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 21 * questions. 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