746 lines
24 KiB
JavaScript
746 lines
24 KiB
JavaScript
// lightbox_plus.js
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// == written by Takuya Otani <takuya.otani@gmail.com> ===
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// == Copyright (C) 2006 SimpleBoxes/SerendipityNZ Ltd. ==
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/*
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Copyright (C) 2006 Takuya Otani/SimpleBoxes - http://serennz.cool.ne.jp/sb/
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Copyright (C) 2006 SerendipityNZ - http://serennz.cool.ne.jp/snz/
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This script is licensed under the Creative Commons Attribution 2.5 License
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http://creativecommons.org/licenses/by/2.5/
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basically, do anything you want, just leave my name and link.
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*/
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/*
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Original script : Lightbox JS : Fullsize Image Overlays
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Copyright (C) 2005 Lokesh Dhakar - http://www.huddletogether.com
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For more information on this script, visit:
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http://huddletogether.com/projects/lightbox/
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*/
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// ver. 20061027 - fixed a bug ( not work at xhml documents on Netscape7 )
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// ver. 20061026 - fixed bugs
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// ver. 20061010 - implemented image set feature
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// ver. 20060921 - fixed a bug / added overall view
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// ver. 20060920 - added flag to prevent mouse wheel event
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// ver. 20060919 - fixed a bug
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// ver. 20060918 - implemented functionality of wheel zoom & drag'n drop
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// ver. 20060131 - fixed a bug to work correctly on Internet Explorer for Windows
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// ver. 20060128 - implemented functionality of echoic word
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// ver. 20060120 - implemented functionality of caption and close button
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function WindowSize()
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{ // window size object
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this.w = 0;
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this.h = 0;
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return this.update();
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}
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WindowSize.prototype.update = function()
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{
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var d = document;
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this.w =
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(window.innerWidth) ? window.innerWidth
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: (d.documentElement && d.documentElement.clientWidth) ? d.documentElement.clientWidth
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: d.body.clientWidth;
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this.h =
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(window.innerHeight) ? window.innerHeight
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: (d.documentElement && d.documentElement.clientHeight) ? d.documentElement.clientHeight
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: d.body.clientHeight;
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return this;
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};
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function PageSize()
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{ // page size object
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this.win = new WindowSize();
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this.w = 0;
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this.h = 0;
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return this.update();
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}
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PageSize.prototype.update = function()
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{
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var d = document;
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this.w =
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(window.innerWidth && window.scrollMaxX) ? window.innerWidth + window.scrollMaxX
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: (d.body.scrollWidth > d.body.offsetWidth) ? d.body.scrollWidth
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: d.body.offsetWidt;
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this.h =
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(window.innerHeight && window.scrollMaxY) ? window.innerHeight + window.scrollMaxY
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: (d.body.scrollHeight > d.body.offsetHeight) ? d.body.scrollHeight
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: d.body.offsetHeight;
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this.win.update();
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if (this.w < this.win.w) this.w = this.win.w;
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if (this.h < this.win.h) this.h = this.win.h;
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return this;
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};
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function PagePos()
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{ // page position object
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this.x = 0;
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this.y = 0;
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return this.update();
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}
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PagePos.prototype.update = function()
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{
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var d = document;
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this.x =
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(window.pageXOffset) ? window.pageXOffset
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: (d.documentElement && d.documentElement.scrollLeft) ? d.documentElement.scrollLeft
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: (d.body) ? d.body.scrollLeft
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: 0;
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this.y =
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(window.pageYOffset) ? window.pageYOffset
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: (d.documentElement && d.documentElement.scrollTop) ? d.documentElement.scrollTop
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: (d.body) ? d.body.scrollTop
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: 0;
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return this;
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};
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function LightBox(option)
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{
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var self = this;
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self._imgs = new Array();
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self._sets = new Array();
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self._wrap = null;
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self._box = null;
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self._img = null;
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self._open = -1;
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self._page = new PageSize();
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self._pos = new PagePos();
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self._zoomimg = null;
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self._expandable = false;
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self._expanded = false;
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self._funcs = {'move':null,'up':null,'drag':null,'wheel':null,'dbl':null};
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self._level = 1;
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self._curpos = {x:0,y:0};
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self._imgpos = {x:0,y:0};
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self._minpos = {x:0,y:0};
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self._expand = option.expandimg;
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self._shrink = option.shrinkimg;
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self._resizable = option.resizable;
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self._timer = null;
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self._indicator = null;
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self._overall = null;
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self._openedset = null;
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self._prev = null;
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self._next = null;
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self._hiding = [];
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self._first = false;
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return self._init(option);
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}
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LightBox.prototype = {
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_init : function(option)
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{
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var self = this;
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var d = document;
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if (!d.getElementsByTagName) return;
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if (Browser.isMacIE) return self;
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var links = d.getElementsByTagName("a");
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for (var i=0;i<links.length;i++)
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{
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var anchor = links[i];
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var num = self._imgs.length;
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var rel = String(anchor.getAttribute("rel")).toLowerCase();
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if (!anchor.getAttribute("href") || !rel.match('lightbox')) continue;
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// initialize item
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self._imgs[num] = {
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src:anchor.getAttribute("href"),
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w:-1,
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h:-1,
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title:'',
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cls:anchor.className,
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set:rel
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};
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if (anchor.getAttribute("title"))
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self._imgs[num].title = anchor.getAttribute("title");
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else if ( anchor.firstChild
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&& anchor.firstChild.getAttribute
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&& anchor.firstChild.getAttribute("title"))
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self._imgs[num].title = anchor.firstChild.getAttribute("title");
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anchor.onclick = self._genOpener(num); // set closure to onclick event
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if (rel != 'lightbox')
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{
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if (!self._sets[rel]) self._sets[rel] = new Array();
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self._sets[rel].push(num);
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}
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}
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var body = d.getElementsByTagName("body")[0];
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self._wrap = self._createWrapOn(body,option.loadingimg);
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self._box = self._createBoxOn(body,option);
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self._img = self._box.firstChild;
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self._zoomimg = d.getElementById('actionImage');
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return self;
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},
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_genOpener : function(num)
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{
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var self = this;
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return function() { self._show(num); return false; }
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},
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_createWrapOn : function(obj,imagePath)
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{
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var self = this;
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if (!obj) return null;
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// create wrapper object, translucent background
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var wrap = document.createElement('div');
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obj.appendChild(wrap);
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wrap.id = 'overlay';
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wrap.style.display = 'none';
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wrap.style.position = 'fixed';
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wrap.style.top = '0px';
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wrap.style.left = '0px';
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wrap.style.zIndex = '50';
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wrap.style.width = '100%';
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wrap.style.height = '100%';
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if (Browser.isWinIE) wrap.style.position = 'absolute';
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Event.register(wrap,"click",function(evt) { self._close(evt); });
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// create loading image, animated image
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var imag = new Image;
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imag.onload = function() {
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var spin = document.createElement('img');
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wrap.appendChild(spin);
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spin.id = 'loadingImage';
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spin.src = imag.src;
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spin.style.position = 'relative';
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self._set_cursor(spin);
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Event.register(spin,'click',function(evt) { self._close(evt); });
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imag.onload = function(){};
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};
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if (imagePath != '') imag.src = imagePath;
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return wrap;
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},
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_createBoxOn : function(obj,option)
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{
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var self = this;
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if (!obj) return null;
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// create lightbox object, frame rectangle
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var box = document.createElement('div');
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obj.appendChild(box);
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box.id = 'lightbox';
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box.style.display = 'none';
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box.style.position = 'absolute';
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box.style.zIndex = '60';
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// create image object to display a target image
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var img = document.createElement('img');
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box.appendChild(img);
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img.id = 'lightboxImage';
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self._set_cursor(img);
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Event.register(img,'mouseover',function() { self._show_action(); });
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Event.register(img,'mouseout',function() { self._hide_action(); });
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Event.register(img,'click',function(evt) { self._close(evt); });
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// create hover navi - prev
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if (option.previmg)
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{
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var prevLink = document.createElement('img');
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box.appendChild(prevLink);
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prevLink.id = 'prevLink';
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prevLink.style.display = 'none';
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prevLink.style.position = 'absolute';
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prevLink.style.left = '9px';
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prevLink.style.zIndex = '70';
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prevLink.src = option.previmg;
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self._prev = prevLink;
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Event.register(prevLink,'mouseover',function() { self._show_action(); });
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Event.register(prevLink,'click',function() { self._show_next(-1); });
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}
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// create hover navi - next
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if (option.nextimg)
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{
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var nextLink = document.createElement('img');
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box.appendChild(nextLink);
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nextLink.id = 'nextLink';
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nextLink.style.display = 'none';
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nextLink.style.position = 'absolute';
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nextLink.style.right = '9px';
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nextLink.style.zIndex = '70';
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nextLink.src = option.nextimg;
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self._next = nextLink;
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Event.register(nextLink,'mouseover',function() { self._show_action(); });
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Event.register(nextLink,'click',function() { self._show_next(+1); });
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}
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// create zoom indicator
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var zoom = document.createElement('img');
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box.appendChild(zoom);
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zoom.id = 'actionImage';
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zoom.style.display = 'none';
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zoom.style.position = 'absolute';
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zoom.style.top = '15px';
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zoom.style.left = '15px';
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zoom.style.zIndex = '70';
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self._set_cursor(zoom);
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zoom.src = self._expand;
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Event.register(zoom,'mouseover',function() { self._show_action(); });
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Event.register(zoom,'click', function() { self._zoom(); });
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Event.register(window,'resize',function() { self._set_size(true); });
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// create close button
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if (option.closeimg)
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{
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var btn = document.createElement('img');
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box.appendChild(btn);
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btn.id = 'closeButton';
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btn.style.display = 'inline';
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btn.style.position = 'absolute';
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btn.style.right = '9px';
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btn.style.top = '10px';
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btn.style.zIndex = '80';
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btn.src = option.closeimg;
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self._set_cursor(btn);
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Event.register(btn,'click',function(evt) { self._close(evt); });
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}
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// caption text
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var caption = document.createElement('span');
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box.appendChild(caption);
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caption.id = 'lightboxCaption';
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caption.style.display = 'none';
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caption.style.position = 'absolute';
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caption.style.zIndex = '80';
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// create effect image
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if (!option.effectpos)
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option.effectpos = {x:0,y:0};
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else
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{
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if (option.effectpos.x == '') option.effectpos.x = 0;
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if (option.effectpos.y == '') option.effectpos.y = 0;
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}
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var effect = new Image;
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effect.onload = function()
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{
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var effectImg = document.createElement('img');
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box.appendChild(effectImg);
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effectImg.id = 'effectImage';
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effectImg.src = effect.src;
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if (option.effectclass) effectImg.className = option.effectclass;
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effectImg.style.position = 'absolute';
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effectImg.style.display = 'none';
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effectImg.style.left = [option.effectpos.x,'px'].join('');;
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effectImg.style.top = [option.effectpos.y,'px'].join('');
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effectImg.style.zIndex = '90';
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self._set_cursor(effectImg);
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Event.register(effectImg,'click',function() { effectImg.style.display = 'none'; });
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};
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if (option.effectimg != '') effect.src = option.effectimg;
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if (self._resizable)
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{
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var overall = document.createElement('div');
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obj.appendChild(overall);
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overall.id = 'lightboxOverallView';
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overall.style.display = 'none';
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overall.style.position = 'absolute';
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overall.style.zIndex = '70';
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self._overall = overall;
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var indicator = document.createElement('div');
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obj.appendChild(indicator);
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indicator.id = 'lightboxIndicator';
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indicator.style.display = 'none';
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indicator.style.position = 'absolute';
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indicator.style.zIndex = '80';
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self._indicator = indicator;
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}
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return box;
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},
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_set_photo_size : function()
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{
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var self = this;
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if (self._open == -1) return;
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var targ = { w:self._page.win.w - 30, h:self._page.win.h - 30 };
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var zoom = { x:15, y:15 };
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var navi = { p:9, n:9, y:0 };
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if (!self._expanded)
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{ // shrink image with the same aspect
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var orig = { w:self._imgs[self._open].w, h:self._imgs[self._open].h };
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var ratio = 1.0;
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if ((orig.w >= targ.w || orig.h >= targ.h) && orig.h && orig.w)
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ratio = ((targ.w / orig.w) < (targ.h / orig.h)) ? targ.w / orig.w : targ.h / orig.h;
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self._img.width = Math.floor(orig.w * ratio);
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self._img.height = Math.floor(orig.h * ratio);
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self._expandable = (ratio < 1.0) ? true : false;
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if (self._resizable) self._expandable = true;
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if (Browser.isWinIE) self._box.style.display = "block";
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self._imgpos.x = self._pos.x + (targ.w - self._img.width) / 2;
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self._imgpos.y = self._pos.y + (targ.h - self._img.height) / 2;
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navi.y = Math.floor(self._img.height / 2) - 10;
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self._show_caption(true);
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self._show_overall(false);
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}
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else
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{ // zoomed or actual sized image
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var width = parseInt(self._imgs[self._open].w * self._level);
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var height = parseInt(self._imgs[self._open].h * self._level);
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self._minpos.x = self._pos.x + targ.w - width;
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self._minpos.y = self._pos.y + targ.h - height;
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if (width <= targ.w)
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self._imgpos.x = self._pos.x + (targ.w - width) / 2;
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else
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{
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if (self._imgpos.x > self._pos.x) self._imgpos.x = self._pos.x;
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else if (self._imgpos.x < self._minpos.x) self._imgpos.x = self._minpos.x;
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zoom.x = 15 + self._pos.x - self._imgpos.x;
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navi.p = self._pos.x - self._imgpos.x - 5;
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navi.n = width - self._page.win.w + self._imgpos.x + 25;
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if (Browser.isWinIE) navi.n -= 10;
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}
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if (height <= targ.h)
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{
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self._imgpos.y = self._pos.y + (targ.h - height) / 2;
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navi.y = Math.floor(self._img.height / 2) - 10;
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}
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else
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{
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if (self._imgpos.y > self._pos.y) self._imgpos.y = self._pos.y;
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else if (self._imgpos.y < self._minpos.y) self._imgpos.y = self._minpos.y;
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zoom.y = 15 + self._pos.y - self._imgpos.y;
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navi.y = Math.floor(targ.h / 2) - 10 + self._pos.y - self._imgpos.y;
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}
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self._img.width = width;
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self._img.height = height;
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self._show_caption(false);
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self._show_overall(true);
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}
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self._box.style.left = [self._imgpos.x,'px'].join('');
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self._box.style.top = [self._imgpos.y,'px'].join('');
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self._zoomimg.style.left = [zoom.x,'px'].join('');
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self._zoomimg.style.top = [zoom.y,'px'].join('');
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self._wrap.style.left = self._pos.x;
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if (self._prev && self._next)
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{
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self._prev.style.left = [navi.p,'px'].join('');
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self._next.style.right = [navi.n,'px'].join('');
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self._prev.style.top = self._next.style.top = [navi.y,'px'].join('');
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}
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},
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_show_overall : function(visible)
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{
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var self = this;
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if (self._overall == null) return;
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if (visible)
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{
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if (self._open == -1) return;
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var base = 100;
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var outer = { w:0, h:0, x:0, y:0 };
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var inner = { w:0, h:0, x:0, y:0 };
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var orig = { w:self._img.width , h:self._img.height };
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var targ = { w:self._page.win.w - 30, h:self._page.win.h - 30 };
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var max = orig.w;
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if (max < orig.h) max = orig.h;
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if (max < targ.w) max = targ.w;
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if (max < targ.h) max = targ.h;
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if (max < 1) return;
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outer.w = parseInt(orig.w / max * base);
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outer.h = parseInt(orig.h / max * base);
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inner.w = parseInt(targ.w / max * base);
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inner.h = parseInt(targ.h / max * base);
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outer.x = self._pos.x + targ.w - base - 20;
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outer.y = self._pos.y + targ.h - base - 20;
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inner.x = outer.x - parseInt((self._imgpos.x - self._pos.x) / max * base);
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inner.y = outer.y - parseInt((self._imgpos.y - self._pos.y) / max * base);
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self._overall.style.left = [outer.x,'px'].join('');
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self._overall.style.top = [outer.y,'px'].join('');
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self._overall.style.width = [outer.w,'px'].join('');
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self._overall.style.height = [outer.h,'px'].join('');
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self._indicator.style.left = [inner.x,'px'].join('');
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self._indicator.style.top = [inner.y,'px'].join('');
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self._indicator.style.width = [inner.w,'px'].join('');
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self._indicator.style.height = [inner.h,'px'].join('');
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self._overall.style.display = 'block'
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self._indicator.style.display = 'block';
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}
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else
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{
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self._overall.style.display = 'none';
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self._indicator.style.display = 'none';
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}
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},
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_set_size : function(onResize)
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{
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|
var self = this;
|
|
if (self._open == -1) return;
|
|
self._page.update();
|
|
self._pos.update();
|
|
var spin = self._wrap.firstChild;
|
|
if (spin)
|
|
{
|
|
var top = (self._page.win.h - spin.height) / 2;
|
|
if (self._wrap.style.position == 'absolute') top += self._pos.y;
|
|
spin.style.top = [top,'px'].join('');
|
|
spin.style.left = [(self._page.win.w - spin.width - 30) / 2,'px'].join('');
|
|
}
|
|
if (Browser.isWinIE)
|
|
{
|
|
self._wrap.style.width = [self._page.win.w,'px'].join('');
|
|
self._wrap.style.height = [self._page.win.h,'px'].join('');
|
|
self._wrap.style.top = [self._pos.y,'px'].join('');
|
|
}
|
|
if (onResize) self._set_photo_size();
|
|
},
|
|
_set_cursor : function(obj)
|
|
{
|
|
var self = this;
|
|
if (Browser.isWinIE && !Browser.isNewIE) return;
|
|
obj.style.cursor = 'pointer';
|
|
},
|
|
_current_setindex : function()
|
|
{
|
|
var self = this;
|
|
if (!self._openedset) return -1;
|
|
var list = self._sets[self._openedset];
|
|
for (var i=0,n=list.length;i<n;i++)
|
|
{
|
|
if (list[i] == self._open) return i;
|
|
}
|
|
return -1;
|
|
},
|
|
_get_setlength : function()
|
|
{
|
|
var self = this;
|
|
if (!self._openedset) return -1;
|
|
return self._sets[self._openedset].length;
|
|
},
|
|
_show_action : function()
|
|
{
|
|
var self = this;
|
|
if (self._open == -1 || !self._expandable) return;
|
|
if (!self._zoomimg) return;
|
|
self._zoomimg.src = (self._expanded) ? self._shrink : self._expand;
|
|
self._zoomimg.style.display = 'inline';
|
|
var check = self._current_setindex();
|
|
if (check > -1)
|
|
{
|
|
if (check > 0) self._prev.style.display = 'inline';
|
|
if (check < self._get_setlength() - 1) self._next.style.display = 'inline';
|
|
}
|
|
},
|
|
_hide_action : function()
|
|
{
|
|
var self = this;
|
|
if (self._zoomimg) self._zoomimg.style.display = 'none';
|
|
if (self._open > -1 && self._expanded) self._dragstop(null);
|
|
if (self._prev) self._prev.style.display = 'none';
|
|
if (self._next) self._next.style.display = 'none';
|
|
},
|
|
_zoom : function()
|
|
{
|
|
var self = this;
|
|
var closeBtn = document.getElementById('closeButton');
|
|
if (self._expanded)
|
|
{
|
|
self._reset_func();
|
|
self._expanded = false;
|
|
if (closeBtn) closeBtn.style.display = 'inline';
|
|
}
|
|
else if (self._open > -1)
|
|
{
|
|
self._level = 1;
|
|
self._imgpos.x = self._pos.x;
|
|
self._imgpos.y = self._pos.y;
|
|
self._expanded = true;
|
|
self._funcs.drag = function(evt) { self._dragstart(evt) };
|
|
self._funcs.dbl = function(evt) { self._close(null) };
|
|
if (self._resizable)
|
|
{
|
|
self._funcs.wheel = function(evt) { self._onwheel(evt) };
|
|
Event.register(self._box,'mousewheel',self._funcs.wheel);
|
|
}
|
|
Event.register(self._img,'mousedown',self._funcs.drag);
|
|
Event.register(self._img,'dblclick',self._funcs.dbl);
|
|
if (closeBtn) closeBtn.style.display = 'none';
|
|
}
|
|
self._set_photo_size();
|
|
self._show_action();
|
|
},
|
|
_reset_func : function()
|
|
{
|
|
var self = this;
|
|
if (self._funcs.wheel != null) Event.deregister(self._box,'mousewheel',self._funcs.wheel);
|
|
if (self._funcs.move != null) Event.deregister(self._img,'mousemove',self._funcs.move);
|
|
if (self._funcs.up != null) Event.deregister(self._img,'mouseup',self._funcs.up);
|
|
if (self._funcs.drag != null) Event.deregister(self._img,'mousedown',self._funcs.drag);
|
|
if (self._funcs.dbl != null) Event.deregister(self._img,'dblclick',self._funcs.dbl);
|
|
self._funcs = {'move':null,'up':null,'drag':null,'wheel':null,'dbl':null};
|
|
},
|
|
_onwheel : function(evt)
|
|
{
|
|
var self = this;
|
|
var delta = 0;
|
|
evt = Event.getEvent(evt);
|
|
if (evt.wheelDelta) delta = event.wheelDelta/-120;
|
|
else if (evt.detail) delta = evt.detail/3;
|
|
if (Browser.isOpera) delta = - delta;
|
|
var step =
|
|
(self._level < 1) ? 0.1
|
|
: (self._level < 2) ? 0.25
|
|
: (self._level < 4) ? 0.5
|
|
: 1;
|
|
self._level = (delta > 0) ? self._level + step : self._level - step;
|
|
if (self._level > 8) self._level = 8;
|
|
else if (self._level < 0.5) self._level = 0.5;
|
|
self._set_photo_size();
|
|
return Event.stop(evt);
|
|
},
|
|
_dragstart : function(evt)
|
|
{
|
|
var self = this;
|
|
evt = Event.getEvent(evt);
|
|
self._curpos.x = evt.screenX;
|
|
self._curpos.y = evt.screenY;
|
|
self._funcs.move = function(evnt) { self._dragging(evnt); };
|
|
self._funcs.up = function(evnt) { self._dragstop(evnt); };
|
|
Event.register(self._img,'mousemove',self._funcs.move);
|
|
Event.register(self._img,'mouseup',self._funcs.up);
|
|
return Event.stop(evt);
|
|
},
|
|
_dragging : function(evt)
|
|
{
|
|
var self = this;
|
|
evt = Event.getEvent(evt);
|
|
self._imgpos.x += evt.screenX - self._curpos.x;
|
|
self._imgpos.y += evt.screenY - self._curpos.y;
|
|
self._curpos.x = evt.screenX;
|
|
self._curpos.y = evt.screenY;
|
|
self._set_photo_size();
|
|
return Event.stop(evt);
|
|
},
|
|
_dragstop : function(evt)
|
|
{
|
|
var self = this;
|
|
evt = Event.getEvent(evt);
|
|
if (self._funcs.move != null) Event.deregister(self._img,'mousemove',self._funcs.move);
|
|
if (self._funcs.up != null) Event.deregister(self._img,'mouseup',self._funcs.up);
|
|
self._funcs.move = null;
|
|
self._funcs.up = null;
|
|
self._set_photo_size();
|
|
return (evt) ? Event.stop(evt) : false;
|
|
},
|
|
_show_caption : function(enable)
|
|
{
|
|
var self = this;
|
|
var caption = document.getElementById('lightboxCaption');
|
|
if (!caption) return;
|
|
if (caption.innerHTML.length == 0 || !enable)
|
|
{
|
|
caption.style.display = 'none';
|
|
}
|
|
else
|
|
{ // now display caption
|
|
caption.style.top = [self._img.height + 10,'px'].join(''); // 10 is top margin of lightbox
|
|
caption.style.left = '0px';
|
|
caption.style.width = [self._img.width + 20,'px'].join(''); // 20 is total side margin of lightbox
|
|
caption.style.display = 'block';
|
|
}
|
|
},
|
|
_toggle_wrap : function(flag)
|
|
{
|
|
var self = this;
|
|
self._wrap.style.display = flag ? "block" : "none";
|
|
if (self._hiding.length == 0 && !self._first)
|
|
{ // some objects may overlap on overlay, so we hide them temporarily.
|
|
var tags = ['select','embed','object'];
|
|
for (var i=0,n=tags.length;i<n;i++)
|
|
{
|
|
var elem = document.getElementsByTagName(tags[i]);
|
|
for (var j=0,m=elem.length;j<m;j++)
|
|
{ // check the original value at first. when alredy hidden, dont touch them
|
|
var check = elem[j].style.visibility;
|
|
if (!check)
|
|
{
|
|
if (elem[j].currentStyle)
|
|
check = elem[j].currentStyle['visibility'];
|
|
else if (document.defaultView)
|
|
check = document.defaultView.getComputedStyle(elem[j],'').getPropertyValue('visibility');
|
|
}
|
|
if (check == 'hidden') continue;
|
|
self._hiding.push(elem[j]);
|
|
}
|
|
}
|
|
self._first = true;
|
|
}
|
|
for (var i=0,n=self._hiding.length;i<n;i++)
|
|
self._hiding[i].style.visibility = flag ? "hidden" : "visible";
|
|
},
|
|
_show : function(num)
|
|
{
|
|
var self = this;
|
|
var imag = new Image;
|
|
if (num < 0 || num >= self._imgs.length) return;
|
|
var loading = document.getElementById('loadingImage');
|
|
var caption = document.getElementById('lightboxCaption');
|
|
var effect = document.getElementById('effectImage');
|
|
self._open = num; // set opened image number
|
|
self._set_size(false); // calc and set wrapper size
|
|
self._toggle_wrap(true);
|
|
if (loading) loading.style.display = 'inline';
|
|
imag.onload = function() {
|
|
if (self._imgs[self._open].w == -1)
|
|
{ // store original image width and height
|
|
self._imgs[self._open].w = imag.width;
|
|
self._imgs[self._open].h = imag.height;
|
|
}
|
|
if (effect)
|
|
{
|
|
effect.style.display = (!effect.className || self._imgs[self._open].cls == effect.className)
|
|
? 'block' : 'none';
|
|
}
|
|
if (caption)
|
|
try { caption.innerHTML = self._imgs[self._open].title; } catch(e) {}
|
|
self._set_photo_size(); // calc and set lightbox size
|
|
self._hide_action();
|
|
self._box.style.display = "block";
|
|
self._img.src = imag.src;
|
|
self._img.setAttribute('title',self._imgs[self._open].title);
|
|
self._timer = window.setInterval( function() { self._set_size(true) } , 100);
|
|
if (loading) loading.style.display = 'none';
|
|
if (self._imgs[self._open].set != 'lightbox')
|
|
{
|
|
var set = self._imgs[self._open].set;
|
|
if (self._sets[set].length > 1) self._openedset = set;
|
|
if (!self._prev || !self._next) self._openedset = null;
|
|
}
|
|
};
|
|
self._expandable = false;
|
|
self._expanded = false;
|
|
imag.src = self._imgs[self._open].src;
|
|
},
|
|
_close_box : function()
|
|
{
|
|
var self = this;
|
|
self._open = -1;
|
|
self._openedset = null;
|
|
self._hide_action();
|
|
self._hide_action();
|
|
self._reset_func();
|
|
self._show_overall(false);
|
|
self._box.style.display = "none";
|
|
if (self._timer != null)
|
|
{
|
|
window.clearInterval(self._timer);
|
|
self._timer = null;
|
|
}
|
|
},
|
|
_show_next : function(direction)
|
|
{
|
|
var self = this;
|
|
if (!self._openedset) return self._close(null);
|
|
var index = self._current_setindex() + direction;
|
|
var targ = self._sets[self._openedset][index];
|
|
self._close_box();
|
|
self._show(targ);
|
|
},
|
|
_close : function(evt)
|
|
{
|
|
var self = this;
|
|
if (evt != null)
|
|
{
|
|
evt = Event.getEvent(evt);
|
|
var targ = evt.target || evt.srcElement;
|
|
if (targ && targ.getAttribute('id') == 'lightboxImage' && self._expanded) return;
|
|
}
|
|
self._close_box();
|
|
self._toggle_wrap(false);
|
|
}
|
|
};
|
|
Event.register(window,"load",function() {
|
|
var lightbox = new LightBox({
|
|
loadingimg:lightbox_path + '/loading.gif',
|
|
expandimg:lightbox_path + '/expand.gif',
|
|
shrinkimg:lightbox_path + '/shrink.gif',
|
|
previmg:lightbox_path + '/prev.gif',
|
|
nextimg:lightbox_path + '/next.gif',
|
|
effectimg:lightbox_path + '/zzoop.gif',
|
|
effectpos:{x:-40,y:-20},
|
|
effectclass:'effectable',
|
|
closeimg:lightbox_path + '/close.gif',
|
|
resizable:true
|
|
});
|
|
});
|