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

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 */

import java.awt.Dialog;

import java.awt.Frame;

import java.awt.Graphics;

import java.awt.Graphics2D;

import java.awt.geom.AffineTransform;

import javax.swing.UIManager;

/**

 * @test

 * @key headful

 * @bug 8073320

 * @summary  Windows HiDPI support

 * @author Alexander Scherbatiy

 * @requires (os.family == "windows")

 * @run main/othervm -Dsun.java2d.uiScale.enabled=false

 *                   -Dsun.java2d.win.uiScaleX=3 -Dsun.java2d.win.uiScaleY=2

 *                    HiDPIPropertiesWindowsTest UISCALE_DISABLED

 * @run main/othervm -Dsun.java2d.uiScale.enabled=false

 *                   -Dsun.java2d.uiScale=3

 *                    HiDPIPropertiesWindowsTest UISCALE_DISABLED

 * @run main/othervm -Dsun.java2d.uiScale.enabled=false

 *                   -Dsun.java2d.uiScale=3

 *                   -Dsun.java2d.win.uiScaleX=5 -Dsun.java2d.win.uiScaleY=6

 *                    HiDPIPropertiesWindowsTest UISCALE_DISABLED

 * @run main/othervm -Dsun.java2d.uiScale.enabled=true

 *                   -Dsun.java2d.uiScale=3

 *                    HiDPIPropertiesWindowsTest UISCALE_3

 * @run main/othervm -Dsun.java2d.uiScale.enabled=true

 *                   -Dsun.java2d.uiScale=4

 *                   -Dsun.java2d.win.uiScaleX=2 -Dsun.java2d.win.uiScaleY=3

 *                    HiDPIPropertiesWindowsTest UISCALE_2X3

 * @run main/othervm -Dsun.java2d.uiScale.enabled=true

 *                   -Dsun.java2d.win.uiScaleX=3 -Dsun.java2d.win.uiScaleY=2

 *                    HiDPIPropertiesWindowsTest UISCALE_3X2

 * @run main/othervm -Dsun.java2d.uiScale=4

 *                    HiDPIPropertiesWindowsTest UISCALE_4

 * @run main/othervm -Dsun.java2d.uiScale=4

 *                   -Dsun.java2d.win.uiScaleX=2 -Dsun.java2d.win.uiScaleY=3

 *                    HiDPIPropertiesWindowsTest UISCALE_2X3

 * @run main/othervm -Dsun.java2d.win.uiScaleX=4 -Dsun.java2d.win.uiScaleY=5

 *                    HiDPIPropertiesWindowsTest UISCALE_4X5

 * @run main/othervm -Dsun.java2d.uiScale=3

 *                   -Dsun.java2d.win.uiScaleX=0 -Dsun.java2d.win.uiScaleY=0

 *                    HiDPIPropertiesWindowsTest UISCALE_3

 * @run main/othervm -Dsun.java2d.uiScale=4

 *                   -Dsun.java2d.win.uiScaleX=-7 -Dsun.java2d.win.uiScaleY=-8

 *                    HiDPIPropertiesWindowsTest UISCALE_4

 * @run main/othervm -Dsun.java2d.uiScale=4x

 *                    HiDPIPropertiesWindowsTest UISCALE_4

 * @run main/othervm -Dsun.java2d.win.uiScaleX=4x -Dsun.java2d.win.uiScaleY=5x

 *                    HiDPIPropertiesWindowsTest UISCALE_4X5

 * @run main/othervm -Dsun.java2d.uiScale=384dpi

 *                    HiDPIPropertiesWindowsTest UISCALE_4

 * @run main/othervm -Dsun.java2d.uiScale=300%

 *                    HiDPIPropertiesWindowsTest UISCALE_3

 * @run main/othervm -Dsun.java2d.win.uiScaleX=400% -Dsun.java2d.win.uiScaleY=500%

 *                    HiDPIPropertiesWindowsTest UISCALE_4X5

 * @run main/othervm -Dsun.java2d.win.uiScaleX=288dpi -Dsun.java2d.win.uiScaleY=192dpi

 *                    HiDPIPropertiesWindowsTest UISCALE_3X2

 * @run main/othervm -Dsun.java2d.win.uiScaleX=200% -Dsun.java2d.win.uiScaleY=288dpi

 *                    HiDPIPropertiesWindowsTest UISCALE_2X3

 */

public class HiDPIPropertiesWindowsTest {

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

        try {

            UIManager.setLookAndFeel(

                    "com.sun.java.swing.plaf.windows.WindowsLookAndFeel");

        } catch (Exception e) {

            return;

        }

        String testCase = args[0];

        switch (testCase) {

            case "UISCALE_DISABLED":

                testScale(1.0, 1.0);

                break;

            case "UISCALE_3":

                testScale(3.0, 3.0);

                break;

            case "UISCALE_4":

                testScale(4.0, 4.0);

                break;

            case "UISCALE_2X3":

                testScale(2.0, 3.0);

                break;

            case "UISCALE_3X2":

                testScale(3.0, 2.0);

                break;

            case "UISCALE_4X5":

                testScale(4.0, 5.0);

                break;

            default:

                throw new RuntimeException("Unknown test case: " + testCase);

        }

    }

    private static void testScale(double scaleX, double scaleY) {

        Dialog dialog = new Dialog((Frame) null, true) {

            @Override

            public void paint(Graphics g) {

                super.paint(g);

                AffineTransform tx = ((Graphics2D) g).getTransform();

                dispose();

                if (scaleX != tx.getScaleX() || scaleY != tx.getScaleY()) {

                    throw new RuntimeException(String.format("Wrong scale:"

                            + "[%f, %f] instead of [%f, %f].",

                            tx.getScaleX(), tx.getScaleY(), scaleX, scaleY));

                }

            }

        };

        dialog.setSize(200, 300);

        dialog.setVisible(true);

    }

}