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