jdk-24/test/jdk/java/awt/print/PrinterJob/DrawImage.java
Renjith Kannath Pariyangad ed821cbe85 8324807: Manual printer tests have no Pass/Fail buttons, instructions close set 2
Reviewed-by: tr, achung, aivanov
2024-04-02 11:26:04 +00:00

140 lines
4.9 KiB
Java

/*
* Copyright (c) 2007, 2024, 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
* 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
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*/
import java.awt.Color;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.Rectangle;
import java.awt.RenderingHints;
import java.awt.geom.AffineTransform;
import java.awt.image.BufferedImage;
import java.awt.image.BufferedImageOp;
import java.awt.image.RescaleOp;
import java.awt.print.PageFormat;
import java.awt.print.Printable;
import java.awt.print.PrinterException;
import java.awt.print.PrinterJob;
/*
* @test
* @bug 4329866
* @key printer
* @summary Confirm that no printing exception is generated.
* @library /java/awt/regtesthelpers
* @build PassFailJFrame
* @run main/manual DrawImage
*/
public class DrawImage {
private static final int OBJECT_BORDER = 15;
private static final String INSTRUCTIONS =
"This test will automatically initiate a print\n\n" +
"Test passes if you get a printout of a gray rectangle\n" +
"with white text without any exception.";
private final BufferedImage image;
private final PageFormat pageFormat;
private DrawImage(BufferedImage image) {
this.image = image;
PrinterJob pj = PrinterJob.getPrinterJob();
pageFormat = pj.defaultPage();
}
private int printImage(Graphics g, PageFormat pf, int pageIndex) {
if (pageIndex > 0) {
return Printable.NO_SUCH_PAGE;
}
int paperW = (int) pageFormat.getImageableWidth();
int paperH = (int) pageFormat.getImageableHeight();
int x = (int) pageFormat.getImageableX();
int y = (int) pageFormat.getImageableY();
// Make the image slightly smaller (25) than max possible width
float scaleFactor = ((float) ((paperW - 25) - OBJECT_BORDER - OBJECT_BORDER)
/ (float) (image.getWidth()));
BufferedImageOp scaleOp = new RescaleOp(scaleFactor, 0, null);
Graphics2D g2D = (Graphics2D) g;
g2D.transform(new AffineTransform(pageFormat.getMatrix()));
g2D.setClip(x, y, paperW, paperH);
g2D.drawImage(image, scaleOp, x + OBJECT_BORDER, y + OBJECT_BORDER);
return Printable.PAGE_EXISTS;
}
private void print() throws PrinterException {
final PrinterJob pj = PrinterJob.getPrinterJob();
pj.setJobName("Print Image");
pj.setPrintable(this::printImage);
if (pj.printDialog()) {
pj.print();
} else {
PassFailJFrame.forceFail("User cancelled printing");
}
}
public static void main(String[] args) throws Exception {
if (PrinterJob.lookupPrintServices().length == 0) {
throw new RuntimeException("Printer not configured or available.");
}
BufferedImage image = prepareFrontImage();
PassFailJFrame passFailJFrame = PassFailJFrame.builder()
.instructions(INSTRUCTIONS)
.rows((int) INSTRUCTIONS.lines().count() + 1)
.columns(45)
.build();
DrawImage pt = new DrawImage(image);
pt.print();
passFailJFrame.awaitAndCheck();
}
private static BufferedImage prepareFrontImage() {
// build my own test images
BufferedImage result = new BufferedImage(400, 200,
BufferedImage.TYPE_BYTE_GRAY);
int w = result.getWidth();
int h = result.getHeight();
Graphics2D g2D = (Graphics2D) result.getGraphics();
g2D.setRenderingHint(RenderingHints.KEY_ANTIALIASING,
RenderingHints.VALUE_ANTIALIAS_OFF);
g2D.setColor(Color.gray);
g2D.fill(new Rectangle(0, 0, w, h));
g2D.setColor(Color.white);
AffineTransform originXform = AffineTransform.getTranslateInstance(
w / 5.0, h / 5.0);
g2D.transform(originXform);
g2D.drawString("Front Side", 20, h / 2);
g2D.dispose();
return result;
}
}