1 /* 2 * 3 * Copyright (c) 2007, 2011, 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.Paths; 33 34 35 import static java.awt.Color.BLACK; 36 import static java.awt.Color.LIGHT_GRAY; 37 import static java.awt.Color.WHITE; 38 import java.awt.Graphics2D; 39 import java.awt.geom.GeneralPath; 40 import java.awt.geom.Path2D; 41 import java2d.Surface; 42 43 44 /** 45 * Cubic & Quad curves implemented through GeneralPath. 46 */ 47 @SuppressWarnings("serial") 48 public class CurveQuadTo extends Surface { 49 50 public CurveQuadTo() { 51 setBackground(WHITE); 52 } 53 54 @Override 55 public void render(int w, int h, Graphics2D g2) { 56 GeneralPath p = new GeneralPath(Path2D.WIND_EVEN_ODD); 57 p.moveTo(w * .2f, h * .25f); 58 p.curveTo(w * .4f, h * .5f, w * .6f, 0.0f, w * .8f, h * .25f); 59 p.moveTo(w * .2f, h * .6f); 60 p.quadTo(w * .5f, h * 1.0f, w * .8f, h * .6f); 61 g2.setColor(LIGHT_GRAY); 62 g2.fill(p); 63 g2.setColor(BLACK); 64 g2.draw(p); 65 g2.drawString("curveTo", (int) (w * .2), (int) (h * .25f) - 5); 66 g2.drawString("quadTo", (int) (w * .2), (int) (h * .6f) - 5); 67 } 68 69 public static void main(String s[]) { 70 createDemoFrame(new CurveQuadTo()); 71 } 72 }