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8307246: Printing: banded raster path doesn't account for device offs…
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…et values

Reviewed-by: prr, psadhukhan, aivanov
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vtstydev authored and aivanov-jdk committed Feb 19, 2024
1 parent aeb6d8c commit 56c5084
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Showing 2 changed files with 242 additions and 4 deletions.
Original file line number Diff line number Diff line change
@@ -1,5 +1,5 @@
/*
* Copyright (c) 1998, 2023, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 1998, 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
Expand Down Expand Up @@ -2396,6 +2396,7 @@ protected int printPage(Pageable document, int pageIndex)
* the page on the next iteration of the loop.
*/
bandGraphics.setTransform(uniformTransform);
bandGraphics.translate(-deviceAddressableX, deviceAddressableY);
bandGraphics.transform(deviceTransform);
deviceTransform.translate(0, -bandHeight);

Expand All @@ -2418,12 +2419,12 @@ protected int printPage(Pageable document, int pageIndex)
* We also need to translate by the adjusted amount
* so that printing appears in the correct place.
*/
int bandX = deviceLeft - deviceAddressableX;
int bandX = deviceLeft;
if (bandX < 0) {
bandGraphics.translate(bandX/xScale,0);
bandX = 0;
}
int bandY = deviceTop + bandTop - deviceAddressableY;
int bandY = deviceTop;
if (bandY < 0) {
bandGraphics.translate(0,bandY/yScale);
bandY = 0;
Expand All @@ -2434,7 +2435,7 @@ protected int printPage(Pageable document, int pageIndex)
painterGraphics.setDelegate((Graphics2D) bandGraphics.create());
painter.print(painterGraphics, origPage, pageIndex);
painterGraphics.dispose();
printBand(data, bandX, bandY, bandWidth, bandHeight);
printBand(data, bandX, bandTop + bandY, bandWidth, bandHeight);
}
}

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/*
* Copyright (c) 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
* questions.
*/

import java.awt.BasicStroke;
import java.awt.Color;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import java.awt.print.Book;
import java.awt.print.PageFormat;
import java.awt.print.Paper;
import java.awt.print.Printable;
import java.awt.print.PrinterException;
import java.awt.print.PrinterJob;
import javax.print.attribute.HashPrintRequestAttributeSet;
import javax.print.attribute.PrintRequestAttributeSet;
import javax.print.attribute.standard.Sides;
import javax.swing.JFrame;

import static java.awt.print.PageFormat.LANDSCAPE;
import static java.awt.print.PageFormat.PORTRAIT;
import static java.awt.print.PageFormat.REVERSE_LANDSCAPE;

/*
* @test
* @bug 8307246
* @key printer
* @library ../../../regtesthelpers
* @build PassFailJFrame
* @summary Test for comparing offsets of images drawn with opaque
* and translucent colors printed in all orientations
* @run main/manual AlphaPrintingOffsets
*/

public class AlphaPrintingOffsets {
private static final String INSTRUCTIONS =
"Tested bug occurs only on-paper printing " +
"so you mustn't use PDF printer\n\n" +
"1. Java print dialog should appear.\n" +
"2. Press the Print button on the Java Print dialog.\n" +
"3. Please check the page margin rectangle are properly " +
"drawn and visible on all sides on all pages.\n" +
"If so, press PASS, else press FAIL.\n\n" +
"Also you may run this test in paper-saving mode. Due " +
"to tested bug affects pages printed with transparency " +
"in LANDSCAPE and REVERSE_LANDSCAPE orientations there " +
"is an option to print only 2 pages affected. " +
"To do it pass PaperSavingMode parameter.";

private static boolean isPaperSavingMode = false;

public static void main(String[] args) throws Exception {
if (PrinterJob.lookupPrintServices().length > 0) {

String instructionsHeader = "This test prints 6 pages with page " +
"margin rectangle and a text message. \n";
if (args.length > 0) {
isPaperSavingMode = args[0].equals("PaperSavingMode");
}
if (isPaperSavingMode) {
instructionsHeader = "This test prints 2 pages with page " +
"margin rectangle and a text message. \n";
}
PassFailJFrame.builder()
.instructions(instructionsHeader + INSTRUCTIONS)
.rows(15)
.testUI(() -> createTestUI())
.build()
.awaitAndCheck();

} else {
throw new RuntimeException("Test failed : Printer not configured or available.");
}

}

public static JFrame createTestUI() {
JFrame testUI = new JFrame("Print images");
testUI.setSize(1, 1);
testUI.addWindowListener(new WindowAdapter() {
@Override
public void windowOpened(WindowEvent e) {
super.windowOpened(e);
print();
}

@Override
public void windowActivated(WindowEvent e) {
super.windowActivated(e);
testUI.setVisible(false);
}
});

return testUI;
}

private static void print() {
PrinterJob printerJob = PrinterJob.getPrinterJob();
PageFormat pageFormatP = printerJob.defaultPage();

Paper paper = pageFormatP.getPaper();
paper.setImageableArea(0, 0, paper.getWidth(), paper.getHeight());
pageFormatP.setPaper(paper);

PageFormat pageFormatL = (PageFormat) pageFormatP.clone();
PageFormat pageFormatRL = (PageFormat) pageFormatP.clone();

pageFormatL.setOrientation(LANDSCAPE);
pageFormatRL.setOrientation(REVERSE_LANDSCAPE);

Printable printableTransparent = new CustomPrintable(254);
if (isPaperSavingMode) {
Book bookPageSavingTest = new Book();
bookPageSavingTest.append(printableTransparent, pageFormatL);
bookPageSavingTest.append(printableTransparent, pageFormatRL);
printerJob.setPageable(bookPageSavingTest);
} else {
Printable printableOpaque = new CustomPrintable(255);
Book bookDefaultTest = new Book();
bookDefaultTest.append(printableOpaque, pageFormatP);
bookDefaultTest.append(printableTransparent, pageFormatP);
bookDefaultTest.append(printableOpaque, pageFormatL);
bookDefaultTest.append(printableTransparent, pageFormatL);
bookDefaultTest.append(printableOpaque, pageFormatRL);
bookDefaultTest.append(printableTransparent, pageFormatRL);
printerJob.setPageable(bookDefaultTest);
}
PrintRequestAttributeSet aset = new HashPrintRequestAttributeSet();
aset.add(Sides.ONE_SIDED);

if (printerJob.printDialog()) {
try {
printerJob.print(aset);
} catch (PrinterException e) {
e.printStackTrace();
throw new RuntimeException("Exception whilst printing.");
}
} else {
throw new RuntimeException("Test failed : " +
"User selected 'Cancel' button on the print dialog");
}
}

static class CustomPrintable implements Printable {
private static final int THICKNESS = 10;
private static final int MARGIN = 15;
private static final int SMALL_RECTANGLE_SIZE = 5;
private final int alphaValue;

public CustomPrintable(int alpha) {
alphaValue = alpha;
}

private String getOrientStr(int orient) {
switch (orient) {
case PORTRAIT:
return "PORTRAIT";
case LANDSCAPE:
return "LANDSCAPE";
case REVERSE_LANDSCAPE:
return "REVERSE_LANDSCAPE";
default:
return "BAD Orientation";
}
}

@Override
public int print(Graphics g, PageFormat pageFormat, int pageIndex) {

if (pageIndex > 5) {
return Printable.NO_SUCH_PAGE;
}

drawRectangle(g, pageFormat.getImageableX(), pageFormat.getImageableY(),
pageFormat.getImageableWidth(), pageFormat.getImageableHeight());

drawSmallRectangle(g, pageFormat.getImageableX(), pageFormat.getImageableY(),
pageFormat.getImageableWidth(), pageFormat.getImageableHeight());

drawMsg(g, 300, 300, pageFormat.getOrientation());
return Printable.PAGE_EXISTS;
}

private void drawRectangle(Graphics g, double x, double y, double width, double height) {
Graphics2D g2d = (Graphics2D) g;
g2d.setStroke(new BasicStroke(THICKNESS));

// Draw rectangle with thick border lines
g2d.drawRect((int) x + MARGIN, (int) y + MARGIN,
(int) width - MARGIN * 2, (int) height - MARGIN * 2);
}

private void drawSmallRectangle(Graphics g, double x, double y, double width, double height) {
Graphics2D g2d = (Graphics2D) g;
Color originalColor = g2d.getColor();

g2d.setColor(new Color(0, 0, 0, alphaValue));
// Calculate the position to center the smaller rectangle
double centerX = x + (width - SMALL_RECTANGLE_SIZE) / 2;
double centerY = y + (height - SMALL_RECTANGLE_SIZE) / 2;

g2d.fillRect((int) centerX, (int) centerY, SMALL_RECTANGLE_SIZE, SMALL_RECTANGLE_SIZE);

g2d.setColor(originalColor);
}

private void drawMsg(Graphics g, int x, int y, int orient) {
Graphics2D g2d = (Graphics2D) g;

String msg = "Orient= " + getOrientStr(orient);
msg += " Color=" + (alphaValue != 255 ? " ALPHA" : " OPAQUE");
g2d.drawString(msg, x, y);
}
}
}

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