Condition using a custom callback function for flexible custom conditions.
__clone()
__construct(\Closure $callback)
match(\ContaoCommunityAlliance\DcGeneral\Data\ModelInterface $model, \ContaoCommunityAlliance\DcGeneral\Data\PropertyValueBag $input, \ContaoCommunityAlliance\DcGeneral\DataDefinition\Palette\PropertyInterface $property, \ContaoCommunityAlliance\DcGeneral\DataDefinition\Palette\LegendInterface $legend)