/*

 * 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.

 */

/**

 * @test

 * @bug 6684056

 * @summary Super-scripted text needs to be positioned the same with

 *          drawString and TextLayout.

 */

import java.awt.*;

import java.awt.event.*;

import java.awt.font.*;

import static java.awt.font.TextAttribute.*;

import java.awt.geom.AffineTransform;

import java.awt.image.BufferedImage;

import java.util.HashMap;

public class DrawStrSuper extends Component {

    int angle = 0;

    static boolean interactive = false;

    int wid=400, hgt=400;

    BufferedImage bi = null;

    void paintImage() {

        if (bi == null) {

             bi = new BufferedImage(wid, hgt, BufferedImage.TYPE_INT_RGB);

        }

        Graphics2D g2d = bi.createGraphics();

        g2d.setColor(Color.white);

        g2d.fillRect(0, 0, wid, hgt);

        g2d.translate(200, 200);

        Font fnt = new Font("Arial", Font.PLAIN, 20);

        fnt = fnt.deriveFont(60.0f);

        HashMap attrMap = new HashMap();

        AffineTransform aff =

            AffineTransform.getRotateInstance(angle * Math.PI/180.0);

        attrMap.put(SUPERSCRIPT, SUPERSCRIPT_SUPER);

        attrMap.put(TRANSFORM, aff);

        fnt = fnt.deriveFont(attrMap);

        g2d.setFont(fnt);

        g2d.setColor(Color.yellow);

        TextLayout tl = new TextLayout("Text", fnt,g2d.getFontRenderContext());

        g2d.fill(tl.getBounds());

        g2d.setColor(Color.black);

        g2d.drawLine(-3, 0, 3, 0);

        g2d.drawLine(0, -3, 0, 3);

        g2d.setColor(Color.blue);

        g2d.drawString("Text", 0, 0);

        g2d.setColor(Color.red);

        tl.draw(g2d,0f,0f);

        // Test BI: should be no blue

        int blue = Color.blue.getRGB();

        for (int px=0;px<wid;px++) {

            for (int py=0;py<hgt;py++) {

                int rgb = bi.getRGB(px, py);

                if (rgb == blue) {

                    throw new RuntimeException

                        ("Unexpected color : " + Integer.toHexString(rgb) +

                         " at x=" + px + " y="+ py);

                }

            }

        }

    }

    @Override

    public void paint(Graphics g) {

        paintImage();

        g.drawImage(bi, 0,0, null);

    }

    static class Runner extends Thread {

        DrawStrSuper dss;

        Runner(DrawStrSuper dss) {

            this.dss = dss;

        }

        public void run() {

            while (true) {

                if (!interactive && dss.angle > 360) {

                    return;

                }

                try {

                    Thread.sleep(100);

                } catch (InterruptedException e) {

                    return;

                }

                dss.angle += 10;

                dss.repaint();

            }

        }

    }

    @Override

    public Dimension getPreferredSize() {

        return new Dimension(400, 400);

    }

    public static void main(String argv[]) throws InterruptedException {

        if (argv.length > 0) interactive = true;

        Frame f = new Frame("Text bounds test");

        f.addWindowListener(new WindowAdapter() {

            @Override

            public void windowClosing(WindowEvent e) {

                System.exit(0);

            }

        });

        DrawStrSuper dss = new DrawStrSuper();

        f.add(dss, BorderLayout.CENTER);

        f.pack();

        f.setLocationRelativeTo(null);

        f.setVisible(true);

        Runner runner = new Runner(dss);

        runner.start();

        runner.join();

    }

}