8262470: Printed GlyphVector outline with low DPI has bad quality on Windows

Reviewed-by: serb, psadhukhan
This commit is contained in:
Alexander Scherbatiy 2021-04-01 06:45:20 +00:00
parent 3997c99e0a
commit 0228734902
5 changed files with 731 additions and 3 deletions
src/java.desktop/windows
classes/sun/awt/windows
native/libawt/windows
test/jdk/java/awt/print/PathPrecisionScaleFactor

@ -1,5 +1,5 @@
/*
* Copyright (c) 1998, 2014, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 1998, 2021, Oracle and/or its affiliates. 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
@ -85,6 +85,8 @@ final class WPathGraphics extends PathGraphics {
private static final float MIN_DEVICE_LINEWIDTH = 1.2f;
private static final float MAX_THINLINE_INCHES = 0.014f;
private static final float precisionScale = 1000.0f;
/* Note that preferGDITextLayout implies useGDITextLayout.
* "prefer" is used to override cases where would otherwise
* choose not to use it. Note that non-layout factors may
@ -1719,6 +1721,11 @@ final class WPathGraphics extends PathGraphics {
}
}
private void precisionScaleUp(float[] values, int size) {
for (int i = 0; i < size; i++) {
values[i] = values[i] * precisionScale;
}
}
/**
* Given a Java2D {@code PathIterator} instance,
@ -1743,6 +1750,7 @@ final class WPathGraphics extends PathGraphics {
}
wPrinterJob.setPolyFillMode(polyFillRule);
wPrinterJob.scaleTransform(1.0f / precisionScale);
wPrinterJob.beginPath();
while (pathIter.isDone() == false) {
@ -1750,16 +1758,19 @@ final class WPathGraphics extends PathGraphics {
switch (segmentType) {
case PathIterator.SEG_MOVETO:
precisionScaleUp(segment, 2);
wPrinterJob.moveTo(segment[0], segment[1]);
break;
case PathIterator.SEG_LINETO:
precisionScaleUp(segment, 2);
wPrinterJob.lineTo(segment[0], segment[1]);
break;
/* Convert the quad path to a bezier.
*/
case PathIterator.SEG_QUADTO:
precisionScaleUp(segment, 4);
int lastX = wPrinterJob.getPenX();
int lastY = wPrinterJob.getPenY();
float c1x = lastX + (segment[0] - lastX) * 2 / 3;
@ -1772,6 +1783,7 @@ final class WPathGraphics extends PathGraphics {
break;
case PathIterator.SEG_CUBICTO:
precisionScaleUp(segment, 6);
wPrinterJob.polyBezierTo(segment[0], segment[1],
segment[2], segment[3],
segment[4], segment[5]);
@ -1787,6 +1799,7 @@ final class WPathGraphics extends PathGraphics {
}
wPrinterJob.endPath();
wPrinterJob.restoreTransform();
}

@ -1,5 +1,5 @@
/*
* Copyright (c) 1997, 2018, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 1997, 2021, Oracle and/or its affiliates. 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
@ -362,6 +362,9 @@ public final class WPrinterJob extends RasterPrinterJob
private java.awt.peer.ComponentPeer dialogOwnerPeer = null;
private int graphicsMode;
private double[] worldTransform = new double[6];
/* Static Initializations */
static {
@ -960,6 +963,17 @@ public final class WPrinterJob extends RasterPrinterJob
endPath(getPrintDC());
}
protected void scaleTransform(float scale) {
graphicsMode = setAdvancedGraphicsMode();
getWorldTransform(worldTransform);
scale(scale, scale);
}
protected void restoreTransform() {
setWorldTransform(worldTransform);
setGraphicsMode(graphicsMode);
}
protected void closeFigure() {
closeFigure(getPrintDC());
}
@ -995,6 +1009,44 @@ public final class WPrinterJob extends RasterPrinterJob
setPolyFillMode(getPrintDC(), fillRule);
}
/**
* Set the GDI graphics mode to {@code GM_ADVANCED}.
*/
private int setAdvancedGraphicsMode() {
return setAdvancedGraphicsMode(getPrintDC());
}
/**
* Set the GDI graphics mode.
* The {@code mode} should
* be one of the following Windows constants:
* {@code GM_COMPATIBLE} or {@code GM_ADVANCED}.
*/
private void setGraphicsMode(int mode) {
setGraphicsMode(getPrintDC(), mode);
}
/**
* Scale the GDI World Transform.
*/
private void scale(double scaleX, double scaleY) {
scale(getPrintDC(), scaleX, scaleY);
}
/**
* Get the GDI World Transform.
*/
private void getWorldTransform(double[] transform) {
getWorldTransform(getPrintDC(), transform);
}
/**
* Set the GDI World Transform.
*/
private void setWorldTransform(double[] transform) {
setWorldTransform(getPrintDC(), transform);
}
/*
* Create a Window's solid brush for the color specified
* by {@code (red, green, blue)}. Once the brush
@ -1470,6 +1522,39 @@ public final class WPrinterJob extends RasterPrinterJob
*/
protected native void setPolyFillMode(long printDC, int fillRule);
/**
* Set the GDI graphics mode to {@code GM_ADVANCED}
* into the device context {@code printDC}.
*/
protected native int setAdvancedGraphicsMode(long printDC);
/**
* Set the GDI graphics {@code mode}
* into the device context {@code printDC}.
* The {@code mode} should
* be one of the following Windows constants:
* {@code GM_COMPATIBLE} or {@code GM_ADVANCED}.
*/
protected native void setGraphicsMode(long printDC, int mode);
/**
* Scale the GDI World Transform
* of the device context {@code printDC}.
*/
protected native void scale(long printDC, double scaleX, double scaleY);
/**
* Get the GDI World Transform
* from the device context {@code printDC}.
*/
protected native void getWorldTransform(long printDC, double[] transform);
/**
* Set the GDI World Transform
* into the device context {@code printDC}.
*/
protected native void setWorldTransform(long printDC, double[] transform);
/**
* Create a Window's solid brush for the color specified
* by {@code (red, green, blue)}. Once the brush

@ -1,5 +1,5 @@
/*
* Copyright (c) 1996, 2016, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 1996, 2021, Oracle and/or its affiliates. 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
@ -1931,6 +1931,117 @@ JNIEXPORT void JNICALL Java_sun_awt_windows_WPrinterJob_setPolyFillMode
CATCH_BAD_ALLOC;
}
/*
* Class: sun_awt_windows_WPrinterJob
* Method: setAdvancedGraphicsMode
* Signature: (J)I
*/
JNIEXPORT jint JNICALL Java_sun_awt_windows_WPrinterJob_setAdvancedGraphicsMode
(JNIEnv *env, jobject self, jlong printDC) {
TRY;
int oldGraphicsMode = ::SetGraphicsMode((HDC)printDC, GM_ADVANCED);
DASSERT(oldGraphicsMode != 0);
return (jint) oldGraphicsMode;
CATCH_BAD_ALLOC_RET(0);
}
/*
* Class: sun_awt_windows_WPrinterJob
* Method: setGraphicsMode
* Signature: (JI)V
*/
JNIEXPORT void JNICALL Java_sun_awt_windows_WPrinterJob_setGraphicsMode
(JNIEnv *env, jobject self, jlong printDC, jint mode) {
TRY;
int oldGraphicsMode = ::SetGraphicsMode((HDC)printDC, mode);
DASSERT(oldGraphicsMode != 0);
CATCH_BAD_ALLOC;
}
/*
* Class: sun_awt_windows_WPrinterJob
* Method: scale
* Signature: (JDD)V
*/
JNIEXPORT void JNICALL Java_sun_awt_windows_WPrinterJob_scale
(JNIEnv *env, jobject self, jlong printDC, jdouble scaleX, jdouble scaleY) {
TRY;
XFORM xForm;
xForm.eM11 = (FLOAT) scaleX;
xForm.eM12 = (FLOAT) 0;
xForm.eM21 = (FLOAT) 0;
xForm.eM22 = (FLOAT) scaleY;
xForm.eDx = (FLOAT) 0;
xForm.eDy = (FLOAT) 0;
BOOL result = ::ModifyWorldTransform((HDC)printDC, &xForm, MWT_RIGHTMULTIPLY);
DASSERT(result);
CATCH_BAD_ALLOC;
}
/*
* Class: sun_awt_windows_WPrinterJob
* Method: getWorldTransform
* Signature: (J[D)V
*/
JNIEXPORT void JNICALL Java_sun_awt_windows_WPrinterJob_getWorldTransform
(JNIEnv* env, jobject self, jlong printDC, jdoubleArray transform) {
TRY;
double elems[6];
XFORM xForm;
BOOL result = ::GetWorldTransform((HDC)printDC, &xForm);
DASSERT(result);
elems[0] = (double) xForm.eM11;
elems[1] = (double) xForm.eM12;
elems[2] = (double) xForm.eM21;
elems[3] = (double) xForm.eM22;
elems[4] = (double) xForm.eDx;
elems[5] = (double) xForm.eDy;
env->SetDoubleArrayRegion(transform, 0, 6, elems);
CATCH_BAD_ALLOC;
}
/*
* Class: sun_awt_windows_WPrinterJob
* Method: setWorldTransform
* Signature: (J[D)V
*/
JNIEXPORT void JNICALL Java_sun_awt_windows_WPrinterJob_setWorldTransform
(JNIEnv* env, jobject self, jlong printDC, jdoubleArray transform) {
TRY;
double *elems;
XFORM xForm;
elems = env->GetDoubleArrayElements(transform, 0);
xForm.eM11 = (FLOAT) elems[0];
xForm.eM12 = (FLOAT) elems[1];
xForm.eM21 = (FLOAT) elems[2];
xForm.eM22 = (FLOAT) elems[3];
xForm.eDx = (FLOAT) elems[4];
xForm.eDy = (FLOAT) elems[5];
env->ReleaseDoubleArrayElements(transform, elems, 0);
BOOL result = ::SetWorldTransform((HDC)printDC, &xForm);
DASSERT(result);
CATCH_BAD_ALLOC;
}
/*
* Class: sun_awt_windows_WPrinterJob
* Method: selectSolidBrush

@ -0,0 +1,265 @@
/*
* 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 thay shapes are properly painted with the precision scale factor
* @run main/othervm/manual PathPrecisionScaleFactorShapeTest
*/
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.Line2D;
import java.awt.geom.Rectangle2D;
import java.awt.geom.QuadCurve2D;
import java.awt.geom.CubicCurve2D;
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 PathPrecisionScaleFactorShapeTest {
private static final String DESCRIPTION =
" 1. Setup 'Microsoft Print to PDF' printer on Windows.\n" +
" 2. Press Print button to print shapes with labels to PDF.\n" +
" 3. Choose 'Microsoft Print to PDF' on the print dialog and press OK\n" +
" 3. Open the PDF file and check that following shapes with labels are printed:\n" +
" Line\n" +
" Line2D\n" +
" QuadCurve2D\n" +
" CubicCurve2D\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) {
Rectangle clip = g.getClipBounds();
int x = (int) clip.getX() + 10;
int y = (int) clip.getY() + 20;
int dy = ((int) clip.getHeight() - y) / 8;
int l = 80;
int sx = x + l + 10;
g.drawLine(x, y, x + l, y);
drawGlyphVector(g, sx, y, "Line");
y+= dy;
g.draw(new Line2D.Float(x, y, x + l, y));
drawGlyphVector(g, sx, y, "Line2D");
y+= dy;
g.draw(new QuadCurve2D.Float(x, y, x + l / 2, y + l / 2, x + l, y));
drawGlyphVector(g, sx, y, "QuadCurve2D");
y+= dy;
g.draw(new CubicCurve2D.Float(x, y, x + l / 3, y + l / 3, x + 2 * l / 3, y - l / 3, x + l, y));
drawGlyphVector(g, sx, y, "CubicCurve2D");
}
private static void drawGlyphVector(Graphics2D g, int x, int y, String text) {
Font font = new Font("Times New Roman", Font.PLAIN, 8);
g.setFont(font);
FontRenderContext frc = new FontRenderContext(new AffineTransform(), false, true);
GlyphVector gv = font.createGlyphVector(frc, text);
g.fill(gv.getOutline(x, y));
}
@Override
public int print(Graphics graphics, PageFormat pageFormat, int index) {
if (index == 0) {
paint((Graphics2D) graphics);
return PAGE_EXISTS;
} else {
return NO_SUCH_PAGE;
}
}
}
}

@ -0,0 +1,254 @@
/*
* 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;
}
}
}
}