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(function($) {
PPCustomGrid = function(settings)
{
this.settings = settings;
this.nodeClass = '.fl-node-' + settings.id;
this.matchHeight = settings.matchHeight;
this.wrapperClass = this.nodeClass + ' .pp-custom-grid';
if ( 'columns' === this.settings.layout ) {
this.postClass = this.nodeClass + ' .pp-custom-grid-column';
}
else {
this.postClass = this.wrapperClass + '-post';
}
if(this._hasPosts()) {
this._initLayout();
this._initInfiniteScroll();
var self = this;
// Set FacetWP Trigger
$(document).on('facetwp-loaded', function() {
if ( 'undefined' !== typeof FWP ) {
if (FWP.loaded || FWP.is_bfcache) {
self._initInfiniteScroll();
}
}
});
}
};
PPCustomGrid.prototype = {
settings : {},
nodeClass : '',
wrapperClass : '',
postClass : '',
gallery : null,
_hasPosts: function()
{
return $(this.postClass).length > 0;
},
_initLayout: function()
{
switch(this.settings.layout) {
case 'columns':
this._columnsLayout();
break;
case 'grid':
this._gridLayout();
break;
}
$(this.postClass).css('visibility', 'visible');
FLBuilderLayout._scrollToElement( $( this.nodeClass + ' .pp-paged-scroll-to' ) );
},
_columnsLayout: function()
{
$(this.wrapperClass).imagesLoaded( function() {
this._gridLayoutMatchHeight();
}.bind( this ) );
$( window ).on( 'resize', this._gridLayoutMatchHeight.bind( this ) );
},
_gridLayout: function()
{
var wrap = $(this.wrapperClass);
wrap.masonry({
columnWidth : this.nodeClass + ' .pp-custom-grid-sizer',
gutter : parseInt(this.settings.postSpacing),
isFitWidth : true,
itemSelector : this.postClass,
transitionDuration : 0
});
wrap.imagesLoaded( function() {
this._gridLayoutRemoveHeight();
wrap.masonry();
}.bind( this ) );
},
_gridLayoutRemoveHeight: function()
{
$(this.nodeClass + ' .pp-custom-grid-post').css('height', 'auto');
},
_gridLayoutMatchHeight: function()
{
var highestBox = 0;
if ( 0 === this.matchHeight ) {
this._gridLayoutRemoveHeight();
return;
}
$(this.nodeClass + ' .pp-custom-grid-post').css('height', '').each(function(){
if($(this).height() > highestBox) {
highestBox = $(this).height();
}
});
$(this.nodeClass + ' .pp-custom-grid-post').height(highestBox);
},
_initInfiniteScroll: function()
{
if(this.settings.pagination == 'scroll' && typeof FLBuilder === 'undefined') {
this._infiniteScroll();
}
},
_infiniteScroll: function(settings)
{
$(this.wrapperClass).infinitescroll({
navSelector : this.nodeClass + ' .pp-custom-grid-pagination',
nextSelector : this.nodeClass + ' .pp-custom-grid-pagination a.next',
itemSelector : this.postClass,
prefill : true,
bufferPx : 200,
loading : {
msgText : 'Loading',
finishedMsg : '',
img : FLBuilderLayoutConfig.paths.pluginUrl + 'img/ajax-loader-grey.gif',
speed : 1
}
}, this._infiniteScrollComplete.bind( this ) );
setTimeout(function(){
$(window).trigger('resize');
}, 100);
},
_infiniteScrollComplete: function(elements)
{
var wrap = $(this.wrapperClass);
elements = $(elements);
if(this.settings.layout == 'columns') {
wrap.imagesLoaded( function() {
this._gridLayoutMatchHeight();
elements.css('visibility', 'visible');
}.bind( this ) );
}
else if(this.settings.layout == 'grid') {
wrap.imagesLoaded( function() {
wrap.masonry('appended', elements);
elements.css('visibility', 'visible');
}.bind( this ) );
}
}
};
})(jQuery);