JDK14/Java14源码在线阅读

/*
 *
 * Copyright (c) 2007, 2018, Oracle and/or its affiliates. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 *   - Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer.
 *
 *   - Redistributions in binary form must reproduce the above copyright
 *     notice, this list of conditions and the following disclaimer in the
 *     documentation and/or other materials provided with the distribution.
 *
 *   - Neither the name of Oracle nor the names of its
 *     contributors may be used to endorse or promote products derived
 *     from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
 * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
package java2d.demos.Paths;


import static java.awt.Color.BLACK;
import static java.awt.Color.GRAY;
import static java.awt.Color.WHITE;
import java.awt.Graphics2D;
import java.awt.geom.GeneralPath;
import java.awt.geom.Path2D;
import java.awt.geom.Rectangle2D;
import java2d.Surface;


/**
 * Simple append of rectangle to path with & without the connect.
 */
@SuppressWarnings("serial")
public class Append extends Surface {

    public Append() {
        setBackground(WHITE);
    }

    @Override
    public void render(int w, int h, Graphics2D g2) {
        GeneralPath p = new GeneralPath(Path2D.WIND_NON_ZERO);
        p.moveTo(w * 0.25f, h * 0.2f);
        p.lineTo(w * 0.75f, h * 0.2f);
        p.closePath();
        p.append(new Rectangle2D.Double(w * .4, h * .3, w * .2, h * .1), false);
        g2.setColor(GRAY);
        g2.fill(p);
        g2.setColor(BLACK);
        g2.draw(p);
        g2.drawString("Append rect to path", (int) (w * .25), (int) (h * .2) - 5);

        p.reset();
        p.moveTo(w * 0.25f, h * 0.6f);
        p.lineTo(w * 0.75f, h * 0.6f);
        p.closePath();

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