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fix for anchored_position to work correctly with scaled label #57

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Merged
merged 1 commit into from
Jul 2, 2020
Merged

fix for anchored_position to work correctly with scaled label #57

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18 changes: 12 additions & 6 deletions adafruit_display_text/label.py
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Original file line number Diff line number Diff line change
Expand Up @@ -79,6 +79,10 @@ def __init__(
padding_right=0,
**kwargs
):
if "scale" in kwargs.keys():
self._scale = kwargs["scale"]
else:
self._scale = 1
if not max_glyphs and not text:
raise RuntimeError("Please provide a max size, or initial text")
if not max_glyphs:
Expand Down Expand Up @@ -361,13 +365,15 @@ def anchored_position(self):

@anchored_position.setter
def anchored_position(self, new_position):
self.x = int(
new_x = int(
new_position[0]
- self._boundingbox[0]
- self._anchor_point[0] * self._boundingbox[2]
- self._anchor_point[0] * (self._boundingbox[2] * self._scale)
)
self.y = int(
new_y = self.y = int(
new_position[1]
- self._boundingbox[1]
- self._anchor_point[1] * self._boundingbox[3]
- self._anchor_point[1] * (self._boundingbox[3] * self._scale)
+ (self._boundingbox[3] * self._scale) / 2
)
self._boundingbox = (new_x, new_y, self._boundingbox[2], self._boundingbox[3])
self.x = new_x
self.y = new_y