Add FontWeight for Label and Entry

- This change is for the referernce application (Clock) to follow UX guideline. (Internal only).
- We will improve design and implementation of this APIs in the next release, if requred.

Change-Id: Ifac91174a5859adecc9ec6bff1a1d568512ee70b

4 files changed, 114 insertions, 1 deletions

diff --git a/Xamarin.Forms.Platform.Tizen/Native/Entry.cs b/Xamarin.Forms.Platform.Tizen/Native/Entry.cs
index 808155c5..003a298b 100644
--- a/Xamarin.Forms.Platform.Tizen/Native/Entry.cs
+++ b/Xamarin.Forms.Platform.Tizen/Native/Entry.cs
@@ -1,4 +1,4 @@
-using System;
+using System;
 using ElmSharp;
 using EEntry = ElmSharp.Entry;
 using EColor = ElmSharp.Color;
@@ -180,6 +180,30 @@ namespace Xamarin.Forms.Platform.Tizen.Native
 		}
 
 		/// <summary>
+		/// Gets or sets the font weight for the text.
+		/// </summary>
+		/// <value>The weight of the font.</value>
+		public FontWeight FontWeight
+		{
+			get
+			{
+				return _span.FontWeight;
+			}
+
+			set
+			{
+				if (value != _span.FontWeight)
+				{
+					_span.FontWeight = value;
+					ApplyTextAndStyle();
+
+					_placeholderSpan.FontWeight = value;
+					ApplyPlaceholderAndStyle();
+				}
+			}
+		}
+
+		/// <summary>
 		/// Gets or sets the horizontal text alignment of both text and placeholder.
 		/// </summary>
 		/// <value>The horizontal text alignment of both text and placeholder.</value>
diff --git a/Xamarin.Forms.Platform.Tizen/Native/FontWeight.cs b/Xamarin.Forms.Platform.Tizen/Native/FontWeight.cs
new file mode 100644
index 00000000..90bb6370
--- /dev/null
+++ b/Xamarin.Forms.Platform.Tizen/Native/FontWeight.cs
@@ -0,0 +1,21 @@
+namespace Xamarin.Forms.Platform.Tizen.Native
+{
+	/// <summary>
+	/// Enumerates values that describe options for line braking.
+	/// </summary>
+	public enum FontWeight
+	{
+		None,
+		Normal,
+		Thin,
+		UltraLight,
+		Light,
+		Book,
+		Medium,
+		SemiBold,
+		Bold,
+		UltraBold,
+		Black,
+		ExtraBlack
+	}
+}
diff --git a/Xamarin.Forms.Platform.Tizen/Native/Label.cs b/Xamarin.Forms.Platform.Tizen/Native/Label.cs
index 9d52cde2..231127c2 100644
--- a/Xamarin.Forms.Platform.Tizen/Native/Label.cs
+++ b/Xamarin.Forms.Platform.Tizen/Native/Label.cs
@@ -175,6 +175,27 @@ namespace Xamarin.Forms.Platform.Tizen.Native
 		}
 
 		/// <summary>
+		/// Gets or sets the font weight for the text.
+		/// </summary>
+		/// <value>The weight of the font.</value>
+		public FontWeight FontWeight
+		{
+			get
+			{
+				return _span.FontWeight;
+			}
+
+			set
+			{
+				if (value != _span.FontWeight)
+				{
+					_span.FontWeight = value;
+					ApplyTextAndStyle();
+				}
+			}
+		}
+
+		/// <summary>
 		/// Gets or sets the line wrap option.
 		/// </summary>
 		/// <value>The line break mode.</value>
diff --git a/Xamarin.Forms.Platform.Tizen/Native/Span.cs b/Xamarin.Forms.Platform.Tizen/Native/Span.cs
index 4a5daf3c..028e9db9 100644
--- a/Xamarin.Forms.Platform.Tizen/Native/Span.cs
+++ b/Xamarin.Forms.Platform.Tizen/Native/Span.cs
@@ -77,6 +77,11 @@ namespace Xamarin.Forms.Platform.Tizen.Native
 		public double FontSize { get; set; }
 
 		/// <summary>
+		/// Gets or sets the font weight for the text.
+		/// </summary>
+		public FontWeight FontWeight { get; set; }
+
+		/// <summary>
 		/// Gets or sets the line break mode for the text.
 		/// See <see cref="LineBreakMode"/> for information about LineBreakMode.
 		/// </summary>
@@ -112,6 +117,7 @@ namespace Xamarin.Forms.Platform.Tizen.Native
 			Text = "";
 			FontFamily = "";
 			FontSize = -1;
+			FontWeight = FontWeight.None;
 			FontAttributes = FontAttributes.None;
 			ForegroundColor = EColor.Default;
 			BackgroundColor = EColor.Default;
@@ -183,6 +189,47 @@ namespace Xamarin.Forms.Platform.Tizen.Native
 			{
 				_formattingString.Append("font_weight=Bold ");
 			}
+			else
+			{
+				// FontWeight is only available in case of FontAttributes.Bold is not used.
+				switch (FontWeight)
+				{
+					case FontWeight.Bold:
+						_formattingString.Append("font_weight=Bold ");
+						break;
+					case FontWeight.SemiBold:
+						_formattingString.Append("font_weight=SemiBold ");
+						break;
+					case FontWeight.UltraBold:
+						_formattingString.Append("font_weight=UltraBold ");
+						break;
+					case FontWeight.Black:
+						_formattingString.Append("font_weight=Black ");
+						break;
+					case FontWeight.ExtraBlack:
+						_formattingString.Append("font_weight=ExtraBlack ");
+						break;
+					case FontWeight.Book:
+						_formattingString.Append("font_weight=Book ");
+						break;
+					case FontWeight.Light:
+						_formattingString.Append("font_weight=Light ");
+						break;
+					case FontWeight.Medium:
+						_formattingString.Append("font_weight=Medium ");
+						break;
+					case FontWeight.Normal:
+						_formattingString.Append("font_weight=Normal ");
+						break;
+					case FontWeight.Thin:
+						_formattingString.Append("font_weight=Thin ");
+						break;
+					case FontWeight.UltraLight:
+						_formattingString.Append("font_weight=UltraLight ");
+						break;
+				}
+			}
+
 			if ((FontAttributes & FontAttributes.Italic) != 0)
 			{
 				_formattingString.Append("font_style=italic ");