Std.Ui.Layout.hitTest
1 declaration
fn
hitTest: &Std.Ui.Layout.Layout -> Std.Ui.Canvas.Point -> Option[Int]This is a callable function.
What it does
The frontmost meaningful node under a point.
Frontmost is last in painting order. Decoration is transparent to pointing,
so a background never takes a press meant for what it holds.
Read the signature
- The text after the name is the type checked by Pudu.
- Read arrows from left to right: inputs come first, and the final type is returned.
- & borrows a value for this call instead of moving or copying it.
- Names inside [ ] are type arguments, such as the item type held by a collection.
- Option holds Some(value) or None when no value is available.
