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// Copyright 2019 Azul Systems, Inc. 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 Azul Systems, 385 Moffett Park Drive, Suite 115, Sunnyvale,
// CA 94089 USA or visit www.azul.com if you need additional information or
// have any questions.
import java.awt.Font;
import java.awt.Color;
import java.awt.Graphics2D;
import java.awt.image.BufferedImage;
/*
* @test
* @summary Fix to 8215210 should not break RTL with AAT fonts.
* @run main/othervm -Dsun.font.layoutengine=icu HebrewIsRTLTest
*/
public class HebrewIsRTLTest {
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";
public static void main(String args[]) {
if (!System.getProperty("os.name").startsWith("Mac")) {
return;
}
// calculate text size
BufferedImage biMetrics = new BufferedImage(1000, 1000, BufferedImage.TYPE_INT_RGB);
Graphics2D biMetricsGraphics = biMetrics.createGraphics();
Font font = new Font("TimesRoman", Font.PLAIN, 40);
biMetricsGraphics.setFont(font);
int width = biMetricsGraphics.getFontMetrics().stringWidth(hebrewString);
int height = biMetricsGraphics.getFontMetrics().getHeight();
// create minimal image
BufferedImage bi = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB);
Graphics2D biGraphics = bi.createGraphics();
biGraphics.setColor(Color.white);
biGraphics.fillRect(0, 0, width, height);
biGraphics.setColor(Color.black);
biGraphics.setFont(font);
biGraphics.drawString(hebrewString, 0, height);
int y = bi.getHeight() / 2;
int x;
int rgb, rgbLeftCount = 0, rgbRightCount = 0;
for (x = 0; x < bi.getWidth()/2; x++) {
rgb = bi.getRGB(x, y);
if (rgb == Color.BLACK.getRGB()) {
rgbLeftCount++;
}
}
for (x = bi.getWidth()/2 + 1; x < bi.getWidth(); x++) {
rgb = bi.getRGB(x, y);
if (rgb == Color.BLACK.getRGB()) {
rgbRightCount++;
}
}
if (rgbLeftCount > rgbRightCount) {
throw new RuntimeException("Hebrew text seems drawn LTR");
}
}
}
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