备份CatanBuilding瘦身独立工程
This commit is contained in:
JSD\13999
687
Assets/Scripts/UIExtend/PanelScroll.cs
Normal file
687
Assets/Scripts/UIExtend/PanelScroll.cs
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@@ -0,0 +1,687 @@
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using UnityEngine;
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using UnityEngine.UI;
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using UnityEngine.EventSystems;
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using System;
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using System.Collections.Generic;
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using DG.Tweening;
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public class PanelScroll : ScrollRect
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{
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// [SerializeField] public float inertiaMaxTime = 0.5f; //限制惯性持续时间
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// private float _scrolledTime = 0f;
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private Action _stopScrollCallback = null;
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private Vector2 _lastPosition = Vector2.zero;
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private float offsetX;
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private RectTransform _content;
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private Action StopScrollCallback;
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private Action RefreshItem;
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public bool loop = false;
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public int currentIndex;
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public int FirstIndex;
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public int CurDownIndex;
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private int minShowItemNum;
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List<GameObject> itemGoList = new List<GameObject>();
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Vector2 startDeltaPos;
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Vector2 endDeltaDirection;
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bool isDrag = false;
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public bool isReversal = false;
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int minShowAdd = 2;
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Vector2 InverseTransformPointOffset;
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float startAdd = 0;
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protected override void Start()
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{
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base.Start();
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RectTransform rectTransform = GetComponent<RectTransform>();
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var pivot = rectTransform.pivot - new Vector2(0.5f, 0.5f);
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var rect = rectTransform.rect.size;
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InverseTransformPointOffset = new Vector2(pivot.x * rect.x, pivot.y * rect.y);
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}
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public List<T> Init<T, T1>(float _offsetX, GameObject _item, Action<T> _OnBtnItem,
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List<T1> _ItemData, bool click = false, int _currentIndex = 0, int _minShowAdd = 2)
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where T : PanelItemBase<T1>
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{
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float spacing = 0;
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float addSizeDelta = 0; startAdd = 0;
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if (horizontal)
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{
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HorizontalLayoutGroup layoutGroup = content.GetComponent<HorizontalLayoutGroup>();
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if (layoutGroup != null)
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{
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spacing = layoutGroup.spacing;
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addSizeDelta = layoutGroup.padding.horizontal;
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startAdd = layoutGroup.padding.left;
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layoutGroup.enabled = false;
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}
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}
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else
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{
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VerticalLayoutGroup layoutGroup = content.GetComponent<VerticalLayoutGroup>();
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if (layoutGroup != null)
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{
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spacing = layoutGroup.spacing;
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addSizeDelta = layoutGroup.padding.vertical;
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startAdd = layoutGroup.padding.top;
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layoutGroup.enabled = false;
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}
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}
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_offsetX += spacing;
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minShowAdd = _minShowAdd;
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if (_currentIndex >= _ItemData.Count)
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{
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_currentIndex = _ItemData.Count - 1;
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}
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int _showItemNum;
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int showDelta = _ItemData.Count;
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if (horizontal)
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minShowItemNum = Mathf.CeilToInt(GetComponent<RectTransform>().rect.width / _offsetX) + minShowAdd;
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else
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minShowItemNum = Mathf.CeilToInt(GetComponent<RectTransform>().rect.height / _offsetX) + minShowAdd;
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_showItemNum = minShowItemNum;
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if (loop)
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{
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showDelta = minShowItemNum;
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}
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else if (minShowItemNum > _ItemData.Count)
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{
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_showItemNum = showDelta;
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}
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movementType = loop ? MovementType.Unrestricted : MovementType.Elastic;
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offsetX = _offsetX;
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_item.gameObject.SetActive(false);
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_content = transform.Find("Viewport/Content").GetComponent<RectTransform>();
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_content.sizeDelta = horizontal ? new Vector2(showDelta * _offsetX + addSizeDelta, _content.sizeDelta.y) : new Vector2(_content.sizeDelta.x, showDelta * _offsetX + addSizeDelta);
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if (isReversal)
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{
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_content.anchoredPosition = horizontal ?
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new Vector2(loop ? -((_showItemNum - 1) / 2f - _currentIndex) * _offsetX : _currentIndex * _offsetX, _content.anchoredPosition.y) :
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new Vector2(_content.anchoredPosition.x, loop ? -(_currentIndex - (_showItemNum - 1) / 2f) * _offsetX : -_currentIndex * _offsetX);
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}
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else
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{
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_content.anchoredPosition = horizontal ?
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new Vector2(loop ? ((_showItemNum - 1) / 2f - _currentIndex) * _offsetX : -_currentIndex * _offsetX, _content.anchoredPosition.y) :
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new Vector2(_content.anchoredPosition.x, loop ? (_currentIndex - (_showItemNum - 1) / 2f) * _offsetX : _currentIndex * _offsetX);
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}
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List<T> items = new List<T>();
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int count = itemGoList.Count;
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for (int i = 0; i < count; i++)
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{
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itemGoList[i].SetActive(false);
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}
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for (int i = 0; i < _showItemNum; i++)
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{
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GameObject go;
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if (count > i)
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{
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go = itemGoList[i].gameObject;
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}
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else
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{
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go = Instantiate(_item, _content);
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itemGoList.Add(go);
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}
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go.SetActive(true);
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if (isReversal)
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{
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go.transform.GetComponent<RectTransform>().anchoredPosition = horizontal ?
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new Vector3(-(i + 0.5f) * _offsetX - startAdd, go.transform.GetComponent<RectTransform>().anchoredPosition.y, 0) :
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new Vector3(go.transform.GetComponent<RectTransform>().anchoredPosition.x, (i + 0.5f) * _offsetX + startAdd, 0);
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}
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else
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{
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go.transform.GetComponent<RectTransform>().anchoredPosition = horizontal ?
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new Vector3((i + 0.5f) * _offsetX + startAdd, go.transform.GetComponent<RectTransform>().anchoredPosition.y, 0) :
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new Vector3(go.transform.GetComponent<RectTransform>().anchoredPosition.x, -(i + 0.5f) * _offsetX - startAdd, 0);
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}
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T t = go.GetComponent<T>() ?? go.AddComponent<T>();
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items.Add(t);
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items[i].index = i;
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var i1 = i;
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items[i].OnBtnItemAction = () => { _OnBtnItem?.Invoke(items[i1]); };
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items[i].SetDataAction = () =>
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{
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int count = _ItemData.Count;
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items[i1].index %= count;
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if (items[i1].index < 0)
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{
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items[i1].index += count;
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}
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return _ItemData[items[i1].index];
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};
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}
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if (isReversal)
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{
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ReversalSetOnValueChanged(items, _ItemData);
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}
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else
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{
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SetOnValueChanged(items, _ItemData);
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}
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SetStopScrollCallback(click, items, _ItemData);
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RefreshItem = () =>
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{
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foreach (var t in items)
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{
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t.SetData();
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}
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};
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currentIndex = _currentIndex;
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if (currentIndex > 1)
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{
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if (!loop)
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{
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if (currentIndex + _showItemNum > showDelta)
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{
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currentIndex = showDelta - _showItemNum;
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}
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currentIndex--;
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}
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//currentIndex -= minShowItemNum;
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for (int i = items.Count - 1; i >= 0; i--)
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{
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T t = items[i];
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if (isReversal)
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{
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t.rectTransform.anchoredPosition = horizontal ?
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new Vector3(t.rectTransform.anchoredPosition.x - currentIndex * offsetX, t.rectTransform.anchoredPosition.y, 0) :
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new Vector3(t.rectTransform.anchoredPosition.x, t.rectTransform.anchoredPosition.y + currentIndex * offsetX, 0);
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}
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else
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{
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t.rectTransform.anchoredPosition = horizontal ?
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new Vector3(t.rectTransform.anchoredPosition.x + currentIndex * offsetX, t.rectTransform.anchoredPosition.y, 0) :
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new Vector3(t.rectTransform.anchoredPosition.x, t.rectTransform.anchoredPosition.y - currentIndex * offsetX, 0);
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}
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t.index += currentIndex;
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}
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}
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RefreshItem();
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currentIndex = _currentIndex;
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if (click)
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{
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if (currentIndex > 0)
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{
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for (int i = 0; i < items.Count; i++)
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{
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if (items[i].index == _currentIndex)
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{
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_OnBtnItem?.Invoke(items[i]);
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return items;
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}
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}
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}
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if (items.Count > 0)
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{
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_OnBtnItem?.Invoke(items[0]);
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}
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}
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return items;
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}
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void ReversalSetOnValueChanged<T, T1>(List<T> items, List<T1> _ItemData) where T : PanelItemBase<T1>
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{
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onValueChanged.RemoveAllListeners();
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if (horizontal)
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{
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onValueChanged.AddListener(arg0 =>
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{
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foreach (var t in items)
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{
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//transform相对于scrollRect的位置
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var arg1 = InverseTransformPoint(t.transform.position);
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if (arg1.x < -(minShowItemNum + 1) / 2 * offsetX/* - offsetX*/)
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{
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if (loop || t.index - minShowItemNum >= 0)
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{
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t.rectTransform.anchoredPosition =
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new Vector3(t.rectTransform.anchoredPosition.x + minShowItemNum * offsetX, t.rectTransform.anchoredPosition.y, 0);
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t.OnChangIndex(-minShowItemNum);
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}
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}
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else if (arg1.x > (minShowItemNum + 1) / 2 * offsetX /*+ offsetX*/)
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{
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if (loop || t.index + minShowItemNum < _ItemData.Count)
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{
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t.rectTransform.anchoredPosition =
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new Vector3(t.rectTransform.anchoredPosition.x - minShowItemNum * offsetX, t.rectTransform.anchoredPosition.y, 0);
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t.OnChangIndex(minShowItemNum);
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}
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}
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arg1 = InverseTransformPoint(t.transform.position);
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t.OffsetX(arg1.x, offsetX);
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}
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});
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}
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else
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{
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onValueChanged.AddListener(arg0 =>
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{
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foreach (var t in items)
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{
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//transform相对于scrollRect的位置
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var arg1 = InverseTransformPoint(t.transform.position);
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if (arg1.y < -(minShowItemNum + 1) / 2 * offsetX/* - offsetX*/)
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{
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if (loop || t.index + minShowItemNum < _ItemData.Count)
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{
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t.rectTransform.anchoredPosition =
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new Vector3(t.rectTransform.anchoredPosition.x, t.rectTransform.anchoredPosition.y + minShowItemNum * offsetX, 0);
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t.OnChangIndex(minShowItemNum);
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}
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}
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else if (arg1.y > (minShowItemNum + 1) / 2 * offsetX /*+ offsetX*/)
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{
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if (loop || t.index - minShowItemNum >= 0)
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{
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t.rectTransform.anchoredPosition =
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new Vector3(t.rectTransform.anchoredPosition.x, t.rectTransform.anchoredPosition.y - minShowItemNum * offsetX, 0);
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t.OnChangIndex(-minShowItemNum);
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}
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}
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arg1 = InverseTransformPoint(t.transform.position);
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t.OffsetX(arg1.y, offsetX);
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}
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});
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}
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}
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void SetOnValueChanged<T, T1>(List<T> items, List<T1> _ItemData) where T : PanelItemBase<T1>
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{
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onValueChanged.RemoveAllListeners();
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if (horizontal)
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{
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onValueChanged.AddListener(arg0 =>
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{
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var panelHeight = GetComponent<RectTransform>().rect.width;
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var panelUpPos = panelHeight / 2f;
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var PanelDownPos = -panelHeight / 2f;
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foreach (var t in items)
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{
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//transform相对于scrollRect的位置
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var arg1 = InverseTransformPoint(t.transform.position);
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//进入退出窗口判断
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var itemUpPos = arg1.x + offsetX / 2f;
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var itemDownPos = arg1.x - offsetX / 2f;
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if (itemUpPos > PanelDownPos && CurDownIndex < t.index)
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CurDownIndex = t.index;
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if (itemUpPos < PanelDownPos && CurDownIndex >= t.index)
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CurDownIndex = Mathf.Clamp(t.index - 1, 0, _ItemData.Count - 1);
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if (itemDownPos < panelUpPos && FirstIndex > t.index)
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{
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FirstIndex = t.index;
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}
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if (itemDownPos > panelUpPos && FirstIndex <= t.index)
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FirstIndex = Mathf.Clamp(t.index + 1, 0, _ItemData.Count - 1);
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if (arg1.x < -(minShowItemNum + 1) / 2 * offsetX/* - offsetX*/)
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{
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if (loop || t.index + minShowItemNum < _ItemData.Count)
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{
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t.rectTransform.anchoredPosition =
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new Vector3(t.rectTransform.anchoredPosition.x + minShowItemNum * offsetX, t.rectTransform.anchoredPosition.y, 0);
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t.OnChangIndex(minShowItemNum);
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}
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}
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else if (arg1.x > (minShowItemNum + 1) / 2 * offsetX /*+ offsetX*/)
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{
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if (loop || t.index - minShowItemNum >= 0)
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{
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t.rectTransform.anchoredPosition =
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new Vector3(t.rectTransform.anchoredPosition.x - minShowItemNum * offsetX, t.rectTransform.anchoredPosition.y, 0);
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t.OnChangIndex(-minShowItemNum);
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}
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}
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arg1 = InverseTransformPoint(t.transform.position);
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t.OffsetX(arg1.x, offsetX);
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}
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});
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}
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else
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{
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onValueChanged.AddListener(arg0 =>
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{
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var panelHeight = GetComponent<RectTransform>().rect.height;
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var panelUpPos = panelHeight / 2f;
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var PanelDownPos = -panelHeight / 2f;
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foreach (var t in items)
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{
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//transform相对于scrollRect的位置
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var arg1 = InverseTransformPoint(t.transform.position);
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//进入退出窗口判断
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var itemUpPos = arg1.y + offsetX / 2f;
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var itemDownPos = arg1.y - offsetX / 2f;
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if (itemUpPos > PanelDownPos && CurDownIndex < t.index)
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CurDownIndex = t.index;
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if (itemUpPos < PanelDownPos && CurDownIndex >= t.index)
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CurDownIndex = Mathf.Clamp(t.index - 1, 0, _ItemData.Count - 1);
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if (itemDownPos < panelUpPos && FirstIndex > t.index)
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{
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FirstIndex = t.index;
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}
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if (itemDownPos > panelUpPos && FirstIndex <= t.index)
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FirstIndex = Mathf.Clamp(t.index + 1, 0, _ItemData.Count - 1);
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//循环判断
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if (arg1.y < -(minShowItemNum + 1) / 2 * offsetX /*- offsetX*/)
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{
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if (loop || t.index - minShowItemNum >= 0)
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{
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t.rectTransform.anchoredPosition =
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new Vector3(t.rectTransform.anchoredPosition.x, t.rectTransform.anchoredPosition.y + minShowItemNum * offsetX, 0);
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t.OnChangIndex(-minShowItemNum);
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}
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}
|
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else if (arg1.y > (minShowItemNum + 1) / 2 * offsetX /*+ offsetX*/)
|
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{
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if (loop || t.index + minShowItemNum < _ItemData.Count)
|
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{
|
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t.rectTransform.anchoredPosition =
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new Vector3(t.rectTransform.anchoredPosition.x, t.rectTransform.anchoredPosition.y - minShowItemNum * offsetX, 0);
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t.OnChangIndex(minShowItemNum);
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}
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}
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arg1 = InverseTransformPoint(t.transform.position);
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t.OffsetX(arg1.y, offsetX);
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}
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});
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}
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}
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void SetStopScrollCallback<T, T1>(bool click, List<T> items, List<T1> _ItemData) where T : PanelItemBase<T1>
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{
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if (click)
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{
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if (horizontal)
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{
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StopScrollCallback = () =>
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{
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int count = items.Count;
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for (int i = 0; i < count; i++)
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{
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T t = items[i];
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Vector3 pos = InverseTransformPoint(t.transform.position);
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if (pos.x > -offsetX / 2 - 0.01f && pos.x < offsetX / 2 + 0.01f)
|
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{
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if (isDrag)
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{
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if (endDeltaDirection.x > 1)
|
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{
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if (pos.x > 5)
|
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{
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if (i != 0)
|
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{
|
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if (loop || currentIndex > 0)
|
||||
{
|
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t = items[i - 1];
|
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}
|
||||
}
|
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else if (loop || t.index - minShowItemNum / 2 >= 0)
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{
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t = items[^1];
|
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}
|
||||
}
|
||||
}
|
||||
else if (endDeltaDirection.x < -1)
|
||||
{
|
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if (pos.x < -5)
|
||||
{
|
||||
if (i < count - 1)
|
||||
{
|
||||
if (loop || currentIndex < _ItemData.Count - 1)
|
||||
{
|
||||
t = items[i + 1];
|
||||
}
|
||||
}
|
||||
else if (loop || t.index + minShowItemNum / 2 < _ItemData.Count)
|
||||
{
|
||||
t = items[0];
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
if (!loop)
|
||||
{
|
||||
content.DOLocalMoveX(-t.transform.localPosition.x + 0.5f * offsetX, 0.2f);
|
||||
}
|
||||
currentIndex = t.index;
|
||||
t.OnBtnItem();
|
||||
break;
|
||||
}
|
||||
}
|
||||
isDrag = false;
|
||||
};
|
||||
}
|
||||
else
|
||||
{
|
||||
StopScrollCallback = () =>
|
||||
{
|
||||
int count = items.Count;
|
||||
for (int i = 0; i < count; i++)
|
||||
{
|
||||
T t = items[i];
|
||||
Vector3 pos = InverseTransformPoint(t.transform.position);
|
||||
if (pos.y > -offsetX / 2 - 0.01f && pos.y < offsetX / 2 + 0.01f)
|
||||
{
|
||||
if (isDrag)
|
||||
{
|
||||
if (endDeltaDirection.y > 1)
|
||||
{
|
||||
if (pos.y > 10)
|
||||
{
|
||||
if (i < count - 1)
|
||||
{
|
||||
t = items[i + 1];
|
||||
}
|
||||
else if (loop || t.index + minShowItemNum / 2 < _ItemData.Count)
|
||||
{
|
||||
t = items[0];
|
||||
}
|
||||
}
|
||||
}
|
||||
else if (endDeltaDirection.y < -1)
|
||||
{
|
||||
if (pos.y < -10)
|
||||
{
|
||||
if (i != 0)
|
||||
{
|
||||
t = items[i - 1];
|
||||
}
|
||||
else if (loop || t.index - minShowItemNum / 2 >= 0)
|
||||
{
|
||||
t = items[^1];
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
if (!loop)
|
||||
{
|
||||
content.DOLocalMoveY(-t.transform.localPosition.y - 0.5f * offsetX, 0.2f);
|
||||
}
|
||||
|
||||
currentIndex = t.index;
|
||||
t.OnBtnItem();
|
||||
break;
|
||||
}
|
||||
}
|
||||
isDrag = false;
|
||||
};
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
StopScrollCallback = null;
|
||||
}
|
||||
}
|
||||
|
||||
//跳到目标位置
|
||||
public void JumpToTarget(int index, float posOffset = 0f)
|
||||
{
|
||||
float offset = offsetX;
|
||||
if (isReversal)
|
||||
{
|
||||
offset = -offsetX;
|
||||
}
|
||||
if (loop)
|
||||
{
|
||||
if (index > currentIndex)
|
||||
{
|
||||
if (horizontal)
|
||||
{
|
||||
_content.DOLocalMoveX(_content.localPosition.x - (index - currentIndex) * offset + posOffset, 0.3f).OnComplete(() => { StopScrollCallback?.Invoke(); });
|
||||
}
|
||||
else
|
||||
{
|
||||
_content.DOLocalMoveY(_content.localPosition.y + (index - currentIndex) * offset + posOffset, 0.3f).OnComplete(() => { StopScrollCallback?.Invoke(); });
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
if (horizontal)
|
||||
{
|
||||
_content.DOLocalMoveX(_content.localPosition.x + (currentIndex - index) * offset + posOffset, 0.3f).OnComplete(() => { StopScrollCallback?.Invoke(); });
|
||||
}
|
||||
else
|
||||
{
|
||||
_content.DOLocalMoveY(_content.localPosition.y - (currentIndex - index) * offset + posOffset, 0.3f).OnComplete(() => { StopScrollCallback?.Invoke(); });
|
||||
}
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
index -= (int)((minShowItemNum - minShowAdd) / 2f);
|
||||
if (horizontal)
|
||||
{
|
||||
_content.DOLocalMoveX(-index * offset + posOffset, 0.5f).OnComplete(() => { StopScrollCallback?.Invoke(); });
|
||||
}
|
||||
else
|
||||
{
|
||||
_content.DOLocalMoveY(index * offset + posOffset, 0.5f).OnComplete(() => { StopScrollCallback?.Invoke(); });
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
public void Refresh()
|
||||
{
|
||||
RefreshItem?.Invoke();
|
||||
}
|
||||
public override void OnBeginDrag(PointerEventData eventData)
|
||||
{
|
||||
base.OnBeginDrag(eventData);
|
||||
startDeltaPos = eventData.position;
|
||||
}
|
||||
public override void OnEndDrag(PointerEventData eventData)
|
||||
{
|
||||
base.OnEndDrag(eventData);
|
||||
endDeltaDirection = eventData.position - startDeltaPos;
|
||||
isDrag = true;
|
||||
_stopScrollCallback = StopScrollCallback;
|
||||
// _scrolledTime = 0f;
|
||||
//如果没有在移动
|
||||
if (this.velocity.magnitude < 3)
|
||||
{
|
||||
if (_stopScrollCallback != null)
|
||||
{
|
||||
_stopScrollCallback();
|
||||
_stopScrollCallback = null;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
public override void OnDrag(PointerEventData eventData)
|
||||
{
|
||||
base.OnDrag(eventData);
|
||||
// _scrolledTime = 0f;
|
||||
}
|
||||
|
||||
protected override void SetContentAnchoredPosition(Vector2 position)
|
||||
{
|
||||
if (Vector3.Distance(_lastPosition, position) < 3)
|
||||
{
|
||||
if (_stopScrollCallback != null)
|
||||
{
|
||||
_stopScrollCallback();
|
||||
_stopScrollCallback = null;
|
||||
}
|
||||
|
||||
return;
|
||||
}
|
||||
|
||||
_lastPosition = position;
|
||||
base.SetContentAnchoredPosition(position);
|
||||
|
||||
// _scrolledTime += Time.unscaledDeltaTime;
|
||||
}
|
||||
public Vector3 InverseTransformPoint(Vector3 position)
|
||||
{
|
||||
var point = transform.InverseTransformPoint(position);
|
||||
point.x += InverseTransformPointOffset.x;
|
||||
point.y += InverseTransformPointOffset.y;
|
||||
return point;
|
||||
}
|
||||
}
|
||||
|
||||
public abstract class PanelItemBase<T> : MonoBehaviour
|
||||
{
|
||||
private RectTransform _rectTransform;
|
||||
|
||||
public Action OnBtnItemAction;
|
||||
public Func<T> SetDataAction;
|
||||
public T data;
|
||||
|
||||
public RectTransform rectTransform
|
||||
{
|
||||
get
|
||||
{
|
||||
if (_rectTransform == null)
|
||||
{
|
||||
_rectTransform = GetComponent<RectTransform>();
|
||||
}
|
||||
|
||||
return _rectTransform;
|
||||
}
|
||||
}
|
||||
|
||||
public int index = 0;
|
||||
|
||||
public abstract void OnInit();
|
||||
|
||||
public virtual void OffsetX(float _offsetX, float width)
|
||||
{
|
||||
}
|
||||
|
||||
public virtual void SetData()
|
||||
{
|
||||
data = SetDataAction();
|
||||
|
||||
OnInit();
|
||||
}
|
||||
|
||||
public virtual void OnBtnItem()
|
||||
{
|
||||
OnBtnItemAction?.Invoke();
|
||||
}
|
||||
|
||||
public void OnChangIndex(int _index)
|
||||
{
|
||||
index += _index;
|
||||
SetData();
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user