/**
* Copyright (c) 2010 Sylvain Gougouzian (sylvain@gougouzian.fr)
* MIT (http://www.opensource.org/licenses/mit-license.php) licensed.
* GNU GPL (http://www.gnu.org/licenses/gpl.html) licensed.
*
* jQuery moodular controls by Sylvain Gougouzian http://sylvain.gougouzian.fr
*
* Version: 1.1
*
* Requires: jQuery 1.3.2+ 	// http://www.jquery.com
* 			jQuery moodular plugin
*	 		jQuery Mouse Wheel Plugin v3.0.2 // Copyright (c) 2009 [Brandon Aaron] (http://brandonaaron.net)
*			jSwipe v0.1 // http://plugins.jquery.com/project/swipe
*			jQuery UI 1.7.2
*
* Compatible : Internet Explorer 6+, Firefox 1.5+, Safari 3+, Opera 9+, Chrome 0.9+
*/
jQuery(function($) {
    $.extend($.fn.moodular.controls, {
        keys: function(moodular) {
            $(document).keydown(function(event) {
                if ((event.keyCode == 39) || (event.keyCode == 40)) {
                    moodular._animate('next');
                }
                if ((event.keyCode == 37) || (event.keyCode == 38)) {
                    moodular._animate('prev');
                }
            });
            return false;
        },
        click: function(moodular) {
            for (var i = 0; i < moodular.nbItems; i++) {
                $('> ' + moodular.opts.mode, moodular.aItems.eq(i)).css('cursor', 'pointer').attr('rel', moodular._realpos(i)).click(function() {
                    moodular.locked = false;
                    moodular.moveTo($(this).attr('rel'));
                    return false;
                });
            }
        },
        index: function(moodular) {
            moodular.e.parent().parent().append('<ul class="moodular_itemList"></ul>');
            var h = "";
            for (var i = 0; i < (moodular.nbItems / 2); i++) {
                h += '<li class="moodular_itemList_li" rel="' + i + '">' + (i + 1) + '</li>';
            }
            $('.moodular_itemList', moodular.e.parent().parent()).html(h);
            $('li.moodular_itemList_li', moodular.e.parent().parent()).css('cursor', 'pointer').click(function() {
                moodular.locked = false;
                moodular.moveTo($(this).attr('rel'));
                return false;
            });
            $('.moodular_itemList_li:first').addClass('active');
        },
        wheel: function(moodular) {
            moodular.e.parent().parent().bind("mousewheel", function(event, delta) {
                var dir = delta > 0 ? 'Up' : 'Down';
                if (dir == 'Up') {
                    moodular._animate('next');
                }
                else {
                    moodular._animate('prev');
                }
                return false;
            });
        },
        mouseover: function(moodular) {
            moodular.opts.callbacks[moodular.opts.callbacks.length] = function(moodular) {
                if (moodular.isMouseOver) {
                    moodular._animate(mouseDirection(moodular));
                }
            };
            moodular.e.parent().parent().bind("mousemove", function(evt) {
                moodular.mouseX = evt.pageX;
                moodular.mouseY = evt.pageY;
            });
            moodular.e.parent().parent().bind("mouseenter", function(evt) {
                moodular.isMouseOver = true;
                moodular.mouseX = evt.pageX;
                moodular.mouseY = evt.pageY;
                moodular._animate(mouseDirection(moodular));
                return false;
            });
            moodular.e.parent().parent().bind("mouseleave", function() {
                moodular.isMouseOver = false;
                return false;
            });
        },
        touch: function(moodular) {
            $('> ' + moodular.opts.item, moodular.e).swipe({
                swipeLeft: function() {
                    moodular._animate('next');
                    return false;
                },
                swipeRight: function() {
                    moodular._animate('prev');
                    return false;
                },
                swipeUp: function() {
                    moodular._animate('next');
                    return false;
                },
                swipeDown: function() {
                    moodular._animate('prev');
                    return false;
                }
            });
        },
        slider: function(moodular) {
            moodular.e.parent().parent().append('<div id="' + moodular.id + '_slider"></div>');
            $("#" + moodular.id + "_slider", moodular.e.parent().parent()).slider({
                range: "max",
                min: 0,
                max: ((moodular.nbItems) / 2) - 1,
                value: 0,
                stop: function(event, ui) {
                    moodular.moveTo(ui.value);
                }
            });
        }
    });

    $.extend($.fn.moodular.controls.callback, {
        index: function(moodular) {
            $('.moodular_itemList li.active').removeClass('active');
            $('.moodular_itemList li').eq(moodular._realpos(moodular.current)).addClass('active');
        },
        slider: function(moodular) {
            $("#" + moodular.id + "_slider", moodular.e.parent().parent()).slider('value', moodular.current);
        }
    });

    function mouseDirection(moodular) {
        var offset = moodular.e.parent().parent().offset();
        if (moodular.vertical) {
            if ((moodular.mouseY >= parseInt(offset.top)) && (moodular.mouseY <= parseInt((parseInt(offset.top) + parseInt(moodular.e.parent().parent().height())) / 2))) {
                return 'prev';
            }
            else {
                return 'next';
            }
        }
        else {
            if ((moodular.mouseX >= parseInt(offset.left)) && (moodular.mouseX <= parseInt((parseInt(offset.left) + parseInt(moodular.e.parent().parent().width())) / 2))) {
                return 'prev';
            }
            else {
                return 'next';
            }
        }
    }
});