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/**
* homepage.js
*
* Handles behaviour of the homepage featured image
*/
( function() {
var homepageContent = '.page-template-template-homepage .type-page.has-post-thumbnail';
if ( ! jQuery( homepageContent ).length ) {
// Only apply layout to the homepage content component if it exists on the page
return;
}
/**
* Set the hero component dimensions and positioning
*/
function homepageContentDimensions() {
var windowWidth = jQuery( window ).width();
var offset = jQuery( '.site-main' ).offset();
// Make the homepage content full width and centrally aligned.
jQuery( homepageContent ).css( 'width', windowWidth ).css( 'margin-left', -offset.left );
}
/**
* On document ready
* Set hero content dimensions / layout
* Run adaptive backgrounds and set colors
*/
jQuery( document ).ready( function() {
homepageContentDimensions();
var img = jQuery( '.page-template-template-homepage .type-page.has-post-thumbnail' ).data( 'featured-image' );
img = img.replace( 'url(', '' ).replace( ')', '' ).replace( /\"/gi, '' );
var RGBaster = window.RGBaster;
RGBaster.colors( img, {
paletteSize: 1,
success: function( payload ) {
var rgb = payload.dominant;
var colors = rgb.match( /^rgb\((\d+),\s*(\d+),\s*(\d+)\)$/ );
// Get the average rgb value.
var overall = Math.round( ( ( parseInt( colors[1], 10 ) * 299 ) + ( parseInt( colors[2], 10 ) * 587 ) + ( parseInt( colors[3], 10 ) * 114 ) ) /1000 );
var r = colors[1];
var g = colors[2];
var b = colors[3];
var brightness = 1;
if ( overall > 230 ) {
brightness = 0; // Black.
} else {
brightness = 30; // White.
}
var newr = Math.floor( ( 255 - r ) * brightness );
var newg = Math.floor( ( 255 - g ) * brightness );
var newb = Math.floor( ( 255 - b ) * brightness );
jQuery( homepageContent + ', .page-template-template-homepage .type-page.has-post-thumbnail h1' ).css( 'color', 'rgb(' + newr + ', ' + newg + ', ' + newb + ')' );
jQuery( '.page-template-template-homepage .type-page.has-post-thumbnail .entry-title, .page-template-template-homepage .type-page.has-post-thumbnail .entry-content' ).addClass( 'loaded' );
if ( brightness >= 30 ) {
jQuery( '.page-template-template-homepage .type-page.has-post-thumbnail .entry-title, .page-template-template-homepage .type-page.has-post-thumbnail .entry-content' ).css( 'text-shadow', '0 4px 30px rgba(0,0,0,.9)' );
}
}
});
});
/**
* On window resize
* Set hero content dimensions / layout
*/
jQuery( window ).resize( function() {
homepageContentDimensions();
});
} )();