class AStarDemo(object):
KeyMap = {
"h": direction.W, "j": direction.S, "k": direction.N, "l": direction.E,
"y": direction.NW, "u": direction.NE, "b": direction.SW, "n": direction.SE
}
def __init__(self):
self._cursor = (1, 1)
self._start = (1, 1)
self._goal = (33, 8)
self._console = Console()
self._map = Map()
self._astar = AStar(self._map.cost)
def run(self):
while True:
self.update()
def update(self):
self.render()
key = self._console.getKey()
if key in self.KeyMap:
self._cursor = coord.sum(self._cursor, self.KeyMap.get(key))
else:
self.putTerrain(key)
def putTerrain(self, key):
if key not in (' ', '"', '=', '#') : return
self._map.put(self._cursor, key)
def render(self):
self._console.clear()
self._map.render(self._console)
self._renderRoute()
self._console.move(self._cursor)
def _renderRoute(self):
for c in self._astar.compute(self._start, self._goal):
self._console.move(c).write('*')
