Update Label internal implemnets

 - TextStyle was added in ElmSharp.Label
 - VerticalTextAlignment API was added in ElmSharp.Layout
 - Update LineBreakMode code with LineWrapType and IsEllipsis

Change-Id: Ic4ee266f58ae2f29442e3a236283bbc05dc65a05

3 files changed, 76 insertions, 50 deletions

diff --git a/Xamarin.Forms.Platform.Tizen/Native/Entry.cs b/Xamarin.Forms.Platform.Tizen/Native/Entry.cs
index 26b775c8..d6f3f454 100644
--- a/Xamarin.Forms.Platform.Tizen/Native/Entry.cs
+++ b/Xamarin.Forms.Platform.Tizen/Native/Entry.cs
@@ -414,7 +414,7 @@ namespace Xamarin.Forms.Platform.Tizen.Native
 		/// <param name="markupText">Markup text to be used as a placeholder.</param>
 		void SetInternalPlaceholderAndStyle(string markupText)
 		{
-			SetPartText("guide", markupText ?? "");
+			SetPartText("elm.guide", markupText ?? "");
 		}
 	}
 }
diff --git a/Xamarin.Forms.Platform.Tizen/Native/Label.cs b/Xamarin.Forms.Platform.Tizen/Native/Label.cs
index 911ca317..8d095363 100644
--- a/Xamarin.Forms.Platform.Tizen/Native/Label.cs
+++ b/Xamarin.Forms.Platform.Tizen/Native/Label.cs
@@ -210,8 +210,35 @@ namespace Xamarin.Forms.Platform.Tizen.Native
 			{
 				if (value != _span.LineBreakMode)
 				{
+					var previousMode = _span.LineBreakMode;
 					_span.LineBreakMode = value;
-					ApplyTextAndStyle();
+					switch(value)
+					{
+						case LineBreakMode.NoWrap:
+							LineWrapType = WrapType.None;
+							IsEllipsis = false;
+							break;
+						case LineBreakMode.CharacterWrap:
+							LineWrapType = WrapType.Char;
+							IsEllipsis = false;
+							break;
+						case LineBreakMode.WordWrap:
+							LineWrapType = WrapType.Word;
+							IsEllipsis = false;
+							break;
+						case LineBreakMode.MixedWrap:
+							LineWrapType = WrapType.Mixed;
+							IsEllipsis = false;
+							break;
+						default:
+							LineWrapType = WrapType.None;
+							IsEllipsis = true;
+							break;
+					}
+					if (IsEllipsis || previousMode >= LineBreakMode.HeadTruncation)
+					{
+						ApplyTextAndStyle();
+					}
 				}
 			}
 		}
@@ -243,9 +270,48 @@ namespace Xamarin.Forms.Platform.Tizen.Native
 		/// <value>The vertical text alignment.</value>
 		public TextAlignment VerticalTextAlignment
 		{
-			// TODO. need to EFL new API
-			get;
-			set;
+			// README: It only work on Tizen 4.0
+			get
+			{
+				double valign = GetVerticalTextAlignment("elm.text");
+				if (valign == 0.0)
+				{
+					return TextAlignment.Start;
+				}
+				else if (valign == 0.5)
+				{
+					return TextAlignment.Center;
+				}
+				else if (valign == 1.0)
+				{
+					return TextAlignment.End;
+				}
+				else
+				{
+					return TextAlignment.Auto;
+				}
+			}
+			set
+			{
+				double valign = 0;
+				switch (value)
+				{
+					case TextAlignment.Auto:
+						valign = -1;
+						break;
+					case TextAlignment.None:
+					case TextAlignment.Start:
+						valign = 0;
+						break;
+					case TextAlignment.Center:
+						valign = 0.5;
+						break;
+					case TextAlignment.End:
+						valign = 1.0;
+						break;
+				}
+				SetVerticalTextAlignment("elm.text", valign);
+			}
 		}
 
 		/// <summary>
@@ -323,36 +389,8 @@ namespace Xamarin.Forms.Platform.Tizen.Native
 
 		void SetInternalTextAndStyle(string formattedText, string textStyle)
 		{
-			string emission = "elm,state,text,visible";
-
-			if (string.IsNullOrEmpty(formattedText))
-			{
-				formattedText = null;
-				textStyle = null;
-				emission = "elm,state,text,hidden";
-			}
-
 			base.Text = formattedText;
-
-			var textblock = EdjeObject["elm.text"];
-
-			if (textblock != null)
-			{
-				textblock.TextStyle = textStyle;
-			}
-
-			EdjeObject.EmitSignal(emission, "elm");
-
-			switch (LineBreakMode)
-			{
-				case LineBreakMode.NoWrap:
-					emission = "elm,state,horizontal,expandable";
-					break;
-				default:
-					emission = "elm,state,horizontal,fixed";
-					break;
-			}
-			EdjeObject.EmitSignal(emission, "elm");
+			TextStyle = textStyle;
 		}
     }
 }
diff --git a/Xamarin.Forms.Platform.Tizen/Native/Span.cs b/Xamarin.Forms.Platform.Tizen/Native/Span.cs
index 2f266494..3b410ba1 100644
--- a/Xamarin.Forms.Platform.Tizen/Native/Span.cs
+++ b/Xamarin.Forms.Platform.Tizen/Native/Span.cs
@@ -233,22 +233,6 @@ namespace Xamarin.Forms.Platform.Tizen.Native
 
 			switch (LineBreakMode)
 			{
-				case LineBreakMode.NoWrap:
-					_formattingString.Append("wrap=none");
-					break;
-
-				case LineBreakMode.CharacterWrap:
-					_formattingString.Append("wrap=char");
-					break;
-
-				case LineBreakMode.WordWrap:
-					_formattingString.Append("wrap=word");
-					break;
-
-				case LineBreakMode.MixedWrap:
-					_formattingString.Append("wrap=mixed");
-					break;
-
 				case LineBreakMode.HeadTruncation:
 					_formattingString.Append("ellipsis=0.0");
 					break;
@@ -261,6 +245,10 @@ namespace Xamarin.Forms.Platform.Tizen.Native
 					_formattingString.Append("ellipsis=1.0");
 					break;
 
+				case LineBreakMode.NoWrap:
+				case LineBreakMode.CharacterWrap:
+				case LineBreakMode.WordWrap:
+				case LineBreakMode.MixedWrap:
 				case LineBreakMode.None:
 					break;
 			}