/*

 * Copyright (c) 1997, 2012, 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.  Oracle designates this

 * particular file as subject to the "Classpath" exception as provided

 * by Oracle in the LICENSE file that accompanied this code.

 *

 * 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.

 */

package com.sun.java.swing.plaf.windows;

import sun.awt.AppContext;

import javax.swing.plaf.basic.*;

import javax.swing.*;

import javax.swing.plaf.*;

import java.awt.*;

/**

 * Windows rendition of the component.

 * <p>

 * <strong>Warning:</strong>

 * Serialized objects of this class will not be compatible with

 * future Swing releases.  The current serialization support is appropriate

 * for short term storage or RMI between applications running the same

 * version of Swing.  A future release of Swing will provide support for

 * long term persistence.

 */

public class WindowsRadioButtonUI extends BasicRadioButtonUI

{

    private static final Object WINDOWS_RADIO_BUTTON_UI_KEY = new Object();

    protected int dashedRectGapX;

    protected int dashedRectGapY;

    protected int dashedRectGapWidth;

    protected int dashedRectGapHeight;

    protected Color focusColor;

    private boolean initialized = false;

    // ********************************

    //          Create PLAF

    // ********************************

    public static ComponentUI createUI(JComponent c) {

        AppContext appContext = AppContext.getAppContext();

        WindowsRadioButtonUI windowsRadioButtonUI =

                (WindowsRadioButtonUI) appContext.get(WINDOWS_RADIO_BUTTON_UI_KEY);

        if (windowsRadioButtonUI == null) {

            windowsRadioButtonUI = new WindowsRadioButtonUI();

            appContext.put(WINDOWS_RADIO_BUTTON_UI_KEY, windowsRadioButtonUI);

        }

        return windowsRadioButtonUI;

    }

    // ********************************

    //           Defaults

    // ********************************

    public void installDefaults(AbstractButton b) {

        super.installDefaults(b);

        if(!initialized) {

            dashedRectGapX = ((Integer)UIManager.get("Button.dashedRectGapX")).intValue();

            dashedRectGapY = ((Integer)UIManager.get("Button.dashedRectGapY")).intValue();

            dashedRectGapWidth = ((Integer)UIManager.get("Button.dashedRectGapWidth")).intValue();

            dashedRectGapHeight = ((Integer)UIManager.get("Button.dashedRectGapHeight")).intValue();

            focusColor = UIManager.getColor(getPropertyPrefix() + "focus");

            initialized = true;

        }

        if (XPStyle.getXP() != null) {

            LookAndFeel.installProperty(b, "rolloverEnabled", Boolean.TRUE);

        }

    }

    protected void uninstallDefaults(AbstractButton b) {

        super.uninstallDefaults(b);

        initialized = false;

    }

    protected Color getFocusColor() {

        return focusColor;

    }

    // ********************************

    //          Paint Methods

    // ********************************

    /**

     * Overridden method to render the text without the mnemonic

     */

    protected void paintText(Graphics g, AbstractButton b, Rectangle textRect, String text) {

        WindowsGraphicsUtils.paintText(g, b, textRect, text, getTextShiftOffset());

    }

    protected void paintFocus(Graphics g, Rectangle textRect, Dimension d){

        g.setColor(getFocusColor());

        BasicGraphicsUtils.drawDashedRect(g, textRect.x, textRect.y, textRect.width, textRect.height);

    }

    // ********************************

    //          Layout Methods

    // ********************************

    public Dimension getPreferredSize(JComponent c) {

        Dimension d = super.getPreferredSize(c);

        /* Ensure that the width and height of the button is odd,

         * to allow for the focus line if focus is painted

         */

        AbstractButton b = (AbstractButton)c;

        if (d != null && b.isFocusPainted()) {

            if(d.width % 2 == 0) { d.width += 1; }

            if(d.height % 2 == 0) { d.height += 1; }

        }

        return d;

    }

}