From 4e1640b5628a48320c654814f40b96e8d431dd74 Mon Sep 17 00:00:00 2001
From: brianlagunas_cp <XceedBoucherS@users.noreply.github.com>
Date: Wed, 30 Mar 2011 17:15:52 +0000
Subject: [PATCH] ColorCanvas: fixed bug when selecting black or white the
 color spectrum slider would jump to red.

---
 .../ColorCanvas/Implementation/ColorCanvas.cs                 | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/ExtendedWPFToolkitSolution/Src/WPFToolkit.Extended/ColorCanvas/Implementation/ColorCanvas.cs b/ExtendedWPFToolkitSolution/Src/WPFToolkit.Extended/ColorCanvas/Implementation/ColorCanvas.cs
index 8f30e843..9922e955 100644
--- a/ExtendedWPFToolkitSolution/Src/WPFToolkit.Extended/ColorCanvas/Implementation/ColorCanvas.cs
+++ b/ExtendedWPFToolkitSolution/Src/WPFToolkit.Extended/ColorCanvas/Implementation/ColorCanvas.cs
@@ -324,7 +324,9 @@ namespace Microsoft.Windows.Controls
             _currentColorPosition = null;
 
             HsvColor hsv = ColorUtilities.ConvertRgbToHsv(color.R, color.G, color.B);
-            _spectrumSlider.Value = hsv.H;
+
+            if (color.R != color.G && color.R != color.B)
+                _spectrumSlider.Value = hsv.H;
 
             Point p = new Point(hsv.S, 1 - hsv.V);