From 610dd6bb08138388ecdab8f86bbe556569490893 Mon Sep 17 00:00:00 2001
From: jpbruyere <jp.bruyere@hotmail.com>
Date: Tue, 2 Feb 2016 12:10:35 +0100
Subject: [PATCH] IFill implementation

---
 Crow.csproj                         |  1 +
 src/Cairo/IFill.cs                  | 11 +++++++++++
 src/Colors.cs                       | 11 ++++++++++-
 src/GraphicObjects/GraphicObject.cs |  2 +-
 src/OpenTKGameWindow.cs             |  2 +-
 5 files changed, 24 insertions(+), 3 deletions(-)
 create mode 100644 src/Cairo/IFill.cs

diff --git a/Crow.csproj b/Crow.csproj
index 7a253dae..26f028c1 100644
--- a/Crow.csproj
+++ b/Crow.csproj
@@ -130,6 +130,7 @@
     <Compile Include="src\GraphicObjects\GroupBox.cs" />
     <Compile Include="src\GraphicObjects\ScrollBar.cs" />
     <Compile Include="src\BubblingMouseButtonEventArgs.cs" />
+    <Compile Include="src\Cairo\IFill.cs" />
   </ItemGroup>
   <ItemGroup>
     <Reference Include="System" />
diff --git a/src/Cairo/IFill.cs b/src/Cairo/IFill.cs
new file mode 100644
index 00000000..e3459bb0
--- /dev/null
+++ b/src/Cairo/IFill.cs
@@ -0,0 +1,11 @@
+using System;
+using System.Collections.Generic;
+
+namespace Crow
+{
+	public interface ICairoFill
+	{
+		void SetAsSource (Cairo.Context ctx);
+	}
+}
+
diff --git a/src/Colors.cs b/src/Colors.cs
index 61f9208f..b83a2a96 100644
--- a/src/Colors.cs
+++ b/src/Colors.cs
@@ -10,7 +10,7 @@ using System.Diagnostics;
 
 namespace Crow
 {
-	public struct Color
+	public struct Color : ICairoFill
     {
 		#region CTOR
 		public Color(double _R, double _G, double _B, double _A)
@@ -148,6 +148,15 @@ namespace Crow
 			return new Color (this.R, this.G, this.B, _A);
 		}
 
+		#region IFill implementation
+
+		public void SetAsSource (Cairo.Context ctx)
+		{
+			ctx.SetSourceRGBA (R, G, B, A);
+		}
+
+		#endregion
+
 		#region Predefined colors
         public static readonly Color Transparent = new Color(0, 0, 0, 0, "Transparent");
 		public static readonly Color Clear = new Color(-1, -1, -1, -1, "Clear");
diff --git a/src/GraphicObjects/GraphicObject.cs b/src/GraphicObjects/GraphicObject.cs
index 99513f14..cef2c501 100644
--- a/src/GraphicObjects/GraphicObject.cs
+++ b/src/GraphicObjects/GraphicObject.cs
@@ -707,7 +707,7 @@ namespace Crow
 		{
 			Rectangle rBack = new Rectangle (Slot.Size);
 
-			gr.SetSourceColor(Background);
+			Background.SetAsSource (gr);
 			CairoHelpers.CairoRectangle(gr,rBack,_cornerRadius);
 			gr.Fill ();
 		}
diff --git a/src/OpenTKGameWindow.cs b/src/OpenTKGameWindow.cs
index ba458b54..a62f79f1 100644
--- a/src/OpenTKGameWindow.cs
+++ b/src/OpenTKGameWindow.cs
@@ -294,7 +294,7 @@ namespace Crow
 					#if DEBUG_CLIP_RECTANGLE
 					redrawClip.stroke (ctx, new Color(1.0,0,0,0.3));
 					#endif
-					redrawClip.clearAndClip (ctx);//rajouté après, tester si utile	
+					redrawClip.clearAndClip (ctx);	
 
 					//Link.draw (ctx);
 					foreach (GraphicObject p in invGOList) {
-- 
2.47.3