function parse($value)
{
if ($value === 'inherit') {
return CSS_PROPERTY_INHERIT;
}
// Note that we cannot just compare $value with these strings for equality,
// as 'parse' can be called with composite 'background' value as a parameter,
// say, 'black url(picture.gif) repeat', instead of just using 'repeat'
// Also, note that
// 1) 'repeat-x' value will match 'repeat' term
// 2) background-image 'url' values may contain these values as substrings
// to avoid these problems, we'll add spaced to the beginning and to the end of value,
// and will search for space-padded values, instead of raw substrings
$value = " " . $value . " ";
if (strpos($value, ' repeat-x ') !== false) {
return BR_REPEAT_X;
}
if (strpos($value, ' repeat-y ') !== false) {
return BR_REPEAT_Y;
}
if (strpos($value, ' no-repeat ') !== false) {
return BR_NO_REPEAT;
}
if (strpos($value, ' repeat ') !== false) {
return BR_REPEAT;
}
return CSSBackgroundRepeat::default_value();
}
function parse($value, &$pipeline)
{
if ($value === 'inherit') {
return CSS_PROPERTY_INHERIT;
}
$background = new Background(CSSBackgroundColor::parse($value), CSSBackgroundImage::parse($value, $pipeline), CSSBackgroundRepeat::parse($value), CSSBackgroundPosition::parse($value), CSSBackgroundAttachment::parse($value));
return $background;
}
function parse($value, &$pipeline)
{
$background = new Background(CSSBackgroundColor::parse($value), CSSBackgroundImage::parse($value, $pipeline), CSSBackgroundRepeat::parse($value), CSSBackgroundPosition::parse($value));
return $background;
}
/**
* Tests if the 'background' CSS property value is the default property value; e.g.
* all subproperty values are set to defaults.
*
* @return bool Flag indicating if current object have default value
*
* @see CSSBackgroundColor::default_value
* @see BackgroundImage::is_default
* @see CSSBackgroundRepeat::default_value
* @see BackgroundPosition::is_default
*/
function is_default()
{
return $this->_color->equals(CSSBackgroundColor::default_value()) && $this->_image->is_default() && $this->_repeat == CSSBackgroundRepeat::default_value() && $this->_position->is_default() && $this->_attachment->is_default();
}