| /* |
| * Copyright (c) 2011, Oracle and/or its affiliates. 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| /** |
| * @test |
| * @bug 7019861 |
| * |
| * @summary Verifies that the last scanline isn't skipped when doing |
| * antialiased rendering. |
| * |
| * @run main Test7019861 |
| */ |
| |
| import java.awt.BasicStroke; |
| import java.awt.Color; |
| import java.awt.Graphics2D; |
| import java.awt.geom.Path2D; |
| import java.awt.image.BufferedImage; |
| import java.util.Arrays; |
| |
| import static java.awt.RenderingHints.*; |
| |
| public class Test7019861 { |
| |
| public static void main(String[] argv) throws Exception { |
| BufferedImage im = getWhiteImage(30, 30); |
| Graphics2D g2 = (Graphics2D)im.getGraphics(); |
| g2.setRenderingHint(KEY_ANTIALIASING, VALUE_ANTIALIAS_ON); |
| g2.setRenderingHint(KEY_STROKE_CONTROL, VALUE_STROKE_PURE); |
| g2.setStroke(new BasicStroke(10, BasicStroke.CAP_BUTT, BasicStroke.JOIN_BEVEL)); |
| g2.setBackground(Color.white); |
| g2.setColor(Color.black); |
| |
| Path2D p = getPath(0, 0, 20); |
| g2.draw(p); |
| |
| if (!(new Color(im.getRGB(20, 19))).equals(Color.black)) { |
| throw new Exception("This pixel should be black"); |
| } |
| } |
| |
| private static Path2D getPath(int x, int y, int len) { |
| Path2D p = new Path2D.Double(); |
| p.moveTo(x, y); |
| p.quadTo(x + len, y, x + len, y + len); |
| return p; |
| } |
| |
| private static BufferedImage getWhiteImage(int w, int h) { |
| BufferedImage ret = new BufferedImage(w, h, BufferedImage.TYPE_INT_RGB); |
| final int[] white = new int[w * h]; |
| Arrays.fill(white, 0xffffff); |
| ret.setRGB(0, 0, w, h, white, 0, w); |
| return ret; |
| } |
| } |