1/* 2 * FancyBox - simple and fancy jQuery plugin 3 * Examples and documentation at: http://fancy.klade.lv/ 4 * Version: 1.2.1 (13/03/2009) 5 * copyright (c) 2009 Janis Skarnelis 6 * Licensed under the MIT License: http://en.wikipedia.org/wiki/MIT_License 7 * Requires: jQuery v1.3+ 8*/ 9;(function($) { 10 11 $.fn.fixPNG = function() { 12 return this.each(function () { 13 var image = $(this).css('backgroundImage'); 14 15 if (image.match(/^url\(["']?(.*\.png)["']?\)$/i)) { 16 image = RegExp.$1; 17 $(this).css({ 18 'backgroundImage': 'none', 19 'filter': "progid:DXImageTransform.Microsoft.AlphaImageLoader(enabled=true, sizingMethod=" + ($(this).css('backgroundRepeat') == 'no-repeat' ? 'crop' : 'scale') + ", src='" + image + "')" 20 }).each(function () { 21 var position = $(this).css('position'); 22 if (position != 'absolute' && position != 'relative') 23 $(this).css('position', 'relative'); 24 }); 25 } 26 }); 27 }; 28 29 var elem, opts, busy = false, imagePreloader = new Image, loadingTimer, loadingFrame = 1, imageRegExp = /\.(jpg|gif|png|bmp|jpeg)(.*)?$/i; 30 var isIE = ($.browser.msie && parseInt($.browser.version.substr(0,1)) < 8); 31 32 $.fn.fancybox = function(settings) { 33 settings = $.extend({}, $.fn.fancybox.defaults, settings); 34 35 var matchedGroup = this; 36 37 function _initialize() { 38 elem = this; 39 opts = settings; 40 41 _start(); 42 43 return false; 44 }; 45 46 function _start() { 47 if (busy) return; 48 49 if ($.isFunction(opts.callbackOnStart)) { 50 opts.callbackOnStart(); 51 } 52 53 opts.itemArray = []; 54 opts.itemCurrent = 0; 55 56 if (settings.itemArray.length > 0) { 57 opts.itemArray = settings.itemArray; 58 59 } else { 60 var item = {}; 61 62 if (!elem.rel || elem.rel == '') { 63 var item = {href: elem.href, title: elem.title}; 64 65 if ($(elem).children("img:first").length) { 66 item.orig = $(elem).children("img:first"); 67 } 68 69 opts.itemArray.push( item ); 70 71 } else { 72 73 var subGroup = $(matchedGroup).filter("a[rel=" + elem.rel + "]"); 74 75 var item = {}; 76 77 for (var i = 0; i < subGroup.length; i++) { 78 item = {href: subGroup[i].href, title: subGroup[i].title}; 79 80 if ($(subGroup[i]).children("img:first").length) { 81 item.orig = $(subGroup[i]).children("img:first"); 82 } 83 84 opts.itemArray.push( item ); 85 } 86 87 while ( opts.itemArray[ opts.itemCurrent ].href != elem.href ) { 88 opts.itemCurrent++; 89 } 90 } 91 } 92 93 if (opts.overlayShow) { 94 if (isIE) { 95 $('embed, object, select').css('visibility', 'hidden'); 96 } 97 98 $("#fancy_overlay").css('opacity', opts.overlayOpacity).show(); 99 } 100 101 _change_item(); 102 }; 103 104 function _change_item() { 105 $("#fancy_right, #fancy_left, #fancy_close, #fancy_title").hide(); 106 107 var href = opts.itemArray[ opts.itemCurrent ].href; 108 109 if (href.match(/#/)) { 110 var target = window.location.href.split('#')[0]; target = href.replace(target, ''); target = target.substr(target.indexOf('#')); 111 112 _set_content('<div id="fancy_div">' + $(target).html() + '</div>', opts.frameWidth, opts.frameHeight); 113 114 } else if (href.match(imageRegExp)) { 115 imagePreloader = new Image; imagePreloader.src = href; 116 117 if (imagePreloader.complete) { 118 _proceed_image(); 119 120 } else { 121 $.fn.fancybox.showLoading(); 122 123 $(imagePreloader).unbind().bind('load', function() { 124 $(".fancy_loading").hide(); 125 126 _proceed_image(); 127 }); 128 } 129 130 } else if (href.match("iframe") || elem.className.indexOf("iframe") >= 0) { 131 _set_content('<iframe id="fancy_frame" onload="$.fn.fancybox.showIframe()" name="fancy_iframe' + Math.round(Math.random()*1000) + '" frameborder="0" hspace="0" src="' + href + '"></iframe>', opts.frameWidth, opts.frameHeight); 132 133 } else { 134 $.get(href, function(data) { 135 _set_content( '<div id="fancy_ajax">' + data + '</div>', opts.frameWidth, opts.frameHeight ); 136 }); 137 } 138 }; 139 140 function _proceed_image() { 141 if (opts.imageScale) { 142 var w = $.fn.fancybox.getViewport(); 143 144 var r = Math.min(Math.min(w[0] - 36, imagePreloader.width) / imagePreloader.width, Math.min(w[1] - 60, imagePreloader.height) / imagePreloader.height); 145 146 var width = Math.round(r * imagePreloader.width); 147 var height = Math.round(r * imagePreloader.height); 148 149 } else { 150 var width = imagePreloader.width; 151 var height = imagePreloader.height; 152 } 153 154 _set_content('<img alt="" id="fancy_img" src="' + imagePreloader.src + '" />', width, height); 155 }; 156 157 function _preload_neighbor_images() { 158 if ((opts.itemArray.length -1) > opts.itemCurrent) { 159 var href = opts.itemArray[opts.itemCurrent + 1].href; 160 161 if (href.match(imageRegExp)) { 162 objNext = new Image(); 163 objNext.src = href; 164 } 165 } 166 167 if (opts.itemCurrent > 0) { 168 var href = opts.itemArray[opts.itemCurrent -1].href; 169 170 if (href.match(imageRegExp)) { 171 objNext = new Image(); 172 objNext.src = href; 173 } 174 } 175 }; 176 177 function _set_content(value, width, height) { 178 busy = true; 179 180 var pad = opts.padding; 181 182 if (isIE) { 183 $("#fancy_content")[0].style.removeExpression("height"); 184 $("#fancy_content")[0].style.removeExpression("width"); 185 } 186 187 if (pad > 0) { 188 width += pad * 2; 189 height += pad * 2; 190 191 $("#fancy_content").css({ 192 'top' : pad + 'px', 193 'right' : pad + 'px', 194 'bottom' : pad + 'px', 195 'left' : pad + 'px', 196 'width' : 'auto', 197 'height' : 'auto' 198 }); 199 200 if (isIE) { 201 $("#fancy_content")[0].style.setExpression('height', '(this.parentNode.clientHeight - 20)'); 202 $("#fancy_content")[0].style.setExpression('width', '(this.parentNode.clientWidth - 20)'); 203 } 204 205 } else { 206 $("#fancy_content").css({ 207 'top' : 0, 208 'right' : 0, 209 'bottom' : 0, 210 'left' : 0, 211 'width' : '100%', 212 'height' : '100%' 213 }); 214 } 215 216 if ($("#fancy_outer").is(":visible") && width == $("#fancy_outer").width() && height == $("#fancy_outer").height()) { 217 $("#fancy_content").fadeOut("fast", function() { 218 $("#fancy_content").empty().append($(value)).fadeIn("normal", function() { 219 _finish(); 220 });
221 }); 222 223 return; 224 } 225 226 var w = $.fn.fancybox.getViewport(); 227 228 var itemLeft = (width + 36) > w[0] ? w[2] : (w[2] + Math.round((w[0] - width - 36) / 2)); 229 var itemTop = (height + 50) > w[1] ? w[3] : (w[3] + Math.round((w[1] - height - 50) / 2)); 230 231 var itemOpts = { 232 'left': itemLeft, 233 'top': itemTop, 234 'width': width + 'px', 235 'height': height + 'px' 236 }; 237 238 if ($("#fancy_outer").is(":visible")) { 239 $("#fancy_content").fadeOut("normal", function() { 240 $("#fancy_content").empty(); 241 $("#fancy_outer").animate(itemOpts, opts.zoomSpeedChange, opts.easingChange, function() { 242 $("#fancy_content").append($(value)).fadeIn("normal", function() { 243 _finish(); 244 }); 245 }); 246 }); 247 248 } else { 249 250 if (opts.zoomSpeedIn > 0 && opts.itemArray[opts.itemCurrent].orig !== undefined) { 251 $("#fancy_content").empty().append($(value)); 252 253 var orig_item = opts.itemArray[opts.itemCurrent].orig; 254 var orig_pos = $.fn.fancybox.getPosition(orig_item); 255 256 $("#fancy_outer").css({ 257 'left': (orig_pos.left - 18) + 'px', 258 'top': (orig_pos.top - 18) + 'px', 259 'width': $(orig_item).width(), 260 'height': $(orig_item).height() 261 }); 262 263 if (opts.zoomOpacity) { 264 itemOpts.opacity = 'show'; 265 } 266 267 $("#fancy_outer").animate(itemOpts, opts.zoomSpeedIn, opts.easingIn, function() { 268 _finish(); 269 }); 270 271 } else { 272 273 $("#fancy_content").hide().empty().append($(value)).show(); 274 $("#fancy_outer").css(itemOpts).fadeIn("normal", function() { 275 _finish(); 276 }); 277 } 278 } 279 }; 280 281 function _set_navigation() { 282 if (opts.itemCurrent != 0) { 283 $("#fancy_left, #fancy_left_ico").unbind().bind("click", function(e) { 284 e.stopPropagation(); 285 286 opts.itemCurrent--; 287 _change_item(); 288 289 return false; 290 }); 291 292 $("#fancy_left").show(); 293 } 294 295 if (opts.itemCurrent != ( opts.itemArray.length -1)) { 296 $("#fancy_right, #fancy_right_ico").unbind().bind("click", function(e) { 297 e.stopPropagation(); 298 299 opts.itemCurrent++; 300 _change_item(); 301 302 return false; 303 }); 304 305 $("#fancy_right").show(); 306 } 307 }; 308 309 function _finish() { 310 _set_navigation(); 311 312 _preload_neighbor_images(); 313 314 $(document).keydown(function(e) { 315 if (e.keyCode == 27) { 316 $.fn.fancybox.close(); 317 $(document).unbind("keydown"); 318 319 } else if(e.keyCode == 37 && opts.itemCurrent != 0) { 320 opts.itemCurrent--; 321 _change_item(); 322 $(document).unbind("keydown"); 323 324 } else if(e.keyCode == 39 && opts.itemCurrent != (opts.itemArray.length - 1)) { 325 opts.itemCurrent++; 326 _change_item(); 327 $(document).unbind("keydown"); 328 } 329 }); 330 331 if (opts.centerOnScroll) { 332 $(window).bind("resize scroll", $.fn.fancybox.scrollBox); 333 } else { 334 $("div#fancy_outer").css("position", "absolute"); 335 } 336 337 if (opts.hideOnContentClick) { 338 $("#fancy_wrap").click($.fn.fancybox.close); 339 } 340 341 $("#fancy_overlay, #fancy_close").bind("click", $.fn.fancybox.close); 342 343 $("#fancy_close").show(); 344 345 if (opts.itemArray[ opts.itemCurrent ].title !== undefined && opts.itemArray[ opts.itemCurrent ].title.length > 0) { 346 $('#fancy_title div').html(opts.itemArray[ opts.itemCurrent ].title); 347 $('#fancy_title').show(); 348 } 349 350 if (opts.overlayShow && isIE) { 351 $('embed, object, select', $('#fancy_content')).css('visibility', 'visible'); 352 } 353 354 if ($.isFunction(opts.callbackOnShow)) { 355 opts.callbackOnShow(); 356 } 357 358 busy = false; 359 }; 360 361 return this.unbind('click').click(_initialize); 362 }; 363 364 $.fn.fancybox.scrollBox = function() { 365 var pos = $.fn.fancybox.getViewport(); 366 367 $("#fancy_outer").css('left', (($("#fancy_outer").width() + 36) > pos[0] ? pos[2] : pos[2] + Math.round((pos[0] - $("#fancy_outer").width() - 36) / 2))); 368 $("#fancy_outer").css('top', (($("#fancy_outer").height() + 50) > pos[1] ? pos[3] : pos[3] + Math.round((pos[1] - $("#fancy_outer").height() - 50) / 2))); 369 }; 370 371 $.fn.fancybox.getNumeric = function(el, prop) { 372 return parseInt($.curCSS(el.jquery?el[0]:el,prop,true))||0; 373 }; 374 375 $.fn.fancybox.getPosition = function(el) { 376 var pos = el.offset(); 377 378 pos.top += $.fn.fancybox.getNumeric(el, 'paddingTop'); 379 pos.top += $.fn.fancybox.getNumeric(el, 'borderTopWidth'); 380 381 pos.left += $.fn.fancybox.getNumeric(el, 'paddingLeft'); 382 pos.left += $.fn.fancybox.getNumeric(el, 'borderLeftWidth'); 383 384 return pos; 385 }; 386 387 $.fn.fancybox.showIframe = function() { 388 $(".fancy_loading").hide(); 389 $("#fancy_frame").show(); 390 }; 391 392 $.fn.fancybox.getViewport = function() { 393 return [$(window).width(), $(window).height(), $(document).scrollLeft(), $(document).scrollTop() ]; 394 }; 395 396 $.fn.fancybox.animateLoading = function() { 397 if (!$("#fancy_loading").is(':visible')){ 398 clearInterval(loadingTimer); 399 return; 400 } 401 402 $("#fancy_loading > div").css('top', (loadingFrame * -40) + 'px'); 403 404 loadingFrame = (loadingFrame + 1) % 12; 405 }; 406 407 $.fn.fancybox.showLoading = function() { 408 clearInterval(loadingTimer); 409 410 var pos = $.fn.fancybox.getViewport(); 411 412 $("#fancy_loading").css({'left': ((pos[0] - 40) / 2 + pos[2]), 'top': ((pos[1] - 40) / 2 + pos[3])}).show(); 413 $("#fancy_loading").bind('click', $.fn.fancybox.close); 414 415 loadingTimer = setInterval($.fn.fancybox.animateLoading, 66); 416 }; 417 418 $.fn.fancybox.close = function() { 419 busy = true; 420 421 $("#fancy_ajax").empty(); 422 423 $(imagePreloader).unbind(); 424 425 $("#fancy_overlay, #fancy_close").unbind(); 426 427 if (opts.hideOnContentClick) { 428 $("#fancy_wrap").unbind(); 429 } 430 431 $("#fancy_close, .fancy_loading, #fancy_left, #fancy_right, #fancy_title").hide(); 432 433 if (opts.centerOnScroll) { 434 $(window).unbind("resize scroll"); 435 } 436 437 __cleanup = function() { 438 $("#fancy_overlay, #fancy_outer").hide(); 439 440 if (opts.centerOnScroll) { 441 $(window).unbind("resize scroll"); 442 } 443 444 if (isIE) { 445 $('embed, object, select').css('visibility', 'visible'); 446 } 447 448 if ($.isFunction(opts.callbackOnClose)) { 449 opts.callbackOnClose(); 450 } 451 452 busy = false; 453 }; 454 455 if ($("#fancy_outer").is(":visible") !== false) { 456 if (opts.zoomSpeedOut > 0 && opts.itemArray[opts.itemCurrent].orig !== undefined) { 457 var orig_item = opts.itemArray[opts.itemCurrent].orig; 458 var orig_pos = $.fn.fancybox.getPosition(orig_item); 459 460 var itemOpts = { 461 'left': (orig_pos.left - 18) + 'px', 462 'top': (orig_pos.top - 18) + 'px', 463 'width': $(orig_item).width(), 464 'height': $(orig_item).height() 465 }; 466 467 if (opts.zoomOpacity) { 468 itemOpts.opacity = 'hide'; 469 } 470 471 $("#fancy_outer").stop(false, true).animate(itemOpts, opts.zoomSpeedOut, opts.easingOut, __cleanup); 472 473 } else { 474 $("#fancy_outer").stop(false, true).fadeOut("fast", __cleanup); 475 } 476 477 } else { 478 __cleanup(); 479 } 480 481 return false; 482 }; 483 484 $.fn.fancybox.build = function() { 485 var html = ''; 486 487 html += '<div id="fancy_overlay"></div>'; 488 489 html += '<div id="fancy_wrap">'; 490 491 html += '<div class="fancy_loading" id="fancy_loading"><div></div></div>'; 492 493 html += '<div id="fancy_outer">'; 494 495 html += '<div id="fancy_inner">'; 496 497 html += '<div id="fancy_close"></div>'; 498 499 html += '<div id="fancy_bg"><div class="fancy_bg fancy_bg_n"></div><div class="fancy_bg fancy_bg_ne"></div><div class="fancy_bg fancy_bg_e"></div><div class="fancy_bg fancy_bg_se"></div><div class="fancy_bg fancy_bg_s"></div><div class="fancy_bg fancy_bg_sw"></div><div class="fancy_bg fancy_bg_w"></div><div class="fancy_bg fancy_bg_nw"></div></div>'; 500 501 html += '<a href="javascript:;" id="fancy_left"><span class="fancy_ico" id="fancy_left_ico"></span></a><a href="javascript:;" id="fancy_right"><span class="fancy_ico" id="fancy_right_ico"></span></a>'; 502 503 html += '<div id="fancy_content"></div>'; 504 505 html += '<div id="fancy_title"></div>'; 506 507 html += '</div>'; 508 509 html += '</div>'; 510 511 html += '</div>'; 512 513 $(html).appendTo("body"); 514 515 $('<table cellspacing="0" cellpadding="0" border="0"><tr><td class="fancy_title" id="fancy_title_left"></td><td class="fancy_title" id="fancy_title_main"><div></div></td><td class="fancy_title" id="fancy_title_right"></td></tr></table>').appendTo('#fancy_title'); 516 517 if (isIE) { 518 $("#fancy_inner").prepend('<iframe class="fancy_bigIframe" scrolling="no" frameborder="0"></iframe>'); 519 $("#fancy_close, .fancy_bg, .fancy_title, .fancy_ico").fixPNG(); 520 } 521 }; 522 523 $.fn.fancybox.defaults = { 524 padding : 10, 525 imageScale : true, 526 zoomOpacity : false, 527 zoomSpeedIn : 0, 528 zoomSpeedOut : 0, 529 zoomSpeedChange : 300, 530 easingIn : 'swing', 531 easingOut : 'swing', 532 easingChange : 'swing', 533 frameWidth : 425, 534 frameHeight : 355, 535 overlayShow : true, 536 overlayOpacity : 0.3, 537 hideOnContentClick : true, 538 centerOnScroll : true, 539 itemArray : [], 540 callbackOnStart : null, 541 callbackOnShow : null, 542 callbackOnClose : null 543 }; 544 545 $(document).ready(function() { 546 $.fn.fancybox.build(); 547 }); 548 549})(jQuery);
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