test/jdk/java/awt/print/PathPrecisionScaleFactor/PathPrecisionScaleFactorTextTest.java - platform/libcore - Git at Google

 /*
  * Copyright (c) 2021, Oracle and/or its affiliates. All rights reserved.
  * Copyright (c) 2021, BELLSOFT. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 only, as
  * published by the Free Software Foundation.
  *
  * This code is distributed in the hope that it will be useful, but WITHOUT
  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  * version 2 for more details (a copy is included in the LICENSE file that
  * accompanied this code).
  *
  * You should have received a copy of the GNU General Public License version
  * 2 along with this work; if not, write to the Free Software Foundation,
  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  *
  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  * or visit www.oracle.com if you need additional information or have any
  * questions.
  */

 /**
  * @test
  * @bug 8262470
  * @requires (os.family == "windows")
  * @summary Check that a GlyphVector outline is printed with good quility on low dpi printers
  * @run main/othervm/manual PathPrecisionScaleFactorTextTest
  */

 import javax.print.PrintServiceLookup;
 import javax.swing.*;
 import java.awt.*;
 import java.awt.event.WindowAdapter;
 import java.awt.event.WindowEvent;
 import java.awt.font.FontRenderContext;
 import java.awt.font.GlyphVector;
 import java.awt.geom.AffineTransform;
 import java.awt.geom.Rectangle2D;
 import java.awt.print.PageFormat;
 import java.awt.print.Printable;
 import java.awt.print.PrinterException;
 import java.awt.print.PrinterJob;
 import java.util.concurrent.CountDownLatch;
 import java.util.concurrent.TimeUnit;

 public class PathPrecisionScaleFactorTextTest {

     private static final String DESCRIPTION =
             " 1. Setup 'Microsoft Print to PDF' printer on Windows.\n" +
                     " 2. Press Print button to print the text to PDF.\n" +
                     " 3. Choose 'Microsoft Print to PDF' on the print dialog and press OK\n" +
                     "    Two strings should be printed.\n" +
                     "    The first line is printed using drawString() method\n" +
                     "    and the second line is printed using filling glyph vector outline.\n" +
                     " 3. Open the PDF file, zoom in the text and check that chars on the second line\n" +
                     "    (especially 'a' and 's') are not distorted and have the similar quality\n" +
                     "     as on the first line.\n" +
                     " 4. If so, press PASS button, otherwise press FAIL button.\n";

     private static final CountDownLatch testEndedSignal = new CountDownLatch(1);
     private static final int testTimeout = 300000;
     private static volatile String testFailureMsg;
     private static volatile boolean testPassed;
     private static volatile boolean testFinished;

     public static void main(String[] args) throws Exception {

         SwingUtilities.invokeLater(() -> createAndShowTestDialog());

         try {
             if (!testEndedSignal.await(testTimeout, TimeUnit.MILLISECONDS)) {
                 throw new RuntimeException(String.format(
                         "Test timeout '%d ms' elapsed.", testTimeout));
             }
             if (!testPassed) {
                 String failureMsg = testFailureMsg;
                 if ((failureMsg != null) && (!failureMsg.trim().isEmpty())) {
                     throw new RuntimeException(failureMsg);
                 } else {
                     throw new RuntimeException("Test failed.");
                 }
             }
         } catch (InterruptedException ie) {
             throw new RuntimeException(ie);
         } finally {
             testFinished = true;
         }
     }

     private static void pass() {
         testPassed = true;
         testEndedSignal.countDown();
     }

     private static void fail(String failureMsg) {
         testFailureMsg = failureMsg;
         testPassed = false;
         testEndedSignal.countDown();
     }

     private static String convertMillisToTimeStr(int millis) {
         if (millis < 0) {
             return "00:00:00";
         }
         int hours = millis / 3600000;
         int minutes = (millis - hours * 3600000) / 60000;
         int seconds = (millis - hours * 3600000 - minutes * 60000) / 1000;
         return String.format("%02d:%02d:%02d", hours, minutes, seconds);
     }

     private static void createAndShowTestDialog() {

         final JDialog dialog = new JDialog();
         dialog.setDefaultCloseOperation(WindowConstants.DISPOSE_ON_CLOSE);
         dialog.addWindowListener(new WindowAdapter() {
             @Override
             public void windowClosing(WindowEvent e) {
                 dialog.dispose();
                 fail("Main dialog was closed.");
             }
         });

         final JLabel testTimeoutLabel = new JLabel(String.format(
                 "Test timeout: %s", convertMillisToTimeStr(testTimeout)));
         final long startTime = System.currentTimeMillis();
         final Timer timer = new Timer(0, null);
         timer.setDelay(1000);
         timer.addActionListener((e) -> {
             int leftTime = testTimeout - (int) (System.currentTimeMillis() - startTime);
             if ((leftTime < 0) || testFinished) {
                 timer.stop();
                 dialog.dispose();
             }
             testTimeoutLabel.setText(String.format(
                     "Test timeout: %s", convertMillisToTimeStr(leftTime)));
         });
         timer.start();

         JTextArea textArea = new JTextArea(DESCRIPTION);
         textArea.setEditable(false);

         final JButton testButton = new JButton("Print");
         final JButton passButton = new JButton("PASS");
         final JButton failButton = new JButton("FAIL");
         testButton.addActionListener((e) -> {
             testButton.setEnabled(false);
             new Thread(() -> {
                 try {
                     doTest();

                     SwingUtilities.invokeLater(() -> {
                         passButton.setEnabled(true);
                         failButton.setEnabled(true);
                     });
                 } catch (Throwable t) {
                     t.printStackTrace();
                     dialog.dispose();
                     fail("Exception occurred in a thread executing the test.");
                 }
             }).start();
         });
         passButton.setEnabled(false);
         passButton.addActionListener((e) -> {
             dialog.dispose();
             pass();
         });
         failButton.setEnabled(false);
         failButton.addActionListener((e) -> {
             dialog.dispose();
             fail("TitledBorder label is cut off");
         });

         JPanel mainPanel = new JPanel(new BorderLayout());
         JPanel labelPanel = new JPanel(new FlowLayout());
         labelPanel.add(testTimeoutLabel);
         mainPanel.add(labelPanel, BorderLayout.NORTH);
         mainPanel.add(textArea, BorderLayout.CENTER);
         JPanel buttonPanel = new JPanel(new FlowLayout());
         buttonPanel.add(testButton);
         buttonPanel.add(passButton);
         buttonPanel.add(failButton);
         mainPanel.add(buttonPanel, BorderLayout.SOUTH);
         dialog.add(mainPanel);

         dialog.pack();
         dialog.setVisible(true);
     }

     private static void doTest() throws Exception {
         SwingUtilities.invokeAndWait(() -> {
             try {
                 new PathPrecisionScaleFactorPrintable();
             } catch (PrinterException e) {
                 throw new RuntimeException(e);
             }
         });
     }

     private static class PathPrecisionScaleFactorPrintable implements Printable {

         PathPrecisionScaleFactorPrintable() throws PrinterException {
             PrinterJob job = PrinterJob.getPrinterJob();
             job.setPrintService(PrintServiceLookup.lookupDefaultPrintService());
             job.setPrintable(this);

             if (job.printDialog()) {
                 job.print();
             } else {
                 throw new RuntimeException("Printing was canceled!");
             }
         }

         void paint(Graphics2D g) {

             String text = "abcdefghijklmnopqrstuvwxyz";
             Font font = new Font("Times New Roman", Font.PLAIN, 8);
             drawText(g, font, text);
         }

         private static void drawText(Graphics2D g, Font font, String text) {

             g.setFont(font);
             FontRenderContext frc = new FontRenderContext(new AffineTransform(), false, true);

             Rectangle clip = g.getClipBounds();
             int cx = (int) clip.getCenterX();
             int cy = (int) clip.getCenterY();

             FontMetrics metrics = g.getFontMetrics();
             int w = metrics.stringWidth(text);
             int h = metrics.getHeight();

             int x = cx - w / 2;
             int y = cy - h / 2;

             g.drawString(text + " [draw string]", x, y);
             GlyphVector gv = font.createGlyphVector(frc, text + " [glyph vector]");
             g.fill(gv.getOutline(x, y + h));
         }

         @Override
         public int print(Graphics graphics, PageFormat pageFormat, int index) {
             if (index == 0) {
                 paint((Graphics2D) graphics);
                 return PAGE_EXISTS;
             } else {
                 return NO_SUCH_PAGE;
             }
         }
     }
 }
	/*
	* Copyright (c) 2021, Oracle and/or its affiliates. All rights reserved.
	* Copyright (c) 2021, BELLSOFT. All rights reserved.
	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
	*
	* This code is free software; you can redistribute it and/or modify it
	* under the terms of the GNU General Public License version 2 only, as
	* published by the Free Software Foundation.
	*
	* This code is distributed in the hope that it will be useful, but WITHOUT
	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
	* version 2 for more details (a copy is included in the LICENSE file that
	* accompanied this code).
	*
	* You should have received a copy of the GNU General Public License version
	* 2 along with this work; if not, write to the Free Software Foundation,
	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
	*
	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
	* or visit www.oracle.com if you need additional information or have any
	* questions.
	*/

	/**
	* @test
	* @bug 8262470
	* @requires (os.family == "windows")
	* @summary Check that a GlyphVector outline is printed with good quility on low dpi printers
	* @run main/othervm/manual PathPrecisionScaleFactorTextTest
	*/

	import javax.print.PrintServiceLookup;
	import javax.swing.*;
	import java.awt.*;
	import java.awt.event.WindowAdapter;
	import java.awt.event.WindowEvent;
	import java.awt.font.FontRenderContext;
	import java.awt.font.GlyphVector;
	import java.awt.geom.AffineTransform;
	import java.awt.geom.Rectangle2D;
	import java.awt.print.PageFormat;
	import java.awt.print.Printable;
	import java.awt.print.PrinterException;
	import java.awt.print.PrinterJob;
	import java.util.concurrent.CountDownLatch;
	import java.util.concurrent.TimeUnit;

	public class PathPrecisionScaleFactorTextTest {

	private static final String DESCRIPTION =
	" 1. Setup 'Microsoft Print to PDF' printer on Windows.\n" +
	" 2. Press Print button to print the text to PDF.\n" +
	" 3. Choose 'Microsoft Print to PDF' on the print dialog and press OK\n" +
	" Two strings should be printed.\n" +
	" The first line is printed using drawString() method\n" +
	" and the second line is printed using filling glyph vector outline.\n" +
	" 3. Open the PDF file, zoom in the text and check that chars on the second line\n" +
	" (especially 'a' and 's') are not distorted and have the similar quality\n" +
	" as on the first line.\n" +
	" 4. If so, press PASS button, otherwise press FAIL button.\n";

	private static final CountDownLatch testEndedSignal = new CountDownLatch(1);
	private static final int testTimeout = 300000;
	private static volatile String testFailureMsg;
	private static volatile boolean testPassed;
	private static volatile boolean testFinished;

	public static void main(String[] args) throws Exception {

	SwingUtilities.invokeLater(() -> createAndShowTestDialog());

	try {
	if (!testEndedSignal.await(testTimeout, TimeUnit.MILLISECONDS)) {
	throw new RuntimeException(String.format(
	"Test timeout '%d ms' elapsed.", testTimeout));
	}
	if (!testPassed) {
	String failureMsg = testFailureMsg;
	if ((failureMsg != null) && (!failureMsg.trim().isEmpty())) {
	throw new RuntimeException(failureMsg);
	} else {
	throw new RuntimeException("Test failed.");
	}
	}
	} catch (InterruptedException ie) {
	throw new RuntimeException(ie);
	} finally {
	testFinished = true;
	}
	}

	private static void pass() {
	testPassed = true;
	testEndedSignal.countDown();
	}

	private static void fail(String failureMsg) {
	testFailureMsg = failureMsg;
	testPassed = false;
	testEndedSignal.countDown();
	}

	private static String convertMillisToTimeStr(int millis) {
	if (millis < 0) {
	return "00:00:00";
	}
	int hours = millis / 3600000;
	int minutes = (millis - hours * 3600000) / 60000;
	int seconds = (millis - hours * 3600000 - minutes * 60000) / 1000;
	return String.format("%02d:%02d:%02d", hours, minutes, seconds);
	}

	private static void createAndShowTestDialog() {

	final JDialog dialog = new JDialog();
	dialog.setDefaultCloseOperation(WindowConstants.DISPOSE_ON_CLOSE);
	dialog.addWindowListener(new WindowAdapter() {
	@Override
	public void windowClosing(WindowEvent e) {
	dialog.dispose();
	fail("Main dialog was closed.");
	}
	});

	final JLabel testTimeoutLabel = new JLabel(String.format(
	"Test timeout: %s", convertMillisToTimeStr(testTimeout)));
	final long startTime = System.currentTimeMillis();
	final Timer timer = new Timer(0, null);
	timer.setDelay(1000);
	timer.addActionListener((e) -> {
	int leftTime = testTimeout - (int) (System.currentTimeMillis() - startTime);
	if ((leftTime < 0) \|\| testFinished) {
	timer.stop();
	dialog.dispose();
	}
	testTimeoutLabel.setText(String.format(
	"Test timeout: %s", convertMillisToTimeStr(leftTime)));
	});
	timer.start();

	JTextArea textArea = new JTextArea(DESCRIPTION);
	textArea.setEditable(false);

	final JButton testButton = new JButton("Print");
	final JButton passButton = new JButton("PASS");
	final JButton failButton = new JButton("FAIL");
	testButton.addActionListener((e) -> {
	testButton.setEnabled(false);
	new Thread(() -> {
	try {
	doTest();

	SwingUtilities.invokeLater(() -> {
	passButton.setEnabled(true);
	failButton.setEnabled(true);
	});
	} catch (Throwable t) {
	t.printStackTrace();
	dialog.dispose();
	fail("Exception occurred in a thread executing the test.");
	}
	}).start();
	});
	passButton.setEnabled(false);
	passButton.addActionListener((e) -> {
	dialog.dispose();
	pass();
	});
	failButton.setEnabled(false);
	failButton.addActionListener((e) -> {
	dialog.dispose();
	fail("TitledBorder label is cut off");
	});

	JPanel mainPanel = new JPanel(new BorderLayout());
	JPanel labelPanel = new JPanel(new FlowLayout());
	labelPanel.add(testTimeoutLabel);
	mainPanel.add(labelPanel, BorderLayout.NORTH);
	mainPanel.add(textArea, BorderLayout.CENTER);
	JPanel buttonPanel = new JPanel(new FlowLayout());
	buttonPanel.add(testButton);
	buttonPanel.add(passButton);
	buttonPanel.add(failButton);
	mainPanel.add(buttonPanel, BorderLayout.SOUTH);
	dialog.add(mainPanel);

	dialog.pack();
	dialog.setVisible(true);
	}

	private static void doTest() throws Exception {
	SwingUtilities.invokeAndWait(() -> {
	try {
	new PathPrecisionScaleFactorPrintable();
	} catch (PrinterException e) {
	throw new RuntimeException(e);
	}
	});
	}

	private static class PathPrecisionScaleFactorPrintable implements Printable {

	PathPrecisionScaleFactorPrintable() throws PrinterException {
	PrinterJob job = PrinterJob.getPrinterJob();
	job.setPrintService(PrintServiceLookup.lookupDefaultPrintService());
	job.setPrintable(this);

	if (job.printDialog()) {
	job.print();
	} else {
	throw new RuntimeException("Printing was canceled!");
	}
	}

	void paint(Graphics2D g) {

	String text = "abcdefghijklmnopqrstuvwxyz";
	Font font = new Font("Times New Roman", Font.PLAIN, 8);
	drawText(g, font, text);
	}

	private static void drawText(Graphics2D g, Font font, String text) {

	g.setFont(font);
	FontRenderContext frc = new FontRenderContext(new AffineTransform(), false, true);

	Rectangle clip = g.getClipBounds();
	int cx = (int) clip.getCenterX();
	int cy = (int) clip.getCenterY();

	FontMetrics metrics = g.getFontMetrics();
	int w = metrics.stringWidth(text);
	int h = metrics.getHeight();

	int x = cx - w / 2;
	int y = cy - h / 2;

	g.drawString(text + " [draw string]", x, y);
	GlyphVector gv = font.createGlyphVector(frc, text + " [glyph vector]");
	g.fill(gv.getOutline(x, y + h));
	}

	@Override
	public int print(Graphics graphics, PageFormat pageFormat, int index) {
	if (index == 0) {
	paint((Graphics2D) graphics);
	return PAGE_EXISTS;
	} else {
	return NO_SUCH_PAGE;
	}
	}
	}
	}