153 lines
4.4 KiB
Java
153 lines
4.4 KiB
Java
/*
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* Copyright (c) 2008, 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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* @key headful
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* @bug 6684056
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* @summary Super-scripted text needs to be positioned the same with
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* drawString and TextLayout.
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*/
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import java.awt.*;
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import java.awt.event.*;
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import java.awt.font.*;
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import static java.awt.font.TextAttribute.*;
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import java.awt.geom.AffineTransform;
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import java.awt.image.BufferedImage;
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import java.util.HashMap;
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public class DrawStrSuper extends Component {
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int angle = 0;
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static boolean interactive = false;
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int wid=400, hgt=400;
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BufferedImage bi = null;
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void paintImage() {
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if (bi == null) {
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bi = new BufferedImage(wid, hgt, BufferedImage.TYPE_INT_RGB);
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}
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Graphics2D g2d = bi.createGraphics();
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g2d.setColor(Color.white);
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g2d.fillRect(0, 0, wid, hgt);
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g2d.translate(200, 200);
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Font fnt = new Font("Arial", Font.PLAIN, 20);
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fnt = fnt.deriveFont(60.0f);
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HashMap attrMap = new HashMap();
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AffineTransform aff =
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AffineTransform.getRotateInstance(angle * Math.PI/180.0);
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attrMap.put(SUPERSCRIPT, SUPERSCRIPT_SUPER);
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attrMap.put(TRANSFORM, aff);
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fnt = fnt.deriveFont(attrMap);
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g2d.setFont(fnt);
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g2d.setColor(Color.yellow);
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TextLayout tl = new TextLayout("Text", fnt,g2d.getFontRenderContext());
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g2d.fill(tl.getBounds());
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g2d.setColor(Color.black);
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g2d.drawLine(-3, 0, 3, 0);
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g2d.drawLine(0, -3, 0, 3);
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g2d.setColor(Color.blue);
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g2d.drawString("Text", 0, 0);
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g2d.setColor(Color.red);
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tl.draw(g2d,0f,0f);
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// Test BI: should be no blue
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int blue = Color.blue.getRGB();
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for (int px=0;px<wid;px++) {
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for (int py=0;py<hgt;py++) {
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int rgb = bi.getRGB(px, py);
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if (rgb == blue) {
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throw new RuntimeException
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("Unexpected color : " + Integer.toHexString(rgb) +
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" at x=" + px + " y="+ py);
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}
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}
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}
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}
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@Override
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public void paint(Graphics g) {
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paintImage();
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g.drawImage(bi, 0,0, null);
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}
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static class Runner extends Thread {
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DrawStrSuper dss;
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Runner(DrawStrSuper dss) {
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this.dss = dss;
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}
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public void run() {
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while (true) {
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if (!interactive && dss.angle > 360) {
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return;
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}
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try {
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Thread.sleep(100);
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} catch (InterruptedException e) {
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return;
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}
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dss.angle += 10;
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dss.repaint();
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}
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}
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}
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@Override
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public Dimension getPreferredSize() {
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return new Dimension(400, 400);
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}
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public static void main(String argv[]) throws InterruptedException {
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if (argv.length > 0) interactive = true;
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Frame f = new Frame("Text bounds test");
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f.addWindowListener(new WindowAdapter() {
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@Override
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public void windowClosing(WindowEvent e) {
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System.exit(0);
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}
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});
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DrawStrSuper dss = new DrawStrSuper();
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f.add(dss, BorderLayout.CENTER);
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f.pack();
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f.setLocationRelativeTo(null);
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f.setVisible(true);
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Runner runner = new Runner(dss);
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runner.start();
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runner.join();
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}
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}
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