From c2fd3561cb0a6ec49545b309ab8312aef7c3e598 Mon Sep 17 00:00:00 2001
From: Malik Olivier Boussejra <malik@boussejra.com>
Date: Tue, 29 May 2018 13:36:18 +0900
Subject: [PATCH] [ImGui] Add helper function to get wheel delta

---
 src/lib.rs | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/lib.rs b/src/lib.rs
index 0c99b31..431a140 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -219,6 +219,11 @@ impl ImGui {
         let io = self.io_mut();
         io.mouse_wheel = value;
     }
+    /// Get mouse wheel delta
+    pub fn mouse_wheel(&self) -> f32 {
+        let io = self.io();
+        io.mouse_wheel
+    }
     /// Set to `true` to have ImGui draw the cursor in software.
     /// If `false`, the OS cursor is used (default to `false`).
     pub fn set_mouse_draw_cursor(&mut self, value: bool) {