russell@unturf.com
0a580b313d
Authors: russell@unturf.com · brackishbert@gmail.com · foxhop.net · TimeHexOn.com Patches, unit tests, benchmarks, whitepaper, and outreach briefs. Public domain — no copyright claimed. Use freely.
110 lines
3.7 KiB
Java
110 lines
3.7 KiB
Java
/*
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* Copyright (c) 2014, 2025, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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* @test
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* @bug 8041902
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* @key printer
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* @summary Test printing of wide poly lines.
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* @library /java/awt/regtesthelpers
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* @library /test/lib
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* @build PassFailJFrame
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* @build jtreg.SkippedException
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* @run main/manual PolylinePrintingTest
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*/
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import java.awt.BasicStroke;
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import java.awt.Graphics;
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import java.awt.Graphics2D;
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import java.awt.geom.Path2D;
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import java.awt.print.PageFormat;
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import java.awt.print.Printable;
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import java.awt.print.PrinterException;
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import java.awt.print.PrinterJob;
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import jtreg.SkippedException;
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public class PolylinePrintingTest implements Printable {
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private static final String INSTRUCTIONS = """
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Press OK in the print dialog and collect the printed page.
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Passing test : Output should show two identical chevrons.
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Failing test : The line joins will appear different.
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""";
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public static void main(String[] args) throws Exception {
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PrinterJob job = PrinterJob.getPrinterJob();
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if (job.getPrintService() == null) {
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throw new SkippedException("Printer not configured or available.");
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}
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PassFailJFrame passFailJFrame = PassFailJFrame.builder()
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.instructions(INSTRUCTIONS)
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.columns(45)
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.build();
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job.setPrintable(new PolylinePrintingTest());
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if (job.printDialog()) {
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job.print();
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}
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passFailJFrame.awaitAndCheck();
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}
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public int print(Graphics graphics, PageFormat pageFormat,
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int pageIndex) throws PrinterException {
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if (pageIndex > 0) {
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return NO_SUCH_PAGE;
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}
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Graphics2D g2d = (Graphics2D) graphics;
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g2d.setStroke(new BasicStroke(25,
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BasicStroke.CAP_ROUND,
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BasicStroke.JOIN_MITER,
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10.0F, null, 1.0F));
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int[] x2Points = {100, 250, 400};
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int[] y2Points = {100, 400, 100};
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drawPolylineGOOD(g2d, x2Points, y2Points);
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drawPolylineBAD(g2d, x2Points, y2Points);
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return PAGE_EXISTS;
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}
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private void drawPolylineGOOD(Graphics2D g2d,
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int[] x2Points, int[] y2Points) {
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Path2D polyline =
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new Path2D.Float(Path2D.WIND_EVEN_ODD, x2Points.length);
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polyline.moveTo(x2Points[0], y2Points[0]);
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for (int index = 1; index < x2Points.length; index++) {
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polyline.lineTo(x2Points[index], y2Points[index]);
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}
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g2d.draw(polyline);
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}
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private void drawPolylineBAD(Graphics2D g, int[] xp, int[] yp) {
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int offset = 200;
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g.translate(0, offset);
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g.drawPolyline(xp, yp, xp.length);
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}
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}
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