/*
* 	Easy Slider 1.7 - jQuery plugin
*	written by Alen Grakalic	
*	http://cssglobe.com/post/4004/easy-slider-15-the-easiest-jquery-plugin-for-sliding
*
*	Copyright (c) 2009 Alen Grakalic (http://cssglobe.com)
*	Dual licensed under the MIT (MIT-LICENSE.txt)
*	and GPL (GPL-LICENSE.txt) licenses.
*
*	Built for jQuery library
*	http://jquery.com
*
*/

/*
*	markup example for $("#slider").easySlider();
*	
* 	<div id="slider">
*		<ul>
*			<li><img src="images/01.jpg" alt="" /></li>
*			<li><img src="images/02.jpg" alt="" /></li>
*			<li><img src="images/03.jpg" alt="" /></li>
*			<li><img src="images/04.jpg" alt="" /></li>
*			<li><img src="images/05.jpg" alt="" /></li>
*		</ul>
*	</div>
*
*/

(function ($) {

    $.fn.easySlider = function (options) {

        // default configuration properties
        var defaults = {
            titleSpanID: 'spanTitle',
            title: 'divTitle',
            prevId: 'prevBtn',
            prevText: '',
            nextId: 'nextBtn',
            nextText: '',
            controlsShow: true,
            controlsBefore: '',
            controlsAfter: '',
            controlsFade: true,
            firstId: 'firstBtn',
            firstText: 'First',
            firstShow: false,
            lastId: 'lastBtn',
            lastText: 'Last',
            lastShow: false,
            vertical: false,
            speed: 0, //800,
            auto: false,
            pause: 25000, // 10000,
            continuous: false,
            numeric: false,
            numericId: 'controls'
        };

        var options = $.extend(defaults, options);
        //reset the banner div on the brochure slider
        var spnTitle = document.getElementById(options.titleSpanID);
        if (spnTitle != null) {
            spnTitle.innerHTML = '';
        }

        this.each(function () {
            var obj = $(this);
            var s = $("li", obj).length;
            var w = $("li", obj).width();
            var h = $("li", obj).height();
            var clickable = true;
            obj.width(w);
            obj.height(h);
            obj.css("overflow", "hidden");
            var ts = s - 1;
            var t = 0;
            $("ul", obj).css('width', s * w);

            if (options.continuous) {
                $("ul", obj).prepend($("ul li:last-child", obj).clone().css("margin-left", "-" + w + "px"));
                $("ul", obj).append($("ul li:nth-child(2)", obj).clone());
                $("ul", obj).css('width', (s + 1) * w);
            };

            if (!options.vertical) $("li", obj).css('float', 'left');

            if (options.controlsShow) {
                var html = options.controlsBefore;
                if (options.numeric) {
                    html += '<ol id="' + options.numericId + '"></ol>';
                } else {
                    if (options.firstShow) html += '<span id="' + options.firstId + '"><a href=\"javascript:void(0);\">' + options.firstText + '</a></span>';
                    html += ' <span id="' + options.prevId + '"><a href=\"javascript:void(0);\">' + options.prevText + '</a></span>';
                    html += ' <span id="' + options.nextId + '"><a href=\"javascript:void(0);\">' + options.nextText + '</a></span>';
                    if (options.lastShow) html += ' <span id="' + options.lastId + '"><a href=\"javascript:void(0);\">' + options.lastText + '</a></span>';
                };

                html += options.controlsAfter;
                html += '<div id="' + options.title + '"></div>';
                html += '<span id="' + options.titleSpanID + '"></span>';
                html += '<div style="display:none;" id="divlike" onClick=" imgBtnLike_Click() " > <img src="/images/image-like.png" alt="Like"/> </div>';
                $(obj).after(html);
            };

            if (options.numeric) {
                for (var i = 0; i < s; i++) {
                    $(document.createElement("li"))
						.attr('id', options.numericId + (i + 1))
						.html('<a rel=' + i + ' href=\"javascript:void(0);\">' + (i + 1) + '</a>')
						.appendTo($("#" + options.numericId))
						.click(function () {
						    animate($("a", $(this)).attr('rel'), true);
						});
                };
            } else {
                $("a", "#" + options.nextId).click(function () {
                    animate("next", true);
                });
                $("a", "#" + options.prevId).click(function () {
                    animate("prev", true);
                });
                $("a", "#" + options.firstId).click(function () {
                    animate("first", true);
                });
                $("a", "#" + options.lastId).click(function () {
                    animate("last", true);
                });
            };

            //read the brochure image id
            readBrochureImageID();


            function setCurrent(i) {
                i = parseInt(i) + 1;
                $("li", "#" + options.numericId).removeClass("current");
                $("li#" + options.numericId + i).addClass("current");

            };

            function adjust() {
                if (t > ts) t = 0;
                if (t < 0) t = ts;
                if (!options.vertical) {
                    $("ul", obj).css("margin-left", (t * w * -1));
                } else {
                    $("ul", obj).css("margin-left", (t * h * -1));
                }
                clickable = true;
                if (options.numeric) setCurrent(t);

                // alert('total images' + ts + ' current image ' + t);
                $(window).trigger('scroll');
                //read the brochure image id
                readBrochureImageID();

            };

            function readBrochureImageID() {

                //get all the lis
                var oHiddenFiled = document.getElementById("ContentPlaceHolder1_cphInner_lblHidden1");
                if (oHiddenFiled != null) {
                    var children = document.getElementById('divUl').childNodes;

                    if (children != null) {
                        //alert(children.length);
                        if (children.length > 0) {

                            if (navigator.product == 'Gecko') {
                                var child = children[t + 1];
                            } else {
                                var child = children[t + 1];
                            }
                            var innerChilds = [];
                            var aDC = document.getElementById("aDoorColours");
                            var aFull = document.getElementById("aFullScreen");

                            //alert(child.tagName);
                            if (child.tagName == 'LI') {

                                $(child).fadeOut(0);
                                $(child).fadeIn(1200);

                                innerChilds = child.getElementsByTagName('*');

                                if (innerChilds[1] != null) {
                                    oHiddenFiled.value = innerChilds[1].id;

                                    //look for title span
                                    var spnTitle = document.getElementById(options.titleSpanID);
                                    spnTitle.innerHTML = '';
                                    if (spnTitle != null) {
                                        //alert('3');

                                        spnTitle.innerHTML = innerChilds[1].alt;
                                    }

                                    //set the door closeup pallet
                                    aDC.href = "door-closeups-pallet.aspx?iBIID=" + innerChilds[1].id;

                                    //set the zoom image
                                    aFull.href = "view-image.aspx?iBIID=" + innerChilds[1].id;
                                }
                                else {
                                    oHiddenFiled.value = 0;
                                }
                            }
                            else {
                                //alert('child is not li');
                            }

                        }
                    }

                }

            };

            function animate(dir, clicked) {

                if (clickable) {
                    clickable = false;
                    var ot = t;

                    //switch block starts here
                    switch (dir) {
                        case "next":
                            t = (ot >= ts) ? (options.continuous ? t + 1 : ts) : t + 1;
                            break;
                        case "prev":
                            t = (t <= 0) ? (options.continuous ? t - 1 : 0) : t - 1;
                            break;
                        case "first":
                            t = 0;
                            break;
                        case "last":
                            t = ts;
                            break;
                        default:
                            t = dir;
                            break;
                    };
                    //switch block ends here

                    var diff = Math.abs(ot - t);
                    //alert('diff ' + diff);
                    var speed = diff * options.speed;

                    //block y starts here
                    if (!options.vertical) {
                        //$("ul", obj).fadeOut(300);
                        //$("ul", obj).fadeIn(300);
                        p = (t * w * -1);
                        $("ul", obj).animate(
							{ marginLeft: p },
							{ queue: false, duration: speed, complete: adjust }
                        						);



                    } else {
                        //$("ul", obj).fadeOut(300);
                        //$("ul", obj).fadeIn(300);

                        p = (t * h * -1);
                        $("ul", obj).animate(
							{ marginTop: p },
							{ queue: false, duration: speed, complete: adjust }
                        						);


                    };
                    //block y ends here

                    //block x starts here
                    if (!options.continuous && options.controlsFade) {
                        if (t == ts) {
                            $("a", "#" + options.nextId).hide();
                            $("a", "#" + options.lastId).hide();
                        } else {
                            $("a", "#" + options.nextId).show();
                            $("a", "#" + options.lastId).show();

                        };
                        if (t == 0) {
                            $("a", "#" + options.prevId).hide();
                            $("a", "#" + options.firstId).hide();
                        } else {
                            $("a", "#" + options.prevId).show();
                            $("a", "#" + options.firstId).show();

                        };
                    };
                    //block x ends here

                    //block z starts here
                    if (clicked) clearTimeout(timeout);
                    if (options.auto && dir == "next" && !clicked) {
                        ;
                        timeout = setTimeout(function () {
                            animate("next", false);
                        }, diff * options.speed + options.pause);
                    };
                    //block z ends here



                }; // click able ends here

            };

            // init
            var timeout;
            if (options.auto) {
                ;
                timeout = setTimeout(function () {
                    animate("next", false);
                }, options.pause);
            };

            if (options.numeric) setCurrent(0);

            if (!options.continuous && options.controlsFade) {
                $("a", "#" + options.prevId).hide();
                $("a", "#" + options.firstId).hide();
            };

        });

    };

})(jQuery);