roar/liboperators/OperatorTile.py

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#!/usr/bin/env python3
#
# OperatorTile.py
# Copyright (c) 2018, 2019 Lucio Andrés Illanes Albornoz <lucio@lucioillanes.de>
#
from Operator import Operator
import copy
class OperatorTile(Operator):
name = "Tile"
#
# apply2(self, mapPoint, mousePoint, regionOld, region)
def apply2(self, mapPoint, mousePoint, regionOld, region):
if self.lastPoint == None:
self.lastPoint = list(mapPoint)
if self.tileObject == None:
self.tileObject = copy.deepcopy(region)
delta = [b - a for a, b in zip(self.lastPoint, mapPoint)]
if delta[1] > 0:
for numNewRow in range(delta[1]):
newRow = copy.deepcopy(self.tileObject[len(region) % len(self.tileObject)])
if len(newRow) < len(region[0]):
for numNewCol in range(len(newRow), len(region[0])):
newRow += [list(self.tileObject[len(region) % len(self.tileObject)][numNewCol % len(self.tileObject[len(region) % len(self.tileObject)])])]
region += [newRow]
if delta[0] > 0:
for numRow in range(len(region)):
for numNewCol in range(len(region[numRow]), len(region[numRow]) + delta[0]):
region[numRow] += [list(self.tileObject[numRow % len(self.tileObject)][numNewCol % len(self.tileObject[numRow % len(self.tileObject)])])]
self.lastPoint = list(mapPoint)
return region
# __init__(self, *args): initialisation method
def __init__(self, *args):
self.lastPoint, self.tileObject = None, None
# vim:expandtab foldmethod=marker sw=4 ts=4 tw=120