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paginate-0.1.js
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paginate-0.1.js
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/*
* Paginate 0.1
* Ast Derek
* 19/10/2010
*/
(function($){
var methods = {
init: function (options) {
return this.each(function(){
var $this = $(this),
data = $this.data('paginate');
if (data) {
return true;
}
var settings = {
target: $this,
minPages: 2,
driveBy: 'height',
height: 600,
minHeight: 200,
sectionSelector: 'p:has(strong:only-child)',
sectionIdentifier: '^\\s*\\d+',
sectionClass: 'tabnavigation-section-header',
holder: '#tabnavigation',
nav: '#tabnavigation .tabnavigation-nav',
ignore: 'p.meta',
select: '>p, >blockquote',
ignoreClass: 'to-bottom',
link: '<li><a href="#">{c}</a></li>',
layout: '<div id="tabnavigation">'+
'<a class="tabnavigation-prev tabnavigation-back" href="#">Prev</a>'+
'<ul class="tabnavigation-nav"></ul>'+
'<a class="tabnavigation-next tabnavigation-forth" href="#">Next</a>'+
'<div class="tabnavigation-container"><div class="tabnavigation-wrapper"></div>'+
'</div>'+
'</div>',
section: '<div id="section-{c}" class="tabnavigation-content"></div>',
wrapperId: '.tabnavigation-wrapper',
sectionId: '#section-{c}'
};
if (options) {
$.extend(settings, options,{playing: false});
}
$this.data('paginate', settings);
if (settings.by === 'height') {
$this.paginate('_byHeight');
}
else if (settings.by === 'content') {
$this.paginate('_byContent');
}
});
},
destroy: function () {
return this.each(function(){
var $this = $(this),
data = $this.data('paginate');
$(window).unbind('.paginate');
data.paginate.remove();
$this.removeData('paginate');
});
},
_byHeight: function () {
return this.each(function(){
var c, h, partial, total, data, $this;
$this = $(this);
data = $this.data('paginate');
c = 1;
h = 0;
total = 0;
partial = 0;
$(data.ignore,$this).addClass(data.ignoreClass);
$(data.select,$this).each(function(){
if ($(this).hasClass(data.ignoreClass)) {
return true;
}
total += $(this).outerHeight();
});
if (total/data.height <= data.minPages) {
return true;
}
$this.append(data.layout);
$(data.select,$this).each(function(){
if ($(this).hasClass(data.ignoreClass)) {
return true;
}
if ((total - partial) <= data.minHeight) {
data.minHeight += h + 10;
}
else if (h >= data.minHeight) {
h = 0;
c++;
}
partial += $(this).outerHeight();
if (!h) {
$(data.nav,$this).append(data.link.replace(/\{c\}/ig,c));
$(data.holder+' '+data.wrapperId,$this).append(data.section.replace(/\{c\}/ig,c));
}
h += $(this).outerHeight();
$(data.holder+' '+data.sectionId.replace(/\{c\}/ig,c),$this).append($(this));
});
$('.'+data.ignoreClass,$this).insertAfter(data.holder);
});
},
_byContent: function () {
return this.each(function(){
var c, h, total, data, $this;
$this = $(this);
data = $this.data('paginate');
c = 0;
h = 0;
$(data.ignore,$this).addClass(data.ignoreClass);
total = $(data.sectionSelector,$this).length;
if (total <= data.minPages) {
return true;
}
$this.append(data.layout);
if (data.sectionIdentifier) {
data.sectionIdentifier = new RegExp(data.sectionIdentifier,'i');
$(data.sectionSelector,$this).each(function(){
if ($(this).text().match(data.sectionIdentifier)) {
$(this).addClass(data.sectionClass);
}
});
}
else {
$(data.sectionSelector,$this).accClass(data.sectionClass);
}
$(data.select,$this).each(function(){
if ($(this).hasClass(data.ignoreClass)) {
return true;
}
if (!c && !$(this).hasClass(data.sectionClass)) {
return true;
}
if ($(this).hasClass(data.sectionClass)) {
c++;
$(data.nav,$this).append(data.link.replace(/\{c\}/ig,c));
$(data.holder+' '+data.wrapperId,$this).append(data.section.replace(/\{c\}/ig,c));
}
$(data.holder+' '+data.sectionId.replace(/\{c\}/ig,c),$this).append($(this));
});
$('.'+data.ignoreClass,$this).insertAfter(data.holder);
});
},
_dummy: function () {
return this;
}
};
$.fn.paginate = function (method) {
if (methods[method]) {
return methods[method].apply(this,Array.prototype.slice.call(arguments,1));
}
else if (typeof method === 'object' || ! method) {
return methods.init.apply(this,arguments);
}
else {
$.error('Method ' + method + ' does not exist on jQuery.paginate');
}
};
})(jQuery);