ColorSpace per stop implemented on PPC.

Synchronization only when values change.
Volume open for all.
RGB to closest catalog item...

1 files changed, 23 insertions, 0 deletions

diff --git a/Software/Visual_Studio/Tango.BL/ExtensionMethods/ColorCatalogItemsExtensions.cs b/Software/Visual_Studio/Tango.BL/ExtensionMethods/ColorCatalogItemsExtensions.cs
new file mode 100644
index 000000000..2a548371e
--- /dev/null
+++ b/Software/Visual_Studio/Tango.BL/ExtensionMethods/ColorCatalogItemsExtensions.cs
@@ -0,0 +1,23 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Media;
+using Tango.BL.Entities;
+
+public static class ColorCatalogItemsExtensions
+{
+    public static ColorCatalogsItem GetClosestItem(this IEnumerable<ColorCatalogsItem> items, Color color)
+    {
+        var minDiff = items.Select(x => x.Color).Select(n => ColorDiff(n, color)).Min(n => n);
+        return items.FirstOrDefault(n => ColorDiff(n.Color, color) == minDiff);
+    }
+
+    private static int ColorDiff(Color c1, Color c2)
+    {
+        return (int)Math.Sqrt((c1.R - c2.R) * (c1.R - c2.R)
+                               + (c1.G - c2.G) * (c1.G - c2.G)
+                               + (c1.B - c2.B) * (c1.B - c2.B));
+    }
+}