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