Base class for all Sass literals.
Sass data types are extended from this class.
/**
* Divides this value by the value of other
*
* @param
* mixed SassNumber|SassColour: value to divide by
* @return mixed SassNumber if other is a SassNumber or
* SassColour if it is a SassColour
*/
public function op_div($other)
{
if ($other instanceof SassColour) {
return $other->op_div($this);
} elseif (!$other instanceof SassNumber) {
throw new SassNumberException('{what} must be a {type}', array('{what}' => Phamlp::t('sass', 'Number'), '{type}' => Phamlp::t('sass', 'number')), SassScriptParser::$context->node);
} elseif ($this->inExpression || $other->inExpression) {
return new SassNumber($this->value / $other->value . $this->unitString(array_merge($this->numeratorUnits, $other->denominatorUnits), array_merge($this->denominatorUnits, $other->numeratorUnits)));
} else {
return parent::op_div($other);
}
}
/**
* SassScript '/' operation.
* @param SassLiteral $other value to divide by
* @return sassString the string values of this and other seperated by '/'
*/
public function op_div($other)
{
return new SassString($this->toString() . ' / ' . $other->toString());
}
/**
* Inspects the type of the argument, returning it as an unquoted string.
* @param SassLiteral The object to inspect
* @return new SassString The type of object
* @throws SassScriptFunctionException If $obj is not an instance of a
* SassLiteral
*/
public static function type_of($obj)
{
SassLiteral::assertType($obj, SassLiteral);
return new SassString($obj->typeOf);
}
public static function grad_position($colourList, $index, $default, $radial = null)
{
SassLiteral::assertType($colourList, 'CompassList');
if (is_null($radial)) {
$radial = new SassBoolean(false);
} else {
SassLiteral::assertType($radial, 'SassBoolean');
}
$stop = $colourList->values[$index->value - 1]->stop;
if ($stop && $radial->value) {
$orig_stop = $stop;
if ($stop->isUnitless()) {
if ($stop->value <= 1) {
# A unitless number is assumed to be a percentage when it's between 0 and 1
$stop = $stop->op_times(new SassNumber('100%'));
} else {
# Otherwise, a unitless number is assumed to be in pixels
$stop = $stop->op_times(new SassNumber('1px'));
}
}
if ($stop->numeratorUnits === '%' && isset($colourList->values[sizeof($colourList->values) - 1]->stop) && $colourList->values[sizeof($colourList->values) - 1]->stop->numeratorUnits === 'px') {
$stop = $stop->op_times($colourList->values[sizeof($colourList->values) - 1]->stop)->op_div(new SassNumber('100%'));
}
//Compass::Logger.new.record(:warning, "Webkit only supports pixels for the start and end stops for radial gradients. Got: #{orig_stop}") if stop.numerator_units != ["px"];
return $stop->op_div(new SassNumber('1' . $stop->units));
} elseif ($stop) {
return $stop;
} else {
return $default;
}
}
