def undraw(self):
tmp_liquids = Stack()
while not self.liquids.isEmpty():
liquid: Liquid = self.liquids.pop()
liquid.undraw()
tmp_liquids.push(liquid)
self.liquids = tmp_liquids.reverse()
def __str__(self) -> str:
tmp = Stack()
result = ""
while not self.liquids.isEmpty():
liquid = self.liquids.pop()
result += liquid.getColor() + " -> "
tmp.push(liquid)
self.liquids = tmp.reverse()
return result
def getNumAlternating(self):
alt = 0
tmp = Stack()
prev_color = None
while not self.liquids.isEmpty():
liquid = self.liquids.pop()
color = liquid.getColor()
if not color == prev_color and prev_color is not None:
alt += 1
prev_color = color
tmp.push(liquid)
self.liquids = tmp.reverse()
return alt
def getNumGroups(self):
groups = [0]
g_idx = 0
tmp = Stack()
prev_color = None
while not self.liquids.isEmpty():
liquid = self.liquids.pop()
color = liquid.getColor()
if not color == prev_color and prev_color is not None:
groups.append(0)
g_idx += 1
groups[g_idx] += 1
prev_color = color
tmp.push(liquid)
self.liquids = tmp.reverse()
return len([x for x in groups if x > 0])
def draw(self, win: GraphWin):
Text(Point(self.sx + (self.width // 2), self.sy + (self.width // 2)),
self.name).draw(win)
Line(Point(self.sx, self.sy), Point(self.sx,
self.sy - self.height)).draw(win)
Line(Point(self.sx + self.width, self.sy),
Point(self.sx + self.width, self.sy - self.height)).draw(win)
Line(Point(self.sx, self.sy - self.height),
Point(self.sx + self.width, self.sy - self.height)).draw(win)
tmp_liquids = Stack()
while not self.liquids.isEmpty():
liquid: Liquid = self.liquids.pop()
liquid.draw(win)
tmp_liquids.push(liquid)
self.liquids = tmp_liquids.reverse()