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compositor speed

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This commit is contained in:
Will McGugan
2022-09-30 12:06:59 +01:00
parent aec4da985e
commit c2aea3287a
1 changed files with 11 additions and 13 deletions
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24
src/textual/_compositor.py
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@@ -332,7 +332,6 @@ class Compositor:
}
return self._visible_widgets
@timer("arrange")
def _arrange_root(
self, root: Widget, size: Size
) -> tuple[CompositorMap, set[Widget]]:
@@ -485,20 +484,19 @@ class Compositor:
"""Visible widgets and regions in layers order."""
if self._layers_visible is None:
with timer("CALC LAYERS"):
layers_visible: dict[int, list[tuple[Widget, Region]]]
screen_region = self.size.region
_, screen_height = self.size
layers_visible = {y: [] for y in screen_region.line_range}
layers_visible: dict[int, list[tuple[Widget, Region]]]
screen_region = self.size.region
_, screen_height = self.size
layers_visible = {y: [] for y in screen_region.line_range}
visible_intersection = screen_region.intersection
visible_intersection = screen_region.intersection
for widget, region, *_ in self:
(_x, y, _width, height) = region
if y + height > 0 and y < screen_height:
for y in visible_intersection(region).line_range:
layers_visible[y].append((widget, region))
self._layers_visible = layers_visible
for widget, region, *_ in self:
(_x, y, _width, height) = region
if y + height > 0 and y < screen_height:
for y in visible_intersection(region).line_range:
layers_visible[y].append((widget, region))
self._layers_visible = layers_visible
return self._layers_visible
def __iter__(self) -> Iterator[tuple[Widget, Region, Region, Size, Size]]: