| 1 | /* PrintJob.java -- A print job class
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| 2 | Copyright (C) 1999 Free Software Foundation, Inc.
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| 3 |
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| 4 | This file is part of GNU Classpath.
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| 5 |
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| 6 | GNU Classpath is free software; you can redistribute it and/or modify
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| 7 | it under the terms of the GNU General Public License as published by
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| 8 | the Free Software Foundation; either version 2, or (at your option)
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| 9 | any later version.
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| 10 |
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| 11 | GNU Classpath is distributed in the hope that it will be useful, but
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| 12 | WITHOUT ANY WARRANTY; without even the implied warranty of
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| 13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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| 14 | General Public License for more details.
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| 15 |
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| 16 | You should have received a copy of the GNU General Public License
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| 17 | along with GNU Classpath; see the file COPYING. If not, write to the
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| 18 | Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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| 19 | 02111-1307 USA.
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| 20 |
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| 21 | Linking this library statically or dynamically with other modules is
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| 22 | making a combined work based on this library. Thus, the terms and
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| 23 | conditions of the GNU General Public License cover the whole
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| 24 | combination.
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| 25 |
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| 26 | As a special exception, the copyright holders of this library give you
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| 27 | permission to link this library with independent modules to produce an
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| 28 | executable, regardless of the license terms of these independent
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| 29 | modules, and to copy and distribute the resulting executable under
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| 30 | terms of your choice, provided that you also meet, for each linked
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| 31 | independent module, the terms and conditions of the license of that
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| 32 | module. An independent module is a module which is not derived from
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| 33 | or based on this library. If you modify this library, you may extend
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| 34 | this exception to your version of the library, but you are not
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| 35 | obligated to do so. If you do not wish to do so, delete this
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| 36 | exception statement from your version. */
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| 37 |
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| 38 |
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| 39 | package java.awt;
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| 40 |
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| 41 | /**
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| 42 | * This abstract class represents a print job.
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| 43 | *
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| 44 | * @author Aaron M. Renn ([email protected])
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| 45 | */
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| 46 | public abstract class PrintJob
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| 47 | {
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| 48 |
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| 49 | /*
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| 50 | * Constructors
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| 51 | */
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| 52 |
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| 53 | /**
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| 54 | * This method initializes a new instance of <code>PrintJob</code>.
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| 55 | */
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| 56 | public
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| 57 | PrintJob()
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| 58 | {
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| 59 | }
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| 60 |
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| 61 | /*************************************************************************/
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| 62 |
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| 63 | /*
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| 64 | * Instance Methods
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| 65 | */
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| 66 |
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| 67 | /**
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| 68 | * Returns a graphics context suitable for rendering the next page.
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| 69 | *
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| 70 | * @return A graphics context for printing the next page.
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| 71 | */
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| 72 | public abstract Graphics
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| 73 | getGraphics();
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| 74 |
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| 75 | /*************************************************************************/
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| 76 |
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| 77 | /**
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| 78 | * Returns the dimension of the page in pixels. The resolution will be
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| 79 | * chosen to be similar to the on screen image.
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| 80 | *
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| 81 | * @return The page dimensions.
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| 82 | */
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| 83 | public abstract Dimension
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| 84 | getPageDimension();
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| 85 |
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| 86 | /*************************************************************************/
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| 87 |
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| 88 | /**
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| 89 | * Returns the resolution of the page in pixels per inch.
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| 90 | *
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| 91 | * @return The resolution of the page in pixels per inch.
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| 92 | */
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| 93 | public abstract int
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| 94 | getPageResolution();
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| 95 |
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| 96 | /*************************************************************************/
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| 97 |
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| 98 | /**
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| 99 | * Tests whether or not the last page will be printed first.
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| 100 | *
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| 101 | * @return <code>true</code> if the last page prints first, <code>false</code>
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| 102 | * otherwise.
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| 103 | */
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| 104 | public abstract boolean
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| 105 | lastPageFirst();
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| 106 |
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| 107 | /*************************************************************************/
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| 108 |
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| 109 | /**
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| 110 | * Informs the print job that printing is complete.
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| 111 | */
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| 112 | public abstract void
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| 113 | end();
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| 114 |
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| 115 | /*************************************************************************/
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| 116 |
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| 117 | /**
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| 118 | * This method explicitly ends the print job in the event the job
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| 119 | * becomes un-referenced without the application having done so.
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| 120 | */
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| 121 | public void
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| 122 | finalize()
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| 123 | {
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| 124 | end();
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| 125 | }
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| 126 |
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| 127 | } // class PrintJob
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| 128 |
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