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 *

 * This code is free software; you can redistribute it and/or modify it

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 * 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

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import java.awt.AWTException;

import java.awt.Color;

import java.awt.Dimension;

import java.awt.DisplayMode;

import java.awt.Frame;

import java.awt.GraphicsDevice;

import java.awt.GraphicsEnvironment;

import java.awt.Insets;

import java.awt.Robot;

import java.awt.Window;

import java.awt.image.BufferedImage;

/**

 * @test

 * @bug 8003173 7019055

 * @summary Full-screen windows should have the proper insets.

 * @author Sergey Bylokhov

 */

public final class FullScreenInsets {

    private static boolean passed = true;

    private static Robot robot = null;

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

        final GraphicsEnvironment ge = GraphicsEnvironment

                .getLocalGraphicsEnvironment();

        final GraphicsDevice[] devices = ge.getScreenDevices();

        final Window wGreen = new Frame();

        wGreen.setBackground(Color.GREEN);

        wGreen.setSize(300, 300);

        wGreen.setVisible(true);

        sleep();

        final Insets iGreen = wGreen.getInsets();

        final Dimension sGreen = wGreen.getSize();

        final Window wRed = new Frame();

        wRed.setBackground(Color.RED);

        wRed.setSize(300, 300);

        wRed.setVisible(true);

        sleep();

        final Insets iRed = wGreen.getInsets();

        final Dimension sRed = wGreen.getSize();

        for (final GraphicsDevice device : devices) {

            if (!device.isFullScreenSupported()) {

                continue;

            }

            device.setFullScreenWindow(wGreen);

            sleep();

            testWindowBounds(device.getDisplayMode(), wGreen);

            testColor(wGreen, Color.GREEN);

            device.setFullScreenWindow(wRed);

            sleep();

            testWindowBounds(device.getDisplayMode(), wRed);

            testColor(wRed, Color.RED);

            device.setFullScreenWindow(null);

            sleep();

            testInsets(wGreen.getInsets(), iGreen);

            testInsets(wRed.getInsets(), iRed);

            testSize(wGreen.getSize(), sGreen);

            testSize(wRed.getSize(), sRed);

        }

        wGreen.dispose();

        wRed.dispose();

        if (!passed) {

            throw new RuntimeException("Test failed");

        }

    }

    private static void testSize(final Dimension actual, final Dimension exp) {

        if (!exp.equals(actual)) {

            System.err.println(" Wrong window size:" +

                               " Expected: " + exp + " Actual: " + actual);

            passed = false;

        }

    }

    private static void testInsets(final Insets actual, final Insets exp) {

        if (!actual.equals(exp)) {

            System.err.println(" Wrong window insets:" +

                               " Expected: " + exp + " Actual: " + actual);

            passed = false;

        }

    }

    private static void testWindowBounds(final DisplayMode dm, final Window w) {

        if (w.getWidth() != dm.getWidth() || w.getHeight() != dm.getHeight()) {

            System.err.println(" Wrong window bounds:" +

                               " Expected: width = " + dm.getWidth()

                               + ", height = " + dm.getHeight() + " Actual: "

                               + w.getSize());

            passed = false;

        }

    }

    private static void testColor(final Window w, final Color color) {

        final Robot r;

        try {

            r = new Robot(w.getGraphicsConfiguration().getDevice());

        } catch (AWTException e) {

            e.printStackTrace();

            passed = false;

            return;

        }

        final BufferedImage bi = r.createScreenCapture(w.getBounds());

        for (int y = 0; y < bi.getHeight(); y++) {

            for (int x = 0; x < bi.getWidth(); x++) {

                if (bi.getRGB(x, y) != color.getRGB()) {

                    System.err.println(

                            "Incorrect pixel at " + x + "x" + y + " : " +

                            Integer.toHexString(bi.getRGB(x, y)) +

                            " ,expected : " + Integer.toHexString(

                                    color.getRGB()));

                    passed = false;

                    return;

                }

            }

        }

    }

    private static void sleep() {

        if(robot == null) {

            try {

                robot = new Robot();

            }catch(AWTException ae) {

                ae.printStackTrace();

                throw new RuntimeException("Cannot create Robot.");

            }

        }

        robot.waitForIdle();

        try {

            Thread.sleep(2000);

        } catch (InterruptedException ignored) {

        }

    }

}