CatalogueElement.fromMap constructor

CatalogueElement.fromMap(Map map)

Constructor used to create the element from a Map. It is used in the Catalogue class to transform the Catalogue in the DB in a matrix.

Implementation 

CatalogueElement.fromMap(Map map) {
  elementName = map['elementName'];
  elementValue = map['elementValue'];
  elementQuantity = map['elementQuantity'];
  elementId = map['elementId'];
  chosenQuantity = map['chosenQuantity'];
}