrib() { 1857 if (attributes != null) { 1858 SunMinMaxPage s = 1859 (SunMinMaxPage)attributes.get(SunMinMaxPage.class); 1860 if (s != null) { 1861 return s.getMax(); 1862 } 1863 } 1864 1865 Pageable pageable = getPageable(); 1866 if (pageable != null) { 1867 int numPages = pageable.getNumberOfPages(); 1868 if (numPages <= Pageable.UNKNOWN_NUMBER_OF_PAGES) { 1869 numPages = MAX_UNKNOWN_PAGES; 1870 } 1871 return ((numPages == 0) ? 1 : numPages); 1872 } 1873 1874 return Integer.MAX_VALUE; 1875 } 1876 /** 1877 * Called by the print() method at the start of 1878 * a print job. 1879 */ 1880 protected abstract void startDoc() throws PrinterException; 1881 1882 /** 1883 * Called by the print() method at the end of 1884 * a print job. 1885 */ 1886 protected abstract void endDoc() throws PrinterException; 1887 1888 /* Called by cancelDoc */ 1889 protected abstract void abortDoc(); 1890 1891 // MacOSX - made protected so subclasses can reference it. 1892 protected void cancelDoc() throws PrinterAbortException { 1893 abortDoc(); 1894 synchronized (this) { 1895 userCancelled = false; 1896 performingPrinting = false; 1897 notify(); 1898 } 1899 throw new PrinterAbortException(); 1900 } 1901 1902 /** 1903 * Returns how many times the entire book should 1904 * be printed by the PrintJob. If the printer 1905 * itself supports collation then this method 1906 * should return 1 indicating that the entire 1907 * book need only be printed once and the copies 1908 * will be collated and made in the printer. 1909 */ 1910 protected int getCollatedCopies() { 1911 return isCollated() ? getCopiesInt() : 1; 1912 } 1913 1914 /** 1915 * Returns how many times each page in the book 1916 * should be consecutively printed by PrintJob. 1917 * If the printer makes copies itself then this 1918 * method should return 1. 1919 */ 1920 protected int getNoncollatedCopies() { 1921 return isCollated() ? 1 : getCopiesInt(); 1922 } 1923 1924 1925 /* The printer graphics config is cached on the job, so that it can 1926 * be created once, and updated only as needed (for now only to change 1927 * the bounds if when using a Pageable the page sizes changes). 1928 */ 1929 1930 private int deviceWidth, deviceHeight; 1931 private AffineTransform defaultDeviceTransform; 1932 private PrinterGraphicsConfig pgConfig; 1933 1934 synchronized void setGraphicsConfigInfo(AffineTransform at, 1935 double pw, double ph) { 1936 Point2D.Double pt = new Point2D.Double(pw, ph); 1937 at.transform(pt, pt); 1938 1939 if (pgConfig == null || 1940 defaultDeviceTransform == null || 1941 !at.equals(defaultDeviceTransform) || 1942 deviceWidth != (int)pt.getX() || 1943 deviceHeight != (int)pt.getY()) { 1944 1945 deviceWidth = (int)pt.getX(); 1946 deviceHeight = (int)pt.getY(); 1947 defaultDeviceTransform = at; 1948 pgConfig = null; 1949 } 1950 } 1951 1952 synchronized PrinterGraphicsConfig getPrinterGraphicsConfig() { 1953 if (pgConfig != null) { 1954 return pgConfig; 1955 } 1956 String deviceID = "Printer Device"; 1957 PrintService service = getPrintService(); 1958 if (service != null) { 1959 deviceID = service.toString(); 1960 } 1961 pgConfig = new PrinterGraphicsConfig(deviceID, 1962 defaultDeviceTransform, 1963 deviceWidth, deviceHeight); 1964 return pgConfig; 1965 } 1966 1967 /** 1968 * Print a page from the provided document. 1969 * @return int Printable.PAGE_EXISTS if the page existed and was drawn and 1970 * Printable.NO_SUCH_PAGE if the page did not exist. 1971 * @see java.awt.print.Printable 1972 */ 1973 protected int printPage(Pageable document, int pageIndex) 1974 throws PrinterException 1975 { 1976 PageFormat page; 1977 PageFormat origPage; 1978 Printable painter; 1979 try { 1980 origPage = document.getPageFormat(pageIndex); 1981 page = (PageFormat)origPage.clone(); 1982 painter = document.getPrintable(pageIndex); 1983 } catch (Exception e) { 1984 PrinterException pe = 1985 new PrinterException("Error getting page or printable.[ " + 1986 e +" ]"); 1987 pe.initCause(e); 1988 throw pe; 1989 } 1990 1991 /* Get the imageable area from Paper instead of PageFormat 1992 * because we do not want it adjusted by the page orientation. 1993 */ 1994 Paper paper = page.getPaper(); 1995 // if non-portrait and 270 degree landscape rotation 1996 if (page.getOrientation() != PageFormat.PORTRAIT && 1997 landscapeRotates270) { 1998 1999 double left = paper.getImageableX(); 2000 double top = paper.getImageableY(); 2001 double width = paper.getImageableWidth(); 2002 double height = paper.getImageableHeight(); 2003 paper.setImageableArea(paper.getWidth()-left-width, 2004 paper.getHeight()-top-height, 2005 width, height); 2006 page.setPaper(paper); 2007 if (page.getOrientation() == PageFormat.LANDSCAPE) { 2008 page.setOrientation(PageFormat.REVERSE_LANDSCAPE); 2009 } else { 2010 page.setOrientation(PageFormat.LANDSCAPE); 2011 } 2012 } 2013 2014 double xScale = getXRes() / 72.0; 2015 double yScale = getYRes() / 72.0; 2016 2017 /* The deviceArea is the imageable area in the printer's 2018 * resolution. 2019 */ 2020 Rectangle2D deviceArea = 2021 new Rectangle2D.Double(paper.getImageableX() * xScale, 2022 paper.getImageableY() * yScale, 2023 paper.getImageableWidth() * xScale, 2024 paper.getImageableHeight() * yScale); 2025 2026 /* Build and hold on to a uniform transform so that 2027 * we can get back to device space at the beginning 2028 * of each band. 2029 */ 2030 AffineTransform uniformTransform = new AffineTransform(); 2031 2032 /* The scale transform is used to switch from the 2033 * device space to the user's 72 dpi space. 2034 */ 2035 AffineTransform scaleTransform = new AffineTransform(); 2036 scaleTransform.scale(xScale, yScale); 2037 2038 /* bandwidth is multiple of 4 as the data is used in a win32 DIB and 2039 * some drivers behave badly if scanlines aren't multiples of 4 bytes. 2040 */ 2041 int bandWidth = (int) deviceArea.getWidth(); 2042 if (bandWidth % 4 != 0) { 2043 bandWidth += (4 - (bandWidth % 4)); 2044 } 2045 if (bandWidth <= 0) { 2046 throw new PrinterException("Paper's imageable width is too small."); 2047 } 2048 2049 int deviceAreaHeight = (int)deviceArea.getHeight(); 2050 if (deviceAreaHeight <= 0) { 2051 throw new PrinterException("Paper's imageable height is too small."); 2052 } 2053 2054 /* Figure out the number of lines that will fit into 2055 * our maximum band size. The hard coded 3 reflects the 2056 * fact that we can only create 24 bit per pixel 3 byte BGR 2057 * BufferedImages. FIX. 2058 */ 2059 int bandHeight = (MAX_BAND_SIZE / bandWidth / 3); 2060 2061 int deviceLeft = (int)Math.rint(paper.getImageableX() * xScale); 2062 int deviceTop = (int)Math.rint(paper.getImageableY() * yScale); 2063 2064 /* The device transform is used to move the band down 2065 * the page using translates. Normally this is all it 2066 * would do, but since, when printing, the Window's 2067 * DIB format wants the last line to be first (lowest) in 2068 * memory, the deviceTransform moves the origin to the 2069 * bottom of the band and flips the origin. This way the 2070 * app prints upside down into the band which is the DIB 2071 * format. 2072 */ 2073 AffineTransform deviceTransform = new AffineTransform(); 2074 deviceTransform.translate(-deviceLeft, deviceTop); 2075 deviceTransform.translate(0, bandHeight); 2076 deviceTransform.scale(1, -1); 2077 2078 /* Create a BufferedImage to hold the band. We set the clip 2079 * of the band to be tight around the bits so that the 2080 * application can use it to figure what part of the 2081 * page needs to be drawn. The clip is never altered in 2082 * this method, but we do translate the band's coordinate 2083 * system so that the app will see the clip moving down the 2084 * page though it s always around the same set of pixels. 2085 */ 2086 BufferedImage pBand = new BufferedImage(1, 1, 2087 BufferedImage.TYPE_3BYTE_BGR); 2088 2089 /* Have the app draw into a PeekGraphics object so we can 2090 * learn something about the needs of the print job. 2091 */ 2092 2093 PeekGraphics peekGraphics = createPeekGraphics(pBand.createGraphics(), 2094 this); 2095 2096 Rectangle2D.Double pageFormatArea = 2097 new Rectangle2D.Double(page.getImageableX(), 2098 page.getImageableY(), 2099 page.getImageableWidth(), 2100 page.getImageableHeight()); 2101 peekGraphics.transform(scaleTransform); 2102 peekGraphics.translate(-getPhysicalPrintableX(paper) / xScale, 2103 -getPhysicalPrintableY(paper) / yScale); 2104 peekGraphics.transform(new AffineTransform(page.getMatrix())); 2105 initPrinterGraphics(peekGraphics, pageFormatArea); 2106 AffineTransform pgAt = peekGraphics.getTransform(); 2107 2108 /* Update the information used to return a GraphicsConfiguration 2109 * for this printer device. It needs to be updated per page as 2110 * not all pages in a job may be the same size (different bounds) 2111 * The transform is the scaling transform as this corresponds to 2112 * the default transform for the device. The width and height are 2113 * those of the paper, not the page format, as we want to describe 2114 * the bounds of the device in its natural coordinate system of 2115 * device coordinate whereas a page format may be in a rotated context. 2116 */ 2117 setGraphicsConfigInfo(scaleTransform, 2118 paper.getWidth(), paper.getHeight()); 2119 int pageResult = painter.print(peekGraphics, origPage, pageIndex); 2120 debug_println("pageResult "+pageResult); 2121 if (pageResult == Printable.PAGE_EXISTS) { 2122 debug_println("startPage "+pageIndex); 2123 2124 /* We need to check if the paper size is changed. 2125 * Note that it is not sufficient to ask for the pageformat 2126 * of "pageIndex-1", since PageRanges mean that pages can be 2127 * skipped. So we have to look at the actual last paper size used. 2128 */ 2129 Paper thisPaper = page.getPaper(); 2130 boolean paperChanged = 2131 previousPaper == null || 2132 thisPaper.getWidth() != previousPaper.getWidth() || 2133 thisPaper.getHeight() != previousPaper.getHeight(); 2134 previousPaper = thisPaper; 2135 2136 startPage(page, painter, pageIndex, paperChanged); 2137 Graphics2D pathGraphics = createPathGraphics(peekGraphics, this, 2138 painter, page, 2139 pageIndex); 2140 2141 /* If we can convert the page directly to the 2142 * underlying graphics system then we do not 2143 * need to rasterize. We also may not need to 2144 * create the 'band' if all the pages can take 2145 * this path. 2146 */ 2147 if (pathGraphics != null) { 2148 pathGraphics.transform(scaleTransform); 2149 // user (0,0) should be origin of page, not imageable area 2150 pathGraphics.translate(-getPhysicalPrintableX(paper) / xScale, 2151 -getPhysicalPrintableY(paper) / yScale); 2152 pathGraphics.transform(new AffineTransform(page.getMatrix())); 2153 initPrinterGraphics(pathGraphics, pageFormatArea); 2154 2155 redrawList.clear(); 2156 2157 AffineTransform initialTx = pathGraphics.getTransform(); 2158 2159 painter.print(pathGraphics, origPage, pageIndex); 2160 2161 for (int i=0;i<redrawList.size();i++) { 2162 GraphicsState gstate = redrawList.get(i); 2163 pathGraphics.setTransform(initialTx); 2164 ((PathGraphics)pathGraphics).redrawRegion( 2165 gstate.region, 2166 gstate.sx, 2167 gstate.sy, 2168 gstate.theClip, 2169 gstate.theTransform); 2170 } 2171 2172 /* This is the banded-raster printing loop. 2173 * It should be moved into its own method. 2174 */ 2175 } else { 2176 BufferedImage band = cachedBand; 2177 if (cachedBand == null || 2178 bandWidth != cachedBandWidth || 2179 bandHeight != cachedBandHeight) { 2180 band = new BufferedImage(bandWidth, bandHeight, 2181 BufferedImage.TYPE_3BYTE_BGR); 2182 cachedBand = band; 2183 cachedBandWidth = bandWidth; 2184 cachedBandHeight = bandHeight; 2185 } 2186 Graphics2D bandGraphics = band.createGraphics(); 2187 2188 Rectangle2D.Double clipArea = 2189 new Rectangle2D.Double(0, 0, bandWidth, bandHeight); 2190 2191 initPrinterGraphics(bandGraphics, clipArea); 2192 2193 ProxyGraphics2D painterGraphics = 2194 new ProxyGraphics2D(bandGraphics, this); 2195 2196 Graphics2D clearGraphics = band.createGraphics(); 2197 clearGraphics.setColor(Color.white); 2198 2199 /* We need the actual bits of the BufferedImage to send to 2200 * the native Window's code. 'data' points to the actual 2201 * pixels. Right now these are in ARGB format with 8 bits 2202 * per component. We need to use a monochrome BufferedImage 2203 * for monochrome printers when this is supported by 2204 * BufferedImage. FIX 2205 */ 2206 ByteInterleavedRaster tile = (ByteInterleavedRaster)band.getRaster(); 2207 byte[] data = tile.getDataStorage(); 2208 2209 /* Loop over the page moving our band down the page, 2210 * calling the app to render the band, and then send the band 2211 * to the printer. 2212 */ 2213 int deviceBottom = deviceTop + deviceAreaHeight; 2214 2215 /* device's printable x,y is really addressable origin 2216 * we address relative to media origin so when we print a 2217 * band we need to adjust for the different methods of 2218 * addressing it. 2219 */ 2220 int deviceAddressableX = (int)getPhysicalPrintableX(paper); 2221 int deviceAddressableY = (int)getPhysicalPrintableY(paper); 2222 2223 for (int bandTop = 0; bandTop <= deviceAreaHeight; 2224 bandTop += bandHeight) 2225 { 2226 2227 /* Put the band back into device space and 2228 * erase the contents of the band. 2229 */ 2230 clearGraphics.fillRect(0, 0, bandWidth, bandHeight); 2231 2232 /* Put the band into the correct location on the 2233 * page. Once the band is moved we translate the 2234 * device transform so that the band will move down 2235 * the page on the next iteration of the loop. 2236 */ 2237 bandGraphics.setTransform(uniformTransform); 2238 bandGraphics.transform(deviceTransform); 2239 deviceTransform.translate(0, -bandHeight); 2240 2241 /* Switch the band from device space to user, 2242 * 72 dpi, space. 2243 */ 2244 bandGraphics.transform(scaleTransform); 2245 bandGraphics.transform(new AffineTransform(page.getMatrix())); 2246 2247 Rectangle clip = bandGraphics.getClipBounds(); 2248 clip = pgAt.createTransformedShape(clip).getBounds(); 2249 2250 if ((clip == null) || peekGraphics.hitsDrawingArea(clip) && 2251 (bandWidth > 0 && bandHeight > 0)) { 2252 2253 /* if the client has specified an imageable X or Y 2254 * which is off than the physically addressable 2255 * area of the page, then we need to adjust for that 2256 * here so that we pass only non -ve band coordinates 2257 * We also need to translate by the adjusted amount 2258 * so that printing appears in the correct place. 2259 */ 2260 int bandX = deviceLeft - deviceAddressableX; 2261 if (bandX < 0) { 2262 bandGraphics.translate(bandX/xScale,0); 2263 bandX = 0; 2264 } 2265 int bandY = deviceTop + bandTop - deviceAddressableY; 2266 if (bandY < 0) { 2267 bandGraphics.translate(0,bandY/yScale); 2268 bandY = 0; 2269 } 2270 /* Have the app's painter image into the band 2271 * and then send the band to the printer. 2272 */ 2273 painterGraphics.setDelegate((Graphics2D) bandGraphics.create()); 2274 painter.print(painterGraphics, origPage, pageIndex); 2275 painterGraphics.dispose(); 2276 printBand(data, bandX, bandY, bandWidth, bandHeight); 2277 } 2278 } 2279 2280 clearGraphics.dispose(); 2281 bandGraphics.dispose(); 2282 2283 } 2284 debug_println("calling endPage "+pageIndex); 2285 endPage(page, painter, pageIndex); 2286 } 2287 2288 return pageResult; 2289 } 2290 2291 /** 2292 * If a print job is in progress, print() has been 2293 * called but has not returned, then this signals 2294 * that the job should be cancelled and the next 2295 * chance. If there is no print job in progress then 2296 * this call does nothing. 2297 */ 2298 public void cancel() { 2299 synchronized (this) { 2300 if (performingPrinting) { 2301 userCancelled = true; 2302 } 2303 notify(); 2304 } 2305 } 2306 2307 /** 2308 * Returns true is a print job is ongoing but will 2309 * be cancelled and the next opportunity. false is 2310 * returned otherwise. 2311 */ 2312 public boolean isCancelled() { 2313 2314 boolean cancelled = false; 2315 2316 synchronized (this) { 2317 cancelled = (performingPrinting && userCancelled); 2318 notify(); 2319 } 2320 2321 return cancelled; 2322 } 2323 2324 /** 2325 * Return the Pageable describing the pages to be printed. 2326 */ 2327 protected Pageable getPageable() { 2328 return mDocument; 2329 } 2330 2331 /** 2332 * Examine the metrics captured by the 2333 * <code>PeekGraphics</code> instance and 2334 * if capable of directly converting this 2335 * print job to the printer's control language 2336 * or the native OS's graphics primitives, then 2337 * return a <code>PathGraphics</code> to perform 2338 * that conversion. If there is not an object 2339 * capable of the conversion then return 2340 * <code>null</code>. Returning <code>null</code> 2341 * causes the print job to be rasterized. 2342 */ 2343 protected Graphics2D createPathGraphics(PeekGraphics graphics, 2344 PrinterJob printerJob, 2345 Printable painter, 2346 PageFormat pageFormat, 2347 int pageIndex) { 2348 2349 return null; 2350 } 2351 2352 /** 2353 * Create and return an object that will 2354 * gather and hold metrics about the print 2355 * job. This method is passed a <code>Graphics2D</code> 2356 * object that can be used as a proxy for the 2357 * object gathering the print job matrics. The 2358 * method is also supplied with the instance 2359 * controlling the print job, <code>printerJob</code>. 2360 */ 2361 protected PeekGraphics createPeekGraphics(Graphics2D graphics, 2362 PrinterJob printerJob) { 2363 2364 return new PeekGraphics(graphics, printerJob); 2365 } 2366 2367 /** 2368 * Configure the passed in Graphics2D so that 2369 * is contains the defined initial settings 2370 * for a print job. These settings are: 2371 * color: black. 2372 * clip: <as passed in> 2373 */ 2374 // MacOSX - made protected so subclasses can reference it. 2375 protected void initPrinterGraphics(Graphics2D g, Rectangle2D clip) { 2376 2377 g.setClip(clip); 2378 g.setPaint(Color.black); 2379 } 2380 2381 2382 /** 2383 * User dialogs should disable "File" buttons if this returns false. 2384 * 2385 */ 2386 public boolean checkAllowedToPrintToFile() { 2387 try { 2388 throwPrintToFile(); 2389 return true; 2390 } catch (SecurityException e) { 2391 return false; 2392 } 2393 } 2394 2395 /** 2396 * Break this out as it may be useful when we allow API to 2397 * specify printing to a file. In that case its probably right 2398 * to throw a SecurityException if the permission is not granted 2399 */ 2400 private void throwPrintToFile() { 2401 SecurityManager security = System.getSecurityManager(); 2402 if (security != null) { 2403 if (printToFilePermission == null) { 2404 printToFilePermission = 2405 new FilePermission("<<ALL FILES>>", "read,write"); 2406 } 2407 security.checkPermission(printToFilePermission); 2408 } 2409 } 2410 2411 /* On-screen drawString renders most control chars as the missing glyph 2412 * and have the non-zero advance of that glyph. 2413 * Exceptions are \t, \n and \r which are considered zero-width. 2414 * This is a utility method used by subclasses to remove them so we 2415 * don't have to worry about platform or font specific handling of them. 2416 */ 2417 protected String removeControlChars(String s) { 2418 char[] in_chars = s.toCharArray(); 2419 int len = in_chars.length; 2420 char[] out_chars = new char[len]; 2421 int pos = 0; 2422 2423 for (int i = 0; i < len; i++) { 2424 char c = in_chars[i]; 2425 if (c > '\r' || c < '\t' || c == '\u000b' || c == '\u000c') { 2426 out_chars[pos++] = c; 2427 } 2428 } 2429 if (pos == len) { 2430 return s; // no need to make a new String. 2431 } else { 2432 return new String(out_chars, 0, pos); 2433 } 2434 } 2435 }