Your IP : 216.73.216.171
<?php
/**
* Altitude Pro.
*
* This file adds the theme helper functions to the Altitude Pro Theme.
*
* @package Altitude
* @author StudioPress
* @license GPL-2.0+
* @link http://my.studiopress.com/themes/altitude/
*/
/**
* Get default link color for Customizer.
* Abstracted here since at least two functions use it.
*
* @since 1.1.0
*
* @return string Hex color code for accent color.
*/
function altitude_customizer_get_default_link_color() {
return '#22a1c4';
}
/**
* Get default accent color for Customizer.
* Abstracted here since at least two functions use it.
*
* @since 1.1.0
*
* @return string Hex color code for accent color.
*/
function altitude_customizer_get_default_accent_color() {
return '#22a1c4';
}
/**
* Calculate the color contrast.
*
* @since 1.1.0
*
* @return string Hex value of the contrasting color.
*/
function altitude_color_contrast( $color ) {
$hexcolor = str_replace( '#', '', $color );
$red = hexdec( substr( $hexcolor, 0, 2 ) );
$green = hexdec( substr( $hexcolor, 2, 2 ) );
$blue = hexdec( substr( $hexcolor, 4, 2 ) );
$luminosity = ( ( $red * 0.2126 ) + ( $green * 0.7152 ) + ( $blue * 0.0722 ) );
return ( $luminosity > 128 ) ? '#000000' : '#ffffff';
}
/**
* Calculate color brightness.
*
* @since 1.1.0
*
* @return string Hex value of the new color brightness.
*/
function altitude_color_brightness( $color, $change ) {
$hexcolor = str_replace( '#', '', $color );
$red = hexdec( substr( $hexcolor, 0, 2 ) );
$green = hexdec( substr( $hexcolor, 2, 2 ) );
$blue = hexdec( substr( $hexcolor, 4, 2 ) );
$red = max( 0, min( 255, $red + $change ) );
$green = max( 0, min( 255, $green + $change ) );
$blue = max( 0, min( 255, $blue + $change ) );
return '#'.dechex( $red ).dechex( $green ).dechex( $blue );
}
/**
* Change color brightness.
*
* @since 3.2.0
*/
function altitude_change_brightness( $color ) {
$hexcolor = str_replace( '#', '', $color );
$red = hexdec( substr( $hexcolor, 0, 2 ) );
$green = hexdec( substr( $hexcolor, 2, 2 ) );
$blue = hexdec( substr( $hexcolor, 4, 2 ) );
$luminosity = ( ( $red * 0.2126 ) + ( $green * 0.7152 ) + ( $blue * 0.0722 ) );
return ( $luminosity > 128 ) ? altitude_color_brightness( '#333333', 70 ) : altitude_color_brightness( '#ffffff', -50 );
}