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Merge only contiguous layers in layer::Stack

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Héctor Ramón Jiménez 2025-08-17 09:31:46 +02:00
parent ab04751bc4
commit 4d93837094
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1 changed files with 11 additions and 7 deletions
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18
graphics/src/layer.rs
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@ -105,14 +105,18 @@ impl<T: Layer> Stack<T> {
let previous = self.previous.pop().unwrap();
let (head, tail) = self.layers.split_at_mut(previous + 1);
let previous_layer = &mut head[previous];
let current_layer = &mut tail[self.current - previous - 1];
// Try to merge contiguous layers
if previous + 1 == self.current {
let (head, tail) = self.layers.split_at_mut(previous + 1);
let previous_layer = &mut head[previous];
let current_layer = &mut tail[0];
if previous_layer.end() <= current_layer.start()
&& previous_layer.bounds() == current_layer.bounds()
{
previous_layer.merge(current_layer);
if previous_layer.end() <= current_layer.start()
&& previous_layer.bounds() == current_layer.bounds()
{
previous_layer.merge(current_layer);
self.active_count -= 1;
}
}
self.current = previous;