/*
 * Copyright (c) 2011, grossmann
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 * * Redistributions of source code must retain the above copyright
 *   notice, this list of conditions and the following disclaimer.
 * * Redistributions in binary form must reproduce the above copyright
 *   notice, this list of conditions and the following disclaimer in the
 *   documentation and/or other materials provided with the distribution.
 * * Neither the name of the jo-widgets.org nor the
 *   names of its contributors may be used to endorse or promote products
 *   derived from this software without specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL jo-widgets.org BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
 * DAMAGE.
 */

package org.jowidgets.spi.impl.swing.common.widgets.base;

import java.awt.Component;
import java.awt.Graphics;

import javax.swing.AbstractButton;
import javax.swing.ButtonModel;
import javax.swing.Icon;
import javax.swing.JButton;
import javax.swing.UIManager;

public class JoArrowButton extends JButton {

    public static final Icon ARROW_ICON = new ArrowIcon();

    private static final long serialVersionUID = 2899012201229989443L;

    public JoArrowButton() {
        super();
        setFocusable(false);
        setIcon(ARROW_ICON);
    }

    private static class ArrowIcon implements Icon {

        private static final int HEIGHT = 4;
        private static final int WIDTH = 10;

        @Override
        public int getIconWidth() {
            return WIDTH;
        }

        @Override
        public int getIconHeight() {
            return HEIGHT;
        }

        @Override
        public void paintIcon(final Component component, final Graphics graphics, final int x, final int y) {
            final AbstractButton button = (AbstractButton) component;
            final ButtonModel buttonModel = button.getModel();

            final int width = WIDTH - 2;
            final int height = HEIGHT;

            graphics.translate(x, y);

            String colorUI = null;
            if (buttonModel.isEnabled()) {
                colorUI = "controlText";
            }
            else {
                colorUI = "textInactiveText";
            }
            graphics.setColor(UIManager.getColor(colorUI));

            for (int i = 0; i < height; i++) {
                graphics.drawLine(i + 1, i, width - i, i);
            }
            graphics.translate(-x, -y);
        }
    }
}