/*
 * jQuery.liveSlider
 * Plugin for jQuery 1.2.3+
 * Version: 0.4
 * Copyright (c) 2011 Eugene Chusov. All rights reserved.
 * Released under the GNU/GPL license: http://www.gnu.org/copyleft/gpl.html
 * More info at http://chusov.ru/slider
 * Designed and developed by Eugene Chusov <eugene@chusov.ru>

 * ENG
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 * This program 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 General Public License for more details.

 * RUS
 * Эта программа является свободным программным обеспечением. Вы можете
 * распространять и/или модифицировать её согласно условиям Стандартной
 * Общественной Лицензии GNU, опубликованной Фондом Свободного Программного
 * Обеспечения, версии 3 или, по Вашему желанию, любой более поздней версии.
 * Эта программа распространяется в надежде, что она будет полезной, но БЕЗ
 * ВСЯКИХ ГАРАНТИЙ, в том числе подразумеваемых гарантий ТОВАРНОГО СОСТОЯНИЯ ПРИ
 * ПРОДАЖЕ и ГОДНОСТИ ДЛЯ ОПРЕДЕЛЁННОГО ПРИМЕНЕНИЯ. Смотрите Стандартную
 * Общественную Лицензию GNU для получения дополнительной информации.
 */
(function ($) {

    var pluginClass = function ($object) {



        var $this = this;

        var $count = 0;

        var $inner;



        var innerWidth;

        var elementWidth, elementHeight;



        var settings = {



            textOpenHeight: 130,

            textCloseHeight: 30,

            textOpacity: 0.7,

            textOpened: false,



            slideshow: false,

            slideshowPeriod: 2000,

            slidebycenter: false,



            navigator: true,

            infinityNavigator: true

        };



        var $currentDiv;

        var $textInner;

        var $textBlock;

        var textOpened = false;

        var textBusy = false;

        var textData = [];

        var navigator;

        var blocker;

        var elementCount = 0;

        var slideshow;

        $this.init = function (options) {



            $.extend(settings, options);

            $object

                .css('overflow', 'hidden')

                .css('position', 'relative');



            $inner = $('<div class="inner" style="position:relative"></div>');



            innerWidth = 0;

            elementWidth = $object.width();

            elementHeight = $object.height();

            $('> div, > img', $object).each(function (index) {



                var number = index + 1;

                var $element = $(this);

                var $div = $('<div class="slide slide_' + number + '" style="float:left; position:relative; padding: 0px; margin: 0px"></div>');



                $element.css('margin', '0px');

                $element.width(elementWidth);



                $div.append($element);

                $inner.append($div);

                if (index == 0) {

                    $div.addClass('slide_first');

                    $currentDiv = $div;

                }

                $div.data('index', index);



                innerWidth += elementWidth;

                elementCount++;

            });



            $('div.slide:last', $inner).addClass('slide_last');



            $inner.width(innerWidth);

            $object.empty().append($inner);

            if (settings.slidebycenter) {

                blocker = standartBlocker;

                blocker.init();

            }

            if (settings.navigator) {

                navigator = settings.infinityNavigator ? infinityNavigator : standartNavigator;

                navigator.init();

            }

            slideshow = standartSlideshow;

            slideshow.init();



            if (settings.slideshow) {

                slideshow.play();

            }

            textblock = standartTextblock;

            textblock.init();

        }



        var standartTextblock = {

            init: function () {

                abstractTextblock.init();

            }

        }



        var abstractTextblock = {



            opened: false,

            $panel: null,

            $block: null,



            init: function () {

                $('div.slide', $inner).each(function (index) {

                    var $element = $(this);

                    var $span = $('span.block', $element).eq(0);

                    $element.data('text', $span.length > 0 ? $span.html() : '');

                    $span.remove();

                });



                abstractTextblock.$inner = $('<div class="textInner"></div>');

                abstractTextblock.$panel = $('<div class="textPanel" style="position:absolute;bottom:0px;display:none"></div>');



                abstractTextblock.$panel

                    .append(abstractTextblock.$inner)

                    .width(elementWidth)

                    .height(settings.textOpenHeight + 'px')

                    .css('opacity', 0)

                    .click(abstractTextblock.toggle);



                if (settings.textOpened) {

                    abstractTextblock.$panel.addClass('textPanelOpened');

                    abstractTextblock.opened = true;

                } else {

                    abstractTextblock.$panel.css('bottom', '-' + (settings.textOpenHeight - settings.textCloseHeight) + 'px');

                }



                abstractTextblock.$inner.css('opacity', 0);

                abstractTextblock.slideFinished();



                $object.append(abstractTextblock.$panel);



                $object.bind('navigatorSlide', function (event, $slide) {

                    abstractTextblock.slideStart($slide);

                });



                $object.bind('navigatorSlideFinished', function (event) {

                    abstractTextblock.slideFinished();

                });

            },

            slideFinished: function () {



                var html = $currentDiv.data('text');



                if (html) {

                    if (abstractTextblock.$panel.css('opacity') == 0) {



                        abstractTextblock.$inner

                            .stop()

                            .html(html)

                            .show()

                            .css('opacity', 1);



                        abstractTextblock.$panel.stop().show().css('opacity', settings.textOpacity);



                    }

                    else {

                        abstractTextblock.$inner.html(html);

                        abstractTextblock.$inner.animate({ 'opacity': 1 }, 150);

                    }

                }

            },







            slideStart: function (nextSlide) {

                var html = $(nextSlide).data('text');

                if ($count % 2 == 0)

                    tec2();

                else

                    tec();



                $count++;



                if (html) {



                    if (abstractTextblock.$panel.css('opacity') == 0) {



                        abstractTextblock.$panel.show();



                        abstractTextblock.$inner

                            .stop()

                            .html(html)

                            .show()

                            .css('opacity', 1);



                        abstractTextblock.$panel.animate({ 'opacity': settings.textOpacity }, 300);



                    } else {

                        abstractTextblock.$inner.animate({ 'opacity': 0 }, 300);

                    }



                } else {

                    abstractTextblock.$panel.animate({ 'opacity': 0 }, 300, function () {

                        abstractTextblock.$panel.hide();

                    });

                }

            },



            toggle: function () {



                if (abstractTextblock.blocked) {

                    return false;

                }

                if (abstractTextblock.opened) {



                    abstractTextblock.opened = false;



                    abstractTextblock.$panel

                        .stop()

                        .animate({ bottom: '-' + (settings.textOpenHeight - settings.textCloseHeight) + 'px' }, 200, function () {

                            abstractTextblock.blocked = false;

                        });

                    abstractTextblock.$panel.removeClass('textPanelOpened');

                }

                else {

                    abstractTextblock.opened = true;

                    abstractTextblock.$panel

                        .stop()

                        .animate({ bottom: '0px' }, 200, function () {

                            abstractTextblock.blocked = false;

                        });

                    abstractTextblock.$panel.addClass('textPanelOpened');

                }

            }

        }



        var standartBlocker = {

            init: function () {

                abstractBlocker.init();

            }

        }



        var abstractBlocker = {

            init: function () {



                var $blocker = $('<div style="position: absolute; margin: 0px; padding: 0px; cursor: pointer"></div>');



                $blocker

                    .width(elementWidth)

                    .height(elementHeight);



                $blocker.click(function () {

                    navigator.next()

                });



                $object.append($blocker);

            }

        }





        /**
        * Slideshow module
        */



        $this.play = function () {

            slideshow.play();

        }



        $this.stop = function () {

            slideshow.stop();

        }



        var standartSlideshow = {

            init: function () {

                abstractSlideshow.init();

            },

            toggle: function () {

                abstractSlideshow.toggle();

            },

            play: function () {

                abstractSlideshow.play();

            },

            stop: function () {

                abstractSlideshow.stop();

            }

        }



        var abstractSlideshow = {



            run: false,

            intervalInit: false,

            $button: null,



            init: function () {



                abstractSlideshow.$button = $('<div class="slideshowStop" style="position:absolute;"></div>');

                abstractSlideshow.$button.css('opacity', 0.5);



                abstractSlideshow.$button.hover(

                    function () { abstractSlideshow.$button.css('opacity', 1) },

                    function () { abstractSlideshow.$button.css('opacity', 0.5) }

                );



                $object.append(abstractSlideshow.$button);

                abstractSlideshow.$button.click(function (event) {

                    event.stopPropagation();

                    slideshow.toggle();

                });

            },

            intervalAction: function () {

                if (abstractSlideshow.run) {

                    navigator.next();

                }

            },



            play: function () {



                if (!abstractSlideshow.intervalInit) {

                    abstractSlideshow.intervalInit = true;

                    setInterval(abstractSlideshow.intervalAction, settings.slideshowPeriod);

                }



                abstractSlideshow.run = true;

                abstractSlideshow.$button.addClass('slideshowPlay');

            },



            stop: function () {

                abstractSlideshow.run = false;

                abstractSlideshow.$button.removeClass('slideshowPlay');

            },



            toggle: function () {

                abstractSlideshow.run ? slideshow.stop() : slideshow.play();

            }

        }



        $this.moveNext = function () {

            navigator.next();

        }



        $this.movePrev = function () {

            navigator.prev();

        }



        $this.moveTo = function (index) {

            navigator.to(index);

        }

        var standartNavigator = {



            init: function () {

                abstractNavigator.init();

            },



            next: function () {

                if ($currentDiv.hasClass('slide_last')) {

                    return abstractNavigator.to(1);

                }



                abstractNavigator.next();

            },



            prev: function () {

                if ($currentDiv.hasClass('slide_first')) {

                    return abstractNavigator.to(elementCount);

                }



                abstractNavigator.prev();

            },



            to: function (index) {

                abstractNavigator.to(index);

            },



            initButtons: function () {



                if ($currentDiv.hasClass('slide_last')) {

                    abstractNavigator.$nextDiv.hasClass('imageNext') ? abstractNavigator.$nextDiv.removeClass('imageNext') : null;

                } else {

                    abstractNavigator.$nextDiv.hasClass('imageNext') ? null : abstractNavigator.$nextDiv.addClass('imageNext');

                }



                if ($currentDiv.hasClass('slide_first')) {

                    abstractNavigator.$prevDiv.hasClass('imagePrev') ? abstractNavigator.$prevDiv.removeClass('imagePrev') : null;

                } else {

                    abstractNavigator.$nextDiv.hasClass('imagePrev') ? null : abstractNavigator.$prevDiv.addClass('imagePrev');

                }

            }

        }



        var infinityNavigator = {



            init: function () {

                abstractNavigator.init();

            },



            next: function () {

                abstractNavigator.next();

            },



            prev: function () {

                abstractNavigator.prev();

            },



            to: function (index) {

                abstractNavigator.to(index);

            },



            initButtons: function () {

                abstractNavigator.$nextDiv.hasClass('imageNext') ? null : abstractNavigator.$nextDiv.addClass('imageNext');

                abstractNavigator.$nextDiv.hasClass('imagePrev') ? null : abstractNavigator.$prevDiv.addClass('imagePrev');

            }



        }



        var abstractNavigator = {



            $prevDiv: null,



            $nextDiv: null,



            blocked: false,



            init: function () {

                abstractNavigator.$prevDiv = $('<div class="prev" style="position:absolute;left:0px;cursor:pointer"></div>');



                abstractNavigator.$prevDiv

                    .width(elementWidth / 5)

                    .height(elementHeight)

                    .css('opacity', 0.5)

                    .click(navigator.prev)

                    .mouseover(function () { abstractNavigator.$prevDiv.css('opacity', 0.9) })

                    .mouseout(function () { abstractNavigator.$prevDiv.css('opacity', 0.4) });

                abstractNavigator.$nextDiv = $('<div class="next arrow" style="position:absolute;right:0px;cursor:pointer"></div>');



                abstractNavigator.$nextDiv

                    .width(elementWidth / 5)

                    .height(elementHeight)

                    .css('opacity', 0.7)

                    .click(navigator.next)

                    .mouseover(function () { abstractNavigator.$nextDiv.css('opacity', 0.9) })

                    .mouseout(function () { abstractNavigator.$nextDiv.css('opacity', 0.4) });



                $object.append(abstractNavigator.$prevDiv).append(abstractNavigator.$nextDiv);



                navigator.initButtons();

            },



            next: function () {



                if (abstractNavigator.blocked) {

                    return false;

                }



                var $nextDiv = $currentDiv.next('div.slide').eq(0);

                if ($nextDiv.length == 0) {

                    $nextDiv = $('div.slide', $inner).eq(0);

                    $inner.append($nextDiv);

                    $inner.css('left', parseInt($inner.css('left')) + elementWidth);

                }



                $currentDiv = $nextDiv;

                navigator.initButtons();



                var endFunction = function () {

                    !settings.navigation || navigator.initButtons();

                    abstractNavigator.blocked = false;

                    $object.trigger('navigatorSlideFinished');

                }



                $inner.animate({ left: '-=' + elementWidth + 'px' }, 300, endFunction);



                abstractNavigator.blocked = true;

                $object.trigger('navigatorSlide', $nextDiv);

            },



            prev: function () {



                if (abstractNavigator.blocked) {

                    return false;

                }



                var $nextDiv = $currentDiv.prev('div.slide').eq(0);



                if ($nextDiv.length == 0) {

                    $nextDiv = $('div.slide:last', $inner);

                    $inner.css('left', parseInt($inner.css('left')) - elementWidth);

                    $inner.prepend($nextDiv);

                }



                $currentDiv = $nextDiv;

                navigator.initButtons();



                var endFunction = function () {

                    abstractNavigator.blocked = false;

                    !settings.navigation || navigator.initButtons();

                    $object.trigger('navigatorSlideFinished');

                }



                $inner.animate({ left: '+=' + elementWidth + 'px' }, 300, endFunction);



                abstractNavigator.blocked = true;

                $object.trigger('navigatorSlide', $nextDiv);

            },

            to: function (index) {



                if (abstractNavigator.blocked) {

                    return false;

                }



                var toPos = 0;

                var fromPos = 0;

                var $toPos = $('div.slide_' + index, $inner);



                $('div.slide', $inner).each(function (index) {



                    var className = $(this).attr('class');



                    if ($currentDiv.attr('class') == className) {

                        fromPos = index;

                    }



                    if ($toPos.attr('class') == className) {

                        toPos = index;

                    }



                });



                var num = toPos - fromPos;



                var endFunction = function () {

                    abstractNavigator.blocked = false;

                    !settings.navigation || navigator.initButtons();

                    $object.trigger('navigatorSlideFinished');

                }



                $currentDiv = $toPos;

                $inner.animate({ left: '-=' + (num * elementWidth) + 'px' }, 300, endFunction);



                abstractNavigator.blocked = true;

                navigator.initButtons();



                $object.trigger('navigatorSlide');

            }

        }



        return $this;

    }

    $.fn.liveSlider = function (method) {



        var args = arguments;

        return this.each(function (index) {



            var $object = $(this);

            var plugin = $object.data('class');



            if (!plugin) {

                plugin = new pluginClass($object);

                $object.data('class', plugin);

            }

            if (plugin[method]) {

                plugin.__init || $.error('Run init method before: ' + method);

                plugin[method](args[1]);

            } else if (typeof method === 'object' || !method) {

                plugin.__init = true;

                plugin.init(method);

            } else {

                $.error('Method ' + method + ' does not exist on jQuery.funnyBox');

            }

        });

    }



})(jQuery);