pengtaihao
/
com.unity.uiextensions.nosample
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Switched to using AnchoredPosition as key rather than the original LocalPosition. This seems to resolve the long standing intermittent issue with the content becoming offset on scroll.

release
Simon (darkside) Jackson 2020-06-22 15:48:16 +01:00
parent dea0699435
commit 184f608ed7
3 changed files with 33 additions and 28 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

22
Scripts/Layout/HorizontalScrollSnap.cs
View File

@ -27,7 +27,7 @@ namespace UnityEngine.UI.Extensions
{
if (!_settled && !_pointerDown)
{
if (!IsRectSettledOnaPage(_screensContainer.localPosition))
if (!IsRectSettledOnaPage(_screensContainer.anchoredPosition))
{
ScrollToClosestElement();
}
@ -36,16 +36,16 @@ namespace UnityEngine.UI.Extensions
}
else if (_lerp)
{
_screensContainer.localPosition = Vector3.Lerp(_screensContainer.localPosition, _lerp_target, transitionSpeed * (UseTimeScale ? Time.deltaTime : Time.unscaledDeltaTime));
if (Vector3.Distance(_screensContainer.localPosition, _lerp_target) < 0.1f)
_screensContainer.anchoredPosition = Vector3.Lerp(_screensContainer.anchoredPosition, _lerp_target, transitionSpeed * (UseTimeScale ? Time.deltaTime : Time.unscaledDeltaTime));
if (Vector3.Distance(_screensContainer.anchoredPosition, _lerp_target) < 0.1f)
{
_screensContainer.localPosition = _lerp_target;
_screensContainer.anchoredPosition = _lerp_target;
_lerp = false;
EndScreenChange();
}
}
CurrentPage = GetPageforPosition(_screensContainer.localPosition);
CurrentPage = GetPageforPosition(_screensContainer.anchoredPosition);
//If the container is moving check if it needs to settle on a page
if (!_pointerDown)
@ -196,7 +196,7 @@ namespace UnityEngine.UI.Extensions
private void SetScrollContainerPosition()
{
_scrollStartPosition = _screensContainer.localPosition.x;
_scrollStartPosition = _screensContainer.anchoredPosition.x;
_scroll_rect.horizontalNormalizedPosition = (float)(_currentPage) / (_screens - 1);
OnCurrentScreenChange(_currentPage);
}
@ -251,7 +251,7 @@ namespace UnityEngine.UI.Extensions
}
else
{
var distance = Vector3.Distance(_startPosition, _screensContainer.localPosition);
var distance = Vector3.Distance(_startPosition, _screensContainer.anchoredPosition);
if (UseHardSwipe)
{
@ -259,7 +259,7 @@ namespace UnityEngine.UI.Extensions
if (distance > FastSwipeThreshold)
{
if (_startPosition.x - _screensContainer.localPosition.x > 0)
if (_startPosition.x - _screensContainer.anchoredPosition.x > 0)
{
NextScreen();
}
@ -278,9 +278,9 @@ namespace UnityEngine.UI.Extensions
if (UseFastSwipe && distance < panelDimensions.width && distance >= FastSwipeThreshold)
{
_scroll_rect.velocity = Vector3.zero;
if (_startPosition.x - _screensContainer.localPosition.x > 0)
if (_startPosition.x - _screensContainer.anchoredPosition.x > 0)
{
if (_startPosition.x - _screensContainer.localPosition.x > _childSize / 3)
if (_startPosition.x - _screensContainer.anchoredPosition.x > _childSize / 3)
{
ScrollToClosestElement();
}
@ -291,7 +291,7 @@ namespace UnityEngine.UI.Extensions
}
else
{
if (_startPosition.x - _screensContainer.localPosition.x < -_childSize / 3)
if (_startPosition.x - _screensContainer.anchoredPosition.x < -_childSize / 3)
{
ScrollToClosestElement();
}

17
Scripts/Layout/ScrollSnapBase.cs
View File

@ -8,7 +8,7 @@ using UnityEngine.EventSystems;
namespace UnityEngine.UI.Extensions
{
public class ScrollSnapBase : MonoBehaviour, IBeginDragHandler, IDragHandler, IEndDragHandler, IScrollSnap
public class ScrollSnapBase : MonoBehaviour, IBeginDragHandler, IDragHandler, IEndDragHandler, IScrollSnap, IPointerClickHandler
{
internal Rect panelDimensions;
internal RectTransform _screensContainer;
@ -390,13 +390,13 @@ namespace UnityEngine.UI.Extensions
_childPos = -_childSize * page;
if (_isVertical)
{
_infiniteOffset = _screensContainer.localPosition.y < 0 ? -_screensContainer.sizeDelta.y * _infiniteWindow : _screensContainer.sizeDelta.y * _infiniteWindow;
_infiniteOffset = _screensContainer.anchoredPosition.y < 0 ? -_screensContainer.sizeDelta.y * _infiniteWindow : _screensContainer.sizeDelta.y * _infiniteWindow;
_infiniteOffset = _infiniteOffset == 0 ? 0 : _infiniteOffset < 0 ? _infiniteOffset - _childSize * _infiniteWindow : _infiniteOffset + _childSize * _infiniteWindow;
target.y = _childPos + _scrollStartPosition + _infiniteOffset;
}
else
{
_infiniteOffset = _screensContainer.localPosition.x < 0 ? -_screensContainer.sizeDelta.x * _infiniteWindow : _screensContainer.sizeDelta.x * _infiniteWindow;
_infiniteOffset = _screensContainer.anchoredPosition.x < 0 ? -_screensContainer.sizeDelta.x * _infiniteWindow : _screensContainer.sizeDelta.x * _infiniteWindow;
_infiniteOffset = _infiniteOffset == 0 ? 0 : _infiniteOffset < 0 ? _infiniteOffset - _childSize * _infiniteWindow : _infiniteOffset + _childSize * _infiniteWindow;
target.x = _childPos + _scrollStartPosition + _infiniteOffset;
}
@ -408,7 +408,7 @@ namespace UnityEngine.UI.Extensions
internal void ScrollToClosestElement()
{
_lerp = true;
CurrentPage = GetPageforPosition(_screensContainer.localPosition);
CurrentPage = GetPageforPosition(_screensContainer.anchoredPosition);
GetPositionforPage(_currentPage, ref _lerp_target);
OnCurrentScreenChange(_currentPage);
}
@ -570,7 +570,7 @@ namespace UnityEngine.UI.Extensions
_pointerDown = true;
_settled = false;
StartScreenChange();
_startPosition = _screensContainer.localPosition;
_startPosition = _screensContainer.anchoredPosition;
}
/// <summary>
@ -593,7 +593,7 @@ namespace UnityEngine.UI.Extensions
/// </summary>
int IScrollSnap.CurrentPage()
{
return CurrentPage = GetPageforPosition(_screensContainer.localPosition);
return CurrentPage = GetPageforPosition(_screensContainer.anchoredPosition);
}
/// <summary>
@ -612,6 +612,11 @@ namespace UnityEngine.UI.Extensions
GoToScreen(page);
}
public void OnPointerClick(PointerEventData eventData)
{
var position = _screensContainer.anchoredPosition;
}
#endregion
}
}

22
Scripts/Layout/VerticalScrollSnap.cs
View File

@ -27,7 +27,7 @@ namespace UnityEngine.UI.Extensions
{
if (!_settled && !_pointerDown)
{
if (!IsRectSettledOnaPage(_screensContainer.localPosition))
if (!IsRectSettledOnaPage(_screensContainer.anchoredPosition))
{
ScrollToClosestElement();
}
@ -36,16 +36,16 @@ namespace UnityEngine.UI.Extensions
}
else if (_lerp)
{
_screensContainer.localPosition = Vector3.Lerp(_screensContainer.localPosition, _lerp_target, transitionSpeed * (UseTimeScale ? Time.deltaTime : Time.unscaledDeltaTime));
if (Vector3.Distance(_screensContainer.localPosition, _lerp_target) < 0.1f)
_screensContainer.anchoredPosition = Vector3.Lerp(_screensContainer.anchoredPosition, _lerp_target, transitionSpeed * (UseTimeScale ? Time.deltaTime : Time.unscaledDeltaTime));
if (Vector3.Distance(_screensContainer.anchoredPosition, _lerp_target) < 0.1f)
{
_screensContainer.localPosition = _lerp_target;
_screensContainer.anchoredPosition = _lerp_target;
_lerp = false;
EndScreenChange();
}
}
CurrentPage = GetPageforPosition(_screensContainer.localPosition);
CurrentPage = GetPageforPosition(_screensContainer.anchoredPosition);
//If the container is moving check if it needs to settle on a page
if (!_pointerDown)
@ -193,7 +193,7 @@ namespace UnityEngine.UI.Extensions
private void SetScrollContainerPosition()
{
_scrollStartPosition = _screensContainer.localPosition.y;
_scrollStartPosition = _screensContainer.anchoredPosition.y;
_scroll_rect.verticalNormalizedPosition = (float)(_currentPage) / (_screens - 1);
OnCurrentScreenChange(_currentPage);
}
@ -244,14 +244,14 @@ namespace UnityEngine.UI.Extensions
}
else
{
var distance = Vector3.Distance(_startPosition, _screensContainer.localPosition);
var distance = Vector3.Distance(_startPosition, _screensContainer.anchoredPosition);
if (UseHardSwipe)
{
_scroll_rect.velocity = Vector3.zero;
if (distance > FastSwipeThreshold)
{
if (_startPosition.y - _screensContainer.localPosition.y > 0)
if (_startPosition.y - _screensContainer.anchoredPosition.y > 0)
{
NextScreen();
}
@ -270,9 +270,9 @@ namespace UnityEngine.UI.Extensions
if (UseFastSwipe && distance < panelDimensions.height + FastSwipeThreshold && distance >= 1f)
{
_scroll_rect.velocity = Vector3.zero;
if (_startPosition.y - _screensContainer.localPosition.y > 0)
if (_startPosition.y - _screensContainer.anchoredPosition.y > 0)
{
if (_startPosition.y - _screensContainer.localPosition.y > _childSize / 3)
if (_startPosition.y - _screensContainer.anchoredPosition.y > _childSize / 3)
{
ScrollToClosestElement();
}
@ -283,7 +283,7 @@ namespace UnityEngine.UI.Extensions
}
else
{
if (_startPosition.y - _screensContainer.localPosition.y > -_childSize / 3)
if (_startPosition.y - _screensContainer.anchoredPosition.y > -_childSize / 3)
{
ScrollToClosestElement();
}