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76 lines
3.1 KiB
76 lines
3.1 KiB
1 year ago
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// Copyright 2019 Azul Systems, Inc. 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 under
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// the terms of the GNU General Public License version 2 only, as published by
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// 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 ANY
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// WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
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// A PARTICULAR PURPOSE. See the GNU General Public License version 2 for more
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// details (a copy is included in the LICENSE file that accompanied this code).
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//
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// You should have received a copy of the GNU General Public License version 2
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// along with this work; if not, write to the Free Software Foundation, Inc.,
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// 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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//
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// Please contact Azul Systems, 385 Moffett Park Drive, Suite 115, Sunnyvale,
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// CA 94089 USA or visit www.azul.com if you need additional information or
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// have any questions.
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import java.awt.Font;
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import java.awt.Color;
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import java.awt.Graphics2D;
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import java.awt.image.BufferedImage;
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/*
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* @test
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* @summary Fix to 8215210 should not break RTL with AAT fonts.
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* @run main/othervm -Dsun.font.layoutengine=icu HebrewIsRTLTest
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*/
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public class HebrewIsRTLTest {
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static final String hebrewString = "\u05E9\u059E\u05E9\u0595\u05E9\u05A9\u05E9\u0592\u05E9\u0599\u05E9\u059E\u05E9\u0595\u05E9\u05A9\u05E9\u0592\u05E9\u0599 . \u05E9\u0599\u05E9\u05A1\u05E9\u0595\u05E9\u0593";
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public static void main(String args[]) {
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if (!System.getProperty("os.name").startsWith("Mac")) {
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return;
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}
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// calculate text size
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BufferedImage biMetrics = new BufferedImage(1000, 1000, BufferedImage.TYPE_INT_RGB);
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Graphics2D biMetricsGraphics = biMetrics.createGraphics();
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Font font = new Font("TimesRoman", Font.PLAIN, 40);
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biMetricsGraphics.setFont(font);
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int width = biMetricsGraphics.getFontMetrics().stringWidth(hebrewString);
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int height = biMetricsGraphics.getFontMetrics().getHeight();
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// create minimal image
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BufferedImage bi = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB);
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Graphics2D biGraphics = bi.createGraphics();
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biGraphics.setColor(Color.white);
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biGraphics.fillRect(0, 0, width, height);
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biGraphics.setColor(Color.black);
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biGraphics.setFont(font);
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biGraphics.drawString(hebrewString, 0, height);
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int y = bi.getHeight() / 2;
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int x;
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int rgb, rgbLeftCount = 0, rgbRightCount = 0;
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for (x = 0; x < bi.getWidth()/2; x++) {
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rgb = bi.getRGB(x, y);
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if (rgb == Color.BLACK.getRGB()) {
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rgbLeftCount++;
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}
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}
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for (x = bi.getWidth()/2 + 1; x < bi.getWidth(); x++) {
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rgb = bi.getRGB(x, y);
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if (rgb == Color.BLACK.getRGB()) {
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rgbRightCount++;
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}
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}
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if (rgbLeftCount > rgbRightCount) {
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throw new RuntimeException("Hebrew text seems drawn LTR");
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}
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}
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}
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