/*

 * Copyright (c) 2014, 2015, 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.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 */

import java.awt.Image;

import java.awt.Toolkit;

/*

 * @test

 * @bug 8033534 8035069

 * @summary [macosx] Get MultiResolution image from native system

 * @author Alexander Scherbatiy

 * @run main NSImageToMultiResolutionImageTest

 */

public class NSImageToMultiResolutionImageTest {

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

        if (OSInfo.getOSType() != OSInfo.OSType.MACOSX) {

            return;

        }

        String icon = "NSImage://NSApplicationIcon";

        final Image image = Toolkit.getDefaultToolkit().getImage(icon);

        if (!(image instanceof MultiResolutionImage)) {

            throw new RuntimeException("Icon does not have resolution variants!");

        }

        MultiResolutionImage multiResolutionImage = (MultiResolutionImage) image;

        int width = 0;

        int height = 0;

        for (Image resolutionVariant : multiResolutionImage.getResolutionVariants()) {

            int rvWidth = resolutionVariant.getWidth(null);

            int rvHeight = resolutionVariant.getHeight(null);

            if (rvWidth < width || rvHeight < height) {

                throw new RuntimeException("Resolution variants are not sorted!");

            }

            width = rvWidth;

            height = rvHeight;

        }

    }

}