Adding Typekit Font to Customizer in BB Theme

gistfile1.txt

//must first add typkit js id in page header scripts
add_action( 'init', 'customize_font_list' );
function customize_font_list(){
 
    $custom_fonts = array(
        'proxima-nova' => array(
            'fallback' => 'sans-serif',
            'weights' => array(
	            '100',
	            '300',
                '400',
                '700'
            )
        )
    );
 
    foreach($custom_fonts as $name => $settings){
        // Add to Theme Customizer
        if(class_exists('FLFontFamilies') && isset(FLFontFamilies::$system)){
            FLFontFamilies::$system[$name] = $settings;
        }
 
        // Add to Page Builder
        if(class_exists('FLBuilderFontFamilies') && isset(FLBuilderFontFamilies::$system)){
            FLBuilderFontFamilies::$system[$name] = $settings;
        }
    }
}