migrations/egui
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Properly handle pixels_per_point in kittest

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This commit is contained in:
Lucas Meurer
2026-07-21 11:33:50 +02:00
parent 67d0ed276d
commit 726a496eb5
2 changed files with 10 additions and 5 deletions
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2
crates/egui_kittest/src/lib.rs
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@@ -735,7 +735,7 @@ impl<'a, State> Harness<'a, State> {
/// The root node of the test harness.
pub fn root(&self) -> Node<'_> {
Node::new(self.kittest.root(), &self.queued_events)
Node::new(self.kittest.root(), &self.queued_events, self.ctx.pixels_per_point())
}
/// Spawn a real native eframe window running this harness's app, reusing its [`egui::Context`].

13
crates/egui_kittest/src/node.rs
View File

@@ -19,6 +19,7 @@ pub type EventQueue = Mutex<Vec<EventType>>;
pub struct Node<'tree> {
pub(crate) accesskit_node: AccessKitNode<'tree>,
pub(crate) queue: &'tree EventQueue,
pub(crate) pixels_per_point: f32,
}
impl Debug for Node<'_> {
@@ -33,16 +34,17 @@ impl<'tree> NodeT<'tree> for Node<'tree> {
}
fn new_related(&self, child_node: AccessKitNode<'tree>) -> Self {
Self::new(child_node, self.queue)
Self::new(child_node, self.queue, self.pixels_per_point)
}
}
impl<'tree> Node<'tree> {
/// Construct a new accesskit node
pub fn new(accesskit_node: AccessKitNode<'tree>, queue: &'tree EventQueue) -> Self {
pub fn new(accesskit_node: AccessKitNode<'tree>, queue: &'tree EventQueue, pixels_per_point: f32) -> Self {
Self {
queue,
accesskit_node,
pixels_per_point,
}
}
@@ -113,14 +115,17 @@ impl<'tree> Node<'tree> {
));
}
/// This returns the rect in logical ui coordinates while the underlying [`accesskit::Node`] has it
/// in physical screen coordinates.
pub fn rect(&self) -> egui::Rect {
let rect = self
.accesskit_node
.bounding_box()
.expect("Every egui node should have a rect");
let ppp = self.pixels_per_point;
egui::Rect {
min: Pos2::new(rect.x0 as f32, rect.y0 as f32),
max: Pos2::new(rect.x1 as f32, rect.y1 as f32),
min: Pos2::new(rect.x0 as f32 / ppp, rect.y0 as f32 / ppp),
max: Pos2::new(rect.x1 as f32 / ppp, rect.y1 as f32 / ppp),
}
}