/*

 * Copyright (c) 2014, Oracle and/or its affiliates. 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.

 *

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import java.awt.Color;

import java.awt.Graphics2D;

import java.awt.image.BufferedImage;

/**

 * @test

 * @bug 8029455

 * @summary Tests that copyarea on offscreen images works as expected when

 *          scaled transform is set

 * @run main ScaledCopyArea

 */

public final class ScaledCopyArea {

    public static void main(final String[] args) {

        final BufferedImage bi = new BufferedImage(100, 300,

                                                   BufferedImage.TYPE_INT_RGB);

        final Graphics2D g = bi.createGraphics();

        g.scale(2, 2);

        g.setColor(Color.RED);

        g.fillRect(0, 0, 100, 300);

        g.setColor(Color.GREEN);

        g.fillRect(0, 100, 100, 100);

        g.copyArea(0, 100, 100, 100, 0, -100);

        g.dispose();

        for (int x = 0; x < 100; ++x) {

            for (int y = 0; y < 100; ++y) {

                final int actual = bi.getRGB(x, y);

                final int exp = Color.GREEN.getRGB();

                if (actual != exp) {

                    System.err.println("Expected:" + Integer.toHexString(exp));

                    System.err.println("Actual:" + Integer.toHexString(actual));

                    throw new RuntimeException("Test " + "failed");

                }

            }

        }

    }

}