01 /*
02 * Copyright 1996 Sun Microsystems, Inc. All Rights Reserved.
03 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
04 *
05 * This code is free software; you can redistribute it and/or modify it
06 * under the terms of the GNU General Public License version 2 only, as
07 * published by the Free Software Foundation. Sun designates this
08 * particular file as subject to the "Classpath" exception as provided
09 * by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
22 * CA 95054 USA or visit www.sun.com if you need additional information or
23 * have any questions.
24 */
25
26 package java.awt;
27
28 /**
29 * An abstract class which initiates and executes a print job.
30 * It provides access to a print graphics object which renders
31 * to an appropriate print device.
32 *
33 * @see Toolkit#getPrintJob
34 *
35 * @version 1.20 05/05/07
36 * @author Amy Fowler
37 */
38 public abstract class PrintJob {
39
40 /**
41 * Gets a Graphics object that will draw to the next page.
42 * The page is sent to the printer when the graphics
43 * object is disposed. This graphics object will also implement
44 * the PrintGraphics interface.
45 * @see PrintGraphics
46 */
47 public abstract Graphics getGraphics();
48
49 /**
50 * Returns the dimensions of the page in pixels.
51 * The resolution of the page is chosen so that it
52 * is similar to the screen resolution.
53 */
54 public abstract Dimension getPageDimension();
55
56 /**
57 * Returns the resolution of the page in pixels per inch.
58 * Note that this doesn't have to correspond to the physical
59 * resolution of the printer.
60 */
61 public abstract int getPageResolution();
62
63 /**
64 * Returns true if the last page will be printed first.
65 */
66 public abstract boolean lastPageFirst();
67
68 /**
69 * Ends the print job and does any necessary cleanup.
70 */
71 public abstract void end();
72
73 /**
74 * Ends this print job once it is no longer referenced.
75 * @see #end
76 */
77 public void finalize() {
78 end();
79 }
80
81 }
|