Add Button Style

 - Add Button Style(Circle, Bottom)
 - Approval of the RFC is required.
   (http://suprem.sec.samsung.net/confluence/display/SPTDTLC/%5BFormsTizen%5D+RFC+2+-+Button+Style)

Change-Id: I545e0cc2417298f90468b651030937665f547105
Signed-off-by: Seunghyun Choi <sh4682.choi@samsung.com>

1 files changed, 38 insertions, 1 deletions

diff --git a/Xamarin.Forms.Platform.Tizen/Native/Button.cs b/Xamarin.Forms.Platform.Tizen/Native/Button.cs
index 8f85da63..71ec0c10 100644
--- a/Xamarin.Forms.Platform.Tizen/Native/Button.cs
+++ b/Xamarin.Forms.Platform.Tizen/Native/Button.cs
@@ -20,7 +20,7 @@ namespace Xamarin.Forms.Platform.Tizen.Native
 		/// <summary>
 		/// The internal padding of the button, helps to determine the size.
 		/// </summary>
-		readonly ESize _internalPadding;
+		ESize _internalPadding;
 
 		/// <summary>
 		/// Optional image, if set will be drawn on the button.
@@ -201,6 +201,18 @@ namespace Xamarin.Forms.Platform.Tizen.Native
 
 			var padding = _internalPadding;
 
+			if (Style == "circle")
+			{
+				var circleTextPadding = (EdjeObject["icon_text_padding"]?.Geometry.Height).GetValueOrDefault(0);
+				var circleHeight = padding.Height + ((rawSize.Width == 0) ? 0 : circleTextPadding + formattedSize.Height);
+
+				return new ESize
+				{
+					Width = padding.Width,
+					Height = circleHeight
+				};
+			}
+
 			if (rawSize.Width > availableWidth)
 			{
 				// if the raw text width is larger than the available width, use
@@ -299,5 +311,30 @@ namespace Xamarin.Forms.Platform.Tizen.Native
 				SetPartContent("icon", _image);
 			}
 		}
+
+		public void UpdateStyle(string style)
+		{
+			if (Style != style)
+			{
+				Style = style;
+
+				if (Style == "circle")
+				{
+					var circleSize = (EdjeObject["bg"]?.Geometry.Width).GetValueOrDefault(0);
+					_internalPadding = new ESize(circleSize, circleSize);
+					_span.HorizontalTextAlignment = TextAlignment.Center;
+				}
+				else if (Style == "bottom")
+				{
+					_internalPadding = GetInternalPadding();
+					_span.HorizontalTextAlignment = TextAlignment.Auto;
+				}
+				else
+				{
+					_span.HorizontalTextAlignment = TextAlignment.Auto;
+				}
+				ApplyTextAndStyle();
+			}
+		}
 	}
 }