1 /* 2 * 3 * Copyright (c) 2007, 2018, Oracle and/or its affiliates. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 9 * - Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 12 * - Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * - Neither the name of Oracle nor the names of its 17 * contributors may be used to endorse or promote products derived 18 * from this software without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS 21 * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 22 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 23 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR 24 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 25 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 26 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 27 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 28 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 29 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 30 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 31 */ 32 package java2d.demos.Lines; 33 34 35 import static java.awt.BasicStroke.CAP_BUTT; 36 import static java.awt.BasicStroke.CAP_ROUND; 37 import static java.awt.BasicStroke.CAP_SQUARE; 38 import static java.awt.BasicStroke.JOIN_MITER; 39 import static java.awt.Color.BLACK; 40 import static java.awt.Color.WHITE; 41 import java.awt.BasicStroke; 42 import java.awt.Font; 43 import java.awt.Graphics2D; 44 import java.awt.font.FontRenderContext; 45 import java.awt.font.TextLayout; 46 import java.awt.geom.Line2D; 47 import java2d.Surface; 48 49 50 /** 51 * Shows the three different styles of stroke ending. 52 */ 53 @SuppressWarnings("serial") 54 public class Caps extends Surface { 55 56 private static int[] cap = { CAP_BUTT, CAP_ROUND, CAP_SQUARE }; 57 private static String[] desc = { "Butt Cap", "Round Cap", "Square Cap" }; 58 59 public Caps() { 60 setBackground(WHITE); 61 } 62 63 @Override 64 public void render(int w, int h, Graphics2D g2) { 65 FontRenderContext frc = g2.getFontRenderContext(); 66 Font font = g2.getFont(); 67 g2.setColor(BLACK); 68 for (int i = 0; i < cap.length; i++) { 69 g2.setStroke(new BasicStroke(15, cap[i], JOIN_MITER)); 70 g2.draw(new Line2D.Float(w / 4, (i + 1) * h / 4, w - w / 4, (i + 1) 71 * h / 4)); 72 TextLayout tl = new TextLayout(desc[i], font, frc); 73 tl.draw(g2, (float) (w / 2 - tl.getBounds().getWidth() / 2), (i + 1) 74 * h / 4 - 10); 75 } 76 } 77 78 public static void main(String[] s) { 79 createDemoFrame(new Caps()); 80 } 81 }