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/*
 * $Id: DefaultMultiThumbModel.java 3935 2011-03-02 19:06:41Z kschaefe $
 *
 * Copyright 2004 Sun Microsystems, Inc., 4150 Network Circle,
 * Santa Clara, California 95054, U.S.A. All rights reserved.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 */

package org.jdesktop.swingx.multislider;

import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;

/**
 * @author joshy
 */
public class DefaultMultiThumbModel extends AbstractMultiThumbModel {

    protected List> thumbs = new ArrayList<>();

    /**
     * Creates a new instance of DefaultMultiThumbModel
     */
    public DefaultMultiThumbModel() {
        setMinimumValue(0.0f);
        setMaximumValue(1.0f);
    }

    // returns the index of the newly added thumb
    @Override
    public int addThumb(float value, E obj) {
        Thumb thumb = new Thumb<>(this);
        thumb.setPosition(value);
        thumb.setObject(obj);
        thumbs.add(thumb);
        int n = thumbs.size();
        ThumbDataEvent evt = new ThumbDataEvent(this, -1, thumbs.size() - 1, thumb);
        for (ThumbDataListener tdl : thumbDataListeners) {
            tdl.thumbAdded(evt);
        }
        return n - 1;
    }

    @Override
    public void insertThumb(float value, E obj, int index) {
        Thumb thumb = new Thumb<>(this);
        thumb.setPosition(value);
        thumb.setObject(obj);
        thumbs.add(index, thumb);
        ThumbDataEvent evt = new ThumbDataEvent(this, -1, index, thumb);
        for (ThumbDataListener tdl : thumbDataListeners) {
            tdl.thumbAdded(evt);
        }
    }

    @Override
    public void removeThumb(int index) {
        Thumb thumb = thumbs.remove(index);
        ThumbDataEvent evt = new ThumbDataEvent(this, -1, index, thumb);
        for (ThumbDataListener tdl : thumbDataListeners) {
            tdl.thumbRemoved(evt);
        }
    }

    @Override
    public int getThumbCount() {
        return thumbs.size();
    }

    @Override
    public Thumb getThumbAt(int index) {
        return thumbs.get(index);
    }

    @Override
    public List> getSortedThumbs() {
        List> list = new ArrayList<>(thumbs);
        list.sort((o1, o2) -> {
            float f1 = o1.getPosition();
            float f2 = o2.getPosition();
            return Float.compare(f1, f2);
        });
        return list;
    }

    @Override
    public Iterator> iterator() {
        return thumbs.iterator();
    }

    @Override
    public int getThumbIndex(Thumb thumb) {
        return thumbs.indexOf(thumb);
    }
}