function pl_base_color($mode = '', $difference = '10%')
{
$base_color = PageLinesThemeSupport::BaseColor();
if (!$base_color) {
if (pl_check_color_hash(ploption('contentbg'))) {
$base = pl_hash_strip(ploption('contentbg'));
} elseif (pl_check_color_hash(ploption('pagebg'))) {
$base = pl_hash_strip(ploption('pagebg'));
} elseif (pl_check_color_hash(ploption('bodybg'))) {
$base = pl_hash_strip(ploption('bodybg'));
} else {
$base = 'FFFFFF';
}
} else {
$base = $base_color;
}
if ($mode != '') {
$adjust_base = new PageLinesColor($base);
$adjusted = $adjust_base->c($mode, $difference);
return $adjusted;
} else {
return $base;
}
}
/**
* Do Color Math
*
* @param $oid
* @param $o
* @param $val
* @param string $format
*
* @uses base_hsl
* @uses get_color
* @uses get_hsl
* @uses load_the_props
* @uses set_factory_key
* @uses store_set_color
*
* @internal uses class PageLinesCSS
* @internal uses filter 'pl_math_array'
*
* @return string
* @todo confirm if removing the return after "if( ploption('disable_text_shadow') )" is correct
*/
function do_color_math($oid, $o, $val, $format = 'css')
{
$default = isset($o['default']) ? $o['default'] : $val;
$output = '';
$id = isset($o['id']) ? $o['id'] : null;
$math_array = isset($o['math']) ? $o['math'] : array();
$math_array = apply_filters('pl_math_array', $math_array, $oid, $o);
if (!empty($math_array)) {
// Set the base.
// If no option value, use the depends cascade
foreach ($o['math'] as $key => $k) {
if (!$val) {
if (isset($k['depends'])) {
foreach ($k['depends'] as $d) {
if (isset($d) && !empty($d)) {
$base = $d;
break;
}
}
}
} else {
$base = str_replace('#', '', $val);
}
}
// Set the base color
$base = isset($base) ? $base : $default;
if (isset($id)) {
store_set_color($id, $base);
}
// Set up the base color for editing
$math = new PageLinesColor($base, $id);
// Process math array
foreach ($o['math'] as $key => $k) {
$id = isset($k['id']) ? $k['id'] : '';
$difference = isset($k['diff']) ? $k['diff'] : '10%';
if ($k['mode'] == 'mix' || $k['mode'] == 'shadow') {
if (isset($k['mixwith']) && is_array($k['mixwith'])) {
foreach ($k['mixwith'] as $mkey => $m) {
if (isset($m) && !empty($m)) {
$mix_color = $m;
break;
} else {
$mix_color = $base;
}
}
} elseif (isset($k['mixwith'])) {
$mix_color = $k['mixwith'];
}
if ($k['mode'] == 'shadow') {
//if( ploption('disable_text_shadow') )
/** commented out return as part of if statement */
// return;
$difference = $math->get_hsl($mix_color, 'lightness') - $math->base_hsl['lightness'];
$difference = $difference > 0 ? 0.1 : -0.2;
$k['css_prop'] = $difference < 0 ? array('text-shadow-top') : array('text-shadow');
}
$color = $math->get_color($k['mode'], $difference, $mix_color, $id);
} else {
$color = $math->get_color($k['mode'], $difference, null, $id);
}
$css = new PageLinesCSS();
if (isset($o['selectors']) && $o['selectors'] != '') {
$output .= $css->load_the_props($k['css_prop'], '#' . $color);
} else {
// If using cssgroups
$cssgroup = $k['cssgroup'];
if (is_array($cssgroup)) {
foreach ($cssgroup as $cgroup) {
$css->set_factory_key($cgroup, $css->load_the_props($k['css_prop'], '#' . $color));
}
} else {
$css->set_factory_key($cssgroup, $css->load_the_props($k['css_prop'], '#' . $color));
}
}
// Recursion
if (isset($k['math'])) {
do_color_math($key, $k, $color, $format);
}
}
}
return $output;
}