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Fix bounding box calculation for Slot primitives per #77

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This commit is contained in:
Hamilton Kibbe 2017-11-14 09:15:06 -05:00
parent ca6c819ca8
commit c2ed707b52
1 changed files with 6 additions and 3 deletions
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9
gerber/primitives.py
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@ -1669,9 +1669,12 @@ class Slot(Primitive):
@property
def bounding_box(self):
if self._bounding_box is None:
ll = tuple([c - self.diameter / 2. for c in self.position])
ur = tuple([c + self.diameter / 2. for c in self.position])
self._bounding_box = ((ll[0], ur[0]), (ll[1], ur[1]))
radius = self.diameter / 2.
min_x = min(self.start[0], self.end[0]) - radius
max_x = max(self.start[0], self.end[0]) + radius
min_y = min(self.start[1], self.end[1]) - radius
max_y = max(self.start[1], self.end[1]) + radius
self._bounding_box = ((min_x, max_x), (min_y, max_y))
return self._bounding_box
def offset(self, x_offset=0, y_offset=0):