1/*
2 * Copyright (c) 2007, 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.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
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22 */
23
24/**
25 * @test
26 * @bug 6360339
27 * @summary Test for fp error in paper size calculations.
28 * @run main/manual PaperSizeError
29 */
30
31import java.awt.print.*;
32import javax.print.*;
33import javax.print.attribute.*;
34import javax.print.attribute.standard.*;
35
36public class PaperSizeError {
37
38  static String[] instructions = {
39     "This test assumes and requires that you have a printer installed",
40     "Two page dialogs will appear. You must press 'OK' on both.",
41     "If the test fails, it will throw an Exception.",
42     ""
43  };
44
45  public static void main(String[] args) {
46
47      for (int i=0;i<instructions.length;i++) {
48         System.out.println(instructions[i]);
49      }
50
51      /* First find out if we have a valid test environment:
52       * ie print service exists and supports A4.
53       */
54      PrinterJob job = PrinterJob.getPrinterJob();
55      PrintService service = job.getPrintService();
56      if (service == null ||
57          !service.isAttributeValueSupported(MediaSizeName.ISO_A4,
58                                             null, null)) {
59         return;
60      }
61
62      // Create A4 sized PageFormat.
63      MediaSize a4 = MediaSize.ISO.A4;
64      double a4w = Math.rint((a4.getX(1) * 72.0) / Size2DSyntax.INCH);
65      double a4h = Math.rint((a4.getY(1) * 72.0) / Size2DSyntax.INCH);
66      System.out.println("Units = 1/72\" size=" + a4w + "x" + a4h);
67      Paper paper = new Paper();
68      paper.setSize(a4w, a4h);
69      PageFormat pf = new PageFormat();
70      pf.setPaper(paper);
71
72      // Test dialog with PF argument
73      PageFormat newPF = job.pageDialog(pf);
74      if (newPF == null) {
75          return; // user cancelled the dialog (and hence the test).
76      } else {
77          verifyPaper(newPF, a4w, a4h);
78      }
79
80      PrintRequestAttributeSet aset = new HashPrintRequestAttributeSet();
81      aset.add(OrientationRequested.PORTRAIT);
82      aset.add(MediaSizeName.ISO_A4);
83
84      // Test dialog with AttributeSet argument
85      newPF = job.pageDialog(aset);
86      if (newPF == null) {
87          return; // user cancelled the dialog (and hence the test).
88      } else {
89          verifyPaper(newPF, a4w, a4h);
90      }
91  }
92
93  static void verifyPaper(PageFormat pf , double a4w, double a4h) {
94
95      double dw1 = pf.getWidth();
96      double dh1 = pf.getHeight();
97      float fwMM = (float)((dw1 * 25.4) / 72.0);
98      float fhMM = (float)((dh1 * 25.4) / 72.0);
99      MediaSizeName msn = MediaSize.findMedia(fwMM, fhMM, Size2DSyntax.MM);
100      System.out.println("Units = 1/72\" new size=" + dw1 + "x" + dh1);
101      System.out.println("Units = MM new size=" + fwMM + "x" + fhMM);
102      System.out.println("Media = " + msn);
103      if (a4w != Math.rint(dw1) || a4h != Math.rint(dh1)) {
104         System.out.println("Got " + Math.rint(dw1) + "x" + Math.rint(dh1) +
105                            ". Expected " + a4w + "x" + a4h);
106         throw new RuntimeException("Size is not close enough to A4 size");
107      }
108      // So far as I know, there's no other standard size that is A4.
109      // So we should match the right one.
110      if (msn != MediaSizeName.ISO_A4) {
111          throw new RuntimeException("MediaSizeName is not A4: " + msn);
112      }
113  }
114}
115