1 /* 2 * Copyright (c) 2020, 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 8240654 27 * @summary Test printing alpha colors - banded printing works with ZGC. 28 * @key headful printer 29 * @requires (os.family == "windows") 30 * @run main/manual/othervm -XX:+UseZGC -Dsun.java2d.d3d=false AlphaPrintTest 31 */ 32 33 import java.awt.Color; 34 import java.awt.Dimension; 35 import java.awt.Frame; 36 import java.awt.Graphics; 37 import java.awt.Graphics2D; 38 import java.awt.GridLayout; 39 40 import java.awt.event.ActionEvent; 41 import java.awt.event.ActionListener; 42 43 import java.awt.print.PageFormat; 44 import java.awt.print.Printable; 45 import java.awt.print.PrinterException; 46 import java.awt.print.PrinterJob; 47 48 import javax.swing.JButton; 49 import javax.swing.JFrame; 50 import javax.swing.JPanel; 51 import javax.swing.JTextArea; 52 import javax.swing.SwingUtilities; 53 import javax.swing.WindowConstants; 54 55 public class AlphaPrintTest extends JPanel implements Printable { 56 57 static final int W=400, H=600; 58 59 static volatile JFrame frame = null; 60 static volatile AlphaPrintTest comp = null; 61 static Color color = Color.red; 62 static volatile boolean passed = false; 63 static volatile boolean printInvoked = false; 64 static volatile boolean done = false; 65 66 public static void main(String[] args) throws Exception { 67 68 SwingUtilities.invokeAndWait(() -> { 69 frame = new JFrame("Alpha Color Print Test"); 70 frame.setLayout(new GridLayout(1, 2)); 71 frame.add(comp = new AlphaPrintTest()); 72 frame.add(new InstructionPanel()); 73 frame.setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE); 74 frame.pack(); 75 frame.setVisible(true); 76 }); 77 78 while (!done || !printInvoked) { 79 Thread.sleep(1000); 80 } 81 82 SwingUtilities.invokeAndWait(() -> frame.dispose()); 83 84 if (!passed) { 85 throw new RuntimeException("Test failed."); 86 } 87 } 88 89 @Override 90 public Dimension getPreferredSize() { 91 return new Dimension(W, H); 92 } 93 94 95 @Override 96 public Dimension getMinimumSize() { 97 return getPreferredSize(); 98 } 99 100 @Override 101 protected void paintComponent(Graphics g) { 102 super.paintComponent(g); 103 paintContent(g); 104 }; 105 106 private void paintContent(Graphics g) { 107 Color c = new Color(255, 0, 0, 240); // not a solid color. 108 g.setColor(c); 109 g.drawLine(0, 0, W, H); 110 g.drawLine(W, 0, 0, H); 111 112 for (int i=10; i < 150; i+=10) { 113 g.drawRect(i, i, W-(i*2), H-(i*2)); 114 } 115 g.drawString("Alpha Paint Test", W/2-30, H/2); 116 } 117 118 public int print(Graphics g, PageFormat pf, int pageIndex) { 119 if (pageIndex == 0) { 120 Graphics2D g2d = (Graphics2D)g; 121 g2d.translate(pf.getImageableX(), pf.getImageableY()); 122 paintContent(g); 123 return Printable.PAGE_EXISTS; 124 } 125 return Printable.NO_SUCH_PAGE; 126 } 127 128 public void doPrint() { 129 printInvoked = true; 130 PrinterJob pj = PrinterJob.getPrinterJob(); 131 pj.setPrintable(this); 132 if (pj.printDialog()) { 133 try { 134 pj.print(); 135 } catch (PrinterException e) { 136 e.printStackTrace(); 137 done = true; 138 } 139 } 140 } 141 142 public void doClose(boolean pass) { 143 if (printInvoked) { 144 passed = pass; 145 done = true; 146 } 147 } 148 } 149 150 class InstructionPanel extends JPanel implements ActionListener { 151 152 static final String INSTRUCTIONS = 153 "You must have a printer to peform this test.\n" + 154 "Press the print button which will bring up a print dialog." + 155 "Select a suitable printer, and confirm to print. " + 156 "Examine the printed output. It should closely resemble the rendering in" + 157 " the panel to the left. If yes, press PASS, else press FAIL"; 158 159 InstructionPanel() { 160 GridLayout gl1 = new GridLayout(2, 1); 161 setLayout(gl1); 162 JTextArea ta = new JTextArea(INSTRUCTIONS); 163 ta.setEditable(false); 164 ta.setLineWrap(true); 165 ta.setWrapStyleWord(true); 166 add(ta); 167 JPanel p = new JPanel(); 168 JButton print = new JButton("Print"); 169 JButton pass = new JButton("PASS"); 170 JButton fail = new JButton("FAIL"); 171 print.addActionListener(this); 172 pass.addActionListener(this); 173 fail.addActionListener(this); 174 p.add(print); 175 p.add(pass); 176 p.add(fail); 177 add(p); 178 } 179 @Override 180 public Dimension getPreferredSize() { 181 return new Dimension(200, 600); 182 } 183 184 185 @Override 186 public Dimension getMinimumSize() { 187 return getPreferredSize(); 188 } 189 public void actionPerformed(ActionEvent e) { 190 String cmd = e.getActionCommand(); 191 switch (cmd) { 192 case "Print" -> AlphaPrintTest.comp.doPrint(); 193 case "PASS" -> AlphaPrintTest.comp.doClose(true); 194 case "FAIL" -> AlphaPrintTest.comp.doClose(false); 195 } 196 197 } 198 199 }