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von raredesign | Dez 3, 2019 | Allgemein | 0 Kommentare
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| Current Path : /var/www/web23/html/wp-content/themes/enfold/includes/ |
| Current File : //var/www/web23/html/wp-content/themes/enfold/includes/class-responsive-typo.php |
<?php
namespace enfold\styling;
/*
* ATTENTION: Changes to this file will only be visible in your frontend after you have re-saved your Themes Styling Page
* ==========
*
*
* Add responsive typographie stylings
*
* @since 4.8.8
* @added_by Günter
*/
if( ! defined( 'ABSPATH' ) ) { exit; } // Exit if accessed directly
if( ! class_exists( 'ResponsiveTypo' ) )
{
class ResponsiveTypo
{
/**
* Holds the instance of this class
*
* @since 4.8.8
* @var ResponsiveTypo
*/
static private $_instance = null;
/**
*
* @since 4.8.8
* @var array
*/
protected $admin_values;
/**
* Containes sizes for media queries
*
* @since 4.8.8
* @var array
*/
private $media_sizes;
/**
* Containes rules for media queries
*
* 'min;max' => array ( selectors => array( values ) )
*
* @since 4.8.8
* @var array
*/
private $media_rules;
/**
* @since 4.8.8
* @var string
*/
private $new_ln;
/**
* Return the instance of this class
*
* @since 4.8.8
* @return aviaPostCssManagement
*/
static public function instance()
{
if( is_null( ResponsiveTypo::$_instance ) )
{
ResponsiveTypo::$_instance = new ResponsiveTypo();
}
return ResponsiveTypo::$_instance;
}
/**
* @since 4.8.8
*/
protected function __construct()
{
global $avia_admin_values;
$this->admin_values = $avia_admin_values;
/**
* @since 4.8.8
* @param array $limits
* @return array
*/
$this->media_sizes = apply_filters( 'avf_responsive_media_sizes', array(
'av-medium' => array( 768, 989 ),
'av-small' => array( 480, 767 ),
'av-mini' => array( 0, 479 )
) );
$this->media_rules = array();
$this->new_ln = "\n";
}
/**
* @since 4.8.8
*/
public function __destruct()
{
unset( $this->admin_values );
unset( $this->media_sizes );
unset( $this->media_rules );
}
/**
* Return CSS rules for given array
*
* @since 4.8.8
* @param array $typos
* @return string
*/
public function create_css_rules( array $typos )
{
$this->media_rules = array();
$css = '';
// loop through all typo elements
foreach( $this->admin_values['customize-typo-elements'] as $typo_element => $base_opt_key )
{
$typo_el_rules = $this->admin_values['customize-typo-elements-rules'][ $typo_element ];
// loop through all css rules
foreach( $typo_el_rules as $rule )
{
// loop through all media sizes
foreach( $this->admin_values['responsive-sizes'] as $desc => $media )
{
$media_key = empty( $media ) ? '' : "-{$media}";
if( 'content-font' == $typo_element )
{
$id = "{$base_opt_key}{$media_key}";
}
else
{
$id = "{$rule}-{$base_opt_key}{$media_key}";
}
if( ! isset( $typos[ $id ] ) || '' == trim( $typos[ $id ] ) )
{
continue;
}
if( empty( $media ) )
{
$query_key = '0;0';
}
else
{
$boundary = isset( $this->media_sizes[ "av-{$media}" ] ) ? $this->media_sizes[ "av-{$media}" ] : array( 0, 0 );
$query_key = implode( ';', $boundary );
}
switch( $typo_element )
{
case 'content-font':
$selector = 'body, body .avia-tooltip';
break;
case 'h1':
case 'h2':
case 'h3':
case 'h4':
case 'h5':
case 'h6':
$selector = $typo_element;
break;
default:
$selector = '';
break;
}
if( empty( $selector ) )
{
continue;
}
if( ! isset( $this->media_rules[ $query_key ] ) )
{
$this->media_rules[ $query_key ] = array();
}
if( ! isset( $this->media_rules[ $query_key ][ $selector ] ) )
{
$this->media_rules[ $query_key ][ $selector ] = array();
}
$this->media_rules[ $query_key ][ $selector ][] = "{$rule}: {$typos[ $id ]};";
}
}
}
if( isset( $this->media_rules[ '0;0' ] ) )
{
if( ! empty( $this->media_rules[ '0;0' ] ) )
{
foreach( $this->media_rules[ '0;0' ] as $selector => $values )
{
$css .= $this->new_ln . "{$selector}{" . $this->new_ln . implode( $this->new_ln, $values ) . $this->new_ln . '}' . $this->new_ln;
}
}
unset( $this->media_rules[ '0;0' ] );
}
if( count( $this->media_rules ) > 1 )
{
// sort descending screen sizes
uksort( $this->media_rules, array( $this, 'compare_screen_sizes' ) );
}
foreach( $this->media_rules as $sorted_size => $selectors )
{
if( empty( $selectors ) )
{
continue;
}
$sizes = explode( ';', $sorted_size );
$rules = '';
foreach( $selectors as $selector => $values )
{
$rules .= $this->new_ln . "{$selector}{" . $this->new_ln . implode( $this->new_ln, $values ) . $this->new_ln . '}' . $this->new_ln;
}
/**
* Use 0 to skip rule
*
* min;max or
* max
*/
if( count( $sizes ) == 1 )
{
$sizes[1] = $sizes[0];
$sizes[0] = '0';
}
$sizes[0] = (int) $sizes[0];
$sizes[1] = (int) $sizes[1];
$min = ! empty( $sizes[0] ) ? " and (min-width: {$sizes[0]}px)" : '';
$max = ! empty( $sizes[1] ) ? " and (max-width: {$sizes[1]}px)" : '';
if( empty( $min ) && empty( $max ) )
{
continue;
}
// @media only screen and (min-width: 768px) and (max-width: 989px) { $rules }
$css .= "{$this->new_ln}@media only screen{$min}{$max}{ {$this->new_ln}{$rules}}{$this->new_ln}";
}
return $css;
}
/**
* Sort in descending order
*
* @since 4.8.8
* @param string $index1
* @param string $index2
* @return int
*/
protected function compare_screen_sizes( $index1, $index2 )
{
$size1 = explode( ';', $index1 );
$size2 = explode( ';', $index2 );
/**
* Use 0 to skip rule
*
* min;max or
* max
*/
if( count( $size1 ) == 1 )
{
$size1[1] = $size1[0];
$size1[0] = 0;
}
$size1[0] = (int) $size1[0];
$size1[1] = (int) $size1[1];
if( count( $size2 ) == 1 )
{
$size2[1] = $size2[0];
$size2[0] = 0;
}
$size2[0] = (int) $size2[0];
$size2[1] = (int) $size2[1];
// descending for max width
if( $size1[1] != $size2[1] )
{
return $size1[1] < $size2[1] ? 1 : -1;
}
// ascending for min width as smaller limited sizes are stronger rules
if( $size1[0] != $size2[0] )
{
return $size1[0] < $size2[0] ? -1 : 1;
}
return 0;
}
}
/**
* Returns the main instance of aviaPostCssManagement to prevent the need to use globals
*
* @since 4.8.8
* @return ResponsiveTypo
*/
function Responsive_Typo()
{
return ResponsiveTypo::instance();
}
}
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