1 files changed, 72 insertions, 0 deletions
diff --git a/Backends/VkvgBackend/src/Pattern.cs b/Backends/VkvgBackend/src/Pattern.cs
new file mode 100644
index 00000000..b25e26b2
--- /dev/null
+++ b/Backends/VkvgBackend/src/Pattern.cs
@@ -0,0 +1,72 @@
+// Copyright (c) 2018-2021  Jean-Philippe Bruyère <jp_bruyere@hotmail.com>
+//
+// This code is licensed under the MIT license (MIT) (http://opensource.org/licenses/MIT)
+
+using System;
+namespace Crow.Drawing
+{
+	public class Pattern : IDisposable
+	{
+		protected IntPtr handle = IntPtr.Zero;
+
+		#region CTORS & DTOR
+		protected Pattern(IntPtr handle)
+		{
+			this.handle = handle;
+		}
+		public Pattern(float r, float g, float b)
+		{
+			handle = NativeMethods.vkvg_pattern_create_rgb(r, g, b);
+		}
+		public Pattern(float r, float g, float b, float a)
+		{
+			handle = NativeMethods.vkvg_pattern_create_rgba(r, g, b, a);
+		}
+		public Pattern(Surface surf)
+		{
+			handle = NativeMethods.vkvg_pattern_create_for_surface(surf.Handle);
+		}
+
+		~Pattern()
+		{
+			Dispose(false);
+		}
+		#endregion
+
+		public void AddReference()
+		{
+			NativeMethods.vkvg_pattern_reference(handle);
+		}
+		public uint References() => NativeMethods.vkvg_pattern_get_reference_count(handle);
+
+		public IntPtr Handle => handle;
+
+		public Extend Extend
+		{
+			set { NativeMethods.vkvg_pattern_set_extend(handle, value); }
+			get { return NativeMethods.vkvg_pattern_get_extend(handle); }
+		}
+		public Filter Filter
+		{
+			set { NativeMethods.vkvg_pattern_set_filter(handle, value); }
+			get { return NativeMethods.vkvg_pattern_get_filter(handle); }
+		}
+
+		#region IDisposable implementation
+		public void Dispose()
+		{
+			Dispose(true);
+			GC.SuppressFinalize(this);
+		}
+
+		protected virtual void Dispose(bool disposing)
+		{
+			if (!disposing || handle == IntPtr.Zero)
+				return;
+
+			NativeMethods.vkvg_pattern_destroy(handle);
+			handle = IntPtr.Zero;
+		}
+		#endregion
+	}
+}
+\ No newline at end of file