148 lines
4.2 KiB
Java
148 lines
4.2 KiB
Java
/*
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* Copyright (c) 2016, 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 8142861 8143062 8147016
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@summary Check if multiresolution image behaves properly
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on HiDPI + non-HiDPI display pair.
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@author a.stepanov
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@library /lib/testlibrary
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@build jdk.testlibrary.OSInfo
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@run applet/manual=yesno MultiDisplayTest.html
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*/
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import java.applet.Applet;
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import java.awt.*;
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import java.awt.event.*;
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import java.awt.image.*;
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import jdk.testlibrary.OSInfo;
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public class MultiDisplayTest extends Applet {
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private static final int W = 200, H = 200;
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private static final BaseMultiResolutionImage IMG =
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new BaseMultiResolutionImage(new BufferedImage[]{
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generateImage(1, Color.BLACK), generateImage(2, Color.BLUE)});
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private static boolean checkOS() {
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OSInfo.OSType os = OSInfo.getOSType();
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return (os.equals(OSInfo.OSType.WINDOWS) ||
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os.equals(OSInfo.OSType.MACOSX));
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}
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public void init() { this.setLayout(new BorderLayout()); }
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public void start() {
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Button b = new Button("Start");
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b.setEnabled(checkOS());
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b.addActionListener(new ActionListener() {
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@Override
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public void actionPerformed(ActionEvent e) {
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ParentFrame p = new ParentFrame();
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new ChildDialog(p);
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}
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});
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add(b, BorderLayout.CENTER);
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validate();
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setVisible(true);
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}
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private static BufferedImage generateImage(int scale, Color c) {
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BufferedImage image = new BufferedImage(
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scale * W, scale * H, BufferedImage.TYPE_INT_RGB);
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Graphics g = image.getGraphics();
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g.setColor(c);
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g.fillRect(0, 0, scale * W, scale * H);
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g.setColor(Color.WHITE);
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Font f = g.getFont();
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g.setFont(new Font(f.getName(), Font.BOLD, scale * 48));
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g.drawChars((scale + "X").toCharArray(), 0, 2, scale * W / 2, scale * H / 2);
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return image;
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}
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private static class ParentFrame extends Frame {
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public ParentFrame() {
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EventQueue.invokeLater(this::CreateUI);
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}
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private void CreateUI() {
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addWindowListener(new WindowAdapter() {
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@Override
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public void windowClosing(WindowEvent e) { dispose(); }
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});
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setSize(W, H);
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setLocation(50, 50);
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setTitle("parent");
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setResizable(false);
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setVisible(true);
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}
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@Override
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public void paint(Graphics gr) {
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gr.drawImage(IMG, 0, 0, this);
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}
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}
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private static class ChildDialog extends Dialog {
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public ChildDialog(Frame f) {
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super(f);
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EventQueue.invokeLater(this::CreateUI);
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}
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private void CreateUI() {
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addWindowListener(new WindowAdapter() {
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@Override
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public void windowClosing(WindowEvent e) { dispose(); }
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});
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setSize(W, H);
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setTitle("child");
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setResizable(false);
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setModal(true);
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setVisible(true);
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}
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@Override
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public void paint(Graphics gr) {
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gr.drawImage(IMG, 0, 0, this);
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}
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}
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}
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