private function getConditionChain(LegendInterface $legend, $propertyName, array &$conditions)
    {
        // Cache condition chain for each legend property.
        if (isset($conditions[$legend->getName()][$propertyName])) {
            return $conditions[$legend->getName()][$propertyName];
        }

        $property = $this->getLegendProperty($legend, $propertyName);

        // There is no condition assigned to the property. Create an condition chain with an and conjunction
        // and add the condition condition chain for the sub palette with an or condition to it.
        $condition = $this->getVisibleCondition($property);

        $orCondition = new PropertyConditionChain();
        $orCondition->setConjunction(PropertyConditionChain::OR_CONJUNCTION);

        $conditions[$legend->getName()][$propertyName] = $orCondition;

        $condition->addCondition($orCondition);

        return $orCondition;
    }
private function getConditionChain(LegendInterface $legend, $propertyName, array &$conditions)
    {
        // Cache condition chain for each legend property.
        if (isset($conditions[$legend->getName()][$propertyName])) {
            return $conditions[$legend->getName()][$propertyName];
        }

        $property = $this->getLegendProperty($legend, $propertyName);

        // There is no condition assigned to the property. Create an condition chain with an and conjunction
        // and add the condition condition chain for the sub palette with an or condition to it.
        $condition = $this->getVisibleCondition($property);

        $orCondition = new PropertyConditionChain();
        $orCondition->setConjunction(PropertyConditionChain::OR_CONJUNCTION);

        $conditions[$legend->getName()][$propertyName] = $orCondition;

        $condition->addCondition($orCondition);

        return $orCondition;
    }
private function getConditionChain ( LegendInterface $ legend , $ propertyName , array & $ conditions ) { // Cache condition chain for each legend property. if ( isset ( $ conditions [ $ legend -> getName ( ) ] [ $ propertyName ] ) ) { return $ conditions [ $ legend -> getName ( ) ] [ $ propertyName ] ; } $ property = $ this -> getLegendProperty ( $ legend , $ propertyName ) ; // There is no condition assigned to the property. Create an condition chain with an and conjunction // and add the condition condition chain for the sub palette with an or condition to it. $ condition = $ this -> getVisibleCondition ( $ property ) ; $ orCondition = new PropertyConditionChain ( ) ; $ orCondition -> setConjunction ( PropertyConditionChain :: OR_CONJUNCTION ) ; $ conditions [ $ legend -> getName ( ) ] [ $ propertyName ] = $ orCondition ; $ condition -> addCondition ( $ orCondition ) ; return $ orCondition ; }
Get the property chain condition for the property.

@param LegendInterface $legend       The legend.
@param string          $propertyName The legend property name.
@param array           $conditions   Conditions assigned to the properties in this palette.

@return PropertyConditionChain
Get the property chain condition for the property .