def exportValue(self, vf, value):
        m = StrStrHashMap(value)
        keysAndValues = []
        for i in m.keys():
            keysAndValues.append(i)
            keysAndValues.append(m[i])
def filled_rectangle(self, x, y, w, h):
		self.board[y:y+h,x:x+w] = self.color