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moar optimization

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This commit is contained in:
Will McGugan
2022-10-01 16:28:01 +01:00
parent 0fa71c4d22
commit 658ed39dbe
1 changed files with 11 additions and 4 deletions
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15
src/textual/_compositor.py
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@@ -486,10 +486,17 @@ class Compositor:
if self._layers_visible is None:
layers_visible: dict[int, list[tuple[Widget, Region, Region]]]
layers_visible = {y: [] for y in range(self.size.height)}
for widget, cropped_region, region, *_ in self:
_x, y, _width, height = cropped_region
for y in range(y, y + height):
layers_visible[y].append((widget, cropped_region, region))
layers_visible_appends = {
y: layer.append for y, layer in layers_visible.items()
}
intersection = Region.intersection
# for widget, cropped_region, region, *_ in self:
for widget, (region, _, clip, _, _, _) in self.layers:
cropped_region = intersection(region, clip)
_x, region_y, _width, height = cropped_region
widget_location = (widget, cropped_region, region)
for y in range(region_y, region_y + height):
layers_visible_appends[y](widget_location)
self._layers_visible = layers_visible
return self._layers_visible