GameOfLife/EnvirCreator.py at master · AndrewJSON/GameOfLife · GitHub

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'''
 * EnvirCreator.py
 *
 *   Created on:         24.12.2018
 *   Author:             Andrew Jason Bishop
 *
 * General description:
 *   xxx
'''

import Enums as en


class EnvirCreator:

    def __init__(self, _space):

        self.space       = _space
        self.cellFactory = None
        self.lifeCycler  = None
        self.evaluator   = None

    def setCellFactory(self, _cf):
        self.cellFactory = _cf

    def setLifeCycler(self, _lc):
        self.lifeCycler = _lc

    def setEvaluator(self, _ev):
        self.evaluator = _ev


    def create_initial_LiveCell(self, _coord):

        cellType = self.evaluator.getCellType( _coord )

        if (None == cellType or en.CellType.DEAD == cellType):
            newLiveCell = self.cellFactory.createLiveCell( _coord )
            self.space.placeCell( newLiveCell )
            self.create_surrounding_DeadCells( _coord )


    def create_surrounding_DeadCells(self, _coord):

        for spatialDirection in en.directions: # from Enums.py

            neighborCoord = _coord + spatialDirection
            self.create_DeadCell_or_avert_termination( neighborCoord )


    def create_DeadCell_or_avert_termination(self, _coord):

        neighborCell = self.space.getCell( _coord )

        if not neighborCell:
            self.create_DeadCell_at_Coord( _coord )
        else:
            self.avert_termination_if_scheduled( neighborCell )


    def create_DeadCell_at_Coord(self, _coord):

        newDeadCell = self.cellFactory.createDeadCell( _coord )
        self.space.placeCell( newDeadCell )


    def avert_termination_if_scheduled(self, _neighborCell):

        neighborTransition = _neighborCell.getCellTransition()

        if ( self.lifeCycler.cellTermination == neighborTransition ):
            _neighborCell.avert_termination()


''' END '''