/*

 * Copyright 2009 Sun Microsystems, Inc.  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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,

 * CA 95054 USA or visit www.sun.com if you need additional information or

 * have any questions.

 */

import java.awt.*;

import java.awt.geom.Ellipse2D;

import java.awt.geom.GeneralPath;

import java.awt.image.BufferedImage;

import java.io.File;

import javax.imageio.ImageIO;

/**

 * @author chrisn@google.com (Chris Nokleberg)

 * @author yamauchi@google.com (Hiroshi Yamauchi)

 */

public class StrokeShapeTest {

  public static void main(String[] args) throws Exception {

    BufferedImage image = new BufferedImage(200, 200, BufferedImage.TYPE_INT_RGB);

    Graphics2D g = image.createGraphics();

    g.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);

    g.setPaint(Color.WHITE);

    g.fill(new Rectangle(image.getWidth(), image.getHeight()));

    g.translate(25, 100);

    Stroke stroke = new BasicStroke(200, BasicStroke.CAP_ROUND, BasicStroke.JOIN_ROUND);

    Shape shape = new Polygon(new int[] {0, 1500, 0}, new int[] {750, 0, -750}, 3);

    g.scale(.1, .1);

    g.setPaint(Color.BLACK);

    g.setStroke(stroke);

    g.draw(shape);

    g.setPaint(Color.RED);

    g.fill(stroke.createStrokedShape(shape));

    // To visually check it

    //ImageIO.write(image, "PNG", new File(args[0]));

    boolean blackPixelFound = false;

    outer:

    for (int x = 0; x < 200; ++x) {

      for (int y = 0; y < 200; ++y) {

        if (image.getRGB(x, y) == Color.BLACK.getRGB()) {

          blackPixelFound = true;

          break outer;

        }

      }

    }

    if (blackPixelFound) {

      throw new RuntimeException("The shape hasn't been filled in red.");

    }

  }

}