laipower/wp-content/plugins/gp-premium/secondary-nav/functions/css.php

139 lines
3.1 KiB
PHP

<?php
/**
* This file handles all of the Secondary Navigation functionality.
*
* @package GP Premium
*/
if ( ! defined( 'ABSPATH' ) ) {
exit; // No direct access, please.
}
if ( ! class_exists( 'GeneratePress_Secondary_Nav_CSS' ) ) :
/**
* Generate CSS class.
*/
class GeneratePress_Secondary_Nav_CSS {
/**
* The css selector that you're currently adding rules to.
*
* @access protected
* @var string
*/
protected $_selector = '';
/**
* Stores the final css output with all of its rules for the current selector.
*
* @access protected
* @var string
*/
protected $_selector_output = '';
/**
* Stores all of the rules that will be added to the selector.
*
* @access protected
* @var string
*/
protected $_css = '';
/**
* The string that holds all of the css to output.
*
* @access protected
* @var string
*/
protected $_output = '';
/**
* Sets a selector to the object and changes the current selector to a new one
*
* @access public
* @since 1.0
*
* @param string $selector - the css identifier of the html that you wish to target.
* @return $this
*/
public function set_selector( $selector = '' ) {
// Render the css in the output string everytime the selector changes.
if ( '' !== $this->_selector ) {
$this->add_selector_rules_to_output();
}
$this->_selector = $selector;
return $this;
}
/**
* Adds a css property with value to the css output.
*
* @access public
* @since 1.0
*
* @param string $property - the css property.
* @param string $value - the value to be placed with the property.
* @param string $og_default - check to see if the value matches the default.
* @param string $unit - the unit for the value (px).
* @return $this
*/
public function add_property( $property, $value, $og_default = false, $unit = false ) {
// Add our unit to the value if it exists.
if ( $unit && '' !== $unit ) {
$value = $value . $unit;
if ( '' !== $og_default ) {
$og_default = $og_default . $unit;
}
}
// If we don't have a value or our value is the same as our og default, bail.
if ( empty( $value ) || $og_default == $value ) {
return false;
}
$this->_css .= $property . ':' . $value . ';';
return $this;
}
/**
* Adds the current selector rules to the output variable
*
* @access private
* @since 1.0
*
* @return $this
*/
private function add_selector_rules_to_output() {
if ( ! empty( $this->_css ) ) {
$this->_selector_output = $this->_selector;
$selector_output = sprintf( '%1$s{%2$s}', $this->_selector_output, $this->_css );
$this->_output .= $selector_output;
// Reset the css.
$this->_css = '';
}
return $this;
}
/**
* Returns the minified css in the $_output variable
*
* @access public
* @since 1.0
*
* @return string
*/
public function css_output() {
// Add current selector's rules to output.
$this->add_selector_rules_to_output();
// Output minified css.
return $this->_output;
}
}
endif;