From 6ac40b11006f40567fc728601c3a602993445e62 Mon Sep 17 00:00:00 2001
From: Joonas Javanainen <joonas.javanainen@gmail.com>
Date: Sat, 4 Nov 2017 10:44:16 +0200
Subject: [PATCH] Take ref_color by reference

---
 imgui-examples/examples/test_window_impl.rs | 2 +-
 src/color_editors.rs                        | 6 +++---
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/imgui-examples/examples/test_window_impl.rs b/imgui-examples/examples/test_window_impl.rs
index edcab61..01ae2f5 100644
--- a/imgui-examples/examples/test_window_impl.rs
+++ b/imgui-examples/examples/test_window_impl.rs
@@ -505,7 +505,7 @@ fn show_test_window<'a>(ui: &Ui<'a>, state: &mut State, opened: &mut bool) {
                     .rgb(true);
 
                   if s.ref_color {
-                    b = b.reference_color(s.ref_color_v)
+                    b = b.reference_color(&s.ref_color_v)
                   }
                   b.build();
                 });
diff --git a/src/color_editors.rs b/src/color_editors.rs
index b0d66bc..16b31fb 100644
--- a/src/color_editors.rs
+++ b/src/color_editors.rs
@@ -178,7 +178,7 @@ pub struct ColorPicker<'ui, 'p> {
     label: &'p ImStr,
     value: EditableColor<'p>,
     flags: ImGuiColorEditFlags,
-    ref_color: Option<[f32; 4]>,
+    ref_color: Option<&'p [f32; 4]>,
     _phantom: PhantomData<&'ui Ui<'ui>>,
 }
 
@@ -284,7 +284,7 @@ impl<'ui, 'p> ColorPicker<'ui, 'p> {
         self
     }
     #[inline]
-    pub fn reference_color(mut self, ref_color: [f32; 4]) -> Self {
+    pub fn reference_color(mut self, ref_color: &'p [f32; 4]) -> Self {
         self.ref_color = Some(ref_color);
         self
     }
@@ -292,7 +292,7 @@ impl<'ui, 'p> ColorPicker<'ui, 'p> {
         if let EditableColor::Float3(_) = self.value {
             self.flags.insert(ImGuiColorEditFlags::NoAlpha);
         }
-        let ref_color = self.ref_color.as_ref().map(|c| c.as_ptr()).unwrap_or(
+        let ref_color = self.ref_color.map(|c| c.as_ptr()).unwrap_or(
             ptr::null(),
         );
         unsafe {