def bounds(self):
"""Default bounds method. This is guaranteed to work, and should be fast
enough with small number of shapes. Subclasses with large numbers of
shapes may see performance benefits from overriding this method.
"""
if self._bounds is None:
left_edge = Min(shape.bounds.left_edge for shape in self.shapes)
right_edge = Max(shape.bounds.right_edge for shape in self.shapes)
top_edge = Min(shape.bounds.top_edge for shape in self.shapes)
bottom_edge = Max(shape.bounds.bottom_edge for shape in self.shapes)
self._bounds = Bounds(left_edge, right_edge, top_edge, bottom_edge)
return self._bounds
def bounds(self):
# FIXME: this class does not know how to compute its bounds!
# Maybe some clever font nerd can figure those out, but not me.
# Currently it just says the edges all intersect the anchor point, which
# is not very helpful (but is necessary for using this shape in Groups).
# Note that even without meaningful bounds you can still left-, center-,
# or right-align text. You just have to do it via styling. See
# examples/go_board.py for a sample of what this might look like.
x = self.anchor_point.x
y = self.anchor_point.y
return Bounds(x, x, y, y)
def bounds(self):
ul_bounds = self.shapes[0].bounds
br_bounds = self.shapes[-1].bounds
return Bounds(ul_bounds.left_edge, br_bounds.right_edge,
ul_bounds.top_edge, br_bounds.bottom_edge)
def bounds(self):
left_edge, right_edge = self.x - self.radius, self.x + self.radius
top_edge, bottom_edge = self.y - self.radius, self.y + self.radius
return Bounds(left_edge, right_edge, top_edge, bottom_edge)
def bounds(self):
left_edge, right_edge = self.x, self.x + self.width
top_edge, bottom_edge = self.y, self.y + self.height
return Bounds(left_edge, right_edge, top_edge, bottom_edge)
def bounds(self):
x, y = self.x, self.y
return Bounds(x, x, y, y) # just a point!
def bounds(self):
xs = (self.pt1.x, self.pt2.x)
ys = (self.pt1.y, self.pt2.y)
left_edge, right_edge = Min(*xs), Max(*xs)
top_edge, bottom_edge = Min(*ys), Max(*ys)
return Bounds(left_edge, right_edge, top_edge, bottom_edge)