109 lines
3.6 KiB
Java
109 lines
3.6 KiB
Java
/*
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* Copyright (c) 2008, 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 6683472 6687298 8197797
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* @summary Transformed fonts using drawString and TextLayout should be in
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* the same position.
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*/
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import java.awt.*;
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import java.awt.font.*;
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import java.awt.geom.*;
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import java.awt.image.*;
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import java.util.HashMap;
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public class RotTransText {
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public static void main(String[] args) {
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testIt(false);
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testIt(true);
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}
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public static void testIt(boolean fmOn) {
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int wid=400, hgt=400;
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BufferedImage bi =
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new BufferedImage(wid, hgt, BufferedImage.TYPE_INT_RGB);
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Graphics2D g2d = bi.createGraphics();
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if (fmOn) {
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g2d.setRenderingHint(RenderingHints.KEY_FRACTIONALMETRICS,
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RenderingHints.VALUE_FRACTIONALMETRICS_ON);
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}
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int x=130, y=130;
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String s = "Text";
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int xt=90, yt=50;
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for (int angle=0;angle<360;angle+=30) {
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g2d.setColor(Color.white);
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g2d.fillRect(0, 0, wid, hgt);
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AffineTransform aff = AffineTransform.getTranslateInstance(50,90);
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aff.rotate(angle * Math.PI/180.0);
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Font fnt = new Font("SansSerif", Font.PLAIN, 60);
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fnt = fnt.deriveFont(Font.PLAIN, aff);
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g2d.setFont(fnt);
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g2d.setColor(Color.blue);
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g2d.drawString(s, x, y);
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g2d.setColor(Color.red);
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FontRenderContext frc = g2d.getFontRenderContext();
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HashMap attrMap = new HashMap();
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attrMap.put(TextAttribute.STRIKETHROUGH,
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TextAttribute.STRIKETHROUGH_ON);
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fnt = fnt.deriveFont(attrMap);
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TextLayout tl = new TextLayout(s, fnt, frc);
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tl.draw(g2d, (float)x, (float)y);
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// Test BI: should be minimal blue relative to red.
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int redCount = 0;
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int blueCount = 0;
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int red = Color.red.getRGB();
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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 == red) {
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redCount++;
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} else if (rgb == blue) {
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blueCount++;
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}
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}
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}
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if (redCount == 0 || (blueCount/(double)redCount) > 0.1) {
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throw new
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RuntimeException("Ratio of blue to red is too great: " +
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(blueCount/(double)redCount));
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}
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}
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}
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}
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