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166 lines
6.0 KiB
166 lines
6.0 KiB
/* |
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* Copyright (c) 2015, 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 8064833 |
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* @summary Test correct font is obtained via family+style |
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* @run main HelvLtOblTest |
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*/ |
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import javax.swing.JComponent; |
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import javax.swing.JFrame; |
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import javax.swing.SwingUtilities; |
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import java.awt.Color; |
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import java.awt.Dimension; |
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import java.awt.Font; |
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import java.awt.Graphics; |
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import java.awt.Graphics2D; |
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import java.awt.GraphicsEnvironment; |
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import java.awt.RenderingHints; |
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import java.awt.font.FontRenderContext; |
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import java.awt.font.GlyphVector; |
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import java.awt.image.BufferedImage; |
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public class HelvLtOblTest extends JComponent { |
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static Font helvFont = null; |
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static int[] codes = { 0x23, 0x4a, 0x48, 0x3, 0x4a, 0x55, 0x42, 0x4d, |
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0x4a, 0x44, 0x3, |
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0x53, 0x46, 0x45, 0x3, 0x55, 0x46, 0x59, 0x55, }; |
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static String str = "Big italic red text"; |
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public static void main(String[] args) throws Exception { |
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String os = System.getProperty("os.name"); |
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if (!os.startsWith("Mac")) { |
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return; |
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} |
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GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment(); |
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Font[] fonts = ge.getAllFonts(); |
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for (int i=0; i<fonts.length; i++) { |
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if (fonts[i].getPSName().equals("Helvetica-LightOblique")) { |
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helvFont = fonts[i]; |
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break; |
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} |
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} |
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if (helvFont == null) { |
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return; |
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} |
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final HelvLtOblTest test = new HelvLtOblTest(); |
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SwingUtilities.invokeLater(() -> { |
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JFrame f = new JFrame(); |
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f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); |
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f.add("Center", test); |
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f.pack(); |
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f.setVisible(true); |
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}); |
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test.compareImages(); |
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} |
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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 void paintComponent(Graphics g) { |
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super.paintComponent(g); |
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Graphics2D g2 = (Graphics2D)g; |
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FontRenderContext frc = new FontRenderContext(null, true, true); |
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Font f = helvFont.deriveFont(Font.PLAIN, 40); |
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System.out.println("font = " +f.getFontName()); |
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GlyphVector gv = f.createGlyphVector(frc, codes); |
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g.setFont(f); |
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g.setColor(Color.white); |
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g.fillRect(0,0,400,400); |
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g.setColor(Color.black); |
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g2.drawGlyphVector(gv, 5,200); |
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g2.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, |
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RenderingHints.VALUE_TEXT_ANTIALIAS_ON); |
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g2.setRenderingHint(RenderingHints.KEY_FRACTIONALMETRICS, |
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RenderingHints.VALUE_FRACTIONALMETRICS_ON); |
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g2.drawString(str, 5, 250); |
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} |
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void compareImages() { |
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BufferedImage bi0 = drawText(false); |
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BufferedImage bi1 = drawText(true); |
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compare(bi0, bi1); |
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} |
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BufferedImage drawText(boolean doGV) { |
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int w = 400; |
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int h = 50; |
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BufferedImage bi = new BufferedImage(w, h, BufferedImage.TYPE_INT_RGB); |
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Graphics2D g = bi.createGraphics(); |
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g.setColor(Color.white); |
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g.fillRect(0,0,w,h); |
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g.setColor(Color.black); |
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Font f = helvFont.deriveFont(Font.PLAIN, 40); |
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g.setFont(f); |
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int x = 5; |
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int y = h - 10; |
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if (doGV) { |
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FontRenderContext frc = new FontRenderContext(null, true, true); |
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GlyphVector gv = f.createGlyphVector(frc, codes); |
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g.drawGlyphVector(gv, 5, y); |
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} else { |
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g.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, |
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RenderingHints.VALUE_TEXT_ANTIALIAS_ON); |
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g.setRenderingHint(RenderingHints.KEY_FRACTIONALMETRICS, |
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RenderingHints.VALUE_FRACTIONALMETRICS_ON); |
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g.drawString(str, x, y); |
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} |
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return bi; |
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} |
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// Need to allow for minimal rounding error, so allow each component |
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// to differ by 1. |
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void compare(BufferedImage bi0, BufferedImage bi1) { |
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int wid = bi0.getWidth(); |
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int hgt = bi0.getHeight(); |
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for (int x=0; x<wid; x++) { |
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for (int y=0; y<hgt; y++) { |
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int rgb0 = bi0.getRGB(x, y); |
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int rgb1 = bi1.getRGB(x, y); |
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if (rgb0 == rgb1) continue; |
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int r0 = (rgb0 & 0xff0000) >> 16; |
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int r1 = (rgb1 & 0xff0000) >> 16; |
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int rdiff = r0-r1; if (rdiff<0) rdiff = -rdiff; |
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int g0 = (rgb0 & 0x00ff00) >> 8; |
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int g1 = (rgb1 & 0x00ff00) >> 8; |
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int gdiff = g0-g1; if (gdiff<0) gdiff = -gdiff; |
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int b0 = (rgb0 & 0x0000ff); |
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int b1 = (rgb1 & 0x0000ff); |
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int bdiff = b0-b1; if (bdiff<0) bdiff = -bdiff; |
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if (rdiff > 1 || gdiff > 1 || bdiff > 1) { |
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throw new RuntimeException( |
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"Images differ at x=" + x + " y="+ y + " " + |
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Integer.toHexString(rgb0) + " vs " + |
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Integer.toHexString(rgb1)); |
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} |
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} |
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} |
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} |
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}
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