412 lines
11 KiB
C#
412 lines
11 KiB
C#
/*
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********************************************************************************
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*Copyright(C),coolae.net
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*Author: wangkaiyuan
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*Version: 2.0
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*Date: 2017-01-09
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*Description: 滑动页面，比如可以用在关卡地图页面
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* 注意使用时，每个page都要继承UIDragPageContents(如果是lua时可以直接使用UIDragPage4Lua)
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*Others:
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*History:
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*********************************************************************************
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*/
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using UnityEngine;
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using System.Collections;
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using XLua;
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namespace Coolape
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{
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[ExecuteInEditMode]
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[RequireComponent (typeof(UIMoveToCell))]
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public class UIGridPage : UIGrid
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{
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int cacheNum = 3;
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public bool isLimitless = false;
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//缓存数
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public bool isReverse = false;
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public float dragSensitivity = 10f;
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//拖动敏感度
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public UIDragPageContents page1;
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public UIDragPageContents page2;
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public UIDragPageContents page3;
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[HideInInspector]
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public int currCell = 0;
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int oldCurrCell = -1;
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UIMoveToCell _moveToCell;
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public LoopPage currPage;
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LoopPage pages;
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bool canDrag = true;
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int flag = 1;
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UIScrollView _scrollView;
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public UIScrollView scrollView {
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get {
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if (_scrollView == null) {
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_scrollView = GetComponent<UIScrollView> ();
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if (_scrollView == null) {
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_scrollView = transform.parent.GetComponent<UIScrollView> ();
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}
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}
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return _scrollView;
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}
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}
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public class LoopPage
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{
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public UIDragPageContents data;
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public LoopPage prev;
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public LoopPage next;
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}
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bool isFinishInit = false;
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public override void Start ()
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{
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if (isFinishInit) {
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return;
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}
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base.Start ();
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_init ();
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}
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void _init ()
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{
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if (isFinishInit) {
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return;
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}
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isFinishInit = true;
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dragSensitivity = dragSensitivity <= 0 ? 1 : dragSensitivity;
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pages = new LoopPage ();
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pages.data = page1;
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pages.next = new LoopPage ();
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pages.next.data = page2;
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pages.next.next = new LoopPage ();
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pages.next.next.data = page3;
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pages.next.next.next = pages;
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pages.prev = pages.next.next;
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pages.next.prev = pages;
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pages.next.next.prev = pages.next;
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currPage = pages;
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}
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public UIMoveToCell moveToCell {
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get {
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if (_moveToCell == null) {
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_moveToCell = GetComponent<UIMoveToCell> ();
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}
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return _moveToCell;
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}
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}
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object data;
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object[] dataList;
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object onRefreshCurrentPage;
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/// <summary>
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/// Init the specified pageList, initPage, initCell and defalt.初始化滑动页面
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/// </summary>
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/// <param name="pageList">Page list.
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/// 数据：是list里面套list，外层list是页面的数据，内层的数据是每个页面里面的数据
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/// </param>
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/// <param name="onRefreshCurrentPage">onRefreshCurrentPage.
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/// 当显示当前page时的回调
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/// </param>
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/// <param name="defaltPage">defaltPage.
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/// 初始化时默认页（0表示第一页，1表示第2页）
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/// </param>
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public void init (object pageList, object onRefreshCurrentPage, int defaltPage)
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{
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if (pageList == null) {
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Debug.LogError ("Data is null");
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return;
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}
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_initList (pageList, onRefreshCurrentPage, defaltPage);
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}
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void _initList (object data, object onRefreshCurrentPage, int defaltPage)
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{
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Start ();
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canDrag = true;
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if (isReverse) {
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flag = -1;
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}
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object[] list = null;
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if (data is LuaTable) {
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ArrayList _list = CLUtlLua.luaTableVals2List ((LuaTable)data);
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list = _list.ToArray ();
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_list.Clear ();
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_list = null;
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} else if (data is ArrayList) {
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list = ((ArrayList)data).ToArray ();
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}
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this.data = data;
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this.dataList = list;
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this.onRefreshCurrentPage = onRefreshCurrentPage;
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if (defaltPage >= list.Length || defaltPage < 0) {
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return;
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}
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currCell = defaltPage;
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initCellPos (currCell);
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}
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void initCellPos (int index)
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{
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NGUITools.SetActive (page1.gameObject, true);
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NGUITools.SetActive (page2.gameObject, true);
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NGUITools.SetActive (page3.gameObject, true);
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Update ();
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repositionNow = true;
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Update ();
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currPage = pages;
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int pageCount = dataList.Length;
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if (pageCount <= 3) {
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#region
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//此段处理是为了让ngpc这种三个页面显示的数据不同的那种，让三个页面的位置固定
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switch (currCell) {
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case 0:
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currPage = pages;
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NGUITools.SetActive (page1.gameObject, true);
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break;
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case 1:
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currPage = pages.next;
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break;
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case 2:
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currPage = pages.prev;
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break;
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default:
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break;
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}
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switch (pageCount) {
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case 1:
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NGUITools.SetActive (page1.gameObject, true);
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NGUITools.SetActive (page2.gameObject, false);
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NGUITools.SetActive (page3.gameObject, false);
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break;
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case 2:
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NGUITools.SetActive (page1.gameObject, true);
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NGUITools.SetActive (page2.gameObject, true);
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NGUITools.SetActive (page3.gameObject, false);
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break;
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case 3:
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NGUITools.SetActive (page1.gameObject, true);
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NGUITools.SetActive (page2.gameObject, true);
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NGUITools.SetActive (page3.gameObject, true);
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break;
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default:
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NGUITools.SetActive (page1.gameObject, false);
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NGUITools.SetActive (page2.gameObject, false);
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NGUITools.SetActive (page3.gameObject, false);
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break;
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}
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#endregion
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} else {
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Vector3 toPos = Vector3.zero;
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if (arrangement == UIGrid.Arrangement.Horizontal) {
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toPos.x = flag * cellWidth * (index);
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currPage.data.transform.localPosition = toPos;
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toPos.x = flag * cellWidth * (index - 1);
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currPage.prev.data.transform.localPosition = toPos;
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toPos.x = flag * cellWidth * (index + 1);
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currPage.next.data.transform.localPosition = toPos;
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} else {
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toPos.y = -flag * cellHeight * index;
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currPage.data.transform.localPosition = toPos;
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toPos.y = -flag * cellHeight * (index - 1);
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currPage.prev.data.transform.localPosition = toPos;
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toPos.y = -flag * cellHeight * (index + 1);
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currPage.next.data.transform.localPosition = toPos;
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}
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}
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oldCurrCell = currCell;
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moveToCell.moveTo (index, isReverse, false);
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//刷新数据
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if (currCell <= 0) {
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NGUITools.SetActive (currPage.prev.data.gameObject, false);
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}
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if (currCell - 1 >= 0 && currCell - 1 < pageCount) {
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currPage.prev.data.init (dataList [currCell - 1], currCell - 1);//刷新数据
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} else {
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currPage.prev.data.init (null, currCell - 1);//刷新数据
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}
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if (currCell + 1 < pageCount && (currCell + 1) >= 0) {
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currPage.next.data.init (dataList [currCell + 1], currCell + 1);//刷新数据
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} else {
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currPage.next.data.init (null, currCell + 1);//刷新数据
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}
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if(dataList.Length > currCell && currCell >= 0) {
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currPage.data.refreshCurrent (currCell, dataList [currCell]);//刷新数据(放在最后)
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doCallback (dataList [currCell]);
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} else {
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currPage.data.refreshCurrent (currCell, null);//刷新数据(放在最后)
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doCallback (null);
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}
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}
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void onFinishMoveto (params object[] paras)
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{
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canDrag = true;
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}
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void doCallback (object data)
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{
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Utl.doCallback (onRefreshCurrentPage, currCell, data, currPage.data);
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}
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public void moveTo (bool force = false)
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{
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canDrag = false;
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Callback cb = onFinishMoveto;
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moveToCell.moveTo (currCell, isReverse, false, cb);
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if (oldCurrCell != currCell || force) {
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int diff = currCell - oldCurrCell;
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int absDiff = Mathf.Abs (diff);
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int _flag = diff / absDiff;
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for (int i = 0; i < absDiff; i++) {
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resetCell (force);
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oldCurrCell += _flag;
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}
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oldCurrCell = currCell;
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//刷新数据==================
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int pageCount = dataList.Length;
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if (currCell - 1 >= 0 && currCell - 1 < pageCount) {
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currPage.prev.data.init (dataList [currCell - 1], currCell - 1);//刷新数据
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} else {
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currPage.prev.data.init (null, currCell - 1);//刷新数据
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}
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if (currCell + 1 < pageCount && (currCell+1) >= 0) {
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currPage.next.data.init (dataList [currCell + 1], currCell + 1);//刷新数据
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} else {
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currPage.next.data.init (null, currCell + 1);//刷新数据
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}
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if(dataList.Length > currCell && currCell >= 0) {
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currPage.data.refreshCurrent (currCell, dataList [currCell]);//刷新数据(放在最后)
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doCallback (dataList [currCell]);
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} else {
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currPage.data.refreshCurrent (currCell, null);//刷新数据(放在最后)
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doCallback (null);
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}
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}
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}
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void resetCell (bool isForce)
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{
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if (currCell > 0) {
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NGUITools.SetActive (currPage.prev.data.gameObject, true);
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}
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//处理边界
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int pageCount = dataList.Length;
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//移动位置
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UIDragPageContents cell;
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Vector3 toPos = Vector3.zero;
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if (oldCurrCell < currCell) {
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cell = currPage.prev.data;
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if (arrangement == UIGrid.Arrangement.Horizontal) {
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toPos = currPage.data.transform.localPosition;
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toPos.x += flag * cellWidth * 2;
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} else {
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toPos = currPage.data.transform.localPosition;
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toPos.y -= flag * cellHeight * 2;
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}
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} else {
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cell = currPage.next.data;
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if (arrangement == UIGrid.Arrangement.Horizontal) {
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toPos = currPage.data.transform.localPosition;
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toPos.x -= flag * cellWidth * 2;
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} else {
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toPos = currPage.data.transform.localPosition;
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toPos.y += flag * cellHeight * 2;
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}
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}
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cell.transform.localPosition = toPos;
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if (isLimitless || (!isLimitless && (oldCurrCell != -1 || currCell != 0))) {
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if (oldCurrCell < currCell) {
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currPage = currPage.next;
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} else {
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currPage = currPage.prev;
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}
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}
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}
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public void onPress (bool isPressed)
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{
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//===============
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if (!isPressed) {
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if (canDrag) {
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procMoveCell ();
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}
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} else {
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totalDelta = Vector2.zero;
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}
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}
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Vector2 totalDelta = Vector2.zero;
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public void onDrag (Vector2 delta)
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{
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totalDelta += delta;
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}
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//处理移动单元
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public void procMoveCell ()
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{
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int index = currCell;
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if (dataList == null || dataList.Length <= 0) {
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return;
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}
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float delta = 0;
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float sensitivity = dragSensitivity <= 0 ? 1 : dragSensitivity;
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if (arrangement == Arrangement.Horizontal) {
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delta = totalDelta.x;
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if (Mathf.Abs (delta) >= cellWidth / dragSensitivity) {
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if (flag * delta > 0) {
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index--;
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} else {
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index++;
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}
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}
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} else {
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delta = totalDelta.y;
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if (Mathf.Abs (delta) >= cellHeight / dragSensitivity) {
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if (flag * delta > 0) {
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index++;
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} else {
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index--;
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}
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}
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}
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if (scrollView.dragEffect == UIScrollView.DragEffect.Momentum) {
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if ((index < 0 || index >= dataList.Length) && !isLimitless) {
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return;
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}
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}
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moveTo (index);
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}
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public void moveTo (int index)
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{
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currCell = index;
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if(!isLimitless) {
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currCell = currCell < 0 ? 0 : currCell;
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currCell = currCell >= dataList.Length ? dataList.Length - 1 : currCell;
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}
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moveTo ();
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}
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}
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}
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