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Cull widget draw calls in column and row

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This commit is contained in:
Héctor Ramón Jiménez 2024-10-02 15:45:21 +02:00
parent 509a0a574a
commit d40aa6400d
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GPG key ID: 7CC46565708259A7
3 changed files with 16 additions and 26 deletions
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4
core/src/widget/text.rs
View file

@ -334,10 +334,6 @@ pub fn draw<Renderer>(
{
let bounds = layout.bounds();
if !bounds.intersects(viewport) {
return;
}
let x = match paragraph.horizontal_alignment() {
alignment::Horizontal::Left => bounds.x,
alignment::Horizontal::Center => bounds.center_x(),

19
widget/src/column.rs
View file

@ -320,24 +320,21 @@ where
viewport: &Rectangle,
) {
if let Some(clipped_viewport) = layout.bounds().intersection(viewport) {
let viewport = if self.clip {
&clipped_viewport
} else {
viewport
};
for ((child, state), layout) in self
.children
.iter()
.zip(&tree.children)
.zip(layout.children())
.filter(|(_, layout)| layout.bounds().intersects(viewport))
{
child.as_widget().draw(
state,
renderer,
theme,
style,
layout,
cursor,
if self.clip {
&clipped_viewport
} else {
viewport
},
state, renderer, theme, style, layout, cursor, viewport,
);
}
}

19
widget/src/row.rs
View file

@ -316,24 +316,21 @@ where
viewport: &Rectangle,
) {
if let Some(clipped_viewport) = layout.bounds().intersection(viewport) {
let viewport = if self.clip {
&clipped_viewport
} else {
viewport
};
for ((child, state), layout) in self
.children
.iter()
.zip(&tree.children)
.zip(layout.children())
.filter(|(_, layout)| layout.bounds().intersects(viewport))
{
child.as_widget().draw(
state,
renderer,
theme,
style,
layout,
cursor,
if self.clip {
&clipped_viewport
} else {
viewport
},
state, renderer, theme, style, layout, cursor, viewport,
);
}
}