1 /* |
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2 * jQuery FlexSlider v2.1 |
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3 * http://www.woothemes.com/flexslider/ |
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4 * |
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5 * Copyright 2012 WooThemes |
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6 * Free to use under the GPLv2 license. |
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7 * http://www.gnu.org/licenses/gpl-2.0.html |
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8 * |
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9 * Contributing author: Tyler Smith (@mbmufffin) |
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10 */ |
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11 |
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12 ;(function ($) { |
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13 |
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14 //FlexSlider: Object Instance |
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15 $.flexslider = function(el, options) { |
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16 var slider = $(el), |
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17 vars = $.extend({}, $.flexslider.defaults, options), |
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18 namespace = vars.namespace, |
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19 touch = ("ontouchstart" in window) || window.DocumentTouch && document instanceof DocumentTouch, |
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20 eventType = (touch) ? "touchend" : "click", |
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21 vertical = vars.direction === "vertical", |
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22 reverse = vars.reverse, |
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23 carousel = (vars.itemWidth > 0), |
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24 fade = vars.animation === "fade", |
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25 asNav = vars.asNavFor !== "", |
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26 methods = {}; |
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27 |
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28 // Store a reference to the slider object |
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29 $.data(el, "flexslider", slider); |
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30 |
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31 // Privat slider methods |
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32 methods = { |
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33 init: function() { |
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34 slider.animating = false; |
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35 slider.currentSlide = vars.startAt; |
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36 slider.animatingTo = slider.currentSlide; |
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37 slider.atEnd = (slider.currentSlide === 0 || slider.currentSlide === slider.last); |
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38 slider.containerSelector = vars.selector.substr(0,vars.selector.search(' ')); |
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39 slider.slides = $(vars.selector, slider); |
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40 slider.container = $(slider.containerSelector, slider); |
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41 slider.count = slider.slides.length; |
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42 // SYNC: |
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43 slider.syncExists = $(vars.sync).length > 0; |
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44 // SLIDE: |
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45 if (vars.animation === "slide") vars.animation = "swing"; |
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46 slider.prop = (vertical) ? "top" : "marginLeft"; |
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47 slider.args = {}; |
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48 // SLIDESHOW: |
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49 slider.manualPause = false; |
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50 // TOUCH/USECSS: |
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51 slider.transitions = !vars.video && !fade && vars.useCSS && (function() { |
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52 var obj = document.createElement('div'), |
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53 props = ['perspectiveProperty', 'WebkitPerspective', 'MozPerspective', 'OPerspective', 'msPerspective']; |
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54 for (var i in props) { |
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55 if ( obj.style[ props[i] ] !== undefined ) { |
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56 slider.pfx = props[i].replace('Perspective','').toLowerCase(); |
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57 slider.prop = "-" + slider.pfx + "-transform"; |
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58 return true; |
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59 } |
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60 } |
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61 return false; |
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62 }()); |
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63 // CONTROLSCONTAINER: |
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64 if (vars.controlsContainer !== "") slider.controlsContainer = $(vars.controlsContainer).length > 0 && $(vars.controlsContainer); |
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65 // MANUAL: |
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66 if (vars.manualControls !== "") slider.manualControls = $(vars.manualControls).length > 0 && $(vars.manualControls); |
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67 |
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68 // RANDOMIZE: |
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69 if (vars.randomize) { |
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70 slider.slides.sort(function() { return (Math.round(Math.random())-0.5); }); |
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71 slider.container.empty().append(slider.slides); |
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72 } |
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73 |
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74 slider.doMath(); |
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75 |
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76 // ASNAV: |
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77 if (asNav) methods.asNav.setup(); |
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78 |
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79 // INIT |
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80 slider.setup("init"); |
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81 |
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82 // CONTROLNAV: |
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83 if (vars.controlNav) methods.controlNav.setup(); |
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84 |
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85 // DIRECTIONNAV: |
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86 if (vars.directionNav) methods.directionNav.setup(); |
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87 |
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88 // KEYBOARD: |
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89 if (vars.keyboard && ($(slider.containerSelector).length === 1 || vars.multipleKeyboard)) { |
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90 $(document).bind('keyup', function(event) { |
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91 var keycode = event.keyCode; |
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92 if (!slider.animating && (keycode === 39 || keycode === 37)) { |
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93 var target = (keycode === 39) ? slider.getTarget('next') : |
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94 (keycode === 37) ? slider.getTarget('prev') : false; |
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95 slider.flexAnimate(target, vars.pauseOnAction); |
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96 } |
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97 }); |
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98 } |
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99 // MOUSEWHEEL: |
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100 if (vars.mousewheel) { |
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101 slider.bind('mousewheel', function(event, delta, deltaX, deltaY) { |
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102 event.preventDefault(); |
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103 var target = (delta < 0) ? slider.getTarget('next') : slider.getTarget('prev'); |
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104 slider.flexAnimate(target, vars.pauseOnAction); |
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105 }); |
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106 } |
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107 |
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108 // PAUSEPLAY |
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109 if (vars.pausePlay) methods.pausePlay.setup(); |
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110 |
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111 // SLIDSESHOW |
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112 if (vars.slideshow) { |
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113 if (vars.pauseOnHover) { |
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114 slider.hover(function() { |
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115 if (!slider.manualPlay && !slider.manualPause) slider.pause(); |
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116 }, function() { |
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117 if (!slider.manualPause && !slider.manualPlay) slider.play(); |
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118 }); |
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119 } |
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120 // initialize animation |
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121 (vars.initDelay > 0) ? setTimeout(slider.play, vars.initDelay) : slider.play(); |
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122 } |
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123 |
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124 // TOUCH |
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125 if (touch && vars.touch) methods.touch(); |
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126 |
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127 // FADE&&SMOOTHHEIGHT || SLIDE: |
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128 if (!fade || (fade && vars.smoothHeight)) $(window).bind("resize focus", methods.resize); |
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129 |
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130 |
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131 // API: start() Callback |
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132 setTimeout(function(){ |
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133 vars.start(slider); |
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134 }, 200); |
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135 }, |
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136 asNav: { |
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137 setup: function() { |
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138 slider.asNav = true; |
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139 slider.animatingTo = Math.floor(slider.currentSlide/slider.move); |
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140 slider.currentItem = slider.currentSlide; |
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141 slider.slides.removeClass(namespace + "active-slide").eq(slider.currentItem).addClass(namespace + "active-slide"); |
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142 slider.slides.click(function(e){ |
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143 e.preventDefault(); |
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144 var $slide = $(this), |
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145 target = $slide.index(); |
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146 if (!$(vars.asNavFor).data('flexslider').animating && !$slide.hasClass('active')) { |
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147 slider.direction = (slider.currentItem < target) ? "next" : "prev"; |
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148 slider.flexAnimate(target, vars.pauseOnAction, false, true, true); |
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149 } |
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150 }); |
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151 } |
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152 }, |
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153 controlNav: { |
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154 setup: function() { |
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155 if (!slider.manualControls) { |
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156 methods.controlNav.setupPaging(); |
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157 } else { // MANUALCONTROLS: |
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158 methods.controlNav.setupManual(); |
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159 } |
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160 }, |
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161 setupPaging: function() { |
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162 var type = (vars.controlNav === "thumbnails") ? 'control-thumbs' : 'control-paging', |
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163 j = 1, |
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164 item; |
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165 |
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166 slider.controlNavScaffold = $('<ol class="'+ namespace + 'control-nav ' + namespace + type + '"></ol>'); |
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167 |
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168 if (slider.pagingCount > 1) { |
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169 for (var i = 0; i < slider.pagingCount; i++) { |
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170 item = (vars.controlNav === "thumbnails") ? '<img src="' + slider.slides.eq(i).attr("data-thumb") + '"/>' : '<a>' + j + '</a>'; |
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171 slider.controlNavScaffold.append('<li>' + item + '</li>'); |
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172 j++; |
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173 } |
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174 } |
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175 |
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176 // CONTROLSCONTAINER: |
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177 (slider.controlsContainer) ? $(slider.controlsContainer).append(slider.controlNavScaffold) : slider.append(slider.controlNavScaffold); |
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178 methods.controlNav.set(); |
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179 |
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180 methods.controlNav.active(); |
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181 |
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182 slider.controlNavScaffold.delegate('a, img', eventType, function(event) { |
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183 event.preventDefault(); |
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184 var $this = $(this), |
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185 target = slider.controlNav.index($this); |
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186 |
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187 if (!$this.hasClass(namespace + 'active')) { |
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188 slider.direction = (target > slider.currentSlide) ? "next" : "prev"; |
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189 slider.flexAnimate(target, vars.pauseOnAction); |
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190 } |
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191 }); |
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192 // Prevent iOS click event bug |
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193 if (touch) { |
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194 slider.controlNavScaffold.delegate('a', "click touchstart", function(event) { |
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195 event.preventDefault(); |
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196 }); |
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197 } |
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198 }, |
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199 setupManual: function() { |
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200 slider.controlNav = slider.manualControls; |
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201 methods.controlNav.active(); |
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202 |
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203 slider.controlNav.live(eventType, function(event) { |
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204 event.preventDefault(); |
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205 var $this = $(this), |
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206 target = slider.controlNav.index($this); |
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207 |
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208 if (!$this.hasClass(namespace + 'active')) { |
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209 (target > slider.currentSlide) ? slider.direction = "next" : slider.direction = "prev"; |
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210 slider.flexAnimate(target, vars.pauseOnAction); |
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211 } |
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212 }); |
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213 // Prevent iOS click event bug |
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214 if (touch) { |
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215 slider.controlNav.live("click touchstart", function(event) { |
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216 event.preventDefault(); |
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217 }); |
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218 } |
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219 }, |
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220 set: function() { |
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221 var selector = (vars.controlNav === "thumbnails") ? 'img' : 'a'; |
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222 slider.controlNav = $('.' + namespace + 'control-nav li ' + selector, (slider.controlsContainer) ? slider.controlsContainer : slider); |
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223 }, |
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224 active: function() { |
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225 slider.controlNav.removeClass(namespace + "active").eq(slider.animatingTo).addClass(namespace + "active"); |
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226 }, |
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227 update: function(action, pos) { |
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228 if (slider.pagingCount > 1 && action === "add") { |
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229 slider.controlNavScaffold.append($('<li><a>' + slider.count + '</a></li>')); |
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230 } else if (slider.pagingCount === 1) { |
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231 slider.controlNavScaffold.find('li').remove(); |
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232 } else { |
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233 slider.controlNav.eq(pos).closest('li').remove(); |
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234 } |
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235 methods.controlNav.set(); |
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236 (slider.pagingCount > 1 && slider.pagingCount !== slider.controlNav.length) ? slider.update(pos, action) : methods.controlNav.active(); |
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237 } |
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238 }, |
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239 directionNav: { |
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240 setup: function() { |
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241 var directionNavScaffold = $('<ul class="' + namespace + 'direction-nav"><li><a class="' + namespace + 'prev" href="#">' + vars.prevText + '</a></li><li><a class="' + namespace + 'next" href="#">' + vars.nextText + '</a></li></ul>'); |
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242 |
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243 // CONTROLSCONTAINER: |
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244 if (slider.controlsContainer) { |
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245 $(slider.controlsContainer).append(directionNavScaffold); |
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246 slider.directionNav = $('.' + namespace + 'direction-nav li a', slider.controlsContainer); |
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247 } else { |
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248 slider.append(directionNavScaffold); |
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249 slider.directionNav = $('.' + namespace + 'direction-nav li a', slider); |
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250 } |
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251 |
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252 methods.directionNav.update(); |
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253 |
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254 slider.directionNav.bind(eventType, function(event) { |
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255 event.preventDefault(); |
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256 var target = ($(this).hasClass(namespace + 'next')) ? slider.getTarget('next') : slider.getTarget('prev'); |
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257 slider.flexAnimate(target, vars.pauseOnAction); |
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258 }); |
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259 // Prevent iOS click event bug |
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260 if (touch) { |
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261 slider.directionNav.bind("click touchstart", function(event) { |
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262 event.preventDefault(); |
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263 }); |
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264 } |
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265 }, |
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266 update: function() { |
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267 var disabledClass = namespace + 'disabled'; |
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268 if (slider.pagingCount === 1) { |
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269 slider.directionNav.addClass(disabledClass); |
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270 } else if (!vars.animationLoop) { |
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271 if (slider.animatingTo === 0) { |
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272 slider.directionNav.removeClass(disabledClass).filter('.' + namespace + "prev").addClass(disabledClass); |
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273 } else if (slider.animatingTo === slider.last) { |
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274 slider.directionNav.removeClass(disabledClass).filter('.' + namespace + "next").addClass(disabledClass); |
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275 } else { |
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276 slider.directionNav.removeClass(disabledClass); |
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277 } |
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278 } else { |
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279 slider.directionNav.removeClass(disabledClass); |
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280 } |
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281 } |
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282 }, |
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283 pausePlay: { |
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284 setup: function() { |
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285 var pausePlayScaffold = $('<div class="' + namespace + 'pauseplay"><a></a></div>'); |
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286 |
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287 // CONTROLSCONTAINER: |
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288 if (slider.controlsContainer) { |
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289 slider.controlsContainer.append(pausePlayScaffold); |
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290 slider.pausePlay = $('.' + namespace + 'pauseplay a', slider.controlsContainer); |
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291 } else { |
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292 slider.append(pausePlayScaffold); |
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293 slider.pausePlay = $('.' + namespace + 'pauseplay a', slider); |
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294 } |
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295 |
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296 methods.pausePlay.update((vars.slideshow) ? namespace + 'pause' : namespace + 'play'); |
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297 |
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298 slider.pausePlay.bind(eventType, function(event) { |
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299 event.preventDefault(); |
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300 if ($(this).hasClass(namespace + 'pause')) { |
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301 slider.manualPause = true; |
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302 slider.manualPlay = false; |
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303 slider.pause(); |
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304 } else { |
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305 slider.manualPause = false; |
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306 slider.manualPlay = true; |
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307 slider.play(); |
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308 } |
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309 }); |
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310 // Prevent iOS click event bug |
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311 if (touch) { |
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312 slider.pausePlay.bind("click touchstart", function(event) { |
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313 event.preventDefault(); |
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314 }); |
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315 } |
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316 }, |
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317 update: function(state) { |
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318 (state === "play") ? slider.pausePlay.removeClass(namespace + 'pause').addClass(namespace + 'play').text(vars.playText) : slider.pausePlay.removeClass(namespace + 'play').addClass(namespace + 'pause').text(vars.pauseText); |
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319 } |
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320 }, |
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321 touch: function() { |
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322 var startX, |
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323 startY, |
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324 offset, |
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325 cwidth, |
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326 dx, |
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327 startT, |
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328 scrolling = false; |
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329 |
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330 el.addEventListener('touchstart', onTouchStart, false); |
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331 function onTouchStart(e) { |
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332 if (slider.animating) { |
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333 e.preventDefault(); |
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334 } else if (e.touches.length === 1) { |
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335 slider.pause(); |
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336 // CAROUSEL: |
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337 cwidth = (vertical) ? slider.h : slider. w; |
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338 startT = Number(new Date()); |
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339 // CAROUSEL: |
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340 offset = (carousel && reverse && slider.animatingTo === slider.last) ? 0 : |
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341 (carousel && reverse) ? slider.limit - (((slider.itemW + vars.itemMargin) * slider.move) * slider.animatingTo) : |
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342 (carousel && slider.currentSlide === slider.last) ? slider.limit : |
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343 (carousel) ? ((slider.itemW + vars.itemMargin) * slider.move) * slider.currentSlide : |
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344 (reverse) ? (slider.last - slider.currentSlide + slider.cloneOffset) * cwidth : (slider.currentSlide + slider.cloneOffset) * cwidth; |
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345 startX = (vertical) ? e.touches[0].pageY : e.touches[0].pageX; |
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346 startY = (vertical) ? e.touches[0].pageX : e.touches[0].pageY; |
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347 |
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348 el.addEventListener('touchmove', onTouchMove, false); |
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349 el.addEventListener('touchend', onTouchEnd, false); |
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350 } |
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351 } |
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352 |
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353 function onTouchMove(e) { |
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354 dx = (vertical) ? startX - e.touches[0].pageY : startX - e.touches[0].pageX; |
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355 scrolling = (vertical) ? (Math.abs(dx) < Math.abs(e.touches[0].pageX - startY)) : (Math.abs(dx) < Math.abs(e.touches[0].pageY - startY)); |
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356 |
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357 if (!scrolling || Number(new Date()) - startT > 500) { |
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358 e.preventDefault(); |
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359 if (!fade && slider.transitions) { |
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360 if (!vars.animationLoop) { |
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361 dx = dx/((slider.currentSlide === 0 && dx < 0 || slider.currentSlide === slider.last && dx > 0) ? (Math.abs(dx)/cwidth+2) : 1); |
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362 } |
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363 slider.setProps(offset + dx, "setTouch"); |
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364 } |
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365 } |
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366 } |
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367 |
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368 function onTouchEnd(e) { |
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369 if (slider.animatingTo === slider.currentSlide && !scrolling && !(dx === null)) { |
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370 var updateDx = (reverse) ? -dx : dx, |
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371 target = (updateDx > 0) ? slider.getTarget('next') : slider.getTarget('prev'); |
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372 |
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373 if (slider.canAdvance(target) && (Number(new Date()) - startT < 550 && Math.abs(updateDx) > 50 || Math.abs(updateDx) > cwidth/2)) { |
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374 slider.flexAnimate(target, vars.pauseOnAction); |
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375 } else { |
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376 slider.flexAnimate(slider.currentSlide, vars.pauseOnAction, true); |
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377 } |
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378 } |
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379 // finish the touch by undoing the touch session |
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380 el.removeEventListener('touchmove', onTouchMove, false); |
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381 el.removeEventListener('touchend', onTouchEnd, false); |
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382 startX = null; |
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383 startY = null; |
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384 dx = null; |
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385 offset = null; |
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386 } |
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387 }, |
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388 resize: function() { |
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389 if (!slider.animating && slider.is(':visible')) { |
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390 if (!carousel) slider.doMath(); |
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391 |
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392 if (fade) { |
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393 // SMOOTH HEIGHT: |
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394 methods.smoothHeight(); |
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395 } else if (carousel) { //CAROUSEL: |
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396 slider.slides.width(slider.computedW); |
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397 slider.update(slider.pagingCount); |
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398 slider.setProps(); |
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399 } |
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400 else if (vertical) { //VERTICAL: |
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401 slider.viewport.height(slider.h); |
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402 slider.setProps(slider.h, "setTotal"); |
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403 } else { |
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404 // SMOOTH HEIGHT: |
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405 if (vars.smoothHeight) methods.smoothHeight(); |
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406 slider.newSlides.width(slider.computedW); |
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407 slider.setProps(slider.computedW, "setTotal"); |
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408 } |
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409 } |
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410 }, |
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411 smoothHeight: function(dur) { |
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412 if (!vertical || fade) { |
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413 var $obj = (fade) ? slider : slider.viewport; |
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414 (dur) ? $obj.animate({"height": slider.slides.eq(slider.animatingTo).height()}, dur) : $obj.height(slider.slides.eq(slider.animatingTo).height()); |
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415 } |
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416 }, |
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417 sync: function(action) { |
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418 var $obj = $(vars.sync).data("flexslider"), |
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419 target = slider.animatingTo; |
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420 |
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421 switch (action) { |
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422 case "animate": $obj.flexAnimate(target, vars.pauseOnAction, false, true); break; |
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423 case "play": if (!$obj.playing && !$obj.asNav) { $obj.play(); } break; |
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424 case "pause": $obj.pause(); break; |
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425 } |
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426 } |
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427 } |
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428 |
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429 // public methods |
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430 slider.flexAnimate = function(target, pause, override, withSync, fromNav) { |
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431 if (asNav && slider.pagingCount === 1) slider.direction = (slider.currentItem < target) ? "next" : "prev"; |
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432 |
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433 if (!slider.animating && (slider.canAdvance(target, fromNav) || override) && slider.is(":visible")) { |
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434 if (asNav && withSync) { |
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435 var master = $(vars.asNavFor).data('flexslider'); |
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436 slider.atEnd = target === 0 || target === slider.count - 1; |
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437 master.flexAnimate(target, true, false, true, fromNav); |
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438 slider.direction = (slider.currentItem < target) ? "next" : "prev"; |
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439 master.direction = slider.direction; |
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440 |
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441 if (Math.ceil((target + 1)/slider.visible) - 1 !== slider.currentSlide && target !== 0) { |
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442 slider.currentItem = target; |
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443 slider.slides.removeClass(namespace + "active-slide").eq(target).addClass(namespace + "active-slide"); |
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444 target = Math.floor(target/slider.visible); |
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445 } else { |
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446 slider.currentItem = target; |
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447 slider.slides.removeClass(namespace + "active-slide").eq(target).addClass(namespace + "active-slide"); |
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448 return false; |
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449 } |
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450 } |
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451 |
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452 slider.animating = true; |
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453 slider.animatingTo = target; |
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454 // API: before() animation Callback |
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455 vars.before(slider); |
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456 |
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457 // SLIDESHOW: |
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458 if (pause) slider.pause(); |
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459 |
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460 // SYNC: |
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461 if (slider.syncExists && !fromNav) methods.sync("animate"); |
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462 |
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463 // CONTROLNAV |
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464 if (vars.controlNav) methods.controlNav.active(); |
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465 |
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466 // !CAROUSEL: |
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467 // CANDIDATE: slide active class (for add/remove slide) |
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468 if (!carousel) slider.slides.removeClass(namespace + 'active-slide').eq(target).addClass(namespace + 'active-slide'); |
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469 |
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470 // INFINITE LOOP: |
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471 // CANDIDATE: atEnd |
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472 slider.atEnd = target === 0 || target === slider.last; |
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473 |
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474 // DIRECTIONNAV: |
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475 if (vars.directionNav) methods.directionNav.update(); |
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476 |
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477 if (target === slider.last) { |
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478 // API: end() of cycle Callback |
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479 vars.end(slider); |
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480 // SLIDESHOW && !INFINITE LOOP: |
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481 if (!vars.animationLoop) slider.pause(); |
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482 } |
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483 |
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484 // SLIDE: |
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485 if (!fade) { |
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486 var dimension = (vertical) ? slider.slides.filter(':first').height() : slider.computedW, |
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487 margin, slideString, calcNext; |
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488 |
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489 // INFINITE LOOP / REVERSE: |
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490 if (carousel) { |
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491 margin = (vars.itemWidth > slider.w) ? vars.itemMargin * 2 : vars.itemMargin; |
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492 calcNext = ((slider.itemW + margin) * slider.move) * slider.animatingTo; |
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493 slideString = (calcNext > slider.limit && slider.visible !== 1) ? slider.limit : calcNext; |
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494 } else if (slider.currentSlide === 0 && target === slider.count - 1 && vars.animationLoop && slider.direction !== "next") { |
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495 slideString = (reverse) ? (slider.count + slider.cloneOffset) * dimension : 0; |
|
496 } else if (slider.currentSlide === slider.last && target === 0 && vars.animationLoop && slider.direction !== "prev") { |
|
497 slideString = (reverse) ? 0 : (slider.count + 1) * dimension; |
|
498 } else { |
|
499 slideString = (reverse) ? ((slider.count - 1) - target + slider.cloneOffset) * dimension : (target + slider.cloneOffset) * dimension; |
|
500 } |
|
501 slider.setProps(slideString, "", vars.animationSpeed); |
|
502 if (slider.transitions) { |
|
503 if (!vars.animationLoop || !slider.atEnd) { |
|
504 slider.animating = false; |
|
505 slider.currentSlide = slider.animatingTo; |
|
506 } |
|
507 slider.container.unbind("webkitTransitionEnd transitionend"); |
|
508 slider.container.bind("webkitTransitionEnd transitionend", function() { |
|
509 slider.wrapup(dimension); |
|
510 }); |
|
511 } else { |
|
512 slider.container.animate(slider.args, vars.animationSpeed, vars.easing, function(){ |
|
513 slider.wrapup(dimension); |
|
514 }); |
|
515 } |
|
516 } else { // FADE: |
|
517 slider.slides.eq(slider.currentSlide).fadeOut(vars.animationSpeed, vars.easing); |
|
518 slider.slides.eq(target).fadeIn(vars.animationSpeed, vars.easing, slider.wrapup); |
|
519 } |
|
520 // SMOOTH HEIGHT: |
|
521 if (vars.smoothHeight) methods.smoothHeight(vars.animationSpeed); |
|
522 } |
|
523 } |
|
524 slider.wrapup = function(dimension) { |
|
525 // SLIDE: |
|
526 if (!fade && !carousel) { |
|
527 if (slider.currentSlide === 0 && slider.animatingTo === slider.last && vars.animationLoop) { |
|
528 slider.setProps(dimension, "jumpEnd"); |
|
529 } else if (slider.currentSlide === slider.last && slider.animatingTo === 0 && vars.animationLoop) { |
|
530 slider.setProps(dimension, "jumpStart"); |
|
531 } |
|
532 } |
|
533 slider.animating = false; |
|
534 slider.currentSlide = slider.animatingTo; |
|
535 // API: after() animation Callback |
|
536 vars.after(slider); |
|
537 } |
|
538 |
|
539 // SLIDESHOW: |
|
540 slider.animateSlides = function() { |
|
541 if (!slider.animating) slider.flexAnimate(slider.getTarget("next")); |
|
542 } |
|
543 // SLIDESHOW: |
|
544 slider.pause = function() { |
|
545 clearInterval(slider.animatedSlides); |
|
546 slider.playing = false; |
|
547 // PAUSEPLAY: |
|
548 if (vars.pausePlay) methods.pausePlay.update("play"); |
|
549 // SYNC: |
|
550 if (slider.syncExists) methods.sync("pause"); |
|
551 } |
|
552 // SLIDESHOW: |
|
553 slider.play = function() { |
|
554 slider.animatedSlides = setInterval(slider.animateSlides, vars.slideshowSpeed); |
|
555 slider.playing = true; |
|
556 // PAUSEPLAY: |
|
557 if (vars.pausePlay) methods.pausePlay.update("pause"); |
|
558 // SYNC: |
|
559 if (slider.syncExists) methods.sync("play"); |
|
560 } |
|
561 slider.canAdvance = function(target, fromNav) { |
|
562 // ASNAV: |
|
563 var last = (asNav) ? slider.pagingCount - 1 : slider.last; |
|
564 return (fromNav) ? true : |
|
565 (asNav && slider.currentItem === slider.count - 1 && target === 0 && slider.direction === "prev") ? true : |
|
566 (asNav && slider.currentItem === 0 && target === slider.pagingCount - 1 && slider.direction !== "next") ? false : |
|
567 (target === slider.currentSlide && !asNav) ? false : |
|
568 (vars.animationLoop) ? true : |
|
569 (slider.atEnd && slider.currentSlide === 0 && target === last && slider.direction !== "next") ? false : |
|
570 (slider.atEnd && slider.currentSlide === last && target === 0 && slider.direction === "next") ? false : |
|
571 true; |
|
572 } |
|
573 slider.getTarget = function(dir) { |
|
574 slider.direction = dir; |
|
575 if (dir === "next") { |
|
576 return (slider.currentSlide === slider.last) ? 0 : slider.currentSlide + 1; |
|
577 } else { |
|
578 return (slider.currentSlide === 0) ? slider.last : slider.currentSlide - 1; |
|
579 } |
|
580 } |
|
581 |
|
582 // SLIDE: |
|
583 slider.setProps = function(pos, special, dur) { |
|
584 var target = (function() { |
|
585 var posCheck = (pos) ? pos : ((slider.itemW + vars.itemMargin) * slider.move) * slider.animatingTo, |
|
586 posCalc = (function() { |
|
587 if (carousel) { |
|
588 return (special === "setTouch") ? pos : |
|
589 (reverse && slider.animatingTo === slider.last) ? 0 : |
|
590 (reverse) ? slider.limit - (((slider.itemW + vars.itemMargin) * slider.move) * slider.animatingTo) : |
|
591 (slider.animatingTo === slider.last) ? slider.limit : posCheck; |
|
592 } else { |
|
593 switch (special) { |
|
594 case "setTotal": return (reverse) ? ((slider.count - 1) - slider.currentSlide + slider.cloneOffset) * pos : (slider.currentSlide + slider.cloneOffset) * pos; |
|
595 case "setTouch": return (reverse) ? pos : pos; |
|
596 case "jumpEnd": return (reverse) ? pos : slider.count * pos; |
|
597 case "jumpStart": return (reverse) ? slider.count * pos : pos; |
|
598 default: return pos; |
|
599 } |
|
600 } |
|
601 }()); |
|
602 return (posCalc * -1) + "px"; |
|
603 }()); |
|
604 |
|
605 if (slider.transitions) { |
|
606 target = (vertical) ? "translate3d(0," + target + ",0)" : "translate3d(" + target + ",0,0)"; |
|
607 dur = (dur !== undefined) ? (dur/1000) + "s" : "0s"; |
|
608 slider.container.css("-" + slider.pfx + "-transition-duration", dur); |
|
609 } |
|
610 |
|
611 slider.args[slider.prop] = target; |
|
612 if (slider.transitions || dur === undefined) slider.container.css(slider.args); |
|
613 } |
|
614 |
|
615 slider.setup = function(type) { |
|
616 // SLIDE: |
|
617 if (!fade) { |
|
618 var sliderOffset, arr; |
|
619 |
|
620 if (type === "init") { |
|
621 slider.viewport = $('<div class="' + namespace + 'viewport"></div>').css({"overflow": "hidden", "position": "relative"}).appendTo(slider).append(slider.container); |
|
622 // INFINITE LOOP: |
|
623 slider.cloneCount = 0; |
|
624 slider.cloneOffset = 0; |
|
625 // REVERSE: |
|
626 if (reverse) { |
|
627 arr = $.makeArray(slider.slides).reverse(); |
|
628 slider.slides = $(arr); |
|
629 slider.container.empty().append(slider.slides); |
|
630 } |
|
631 } |
|
632 // INFINITE LOOP && !CAROUSEL: |
|
633 if (vars.animationLoop && !carousel) { |
|
634 slider.cloneCount = 2; |
|
635 slider.cloneOffset = 1; |
|
636 // clear out old clones |
|
637 if (type !== "init") slider.container.find('.clone').remove(); |
|
638 slider.container.append(slider.slides.first().clone().addClass('clone')).prepend(slider.slides.last().clone().addClass('clone')); |
|
639 } |
|
640 slider.newSlides = $(vars.selector, slider); |
|
641 |
|
642 sliderOffset = (reverse) ? slider.count - 1 - slider.currentSlide + slider.cloneOffset : slider.currentSlide + slider.cloneOffset; |
|
643 // VERTICAL: |
|
644 if (vertical && !carousel) { |
|
645 slider.container.height((slider.count + slider.cloneCount) * 200 + "%").css("position", "absolute").width("100%"); |
|
646 setTimeout(function(){ |
|
647 slider.newSlides.css({"display": "block"}); |
|
648 slider.doMath(); |
|
649 slider.viewport.height(slider.h); |
|
650 slider.setProps(sliderOffset * slider.h, "init"); |
|
651 }, (type === "init") ? 100 : 0); |
|
652 } else { |
|
653 slider.container.width((slider.count + slider.cloneCount) * 200 + "%"); |
|
654 slider.setProps(sliderOffset * slider.computedW, "init"); |
|
655 setTimeout(function(){ |
|
656 slider.doMath(); |
|
657 slider.newSlides.css({"width": slider.computedW, "float": "left", "display": "block"}); |
|
658 // SMOOTH HEIGHT: |
|
659 if (vars.smoothHeight) methods.smoothHeight(); |
|
660 }, (type === "init") ? 100 : 0); |
|
661 } |
|
662 } else { // FADE: |
|
663 slider.slides.css({"width": "100%", "float": "left", "marginRight": "-100%", "position": "relative"}); |
|
664 if (type === "init") slider.slides.eq(slider.currentSlide).fadeIn(vars.animationSpeed, vars.easing); |
|
665 // SMOOTH HEIGHT: |
|
666 if (vars.smoothHeight) methods.smoothHeight(); |
|
667 } |
|
668 // !CAROUSEL: |
|
669 // CANDIDATE: active slide |
|
670 if (!carousel) slider.slides.removeClass(namespace + "active-slide").eq(slider.currentSlide).addClass(namespace + "active-slide"); |
|
671 } |
|
672 |
|
673 slider.doMath = function() { |
|
674 var slide = slider.slides.first(), |
|
675 slideMargin = vars.itemMargin, |
|
676 minItems = vars.minItems, |
|
677 maxItems = vars.maxItems; |
|
678 |
|
679 slider.w = slider.width(); |
|
680 slider.h = slide.height(); |
|
681 slider.boxPadding = slide.outerWidth() - slide.width(); |
|
682 |
|
683 // CAROUSEL: |
|
684 if (carousel) { |
|
685 slider.itemT = vars.itemWidth + slideMargin; |
|
686 slider.minW = (minItems) ? minItems * slider.itemT : slider.w; |
|
687 slider.maxW = (maxItems) ? maxItems * slider.itemT : slider.w; |
|
688 slider.itemW = (slider.minW > slider.w) ? (slider.w - (slideMargin * minItems))/minItems : |
|
689 (slider.maxW < slider.w) ? (slider.w - (slideMargin * maxItems))/maxItems : |
|
690 (vars.itemWidth > slider.w) ? slider.w : vars.itemWidth; |
|
691 slider.visible = Math.floor(slider.w/(slider.itemW + slideMargin)); |
|
692 slider.move = (vars.move > 0 && vars.move < slider.visible ) ? vars.move : slider.visible; |
|
693 slider.pagingCount = Math.ceil(((slider.count - slider.visible)/slider.move) + 1); |
|
694 slider.last = slider.pagingCount - 1; |
|
695 slider.limit = (slider.pagingCount === 1) ? 0 : |
|
696 (vars.itemWidth > slider.w) ? ((slider.itemW + (slideMargin * 2)) * slider.count) - slider.w - slideMargin : ((slider.itemW + slideMargin) * slider.count) - slider.w - slideMargin; |
|
697 } else { |
|
698 slider.itemW = slider.w; |
|
699 slider.pagingCount = slider.count; |
|
700 slider.last = slider.count - 1; |
|
701 } |
|
702 slider.computedW = slider.itemW - slider.boxPadding; |
|
703 } |
|
704 |
|
705 slider.update = function(pos, action) { |
|
706 slider.doMath(); |
|
707 |
|
708 // update currentSlide and slider.animatingTo if necessary |
|
709 if (!carousel) { |
|
710 if (pos < slider.currentSlide) { |
|
711 slider.currentSlide += 1; |
|
712 } else if (pos <= slider.currentSlide && pos !== 0) { |
|
713 slider.currentSlide -= 1; |
|
714 } |
|
715 slider.animatingTo = slider.currentSlide; |
|
716 } |
|
717 |
|
718 // update controlNav |
|
719 if (vars.controlNav && !slider.manualControls) { |
|
720 if ((action === "add" && !carousel) || slider.pagingCount > slider.controlNav.length) { |
|
721 methods.controlNav.update("add"); |
|
722 } else if ((action === "remove" && !carousel) || slider.pagingCount < slider.controlNav.length) { |
|
723 if (carousel && slider.currentSlide > slider.last) { |
|
724 slider.currentSlide -= 1; |
|
725 slider.animatingTo -= 1; |
|
726 } |
|
727 methods.controlNav.update("remove", slider.last); |
|
728 } |
|
729 } |
|
730 // update directionNav |
|
731 if (vars.directionNav) methods.directionNav.update(); |
|
732 |
|
733 } |
|
734 |
|
735 slider.addSlide = function(obj, pos) { |
|
736 var $obj = $(obj); |
|
737 |
|
738 slider.count += 1; |
|
739 slider.last = slider.count - 1; |
|
740 |
|
741 // append new slide |
|
742 if (vertical && reverse) { |
|
743 (pos !== undefined) ? slider.slides.eq(slider.count - pos).after($obj) : slider.container.prepend($obj); |
|
744 } else { |
|
745 (pos !== undefined) ? slider.slides.eq(pos).before($obj) : slider.container.append($obj); |
|
746 } |
|
747 |
|
748 // update currentSlide, animatingTo, controlNav, and directionNav |
|
749 slider.update(pos, "add"); |
|
750 |
|
751 // update slider.slides |
|
752 slider.slides = $(vars.selector + ':not(.clone)', slider); |
|
753 // re-setup the slider to accomdate new slide |
|
754 slider.setup(); |
|
755 |
|
756 //FlexSlider: added() Callback |
|
757 vars.added(slider); |
|
758 } |
|
759 slider.removeSlide = function(obj) { |
|
760 var pos = (isNaN(obj)) ? slider.slides.index($(obj)) : obj; |
|
761 |
|
762 // update count |
|
763 slider.count -= 1; |
|
764 slider.last = slider.count - 1; |
|
765 |
|
766 // remove slide |
|
767 if (isNaN(obj)) { |
|
768 $(obj, slider.slides).remove(); |
|
769 } else { |
|
770 (vertical && reverse) ? slider.slides.eq(slider.last).remove() : slider.slides.eq(obj).remove(); |
|
771 } |
|
772 |
|
773 // update currentSlide, animatingTo, controlNav, and directionNav |
|
774 slider.doMath(); |
|
775 slider.update(pos, "remove"); |
|
776 |
|
777 // update slider.slides |
|
778 slider.slides = $(vars.selector + ':not(.clone)', slider); |
|
779 // re-setup the slider to accomdate new slide |
|
780 slider.setup(); |
|
781 |
|
782 // FlexSlider: removed() Callback |
|
783 vars.removed(slider); |
|
784 } |
|
785 |
|
786 //FlexSlider: Initialize |
|
787 methods.init(); |
|
788 } |
|
789 |
|
790 //FlexSlider: Default Settings |
|
791 $.flexslider.defaults = { |
|
792 namespace: "flex-", //{NEW} String: Prefix string attached to the class of every element generated by the plugin |
|
793 selector: ".slides > li", //{NEW} Selector: Must match a simple pattern. '{container} > {slide}' -- Ignore pattern at your own peril |
|
794 animation: "fade", //String: Select your animation type, "fade" or "slide" |
|
795 easing: "swing", //{NEW} String: Determines the easing method used in jQuery transitions. jQuery easing plugin is supported! |
|
796 direction: "horizontal", //String: Select the sliding direction, "horizontal" or "vertical" |
|
797 reverse: false, //{NEW} Boolean: Reverse the animation direction |
|
798 animationLoop: true, //Boolean: Should the animation loop? If false, directionNav will received "disable" classes at either end |
|
799 smoothHeight: false, //{NEW} Boolean: Allow height of the slider to animate smoothly in horizontal mode |
|
800 startAt: 0, //Integer: The slide that the slider should start on. Array notation (0 = first slide) |
|
801 slideshow: true, //Boolean: Animate slider automatically |
|
802 slideshowSpeed: 7000, //Integer: Set the speed of the slideshow cycling, in milliseconds |
|
803 animationSpeed: 600, //Integer: Set the speed of animations, in milliseconds |
|
804 initDelay: 0, //{NEW} Integer: Set an initialization delay, in milliseconds |
|
805 randomize: false, //Boolean: Randomize slide order |
|
806 |
|
807 // Usability features |
|
808 pauseOnAction: true, //Boolean: Pause the slideshow when interacting with control elements, highly recommended. |
|
809 pauseOnHover: false, //Boolean: Pause the slideshow when hovering over slider, then resume when no longer hovering |
|
810 useCSS: true, //{NEW} Boolean: Slider will use CSS3 transitions if available |
|
811 touch: true, //{NEW} Boolean: Allow touch swipe navigation of the slider on touch-enabled devices |
|
812 video: false, //{NEW} Boolean: If using video in the slider, will prevent CSS3 3D Transforms to avoid graphical glitches |
|
813 |
|
814 // Primary Controls |
|
815 controlNav: true, //Boolean: Create navigation for paging control of each clide? Note: Leave true for manualControls usage |
|
816 directionNav: true, //Boolean: Create navigation for previous/next navigation? (true/false) |
|
817 prevText: "Previous", //String: Set the text for the "previous" directionNav item |
|
818 nextText: "Next", //String: Set the text for the "next" directionNav item |
|
819 |
|
820 // Secondary Navigation |
|
821 keyboard: true, //Boolean: Allow slider navigating via keyboard left/right keys |
|
822 multipleKeyboard: false, //{NEW} Boolean: Allow keyboard navigation to affect multiple sliders. Default behavior cuts out keyboard navigation with more than one slider present. |
|
823 mousewheel: false, //{UPDATED} Boolean: Requires jquery.mousewheel.js (https://github.com/brandonaaron/jquery-mousewheel) - Allows slider navigating via mousewheel |
|
824 pausePlay: false, //Boolean: Create pause/play dynamic element |
|
825 pauseText: "Pause", //String: Set the text for the "pause" pausePlay item |
|
826 playText: "Play", //String: Set the text for the "play" pausePlay item |
|
827 |
|
828 // Special properties |
|
829 controlsContainer: "", //{UPDATED} jQuery Object/Selector: Declare which container the navigation elements should be appended too. Default container is the FlexSlider element. Example use would be $(".flexslider-container"). Property is ignored if given element is not found. |
|
830 manualControls: "", //{UPDATED} jQuery Object/Selector: Declare custom control navigation. Examples would be $(".flex-control-nav li") or "#tabs-nav li img", etc. The number of elements in your controlNav should match the number of slides/tabs. |
|
831 sync: "", //{NEW} Selector: Mirror the actions performed on this slider with another slider. Use with care. |
|
832 asNavFor: "", //{NEW} Selector: Internal property exposed for turning the slider into a thumbnail navigation for another slider |
|
833 |
|
834 // Carousel Options |
|
835 itemWidth: 0, //{NEW} Integer: Box-model width of individual carousel items, including horizontal borders and padding. |
|
836 itemMargin: 0, //{NEW} Integer: Margin between carousel items. |
|
837 minItems: 0, //{NEW} Integer: Minimum number of carousel items that should be visible. Items will resize fluidly when below this. |
|
838 maxItems: 0, //{NEW} Integer: Maxmimum number of carousel items that should be visible. Items will resize fluidly when above this limit. |
|
839 move: 0, //{NEW} Integer: Number of carousel items that should move on animation. If 0, slider will move all visible items. |
|
840 |
|
841 // Callback API |
|
842 start: function(){}, //Callback: function(slider) - Fires when the slider loads the first slide |
|
843 before: function(){}, //Callback: function(slider) - Fires asynchronously with each slider animation |
|
844 after: function(){}, //Callback: function(slider) - Fires after each slider animation completes |
|
845 end: function(){}, //Callback: function(slider) - Fires when the slider reaches the last slide (asynchronous) |
|
846 added: function(){}, //{NEW} Callback: function(slider) - Fires after a slide is added |
|
847 removed: function(){} //{NEW} Callback: function(slider) - Fires after a slide is removed |
|
848 } |
|
849 |
|
850 |
|
851 //FlexSlider: Plugin Function |
|
852 $.fn.flexslider = function(options) { |
|
853 if (options === undefined) options = {}; |
|
854 |
|
855 if (typeof options === "object") { |
|
856 return this.each(function() { |
|
857 var $this = $(this), |
|
858 selector = (options.selector) ? options.selector : ".slides > li", |
|
859 $slides = $this.find(selector); |
|
860 |
|
861 if ($slides.length === 1) { |
|
862 $slides.fadeIn(400); |
|
863 if (options.start) options.start($this); |
|
864 } else if ($this.data('flexslider') === undefined) { |
|
865 new $.flexslider(this, options); |
|
866 } |
|
867 }); |
|
868 } else { |
|
869 // Helper strings to quickly perform functions on the slider |
|
870 var $slider = $(this).data('flexslider'); |
|
871 switch (options) { |
|
872 case "play": $slider.play(); break; |
|
873 case "pause": $slider.pause(); break; |
|
874 case "next": $slider.flexAnimate($slider.getTarget("next"), true); break; |
|
875 case "prev": |
|
876 case "previous": $slider.flexAnimate($slider.getTarget("prev"), true); break; |
|
877 default: if (typeof options === "number") $slider.flexAnimate(options, true); |
|
878 } |
|
879 } |
|
880 } |
|
881 |
|
882 })(jQuery); |
|