88 lines
3.1 KiB
Java
88 lines
3.1 KiB
Java
/*
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* Copyright (c) 2000, 2024, 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 4363534
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* @summary This test verifies that setting a non-thin-line BasicStroke
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* on a Graphics2D obtained from a BufferedImage will correctly validate
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* the pipelines for the line-widening pipeline even if that is the only
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* non-default attribute on the graphics.
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*
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*/
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import java.awt.BasicStroke;
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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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public class BasicStrokeValidate {
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public static final int TESTW = 100;
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public static final int TESTH = 100;
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public static void main(String[] args) {
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BufferedImage bi1 = createImage(false);
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BufferedImage bi2 = createImage(true);
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compare(bi1, bi2); // images should differ
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}
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static BufferedImage createImage(boolean dashed) {
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BufferedImage bi = new BufferedImage(TESTW, TESTH, BufferedImage.TYPE_INT_RGB);
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Graphics2D g2d = bi.createGraphics();
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g2d.setColor(Color.white);
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g2d.fillRect(0, 0, TESTW, TESTH);
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g2d.setColor(Color.black);
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if (dashed) {
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g2d.setStroke(new BasicStroke(1.0f, BasicStroke.CAP_SQUARE,
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BasicStroke.JOIN_MITER, 10.0f,
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new float[] {2.5f, 3.5f},
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0.0f));
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}
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g2d.drawRect(10, 10, TESTW-20, TESTH-20);
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g2d.setStroke(new BasicStroke(10f));
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g2d.drawRect(20, 20, TESTW-40, TESTH-40);
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return bi;
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}
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static void compare(BufferedImage i1, BufferedImage i2) {
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boolean same = true;
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int w = i1.getWidth(), h = i1.getHeight();
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for (int y = 0; y < h; y++) {
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for (int x = 0; x < w; x++) {
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int p1 = i1.getRGB(x, y);
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int p2 = i2.getRGB(x, y);
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if (p1 != p2) {
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same = false;
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}
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}
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if (!same) {
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break;
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}
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}
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if (same) {
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throw new RuntimeException("No difference");
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}
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}
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}
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