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Preview drag destinations

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This commit is contained in:
Emil Ernerfeldt
2023-04-23 20:28:23 +02:00
parent 92d93cb24a
commit 9b154c6d1d
3 changed files with 211 additions and 43 deletions
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24
crates/emath/src/rect.rs
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@@ -521,6 +521,30 @@ impl Rect {
pub fn right_bottom(&self) -> Pos2 {
pos2(self.right(), self.bottom())
}
/// Split rectangle in left and right halfs. `t` is expected to be in the (0,1) range.
pub fn split_left_right_at_fraction(&self, t: f32) -> (Rect, Rect) {
self.split_left_right_at_x(lerp(self.min.x..=self.max.x, t))
}
/// Split rectangle in left and right halfs at the given `x` coordinate.
pub fn split_left_right_at_x(&self, split_x: f32) -> (Rect, Rect) {
let left = Rect::from_min_max(self.min, Pos2::new(split_x, self.max.y));
let right = Rect::from_min_max(Pos2::new(split_x, self.min.y), self.max);
(left, right)
}
/// Split rectangle in top and bottom halfs. `t` is expected to be in the (0,1) range.
pub fn split_top_bottom_at_fraction(&self, t: f32) -> (Rect, Rect) {
self.split_top_bottom_at_y(lerp(self.min.y..=self.max.y, t))
}
/// Split rectangle in top and bottom halfs at the given `y` coordinate.
pub fn split_top_bottom_at_y(&self, split_y: f32) -> (Rect, Rect) {
let top = Rect::from_min_max(self.min, Pos2::new(self.max.x, split_y));
let bottom = Rect::from_min_max(Pos2::new(self.min.x, split_y), self.max);
(top, bottom)
}
}
impl std::fmt::Debug for Rect {