Refactoring GestureHandler for extension

 - Design : http://suprem.sec.samsung.net/confluence/display/SPTDTLC/Refactoring+GestureHandler

Change-Id: I1cbcf830b4b1076c227b0ea641508198c7cb2102
Signed-off-by: SungHyun Min <shyun.min@samsung.com>

1 files changed, 56 insertions, 0 deletions

diff --git a/Xamarin.Forms.Platform.Tizen/TapGestureHandler.cs b/Xamarin.Forms.Platform.Tizen/TapGestureHandler.cs
new file mode 100644
index 00000000..f8e09078
--- /dev/null
+++ b/Xamarin.Forms.Platform.Tizen/TapGestureHandler.cs
@@ -0,0 +1,56 @@
+using System;
+using System.ComponentModel;
+using ElmSharp;
+
+namespace Xamarin.Forms.Platform.Tizen
+{
+	public class TapGestureHandler : GestureHandler
+	{
+		public TapGestureHandler(IGestureRecognizer recognizer) : base(recognizer)
+		{
+			recognizer.PropertyChanged += OnRecognizerPropertyChanged;
+		}
+
+		public override GestureLayer.GestureType Type
+		{
+			get
+			{
+				var recognizer = Recognizer as TapGestureRecognizer;
+				if (recognizer != null)
+				{
+					int numberOfTaps = recognizer.NumberOfTapsRequired;
+
+					if (numberOfTaps > 2)
+						return GestureLayer.GestureType.TripleTap;
+					else if (numberOfTaps > 1)
+						return GestureLayer.GestureType.DoubleTap;
+				}
+				return GestureLayer.GestureType.Tap;
+			}
+		}
+
+		public override event PropertyChangedEventHandler PropertyChanged;
+
+		protected override void OnStarted(View sender, object data)
+		{
+		}
+
+		protected override void OnMoved(View sender, object data)
+		{
+		}
+
+		protected override void OnCompleted(View sender, object data)
+		{
+			(Recognizer as TapGestureRecognizer)?.SendTapped(sender);
+		}
+
+		protected override void OnCanceled(View sender, object data)
+		{
+		}
+
+		void OnRecognizerPropertyChanged(object sender, PropertyChangedEventArgs e)
+		{
+			PropertyChanged?.Invoke(this, e);
+		}
+	}
+}
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