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jquery.thumbox.1.3.js
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/**
*
* Thumbox - plugin para galeria de imagens
*
* @author Jose Raimundo de Sousa Neto <[email protected]>
* @version 1.3
* @link http://www.jneto.net.br
* @since 1.0
*
**/
(function($,doc){
$.fn.thumbox = function(settings) {
var defaults = {
thumbs:5,
overlayColor:'#999',
overlayOpacity:0.8,
overlaySpeed:500,
scrollSpeed:500,
zoomSpeed:250,
showOne:false,
preventImgOverflow:true,
keyboardNavigation:true,
wheelNavigation:true,
showLabel:true,
labelPosition:'bottom',
descAttr:'alt',
dockPosition:'top',
timeOut:15,
maxThumbWidth:0,
maxThumbHeight:0,
openImageEffect:'linear',
closeImageEffect:'linear',
scrollDockEffect:'linear'
};
settings = $.extend(defaults, settings);
var _sputinyk = [];
var _locked = undefined;
var _width = undefined;
var _page = undefined;
var _qtdImgs = undefined;
var _currentImage = undefined;
var _coordToCloseImg = false;
var _isSingleImg = false;
var _wasAborted = false;
var _clockTimeOut = 0;
$all = $(this);
storeData = function(el, data){for ( key in data ) el.data(key, data[key]); return }
$all.each(function(k,matched){
objList = (matched.tagName == 'A') ? $(matched) : $(matched).find('a');
if(objList.size() == 1){
storeData(objList, settings);
$(objList).bind('click', function(e){
$(this).blur();
e.preventDefault();
_wasAborted = false;
img = $(this).find('img');
label = $(img).attr(settings.descAttr);
big = $(this).attr('href');
coord = {
left: $(img).offset().left,
top: $(img).offset().top,
width: $(img).outerWidth(),
height: $(img).outerHeight()
}
openImageFromPage(big, label, coord, settings);
})
} else {
objList.each(function(i,e){
$(e).bind('click', function(e){
e.preventDefault();
$(this).blur();
_wasAborted = false;
showDock($(this).data('objlist'), $(this).data('params'), $(this).data('indeximg'))
});
storeData($(e), {
'indeximg':i+1,
'params':settings,
'objlist':$(matched)
});
$(e).find('img').data('big', $(e).attr('href'));
if(settings.showOne && (i>0)){
$(e).css({
'position':'absolute',
'left':-5000,
'top':-3000
});
}
});
}
});
getDim = function(wImg, hImg, dW, dH){
if(wImg > dW){
hImg = hImg / (wImg / dW);
wImg = dW;
}
if(hImg > dH){
wImg = wImg / (hImg / dH);
hImg = dH;
}
return [wImg, hImg]
}
showDock = function(objs, params, autoopen){
setPlParams(params);
_wasAborted = false;
showLoader();
maxThumbW = (getPlParam('maxThumbWidth') === 0) ? 1000000 : getPlParam('maxThumbWidth');
maxThumbH = (getPlParam('maxThumbHeight') === 0) ? 1000000 : getPlParam('maxThumbHeight');
cls = false;
pgs = '<div class="thumbox-page" page="1">';
qtd = $(objs).find('a').find('img').size();
pag = 1;
$(objs).find('a').find('img').each(function(i,e){
src = $(e).attr('src');
big = $(e).data('big');
lbl = $(e).attr('alt');
widthThumb = $(e).width();
heightThumb = $(e).height();
newSizes = getDim(widthThumb, heightThumb, maxThumbW, maxThumbH);
widthThumb = newSizes[0];
heightThumb = newSizes[1];
pgs += '<img src="'+src+'" alt="'+lbl+'" big="'+big+'" imgindex="'+(i+1)+'" width="'+widthThumb+'" height="'+heightThumb+'" />';
if(!((i+1)%getPlParam('thumbs'))){
pgs += '</div>';
cls = true;
if((i+1)<qtd){
pag = pag + 1;
pgs += '<div class="thumbox-page" page="'+pag+'">';
cls = false;
}
}
});
if(!cls){
pgs += '</div>'
}
$('body').append('<div id="thumbox-dock"><div class="thumbox-arrowdock thumbox-leftarrow" arrowdir="p"></div><div class="thumbox-scrollerpages"><div class="thumbox-pages">'+pgs+'</div></div><div class="thumbox-arrowdock thumbox-rightarrow" arrowdir="n"></div></div>');
$('.thumbox-page > img').bind('click', function(e){
if(isLocked()) return;
openImageFromDock($(e.target).attr('imgindex'));
}).bind('mouseover', function(e){
$(e.target).addClass('thumbox-hoverImage');
}).bind('mouseout', function(e){
$(e.target).removeClass('thumbox-hoverImage');
});
$('.thumbox-arrowdock').bind('click', function(e){
if(isLocked()) return;
page = _page;
goToPage(($(e.target).attr('arrowdir') == 'n') ? page+1 : page-1);
});
if(getPlParam('wheelNavigation')){
attatchWheelEvent();
}
if(getPlParam('keyboardNavigation')){
$(document).bind('keydown', keyboardNav);
}
$('#thumbox-dock > .thumbox-leftarrow').fadeTo(0, 0.1);
if($('.thumbox-page').size() == 1) {
$('#thumbox-dock > .thumbox-rightarrow').fadeTo(0, 0.1);
}
wmax = hmax = 0;
$('.thumbox-page').each(function(i,e){
if($(e).width() > wmax) wmax = $(e).width();
if($(e).height() > hmax) hmax = $(e).height();
});
$('.thumbox-page, .thumbox-scrollerpages, #thumbox-dock').css({
'width':wmax,
'height':hmax
});
$('.thumbox-pages').css({
'width':wmax*$('.thumbox-page').size()
});
$('.thumbox-arrowdock').css({
'height':hmax
});
showOverlay();
_locked = true;
_width = wmax;
_page = 1;
_qtdImgs = qtd;
_currentImage = false;
_coordToCloseImg = false;
_isSingleImg = false;
tTop = (getPlParam('dockPosition') == 'top') ? ($(document).scrollTop()+10) : ($(window).height()+$(document).scrollTop()-$('#thumbox-dock').height()-10);
$('#thumbox-dock').css({
'top':tTop,
'width':wmax+40,
left:($(window).width()/2)-(wmax/2)-20
}).hide().fadeIn(getPlParam('overlaySpeed'), function(){
unlockHandlers();
if(autoopen != undefined) {
goToPage(Math.ceil(autoopen/getPlParam('thumbs')), autoopen)
}
})
};
var attatchWheelEvent = function(){
if(document.attachEvent) {
document.attachEvent("onmousewheel", thumboxWheel);
} else {
if(window.addEventListener) window.addEventListener($.browser.mozilla ? 'DOMMouseScroll' : 'mousewheel', thumboxWheel, false);
}
}
var deattatchWheelEvent = function(){
if(document.detachEvent) {
document.detachEvent("onmousewheel", thumboxWheel);
} else {
if(window.removeEventListener) window.removeEventListener($.browser.mozilla ? 'DOMMouseScroll' : 'onmousewheel', thumboxWheel, false);
}
}
var thumboxWheel = function(event){
if (($.browser.msie && (Number($.browser.version) < 8)) || $.browser.opera) {
return;
}
var delta = 0;
if (!event)
event = window.event;
if (event.wheelDelta) {
delta = event.wheelDelta / 120;
if (window.opera) delta = -delta;
}
else
if (event.detail) delta = -event.detail / 3;
if (delta) {
if (delta > 0) {
if(isLocked()) return;
openPrev();
} else {
if(isLocked()) return;
openNext();
};
}
}
var lockHandlers = function(){
_locked = true
}
var unlockHandlers = function(){
_locked = false
}
var isLocked = function(){
return _locked
}
var isSingleImg = function(){
return _isSingleImg
}
var keyboardNav = function(evt){
if(evt.keyCode == 27){
_wasAborted = true;
closeDock();
return;
}
if((!getPlParam('keyboardNavigation')) || (jQuery.inArray(evt.keyCode, [39,40,13,32,37,38,8,27,36,35]) == -1)) return;
evt.preventDefault();
if(isLocked()) return;
switch (evt.keyCode) {
case 39:
case 40:
case 13:
case 32:
if(!isSingleImg()) openNext()
break;
case 37:
case 38:
case 8:
if(!isSingleImg()) openPrev()
break;
case 36:
if(!isSingleImg()) openImageFromDock(1)
break;
case 35:
if(!isSingleImg()) openImageFromDock(_qtdImgs)
break;
case 27:
closeDock();
break;
}
}
var unbindKeyboardEvt = function(){
$(document).unbind('keydown', keyboardNav);
deattatchWheelEvent();
}
var showLoader = function(){
if ($('#thumbox-loader').size()) return;
$('body').append('<div id="thumbox-loader"></div>');
$('#thumbox-loader').css({
left:$(window).width()/2-64,
top:$(window).height()/2+$(document).scrollTop()-7
})
}
var hideLoader = function(){
$('#thumbox-loader').remove()
}
var openNext = function(){
openImageFromDock(_currentImage+1)
}
var openPrev = function(){
openImageFromDock(_currentImage-1)
}
var setPlParams = function(listValues){
_sputinyk = listValues;
if($.easing.def == undefined) {
_sputinyk.openImageEffect = 'linear';
_sputinyk.closeImageEffect = 'linear';
_sputinyk.scrollDockEffect = 'linear';
}
}
var getPlParam = function(param){return _sputinyk[param]}
var openImageFromPage = function(big, label, coord, params){
setPlParams(params);
_isSingleImg = true;
showLoader();
showOverlay();
showImage(coord, big, label, undefined);
if(getPlParam('wheelNavigation')){
attatchWheelEvent();
}
if(getPlParam('keyboardNavigation')){
$(window).bind('keydown', keyboardNav);
}
}
var openImageFromDock = function(imgindex){
if(imgindex < 1) return;
if(imgindex > _qtdImgs) return;
if(_currentImage == imgindex) return;
lockHandlers();
page = Math.ceil(imgindex/getPlParam('thumbs'));
if(_page != page){
goToPage(page, imgindex);
return;
}
$('.thumbox-page > img').removeClass('thumbox-currentImage');
$('.thumbox-page').find('img[imgindex="'+imgindex+'"]').addClass('thumbox-currentImage');
_currentImage = imgindex
thumb = $('.thumbox-page > img[imgindex="'+imgindex+'"]');
urlImg = $(thumb).attr('big');
label = $(thumb).attr(getPlParam('descAttr'));
showLoader();
if ($('#thumbox-image').size()) {
closeImage(imgindex);
return;
}
cord = {
left: $(thumb).offset().left+5,
top: $(thumb).offset().top+5,
width: $(thumb).outerWidth()-10,
height: $(thumb).outerHeight()-10
}
showImage(cord, urlImg, label, imgindex);
}
var showImage = function(cord, urlImg, label, imgindex){
_coordToCloseImg = cord;
var img = document.createElement('img');
$('body').append(img);
_clockTimeOut = 0;
var timeOutThumbox = setInterval(function(){
if(_clockTimeOut > getPlParam('timeOut')){
clearInterval(timeOutThumbox);
_wasAborted = true;
closeDock();
closeOverlay();
}
}, 1000);
$(img).hide().attr('src', urlImg);
var objImagePreloader = new Image();
objImagePreloader.onerror = null;
objImagePreloader.onload = function(){
clearInterval(timeOutThumbox);
hideLoader();
if(_wasAborted){
$(img).remove();
return;
}
img.id = 'thumbox-image';
img.src = urlImg;
if(getPlParam('preventImgOverflow')){
diff = 37;
if(getPlParam('showLabel')) diff += 40;
newDim = getDim(objImagePreloader.width, objImagePreloader.height, $(window).width(), ($(window).height()-diff));
imgWidth = newDim[0];
imgHeight = newDim[1];
} else {
imgWidth = objImagePreloader.width;
imgHeight = objImagePreloader.height;
}
$(img).css(cord).show().animate({
left:($(window).width()/2)-(imgWidth/2),
top:($(window).height()/2)-(imgHeight/2)+$(document).scrollTop(),
width:imgWidth,
height:imgHeight
}, {"easing": getPlParam('openImageEffect'), duration:getPlParam('zoomSpeed'), complete:function(){
if(_wasAborted) return;
$('body').append('<div id="thumbox-border"></div>');
pos = jQuery(img).position();
$('#thumbox-border').hide().css({
width:imgWidth+12,
height:imgHeight+12,
left:pos.left-6,
top:pos.top-6
}).fadeIn('normal', function(){
unlockHandlers();
$('body').append('<div id="thumbox-close"></div>');
$('#thumbox-close').bind('click', function(){
if(isLocked()) return;
closeDock();
}).css({
left:pos.left-12+imgWidth,
top:pos.top-6-12
});
});
//botoes de navegacao
if((imgindex != 1) && (imgindex != undefined)){
$('body').append('<div id="thumbox-buttonPrev"></div>');
$('#thumbox-buttonPrev').bind('click', function(){
if(isLocked()) return;
openPrev()
})
}
if((imgindex != _qtdImgs) && (imgindex != undefined)){
$('body').append('<div id="thumbox-buttonNext"></div>');
$('#thumbox-buttonNext').bind('click', function(){
if(isLocked()) return;
openNext()
})
}
topBtn = pos.top+imgHeight/2-33;
$('#thumbox-buttonPrev').css({
top:topBtn,
left:pos.left-51
});
$('#thumbox-buttonNext').css({
top:topBtn,
left:pos.left+imgWidth+10
});
if(!$.browser.msie){
$('#thumbox-buttonPrev, #thumbox-buttonNext').hide().fadeIn();
}
//label na imagem
if(getPlParam('showLabel') && (label != '') && (label != undefined)){
$('body').append('<div id="thumbox-label"></div>');
$('#thumbox-label').html(label);
topPosLabel = (getPlParam('labelPosition') == 'bottom') ? pos.top+imgHeight+10 : pos.top-25-$('#thumbox-label').height();
$('#thumbox-label').css({
top:topPosLabel,
left:pos.left+(imgWidth/2)-($('#thumbox-label').width()/2)
});
if(!$.browser.msie){
$('#thumbox-label').hide().fadeIn();
}
}
}});
objImagePreloader.onload = function(){}; // Thanks for IE :(
};
objImagePreloader.src = urlImg;
}
var showOverlay = function(){
$('body').append('<div id="thumbox-overlay"></div>').css({'overflow':'hidden'});
$('#thumbox-overlay').bind('click', function(){
_wasAborted = true;
closeDock()
}).css({
'width':$(window).width(),
'height':$(document).height(),
'background':getPlParam('overlayColor')
}).fadeTo(getPlParam('overlaySpeed'), getPlParam('overlayOpacity'));
}
var closeOverlay = function(){
$('#thumbox-overlay').fadeOut(getPlParam('overlaySpeed'), function(){
$('#thumbox-overlay').remove().unbind();
hideLoader();
$('body').css({'overflow':'auto'});
});
}
var goToPage = function(goTo, autoopen){
page = _page;
move = true;
if(goTo == page) move = false;
dir = (goTo > page) ? 'n' : 'p';
siz = Math.abs(goTo - page) * _width;
if((dir == 'p') && (page == 1)) move = false;
if((dir == 'n') && (page >= $('.thumbox-page').size())) move = false;
if(!move){
if(autoopen != undefined) {
openImageFromDock(autoopen);
} else {
unlockHandlers();
}
return;
} else {
walk = ((dir=='n') ? '-' : '+')+'='+siz;
_page = goTo;
_coordToCloseImg = false;
if(goTo == 1){
$('#thumbox-dock > .thumbox-leftarrow').fadeTo('normal', 0.1)
} else {
$('#thumbox-dock > .thumbox-leftarrow').fadeTo('normal', 1.0)
}
if(goTo == $('.thumbox-page').size()){
$('#thumbox-dock > .thumbox-rightarrow').fadeTo('normal', 0.1)
} else {
$('#thumbox-dock > .thumbox-rightarrow').fadeTo('normal', 1.0)
}
$('.thumbox-pages').animate({
left:walk
}, {easing:getPlParam('scrollDockEffect'), duration:getPlParam('scrollSpeed'), complete:function(){
if(autoopen != undefined){
openImageFromDock(autoopen)
} else {
unlockHandlers()
}
}})
}
}
var hideControls = function(){
$('#thumbox-border').remove();
els = '#thumbox-close, #thumbox-buttonNext, #thumbox-buttonPrev, #thumbox-label';
if(!$.browser.msie){
$(els).unbind().fadeOut('fast', function(){
$(els).remove();
});
} else {
$(els).unbind().remove();
}
}
var closeImage = function(open, toCloseDock){
if($('#thumbox-image').size()){
hideControls();
if(_coordToCloseImg != false) {
coord = _coordToCloseImg
} else {
coord = {
left:($(window).width()/2),
top:($(window).height()/2)+$(document).scrollTop(),
width:0,
height:0
}
}
$('#thumbox-image').animate(coord, {easing:getPlParam('closeImageEffect'), duration:getPlParam('zoomSpeed'), complete:function(){
$('#thumbox-image').remove();
_currentImage = false
if(open != undefined) {
openImageFromDock(open);
} else {
unbindKeyboardEvt();
}
if(toCloseDock != undefined) closeDock();
}});
}
}
var closeDock = function(){
lockHandlers();
if ($('#thumbox-image').size()) {
closeImage(undefined, true);
} else {
unbindKeyboardEvt();
if($('#thumbox-dock').size()){
hideControls();
$('#thumbox-dock').fadeOut(getPlParam('overlaySpeed'), function(){
hideLoader();
$('.thumbox-arrowdock, .thumbox-page > img').unbind();
$('#thumbox-dock').remove();
closeOverlay();
});
} else {
closeOverlay();
}
}
};
};
})(jQuery,document)