Started adding preview for building buildings

Assets/Scenes/SampleScene.unity

@@ -1305,6 +1305,7 @@ RectTransform:
   - {fileID: 2026916298}
   - {fileID: 96288173}
   - {fileID: 1330313875}
+  - {fileID: 1194686691}
   m_Father: {fileID: 0}
   m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
   m_AnchorMin: {x: 0, y: 0}
@@ -1312,6 +1313,81 @@ RectTransform:
   m_AnchoredPosition: {x: 0, y: 0}
   m_SizeDelta: {x: 0, y: 0}
   m_Pivot: {x: 0, y: 0}
+--- !u!1 &1194686690
+GameObject:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  serializedVersion: 6
+  m_Component:
+  - component: {fileID: 1194686691}
+  - component: {fileID: 1194686693}
+  - component: {fileID: 1194686692}
+  m_Layer: 5
+  m_Name: BuildingPreview
+  m_TagString: Untagged
+  m_Icon: {fileID: 0}
+  m_NavMeshLayer: 0
+  m_StaticEditorFlags: 0
+  m_IsActive: 1
+--- !u!224 &1194686691
+RectTransform:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 1194686690}
+  m_LocalRotation: {x: -0, y: -0, z: -0, w: 1}
+  m_LocalPosition: {x: 0, y: 0, z: 0}
+  m_LocalScale: {x: 1, y: 1, z: 1}
+  m_ConstrainProportionsScale: 0
+  m_Children: []
+  m_Father: {fileID: 1165634414}
+  m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
+  m_AnchorMin: {x: 0.5, y: 0.5}
+  m_AnchorMax: {x: 0.5, y: 0.5}
+  m_AnchoredPosition: {x: 0, y: 0}
+  m_SizeDelta: {x: 40, y: 40}
+  m_Pivot: {x: 0.5, y: 0.5}
+--- !u!114 &1194686692
+MonoBehaviour:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 1194686690}
+  m_Enabled: 1
+  m_EditorHideFlags: 0
+  m_Script: {fileID: 11500000, guid: fe87c0e1cc204ed48ad3b37840f39efc, type: 3}
+  m_Name: 
+  m_EditorClassIdentifier: 
+  m_Material: {fileID: 0}
+  m_Color: {r: 1, g: 1, b: 1, a: 1}
+  m_RaycastTarget: 0
+  m_RaycastPadding: {x: 0, y: 0, z: 0, w: 0}
+  m_Maskable: 1
+  m_OnCullStateChanged:
+    m_PersistentCalls:
+      m_Calls: []
+  m_Sprite: {fileID: 0}
+  m_Type: 0
+  m_PreserveAspect: 0
+  m_FillCenter: 1
+  m_FillMethod: 4
+  m_FillAmount: 1
+  m_FillClockwise: 1
+  m_FillOrigin: 0
+  m_UseSpriteMesh: 0
+  m_PixelsPerUnitMultiplier: 1
+--- !u!222 &1194686693
+CanvasRenderer:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 1194686690}
+  m_CullTransparentMesh: 1
 --- !u!1 &1314545342
 GameObject:
   m_ObjectHideFlags: 0
@@ -1516,7 +1592,7 @@ MonoBehaviour:
   m_PrefabInstance: {fileID: 0}
   m_PrefabAsset: {fileID: 0}
   m_GameObject: {fileID: 1330313874}
-  m_Enabled: 0
+  m_Enabled: 1
   m_EditorHideFlags: 0
   m_Script: {fileID: 11500000, guid: fe87c0e1cc204ed48ad3b37840f39efc, type: 3}
   m_Name: 
@@ -1562,6 +1638,12 @@ MonoBehaviour:
   ActiveCamera: {fileID: 330585545}
   CursorCollider: {fileID: 1330313879}
   RectTransform: {fileID: 1330313875}
+  BuildingPreview: {fileID: 1194686692}
+  CursorImage: {fileID: 1330313876}
+  BuildingPrefab: {fileID: 8624048914473773482, guid: 1b5c88b3f8d08674a9b15155d6ba9a36,
+    type: 3}
+  CurrentMouseClickStrength: 0
+  GridPosition: {x: 0, y: 0}
 --- !u!58 &1330313879
 CircleCollider2D:
   m_ObjectHideFlags: 0