[NUI] Preload static values

src/Tizen.NUI/src/public/Application/NUIApplication.cs

@@ -783,6 +783,7 @@ static public void Preload()
             BaseComponents.TextField.Preload();
             Disposable.Preload();
             Color.Preload();
+            NUIConstants.Preload();
 
             // Initialize exception tasks. It must be called end of Preload()
             NDalicPINVOKE.Preload();

src/Tizen.NUI/src/public/Common/NUIConstants.cs

@@ -1333,6 +1333,11 @@ public struct ParentOrigin
         private static readonly Position bottomCenter = new Position(Middle, Bottom, Middle);
         private static readonly Position bottomRight = new Position(Right, Bottom, Middle);
 
+        internal static void Preload()
+        {
+            // Do nothing. Just call for load static values.
+        }
+
         /// <summary>
         /// Top
         /// </summary>
@@ -1522,6 +1527,11 @@ public struct PositionAxis
         private static readonly Position negativeYaxis = new Position(0.0f, -1.0f, 0.0f);
         private static readonly Position negativeZaxis = new Position(0.0f, 0.0f, -1.0f);
 
+        internal static void Preload()
+        {
+            // Do nothing. Jsut call for load static values.
+        }
+
         /// <summary>
         /// The X axis
         /// </summary>
@@ -1909,6 +1919,11 @@ public struct SlideTransitionDirection
         private static readonly Vector2 left = new Vector2(-1, 0);
         private static readonly Vector2 right = new Vector2(1, 0);
 
+        internal static void Preload()
+        {
+            // Do nothing. Just call for load static values.
+        }
+
         /// <summary>
         /// Top
         /// </summary>
@@ -1958,4 +1973,18 @@ public enum WindowBlurType
         [EditorBrowsable(EditorBrowsableState.Never)]
         Behind = 2,        
     }
+
+    internal struct NUIConstants
+    {
+        internal static void Preload()
+        {
+            ParentOrigin.Preload();
+            SlideTransitionDirection.Preload();
+            PositionAxis.Preload();
+            Position.Preload();
+            Vector2.Preload();
+            Vector3.Preload();
+            Vector4.Preload();
+        }
+    }
 }

src/Tizen.NUI/src/public/Common/Position.cs

@@ -32,6 +32,11 @@ public class Position : Disposable, ICloneable
         private static readonly Position one = new Position(1.0f, 1.0f, 1.0f);
         private static readonly Position zero = new Position(0.0f, 0.0f, 0.0f);
 
+        internal static new void Preload()
+        {
+            // Do nothing. Just call for load static values.
+        }
+
         /// <summary>
         /// The constructor.
         /// </summary>

src/Tizen.NUI/src/public/Common/Vector2.cs

@@ -35,6 +35,11 @@ public class Vector2 : Disposable, ICloneable
         private static readonly Vector2 negativeXaxis = new Vector2(-1.0f, 0.0f);
         private static readonly Vector2 negativeYaxis = new Vector2(0.0f, -1.0f);
 
+        internal static new void Preload()
+        {
+            // Do nothing. Just call for load static values.
+        }
+
         /// <summary>
         /// The default constructor initializes the vector to 0.
         /// </summary>

src/Tizen.NUI/src/public/Common/Vector3.cs

@@ -37,6 +37,11 @@ public class Vector3 : Disposable, ICloneable
         private static readonly Vector3 negativeYaxis = new Vector3(0.0f, -1.0f, 0.0f);
         private static readonly Vector3 negativeZaxis = new Vector3(0.0f, 0.0f, -1.0f);
 
+        internal static new void Preload()
+        {
+            // Do nothing. Just call for load static values.
+        }
+
         /// <summary>
         /// The default constructor of Vector3 class.
         /// </summary>

src/Tizen.NUI/src/public/Common/Vector4.cs

@@ -34,6 +34,11 @@ public class Vector4 : Disposable, ICloneable
         private static readonly Vector4 yaxis = new Vector4(0.0f, 1.0f, 0.0f, 0.0f);
         private static readonly Vector4 zaxis = new Vector4(0.0f, 0.0f, 1.0f, 0.0f);
 
+        internal static new void Preload()
+        {
+            // Do nothing. Just call for load static values.
+        }
+
         /// <summary>
         /// The default constructor initializes the vector to 0.
         /// </summary>