http://elenagubanova.com/eng/wp-content/plugins/nextgen-gallery/shutter/shutter-reloaded.js?ver=1.3.0

1/*
2Shutter Reloaded for NextGEN Gallery
3http://www.laptoptips.ca/javascripts/shutter-reloaded/
4Version: 1.3.0
5Copyright (C) 2007-2008  Andrew Ozz
6Released under the GPL, http://www.gnu.org/copyleft/gpl.html
7
8Acknowledgement: some ideas are from: Shutter by Andrew Sutherland - http://code.jalenack.com, WordPress - http://wordpress.org, Lightbox by Lokesh Dhakar - http://www.huddletogether.com, the icons are from Crystal Project Icons, Everaldo Coelho, http://www.everaldo.com
9
10*/
11
12shutterOnload = function(){shutterReloaded.init('sh');}
13
14if (typeof shutterOnload == 'function') {
15	if ('undefined' != typeof jQuery) jQuery(document).ready(function(){shutterOnload();});
16	else if( typeof window.onload != 'function' ) window.onload = shutterOnload;
17	else {oldonld = window.onload;window.onload = function(){if(oldonld){oldonld();};shutterOnload();}};
18}
19
20shutterReloaded = {
21
22	I : function (a) {
23		return document.getElementById(a);
24	},
25
26	settings : function() {
27		var t = this, s = shutterSettings;
28
29		t.imageCount = s.imageCount || 0;
30		t.msgLoading = s.msgLoading || 'L O A D I N G';
31		t.msgClose = s.msgClose || 'Click to Close';
32	},
33
34	init : function (a) {
35		var t = this, L, T, ext, i, m, setid, inset, shfile, shMenuPre, k, img;
36		shutterLinks = {}, shutterSets = {};
37		if ( 'object' != typeof shutterSettings ) shutterSettings = {};
38
39		for ( i = 0; i < document.links.length; i++ ) {
40			L = document.links[i];
41			ext = ( L.href.indexOf('?') == -1 ) ? L.href.slice(-4).toLowerCase() : L.href.substring( 0, L.href.indexOf('?') ).slice(-4).toLowerCase();
42			if ( ext != '.jpg' && ext != '.png' && ext != '.gif' && ext != 'jpeg' ) continue;
43			if ( a == 'sh' && L.className.toLowerCase().indexOf('shutter') == -1 ) continue;
44			if ( a == 'lb' && L.rel.toLowerCase().indexOf('lightbox') == -1 ) continue;
45
46			if ( L.className.toLowerCase().indexOf('shutterset') != -1 )
47			setid = L.className.replace(/\s/g, '_');			
48			else if ( L.rel.toLowerCase().indexOf('lightbox[') != -1 )
49			setid = L.rel.replace(/\s/g, '_');
50			else setid = 0, inset = -1;
51			
52			if( setid ) {
53				if ( ! shutterSets[setid] ) shutterSets[setid] = [];
54					inset = shutterSets[setid].push(i);
55			}
56			
57			shfile = L.href.slice(L.href.lastIndexOf('/')+1);
58			T = ( L.title && L.title != shfile ) ? L.title : '';
59			
60			shutterLinks[i] = {link:L.href,num:inset,set:setid,title:T}
61			L.onclick = new Function('shutterReloaded.make("' + i + '");return false;');
62		}
63
64		t.settings();
65
66	},
67
68	make : function(ln,fs) {
69		var t = this, prev, next, prevlink = '', nextlink = '', previmg, nextimg, D, S, W, fsarg = -1, imgNum, NavBar;
70
71		if ( ! t.Top ) {
72			if ( typeof window.pageYOffset != 'undefined' ) t.Top = window.pageYOffset;
73			else t.Top = (document.documentElement.scrollTop > 0) ? document.documentElement.scrollTop : document.body.scrollTop;
74		}
75
76		if ( typeof t.pgHeight == 'undefined' )
77			t.pgHeight = Math.max(document.documentElement.scrollHeight,document.body.scrollHeight);
78
79		if ( fs ) t.FS = ( fs > 0 ) ? 1 : 0;
80		else t.FS = shutterSettings.FS || 0;
81
82		if ( t.resizing ) t.resizing = null;
83		window.onresize = new Function('shutterReloaded.resize("'+ln+'");');
84
85		document.documentElement.style.overflowX = 'hidden';
86		if ( ! t.VP ) {
87			t._viewPort();
88			t.VP = true;
89		}
90
91		if ( ! (S = t.I('shShutter')) ) {
92			S = document.createElement('div');
93			S.setAttribute('id','shShutter');
94			document.getElementsByTagName('body')[0].appendChild(S);
95			t.hideTags();
96		}
97
98		if ( ! (D = t.I('shDisplay')) ) {
99			D = document.createElement('div');
100			D.setAttribute('id','shDisplay');
101			D.style.top = t.Top + 'px';
102			document.getElementsByTagName('body')[0].appendChild(D);
103		}
104
105		S.style.height = t.pgHeight + 'px';
106
107		var dv = t.textBtns ? ' | ' : '';
108		if ( shutterLinks[ln].num > 1 ) {
109			prev = shutterSets[shutterLinks[ln].set][shutterLinks[ln].num - 2];
110			prevlink = '<a href="#" onclick="shutterReloaded.make('+prev+');return false">&lt;&lt;</a>'+dv;
111			previmg = new Image();
112			previmg.src = shutterLinks[prev].link;
113		} else {
114			prevlink = '';
115		}
116
117		if ( shutterLinks[ln].num != -1 && shutterLinks[ln].num < (shutterSets[shutterLinks[ln].set].length) ) {
118			next = shutterSets[shutterLinks[ln].set][shutterLinks[ln].num];
119			nextlink = '<a href="#" onclick="shutterReloaded.make('+next+');return false">&gt;&gt;</a>'+dv;
120			nextimg = new Image();
121			nextimg.src = shutterLinks[next].link;
122		} else {
123			nextlink = '';
124		}
125
126		imgNum = ( (shutterLinks[ln].num > 0) && t.imageCount ) ? '<div id="shCount">&nbsp;(&nbsp;' + shutterLinks[ln].num + '&nbsp;/&nbsp;' + shutterSets[shutterLinks[ln].set].length + '&nbsp;)&nbsp;</div>' : '';
127
128		NavBar = '<div id="shTitle"><div id="shPrev">' + prevlink + '</div><div id="shNext">' + nextlink + '</div><div id="shName">' + shutterLinks[ln].title + '</div>' + imgNum + '</div>';
129
130		D.innerHTML = '<div id="shWrap"><img src="'+shutterLinks[ln].link+'" id="shTopImg" title="' + t.msgClose + '" onload="shutterReloaded.showImg();" onclick="shutterReloaded.hideShutter();" />' + NavBar +'</div>';
131
132		window.setTimeout(function(){shutterReloaded.loading();},2000);
133	},
134
135	loading : function() {
136		var t = this, S, WB, W;
137		if ( (W = t.I('shWrap')) && W.style.visibility == 'visible' ) return;
138		if ( ! (S = t.I('shShutter')) ) return;
139		if ( t.I('shWaitBar') ) return;
140		WB = document.createElement('div');
141		WB.setAttribute('id','shWaitBar');
142		WB.style.top = t.Top + 'px';
143		WB.innerHTML = t.msgLoading;
144		S.appendChild(WB);
145	},
146

147	hideShutter : function() {
148		var t = this, D, S;
149		if ( D = t.I('shDisplay') ) D.parentNode.removeChild(D);
150		if ( S = t.I('shShutter') ) S.parentNode.removeChild(S);
151		t.hideTags(true);
152		window.scrollTo(0,t.Top);
153		window.onresize = t.FS = t.Top = t.VP = null;
154		document.documentElement.style.overflowX = '';
155	},
156
157	resize : function(ln) {
158		var t = this;
159
160		if ( t.resizing ) return;
161		if ( ! t.I('shShutter') ) return;
162		var W = t.I('shWrap');
163		if ( W ) W.style.visibility = 'hidden';
164
165		window.setTimeout(function(){shutterReloaded.resizing = null},500);
166		window.setTimeout(new Function('shutterReloaded.VP = null;shutterReloaded.make("'+ln+'");'),100);
167		t.resizing = true;
168	},
169
170	_viewPort : function() {
171		var t = this;
172		var wiH = window.innerHeight ? window.innerHeight : 0;
173		var dbH = document.body.clientHeight ? document.body.clientHeight : 0;
174		var deH = document.documentElement ? document.documentElement.clientHeight : 0;
175
176		if( wiH > 0 ) {
177			t.wHeight = ( (wiH - dbH) > 1 && (wiH - dbH) < 30 ) ? dbH : wiH;
178			t.wHeight = ( (t.wHeight - deH) > 1 && (t.wHeight - deH) < 30 ) ? deH : t.wHeight;
179		} else t.wHeight = ( deH > 0 ) ? deH : dbH;
180
181		var deW = document.documentElement ? document.documentElement.clientWidth : 0;
182		var dbW = window.innerWidth ? window.innerWidth : document.body.clientWidth;
183		t.wWidth = ( deW > 1 ) ? deW : dbW;
184	},
185
186	showImg : function() {
187		var t = this, S = t.I('shShutter'), D = t.I('shDisplay'), TI = t.I('shTopImg'), T = t.I('shTitle'), NB = t.I('shNavBar'), W, WB, wHeight, wWidth, shHeight, maxHeight, itop, mtop, resized = 0;
188
189		if ( ! S ) return;
190		if ( (W = t.I('shWrap')) && W.style.visibility == 'visible' ) return;
191		if ( WB = t.I('shWaitBar') ) WB.parentNode.removeChild(WB);
192
193		S.style.width = D.style.width = '';
194		T.style.width = (TI.width - 4) + 'px';
195
196		shHeight = t.wHeight - 7;
197
198		if ( t.FS ) {
199			if ( TI.width > (t.wWidth - 10) )
200			S.style.width = D.style.width = TI.width + 10 + 'px';
201			document.documentElement.style.overflowX = '';
202		} else {
203			window.scrollTo(0,t.Top);
204			if ( TI.height > shHeight ) {
205				TI.width = TI.width * (shHeight / TI.height);
206				TI.height = shHeight;
207				resized = 1;
208			}
209			if ( TI.width > (t.wWidth - 16) ) {
210				TI.height = TI.height * ((t.wWidth - 16) / TI.width);
211				TI.width = t.wWidth - 16;
212				resized = 1;
213			}
214			T.style.width = (TI.width - 4) + 'px';
215		}
216
217		maxHeight = t.Top + TI.height + 10;
218		if ( maxHeight > t.pgHeight ) S.style.height = maxHeight + 'px';
219		window.scrollTo(0,t.Top);
220
221		itop = (shHeight - TI.height) * 0.45;
222		mtop = (itop > 3) ? Math.floor(itop) : 3;
223		D.style.top = t.Top + mtop + 'px';
224		W.style.visibility = 'visible';
225	},
226
227	hideTags : function(arg) {
228		var sel = document.getElementsByTagName('select');
229		var obj = document.getElementsByTagName('object');
230		var emb = document.getElementsByTagName('embed');
231		var ifr = document.getElementsByTagName('iframe');
232
233		var vis = ( arg ) ? 'visible' : 'hidden';
234
235		for (i = 0; i < sel.length; i++) sel[i].style.visibility = vis;
236		for (i = 0; i < obj.length; i++) obj[i].style.visibility = vis;
237		for (i = 0; i < emb.length; i++) emb[i].style.visibility = vis;
238		for (i = 0; i < ifr.length; i++) ifr[i].style.visibility = vis;
239	}
240}