From cf163cc95482afaa3cdacdc6d2229d5477e07e42 Mon Sep 17 00:00:00 2001
From: Barugon <16503728+Barugon@users.noreply.github.com>
Date: Tue, 5 Sep 2023 01:44:23 -0700
Subject: [PATCH] Add `scroll_area::State::velocity` (#3300)

* Implement `has_momentum`

* Add doc comment

* Call it `has_velocity`

* Implement `velocity` method

---------

Co-authored-by: Emil Ernerfeldt <emil.ernerfeldt@gmail.com>
---
 crates/egui/src/containers/scroll_area.rs | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/crates/egui/src/containers/scroll_area.rs b/crates/egui/src/containers/scroll_area.rs
index 5f7a9a03..0c2cead7 100644
--- a/crates/egui/src/containers/scroll_area.rs
+++ b/crates/egui/src/containers/scroll_area.rs
@@ -54,6 +54,11 @@ impl State {
     pub fn store(self, ctx: &Context, id: Id) {
         ctx.data_mut(|d| d.insert_persisted(id, self));
     }
+
+    /// Get the current kinetic scrolling velocity.
+    pub fn velocity(&self) -> Vec2 {
+        self.vel
+    }
 }
 
 pub struct ScrollAreaOutput<R> {