Updated HSS/VSS to include a new HARD swipe option. Forces scroll snap to ONLy move one page when swiped.

Examples/HSS-VSS-ScrollSnap/ScrollSnapManagedTests.unity

@@ -150,8 +150,8 @@ RectTransform:
   m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
   m_AnchorMin: {x: 0, y: 0}
   m_AnchorMax: {x: 1, y: 1}
-  m_AnchoredPosition: {x: 225.10002, y: -99.100006}
+  m_AnchoredPosition: {x: 298, y: -155.1}
-  m_SizeDelta: {x: -496.4, y: -233.4}
+  m_SizeDelta: {x: -642.3, y: -345.4}
   m_Pivot: {x: 0.5, y: 0.5}
 --- !u!114 &2641525
 MonoBehaviour:

Scripts/Layout/HorizontalScrollSnap.cs

@@ -239,13 +239,26 @@ namespace UnityEngine.UI.Extensions
             if (_scroll_rect.horizontal)
             {
                 var distance = Vector3.Distance(_startPosition, _screensContainer.localPosition);
-                if (UseFastSwipe && distance < panelDimensions.width && distance >= FastSwipeThreshold)
+                if ((UseFastSwipe && distance < panelDimensions.width && distance >= FastSwipeThreshold) || UseHardSwipe)
                 {
                     _scroll_rect.velocity = Vector3.zero;
                     if (_startPosition.x - _screensContainer.localPosition.x > 0)
+                    {
+                        if (_startPosition.x - _screensContainer.localPosition.x > _childSize / 3)
+                        {
+                            ScrollToClosestElement();
+                        }
+                        else
                         {
                             NextScreen();
                         }
+                    }
+                    else
+                    {
+                        if (_startPosition.x - _screensContainer.localPosition.x > -_childSize / 3)
+                        {
+                            ScrollToClosestElement();
+                        }
                         else
                         {
                             PreviousScreen();
@@ -253,6 +266,7 @@ namespace UnityEngine.UI.Extensions
                     }
                 }
             }
+        }
         #endregion
     }
 }

Scripts/Layout/ScrollSnapBase.cs

@@ -31,7 +31,7 @@ namespace UnityEngine.UI.Extensions
         internal int _previousPage;
         internal int _halfNoVisibleItems;
         internal bool _moveStarted;
-        internal bool _isInfinate; // Is a UI Infinate scroller attached to the control
+        internal bool _isInfinate; // Is a UI Infinite scroller attached to the control
         internal int _infiniteWindow; // The infinite window the control is in
         internal float _infiniteOffset; // How much to offset a repositioning
          private int _bottomItem, _topItem;
@@ -64,6 +64,9 @@ namespace UnityEngine.UI.Extensions
         [Tooltip("Transition speed between pages. (optional)")]
         public float transitionSpeed = 7.5f;
 
+        [Tooltip("Hard Swipe forces to swiping to the next / previous page (optional)")]
+        public Boolean UseHardSwipe = false;
+
         [Tooltip("Fast Swipe makes swiping page next / previous (optional)")]
         public Boolean UseFastSwipe = false;
 
@@ -76,7 +79,7 @@ namespace UnityEngine.UI.Extensions
         [Tooltip("The visible bounds area, controls which items are visible/enabled. *Note Should use a RectMask. (optional)")]
         public RectTransform MaskArea;
 
-        [Tooltip("Pixel size to buffer arround Mask Area. (optional)")]
+        [Tooltip("Pixel size to buffer around Mask Area. (optional)")]
         public float MaskBuffer = 1;
 
         public int CurrentPage
@@ -90,7 +93,7 @@ namespace UnityEngine.UI.Extensions
             {
                 if (_isInfinate)
                 {
-                    //Work out which infinate window we are in
+                    //Work out which infinite window we are in
                     _infiniteWindow = value / _screensContainer.childCount;
                     //Invert the value if negative and differentiate from Window 0
                     _infiniteWindow = value < 0 ? (-_infiniteWindow) + 1 : _infiniteWindow;
@@ -417,7 +420,7 @@ namespace UnityEngine.UI.Extensions
         /// <param name="targetScreen"></param>
         private void ToggleNavigationButtons(int targetScreen)
         {
-            //Ifthis is using an Infinate Scoll, then don't disable
+            //If this is using an Infinite Scroll, then don't disable
             if (!_isInfinate)
             {
                 if (PrevButton)
@@ -518,7 +521,7 @@ namespace UnityEngine.UI.Extensions
         }
 
         /// <summary>
-        /// Returns the Transform of the Currentpage in an out param for performance
+        /// Returns the Transform of the Current page in an out parameter for performance
         /// </summary>
         /// <param name="returnObject">Currently selected Page Transform</param>
         public void CurrentPageObject(out Transform returnObject)

Scripts/Layout/VerticalScrollSnap.cs

@@ -239,13 +239,26 @@ namespace UnityEngine.UI.Extensions
             if (_scroll_rect.vertical)
             {
                 var distance = Vector3.Distance(_startPosition, _screensContainer.localPosition);
-                if (UseFastSwipe && distance < panelDimensions.height + FastSwipeThreshold && distance >=1f)
+                if ((UseFastSwipe && distance < panelDimensions.height + FastSwipeThreshold && distance >=1f) || UseHardSwipe)
                 {
                     _scroll_rect.velocity = Vector3.zero;
                     if (_startPosition.y - _screensContainer.localPosition.y > 0)
+                    {
+                        if (_startPosition.y - _screensContainer.localPosition.y > _childSize / 3)
+                        {
+                            ScrollToClosestElement();
+                        }
+                        else
                         {
                             NextScreen();
                         }
+                    }
+                    else
+                    {
+                        if (_startPosition.y - _screensContainer.localPosition.y > -_childSize / 3)
+                        {
+                            ScrollToClosestElement();
+                        }
                         else
                         {
                             PreviousScreen();
@@ -253,6 +266,7 @@ namespace UnityEngine.UI.Extensions
                     }
                 }
             }
+        }
         #endregion
     }
 }