License text 

/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER 
 * Copyright  2008, 2010 Oracle and/or its affiliates.  All rights reserved. 
 * Use is subject to license terms.
 * 
 * This file is available and licensed under the following license:
 * 
 * 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 Oracle Corporation 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 THE COPYRIGHT 
 * OWNER OR CONTRIBUTORS 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. 
 */

    

/*
 * ImageButton.fx
 *
 * Created on Nov 14, 2009, 10:32:01 AM
 */

package fxpodcastviewer.util;

/**
 * @author raghunair
 */

import javafx.scene.input.MouseEvent;
import javafx.scene.image.Image;
import javafx.scene.image.ImageView;
import javafx.scene.Cursor;

// Custom button created using Images
public class ImageButton extends ImageView {

    override var cursor = Cursor.HAND;
    override var blocksMouse = true;
    
    public var normalImage: Image on replace {
        if(normalImage != null) { image = normalImage; }
    }

    var mousePressed = false on replace {
        if ( not doInit){
            if ( mousePressed and toggleImage!=null){
                image = toggleImage;
            }else {
                image = normalImage;
            }
            
        }

    }

    var doInit = false;
    

    public function restore(){
        doInit = true;
        mousePressed = false;
        image = normalImage;
        doInit = false;        
    }

    var isToggleButton = false;

    public var toggleImage:Image on replace {
        if (toggleImage != null){
            isToggleButton = true;
        }

    }

    public var overImage: Image;
    public var focusImage: Image;
    public var action:function();
    public var toggleAction:function();

    public override var onMouseEntered = function(e:MouseEvent) {
        if(overImage != null) {
            image = overImage;
         }
    }

    var buttonFocused = bind focused on replace {
        if(focused and (focusImage != null)) {
            image = focusImage;
        } else  {
            image = normalImage;
        }
    }

    public override var onMouseExited = function(e:MouseEvent) {
        if(normalImage != null and not isToggleButton ) { image = normalImage; }
    }

    public override var onMousePressed = function(e:MouseEvent){
        if ( isToggleButton ){
            if ( mousePressed ){
                if ( toggleAction != null){
                    toggleAction();
                }

            }else{
                if ( action != null){
                    action();
                }

            }
            mousePressed = not mousePressed;
            
        }else {
            if (action != null){
                action();
            }
        }
    }
}