var t = require;
var e = module;
var n = exports;
var h,
    e =
    (this && this.__decorate) ||
    function(t, e, i, s) {
        var o,
            a = arguments.length,
            n = a < 3 ? e : null === s ? (s = Object.getOwnPropertyDescriptor(e, i)) : s;
        if ("object" == typeof Reflect && "function" == typeof Reflect.decorate) n = Reflect.decorate(t, e, i, s);
        else
            for (var r = t.length - 1; 0 <= r; r--)
                (o = t[r]) && (n = (a < 3 ? o(n) : 3 < a ? o(e, i, n) : o(e, i)) || n);
        return 3 < a && n && Object.defineProperty(e, i, n), n;
    },
    i =
    (this && this.__awaiter) ||
    function(t, n, r, l) {
        return new(r = r || Promise)(function(i, e) {
            function s(t) {
                try {
                    a(l.next(t));
                } catch (t) {
                    e(t);
                }
            }

            function o(t) {
                try {
                    a(l.throw(t));
                } catch (t) {
                    e(t);
                }
            }

            function a(t) {
                var e;
                t.done ?
                    i(t.value) :
                    ((e = t.value) instanceof r ?
                        e :
                        new r(function(t) {
                            t(e);
                        })
                    ).then(s, o);
            }
            a((l = l.apply(t, n || [])).next());
        });
    };
Object.defineProperty(n, "__esModule", { value: !0 }), (n.ListViewBaseLayout = n.ListView = n.ListViewEvent = void 0);
const s = t("App"),
    a = t("ItemRenderer");
Object.defineProperty(cc.Node.prototype, "LEFT_TOP", {
        configurable: !0,
        get: function() {
            return cc.v2(this.x + this.width * -this.anchorX, this.y + this.height * (1 - this.anchorY));
        }
    }),
    ((t = h = h || {})[(t.NONE = 0)] = "NONE"),
    (t[(t.HORIZONTAL = 1)] = "HORIZONTAL"),
    (t[(t.VERTICAL = 2)] = "VERTICAL"),
    (t[(t.GRID = 3)] = "GRID"),
    (n.ListViewEvent = {
        ITEM_TAP: "ITEM_TAP",
        ITEM_CREATED: "ITEM_CREATED",
        ITEM_DATA_CHANGED: "ITEM_DATA_CHANGED",
        SELECTION_CHANGED: "SELECTION_CHANGED",
        SELECTION_REACH_MAX: "SELECTION_REACH_MAX"
    });
const { ccclass: o, property: r, menu: l } = cc._decorator;
t = class extends cc.Component {
    constructor() {
        super(...arguments),
            (this.viewPort = { x: 0, y: 0, width: 0, height: 0 }),
            (this.itemRenderer = null),
            (this.itemRendererInline = null),
            (this.layoutType = h.NONE),
            (this.isMultipleSelect = !1),
            (this.maxMultipleSelectNum = 3),
            (this.scrollView = null),
            (this.isVirtualLayout = !1),
            (this.interactable = !0),
            (this.gapX = 0),
            (this.gapY = 0),
            (this.autoGap = !1),
            (this.autoPadding = !1),
            (this.paddingLeft = 0),
            (this.paddingRight = 0),
            (this.paddingTop = 0),
            (this.paddingBottom = 0),
            (this.nodeEmpty = null),
            (this.horizontalCenterInScrollView = !1),
            (this.lazyLoadItem = !1),
            (this.itemScale = 1),
            (this.tag = ""),
            (this.customViews = []),
            (this.itemPool = []),
            (this.items = []),
            (this.dataSource = []),
            (this.cols = 0),
            (this.itemWidth = 0),
            (this.itemHeight = 0),
            (this.initialized = !1),
            (this.selectedIndices = []),
            (this.selectedItem = null),
            (this.selectedItems = []),
            (this.disabledItems = []),
            (this.lastScrollPos = null),
            (this.container = null),
            (this._itemUpdateQueue = []),
            (this.layout = null);
    }
    get selectedIndex() {
        return this._selectedIndex;
    }
    set selectedIndex(t) {
        this.isMultipleSelect ||
            ((this._selectedIndex = t),
                (this.selectedIndices = [t]),
                (this.selectedItem = this.dataSource[t]),
                (this.selectedItems = [this.selectedItem]));
    }
    onLoad() {
        this.init();
    }
    start() {}
    onDestroy() {
        this.itemPool.forEach(function(t) {
                t.node && t.node.isValid && t.node.destroy();
            }),
            (this.itemPool = []);
    }
    init() {
        var t = this;
        if (!this.initialized) {
            switch (this.layoutType) {
                case h.HORIZONTAL:
                    this.layout = new d();
                    break;
                case h.VERTICAL:
                    this.layout = new u();
                    break;
                case h.NONE:
                case h.GRID:
                    this.layout = new p();
            }
            if (
                ((this.container = new cc.Node()),
                    this.node.addChild(this.container),
                    this.itemRendererInline &&
                    this.itemRendererInline.getParent() == this.node &&
                    this.itemRendererInline.removeFromParent(!1),
                    (this.itemRendererClass = this.itemRendererClass || a.default),
                    this.scrollView)
            ) {
                if (this.scrollView.content != this.node)
                    this.node.on(
                        cc.Node.EventType.POSITION_CHANGED,
                        function() {
                            t.updateViewPort(!0);
                        },
                        this
                    );
                else {
                    var e = this.scrollView.node.getComponent(cc.Widget);
                    e && e.updateAlignment(),
                        (this.node.anchorX = 0),
                        (this.node.anchorY = 1),
                        (this.node.width = Math.max(this.node.width, this.scrollView.node.width));
                    for (var i = this.node.getParent(), s = []; i && i != this.scrollView.node;) {
                        var o = i.getComponent(cc.Widget);
                        o ||
                            (((o = i.addComponent(cc.Widget)).left = o.right = o.top = o.bottom = 0),
                                (o.isAlignLeft = o.isAlignRight = o.isAlignTop = o.isAlignBottom = !0),
                                (o.alignMode = cc.Widget.AlignMode.ALWAYS)),
                            s.push(o),
                            (i = i.getParent());
                    }
                    s.reverse().forEach(function(t) {
                            return t.updateAlignment();
                        }),
                        (i = this.node.getParent()),
                        (this.node.x = -i.width * i.anchorX + this.node.width * this.node.anchorX),
                        (this.node.y = i.height * (1 - i.anchorY) - this.node.height * (1 - this.node.anchorY)),
                        this.isVirtualLayout &&
                        ((this.viewPort.width = this.scrollView.node.width),
                            (this.viewPort.height = this.scrollView.node.height));
                }
                this.scrollView.node.on("scrolling", this.onScrollChanged, this),
                    this.scrollView.node.on("scroll-ended", this.onScrollChanged, this),
                    this.scrollView.node.on(
                        cc.Node.EventType.SIZE_CHANGED,
                        function() {
                            (t.node.width = t.scrollView.node.width), t.updateViewPort(!0);
                        },
                        this
                    );
            } else this.isVirtualLayout = !1;
            this.initialized = !0;
        }
    }
    updateViewPort(t = !1) {
        var e, i;
        this.scrollView &&
            ((e = this.scrollView.getScrollOffset()),
                (i = this.node
                    .convertToWorldSpaceAR(this.node.LEFT_TOP.sub(this.node.position))
                    .sub(
                        this.scrollView.content.convertToWorldSpaceAR(
                            this.scrollView.content.LEFT_TOP.sub(this.scrollView.content.position)
                        )
                    )),
                (this.viewPort.x = e.x - i.x),
                (this.viewPort.y = e.y + i.y),
                (this.viewPort.width = this.scrollView.node.width),
                (this.viewPort.height = this.scrollView.node.height)),
            t &&
            ((this.cols = 0),
                this.autoPadding && (this.paddingLeft = this.paddingRight = 0),
                this.autoGap && (this.gapX = 0)),
            this.checkLayoutParam(0 < this.items.length ? this.items[0].node : null),
            this.updateLayout(t);
    }
    onScrollChanged() {
        var t = this.scrollView.getScrollOffset();
        (!this.lastScrollPos || 30 < t.sub(this.lastScrollPos).mag()) &&
        (this.updateViewPort(), (this.lastScrollPos = t));
    }
    getItems() {
        return this.items;
    }
    getContentSize() {
        return cc.size(
            this.node.width, -this.getItemPositionAt(this.dataSource.length - 1).y + this.itemHeight + this.paddingBottom
        );
    }
    refreshView(e = !1) {
        this.items.forEach(function(t) {
            return t.setData(t.data, e);
        });
    }
    updateDataSource(t, e = !1) {
        var i,
            s = this;
        if (
            ((this.dataSource = t),
                this.checkLayoutParam(),
                this.nodeEmpty && (this.nodeEmpty.active = t.length <= 0),
                this.clearSelection(),
                this.isVirtualLayout)
        )
            this.updateLayout(e);
        else {
            for (var o = 0; o < this.items.length; o++) {
                var a = this.items[o];
                a.index >= t.length ?
                    (this.items.slice(o).forEach(function(t) {
                            t.node.removeFromParent(!1), (t.recycled = !0), s.itemPool.push(t);
                        }),
                        this.items.splice(o)) :
                    a.setData(t[a.index], e),
                    a.onUnselected();
            }
            var n = 0 < this.items.length ? this.items[this.items.length - 1].index : -1,
                r = t.length - 1 - n;
            if (0 < r)
                for (o = 0; o < r; o++) {
                    var l = n + o + 1,
                        l = this.createItemAt(l, t[l]);
                    this.items.push(l), l.onUnselected();
                }
        }
        this.layout instanceof d &&
            (this.node.width =
                this.getItemPositionAt(t.length - 1).x + this.itemWidth + this.paddingLeft + this.paddingRight),
            (this.node.height = -this.getItemPositionAt(t.length - 1).y + this.itemHeight + this.paddingBottom),
            (this.container.y = this.node.height * (1 - this.node.anchorY)),
            (this.container.x = this.node.width * -this.node.anchorX),
            (!this.scrollView && (this.scrollView || (this.layoutType != h.GRID && this.layoutType != h.HORIZONTAL))) ||
            !this.horizontalCenterInScrollView ||
            (this.dataSource.length < this.cols &&
                (this.scrollView ?
                    (this.container.x =
                        (this.scrollView.node.width -
                            (this.dataSource.length * this.itemWidth +
                                this.gapX * (this.dataSource.length - 1))) /
                        2) :
                    (this.container.x +=
                        ((this.cols - this.dataSource.length) / 2) * (this.itemWidth - this.gapX / 2) -
                        this.paddingLeft))),
            this.scrollView &&
            this.layoutType == h.VERTICAL &&
            this.horizontalCenterInScrollView &&
            ((i =
                    (this.scrollView.node.height - this.layout.paddingTop) /
                    (this.itemHeight + this.paddingTop / 2 + this.paddingBottom / 2)),
                this.dataSource.length < i &&
                (this.scrollView ?
                    (this.container.y = -(
                            this.scrollView.node.height -
                            (this.dataSource.length * this.itemHeight + this.gapY * (this.dataSource.length - 1))
                        ) /
                        2 +
                        this.paddingTop) :
                    (this.container.y -=
                        ((i - this.dataSource.length) / 2) * (this.itemHeight - this.gapY / 2) -
                        this.paddingTop)));
    }
    clearSelection() {
        var i = this;
        this.selectedItems.forEach(function(e) {
                var t = i.items.find(function(t) {
                    return t.data == e;
                });
                t && t.onUnselected();
            }),
            (this._selectedIndex = -1),
            (this.selectedIndices = []),
            (this.selectedItem = null),
            (this.selectedItems = []),
            this.node.emit(n.ListViewEvent.SELECTION_CHANGED);
    }
    select(e) {
        var t,
            i = this;
        (e.length == this.selectedItems.length &&
            e.every(function(t, e) {
                return t == i.selectedItems[e];
            })) ||
        ((t = e.filter(function(t) {
                return i.selectedItems.indexOf(t) < 0;
            })),
            this.selectedItems
            .filter(function(t) {
                return e.indexOf(t) < 0;
            })
            .forEach(function(e) {
                var t = i.items.find(function(t) {
                    return t.data == e;
                });
                t && t.onUnselected();
            }),
            (this.selectedItems = e),
            (this.selectedIndices = this.selectedItems.map(function(t) {
                return i.dataSource.indexOf(t);
            })),
            e.length <= 1 ?
            ((this.selectedItem = e[0]), (this._selectedIndex = this.dataSource.indexOf(e[0]))) :
            ((this.selectedItem = null), (this._selectedIndex = -1)),
            this.refreshView(),
            t.forEach(function(e) {
                var t = i.items.find(function(t) {
                    return t.data == e;
                });
                t && t.onSelected();
            }),
            this.node.emit(n.ListViewEvent.SELECTION_CHANGED));
    }
    selectByIndices(e) {
        var t,
            i = this;
        0 == e.length && this.clearSelection(),
            (e.length == this.selectedIndices.length &&
                e.every(function(t, e) {
                    return t == i.selectedIndices[e];
                })) ||
            ((t = e.filter(function(t) {
                    return i.selectedIndices.indexOf(t) < 0;
                })),
                this.selectedIndices
                .filter(function(t) {
                    return e.indexOf(t) < 0;
                })
                .forEach(function(e) {
                    var t = i.items.find(function(t) {
                        return t.index == e;
                    });
                    t && t.onUnselected();
                }),
                (this.selectedIndices = e),
                (this.selectedItems = this.selectedIndices.map(function(t) {
                    return i.dataSource[t];
                })),
                e.length <= 1 ?
                ((this.selectedItem = this.selectedItems[0]), (this._selectedIndex = e[0])) :
                ((this.selectedItem = null), (this._selectedIndex = -1)),
                this.refreshView(),
                t.forEach(function(e) {
                    var t = i.items.find(function(t) {
                        return t.index == e;
                    });
                    t && t.onSelected();
                }),
                this.node.emit(n.ListViewEvent.SELECTION_CHANGED));
    }
    disableSelectByIndices(i) {
        (this.disabledItems = this.dataSource.filter(function(t, e) {
            return i.include(e);
        })),
        this.items.forEach(function(t) {
            i.include(t.index) ? t.onDisableSelect() : t.onEnableSelect();
        });
    }
    disableSelect(t) {
        (this.disabledItems = t.slice()),
        this.items.forEach(function(e) {
            t.some(function(t) {
                    return t == e.data;
                }) ?
                e.onDisableSelect() :
                e.onEnableSelect();
        });
    }
    getCoordinateAt(t) {
        return this.layout.getItemCoordinateAtAt(t);
    }
    refreshLayout() {
        (this.cols = 0),
        this.autoPadding && (this.paddingLeft = this.paddingRight = 0),
            this.autoGap && (this.gapX = 0),
            this.checkLayoutParam(0 < this.items.length ? this.items[0].node : null),
            this.updateLayout(!0);
    }
    updateLayout(o = !1) {
        var a = this;
        this.checkLayoutParam();
        var t = cc.rect(this.viewPort.x, this.viewPort.y, this.viewPort.width, this.viewPort.height),
            t = f(this.layout.getVisibleIndexStartEnd(t.x, t.y, t.width, t.height), 2),
            i = t[0],
            s = t[1],
            i = i.limit(0, this.dataSource.length - 1),
            s = s.limit(0, this.dataSource.length - 1);
        if (this.isVirtualLayout) {
            var e = 0 < this.items.length ? this.items[0].index : -1,
                n = 0 < this.items.length ? this.items[this.items.length - 1].index : -1,
                r = this.items.slice();
            if (e != i || n != s) {
                for (var l, h, t = Math.min(i, e).limit(0), c = Math.max(s, n), d = [], u = [], p = t; p <= c; p++)
                    (n < p && p < i) ||
                    (p < e && s < p) ||
                    (p < e && ((l = this.createItemAt(p, this.dataSource[p])), d.push(l)),
                        n < p && ((l = this.createItemAt(p, this.dataSource[p])), u.push(l)),
                        p < i && ((h = r[p - e]), this.recycleItem(h)),
                        s < p && ((h = r[p - e]), this.recycleItem(h)));
                d.reverse().forEach(function(t) {
                        return a.items.unshift(t);
                    }),
                    u.forEach(function(t) {
                        return a.items.push(t);
                    }),
                    this.items.forEach(function(t, e) {
                        var i = a
                            .getItemPositionAt(t.index)
                            .add(cc.v2(t.node.width * t.node.anchorX, -t.node.height * (1 - t.node.anchorY)));
                        (t.node.position = i), (t.node.zIndex = e);
                        var s = a.dataSource[t.index];
                        a.lazyLoadItem ? a.pushItemUpdate(t, s, o) : t.setData(s, o),
                            a.selectedItems.some(function(t) {
                                return t == s;
                            }) ?
                            t.onSelected() :
                            t.onUnselected(),
                            a.disabledItems.some(function(t) {
                                return t == s;
                            }) ?
                            t.onDisableSelect() :
                            t.onEnableSelect();
                    });
            } else
                this.items.forEach(function(t) {
                    var e = a
                        .getItemPositionAt(t.index)
                        .add(cc.v2(t.node.width * t.node.anchorX, -t.node.height * (1 - t.node.anchorY)));
                    (t.node.position = e), t.setData(a.dataSource[t.index], o), (t.node.active = !0);
                });
        } else
            (i = 0),
            (s = this.dataSource.length - 1),
            o &&
            this.items.forEach(function(t) {
                var e = a
                    .getItemPositionAt(t.index)
                    .add(cc.v2(t.node.width * t.node.anchorX, -t.node.height * (1 - t.node.anchorY)));
                (t.node.position = e),
                (t.node.active = t.index >= i && t.index <= s),
                t.setData(a.dataSource[t.index], o);
            });
    }
    ensureItemInView(t, e) {
        void 0 === e && (e = 0);
        var i = f(
                this.layout.getVisibleIndexStartEnd(
                    this.viewPort.x,
                    this.viewPort.y,
                    this.viewPort.width,
                    this.viewPort.height
                ),
                2
            ),
            s = i[0],
            i = i[1];
        (s <= t && t <= i) ||
        ((i = this.getItemPositionAt(t)),
            (t = this.node
                .convertToWorldSpaceAR(this.node.LEFT_TOP.sub(this.node.position))
                .sub(
                    this.scrollView.content.convertToWorldSpaceAR(
                        this.scrollView.content.LEFT_TOP.sub(this.scrollView.content.position)
                    )
                )),
            i.addSelf(t),
            this.scrollView.scrollToOffset(cc.v2(i.x, -i.y), e),
            e || ((this.viewPort.x = i.x), (this.viewPort.y = -i.y), this.updateLayout()));
    }
    focusItem(t, e, i) {
        void 0 === e && (e = 0);
        t = this.getItemPositionAt(t);
        i && t.addSelf(i);
        i = this.node
            .convertToWorldSpaceAR(this.node.LEFT_TOP.sub(this.node.position))
            .sub(
                this.scrollView.content.convertToWorldSpaceAR(
                    this.scrollView.content.LEFT_TOP.sub(this.scrollView.content.position)
                )
            );
        t.addSelf(i),
            this.scrollView.scrollToOffset(cc.v2(t.x, -t.y), e),
            e || ((this.viewPort.x = t.x), (this.viewPort.y = -t.y), this.updateLayout());
    }
    scrollToItemByPos(t, e) {
        void 0 === e && (e = 0),
            this.scrollView.scrollToOffset(cc.v2(t.x, -t.y), e),
            e || ((this.viewPort.x = t.x), (this.viewPort.y = -t.y), this.updateLayout());
    }
    recycleItem(t) {
        this.items.splice(this.items.indexOf(t), 1),
            t.node.removeFromParent(!1),
            (t.recycled = !0),
            this.itemPool.push(t);
    }
    createItemAt(t, e) {
        var i,
            s = this;
        0 < this.itemPool.length ?
            (i = this.itemPool.shift().node) :
            ((i = cc.instantiate(this.itemRenderer || this.itemRendererInline)).on(
                    cc.Node.EventType.TOUCH_END,
                    function(t) {
                        (cc.sys.isNative && 0 < t.touch.getID()) || s.onItemTap(o);
                    },
                    this
                ),
                (i.scaleX *= this.itemScale),
                (i.scaleY *= this.itemScale));
        var o = i.getComponent(this.itemRendererClass);
        ((o = o || i.addComponent(this.itemRendererClass)).listView = this).container.addChild(i),
            this.checkLayoutParam(i);
        var a = this.getItemPositionAt(t).add(
            cc.v2(i.width * this.itemScale * i.anchorX, -i.height * this.itemScale * (1 - i.anchorY))
        );
        return (
            (i.position = a),
            (o.index = t),
            this.lazyLoadItem ? this.pushItemUpdate(o, e) : o.setData(e),
            (o.recycled = !1),
            this.node.emit(n.ListViewEvent.ITEM_CREATED, o),
            o
        );
    }
    getItemPositionAt(t) {
        return this.layout.getItemPositionAt(t);
    }
    addCustomView(t, e) {
        this.checkLayoutParam();
        var i = { width: e.width, height: e.height };
        this.cols &&
            e instanceof cc.Node &&
            (e.removeFromParent(!1),
                (e.position = this.getItemPositionAt(t).add(cc.v2(i.width * e.anchorX, -i.height * (1 - e.anchorY)))),
                this.container.addChild(e),
                this.customViews.push(e)),
            this.layout.addCustomSpace([t, i]),
            this.updateLayout(!1);
    }
    clearCustomView(e) {
        void 0 === e && (e = !0),
            this.customViews.forEach(function(t) {
                t.parent && t.removeFromParent(e), e && t.isValid && t.destroy();
            }),
            (this.customViews = []),
            this.layout.clearCustomSpace();
    }
    pushItemUpdate(e, t, i = !1) {
        var s = this._itemUpdateQueue.slice(1).find(function(t) {
            return t.item == e;
        });
        s
            ?
            (s.data = t) :
            (this._itemUpdateQueue.push({ item: e, data: t, force: i }),
                1 == this._itemUpdateQueue.length && this.handleItemUpdate());
    }
    handleItemUpdate() {
        return i(this, void 0, void 0, function*() {
            var t = this._itemUpdateQueue[0];
            t &&
                (t.item.setData(t.data, t.force),
                    yield s.default.TimerManager.sleep(0.01),
                    this._itemUpdateQueue.shift(),
                    this.handleItemUpdate());
        });
    }
    checkLayoutParam(t) {
        var e;
        this.initialized || this.init(),
            this.cols ||
            ((e = (t = t || cc.instantiate(this.itemRenderer || this.itemRendererInline)).width * this.itemScale),
                (t = t.height * this.itemScale),
                this.autoGap ?
                ((this.cols = Math.floor((this.node.width - this.paddingLeft - this.paddingRight) / e) || 1),
                    this.cols &&
                    (this.gapX =
                        (this.node.width - this.paddingLeft - this.paddingRight - this.cols * e) /
                        (this.cols - 1))) :
                (this.cols =
                    Math.floor((this.node.width - this.paddingLeft - this.paddingRight) / (e + this.gapX)) || 1),
                this.autoPadding &&
                (this.autoGap ?
                    ((this.gapX = this.node.width / this.cols - e),
                        (this.paddingLeft = this.paddingRight = this.gapX / 2)) :
                    (this.paddingLeft = this.paddingRight =
                        (this.node.width - this.cols * e - this.gapX * (this.cols - 1)) / 2)),
                (this.itemWidth = e),
                (this.itemHeight = t),
                this.layout.updateParams(
                    e,
                    t,
                    this.cols,
                    this.gapX,
                    this.gapY,
                    this.paddingLeft,
                    this.paddingRight,
                    this.paddingTop,
                    this.paddingBottom
                ));
    }
    onItemTap(t) {
        if (!t.checkSelect(-1 == this.selectedIndices.indexOf(t.index))) return !1;
        var e,
            i,
            s = this;
        this.interactable ?
            ((e = t.index),
                this.disabledItems.include(t.data) ||
                (0 <= this.selectedIndices.indexOf(e) ?
                    this.isMultipleSelect &&
                    (this.selectedIndices.splice(this.selectedIndices.indexOf(e), 1),
                        this.selectedItems.splice(this.selectedItems.indexOf(t.data), 1),
                        t.onCancelSelected(),
                        this.node.emit(n.ListViewEvent.SELECTION_CHANGED)) :
                    (this.isMultipleSelect ?
                        this.selectedIndices.length < this.maxMultipleSelectNum ?
                        (this.selectedIndices.push(e),
                            this.selectedItems.push(t.data),
                            (this.selectedIndex = e),
                            (this.selectedItem = t.data),
                            t.onClickSelected()) :
                        this.node.emit(n.ListViewEvent.SELECTION_REACH_MAX) :
                        (0 <= this.selectedIndex &&
                            (i = this.items.find(function(t) {
                                return t.index == s.selectedIndex;
                            })) &&
                            i.onCancelSelected(),
                            (this.selectedIndices = [e]),
                            (this.selectedItems = [t.data]),
                            (this.selectedIndex = e),
                            (this.selectedItem = t.data),
                            t.onClickSelected(),
                            this.node.emit(n.ListViewEvent.SELECTION_REACH_MAX)),
                        this.node.emit(n.ListViewEvent.SELECTION_CHANGED))),
                this.node.emit(n.ListViewEvent.ITEM_TAP, t, e)) :
            this.node.emit(n.ListViewEvent.ITEM_TAP, t, t.index);
    }
};
e([r(cc.Prefab)], t.prototype, "itemRenderer", void 0),
    e([r(cc.Node)], t.prototype, "itemRendererInline", void 0),
    e([r({ type: cc.Enum(h) })], t.prototype, "layoutType", void 0),
    e([r({})], t.prototype, "isMultipleSelect", void 0),
    e(
        [
            r({
                type: cc.Integer,
                visible: function() {
                    return this.isMultipleSelect;
                }
            })
        ],
        t.prototype,
        "maxMultipleSelectNum",
        void 0
    ),
    e([r(cc.ScrollView)], t.prototype, "scrollView", void 0),
    e([r({})], t.prototype, "isVirtualLayout", void 0),
    e([r({})], t.prototype, "interactable", void 0),
    e([r], t.prototype, "gapX", void 0),
    e([r], t.prototype, "gapY", void 0),
    e([r], t.prototype, "autoGap", void 0),
    e([r], t.prototype, "autoPadding", void 0),
    e([r], t.prototype, "paddingLeft", void 0),
    e([r], t.prototype, "paddingRight", void 0),
    e([r], t.prototype, "paddingTop", void 0),
    e([r], t.prototype, "paddingBottom", void 0),
    e([r(cc.Node)], t.prototype, "nodeEmpty", void 0),
    e([r], t.prototype, "horizontalCenterInScrollView", void 0),
    e([r], t.prototype, "itemScale", void 0),
    e([r], t.prototype, "tag", void 0),
    (t = e([o], t)),
    (n.ListView = t);
class c {
    constructor() {
        (this.itemScale = 1), (this.spaces = []);
    }
    updateParams(t, e, i, s, o, a, n, r, l) {
        (this.itemWidth = t),
        (this.itemHeight = e),
        (this.cols = i),
        (this.gapX = s),
        (this.gapY = o),
        (this.paddingLeft = a),
        (this.paddingRight = n),
        (this.paddingTop = r),
        (this.paddingBottom = l);
    }
    addCustomSpace(t) {
        this.spaces.push(t);
    }
    clearCustomSpace() {
        this.spaces = [];
    }
    getItemCoordinateAtAt(t) {
        return cc.v2(t % this.cols, Math.floor(t / this.cols));
    }
    getItemPositionAt(t) {
        return cc.v2(0, 0);
    }
    getVisibleIndexStartEnd(t, e, i, s) {
        return [0, 0];
    }
}

function f(t, e) {
    var i = "function" == typeof Symbol && t[Symbol.iterator];
    if (!i) return t;
    var s,
        o,
        a = i.call(t),
        n = [];
    try {
        for (;
            (void 0 === e || 0 < e--) && !(s = a.next()).done;) n.push(s.value);
    } catch (t) {
        o = { error: t };
    } finally {
        try {
            s && !s.done && (i = a.return) && i.call(a);
        } finally {
            if (o) throw o.error;
        }
    }
    return n;
}
class d extends(n.ListViewBaseLayout = c) {
    getItemPositionAt(i) {
        var s = cc.v2(this.paddingLeft + i * (this.itemWidth + this.gapX), -this.paddingTop);
        return (
            this.spaces.forEach(function(t) {
                var e = f(t, 2),
                    t = e[0],
                    e = e[1];
                t <= i && (s.x += e.width);
            }),
            s
        );
    }
    getVisibleIndexStartEnd(i, t, s, e) {
        var o = this,
            a = Math.floor((-i - this.paddingLeft) / (this.itemWidth + this.gapX)),
            n = Math.ceil((-i + s - this.paddingLeft) / (this.itemWidth + this.gapX));
        return (
            this.spaces.forEach(function(t) {
                var e = f(t, 2),
                    t = e[0],
                    e = e[1];
                t <= a &&
                    ((i += e.width),
                        (a = Math.floor((-i - o.paddingLeft) / (o.itemWidth + o.gapX))),
                        (n = Math.ceil((-i + s - o.paddingLeft) / (o.itemWidth + o.gapX))));
            }), [a, n]
        );
    }
}
class u extends c {
    getItemPositionAt(i) {
        var s = cc.v2(this.paddingLeft, -(this.paddingTop + i * (this.itemHeight + this.gapY)));
        return (
            this.spaces.forEach(function(t) {
                var e = f(t, 2),
                    t = e[0],
                    e = e[1];
                t <= i && (s.y -= e.height);
            }),
            s
        );
    }
    getVisibleIndexStartEnd(t, i, e, s) {
        var o = this,
            a = Math.floor((i - this.paddingTop) / (this.itemHeight + this.gapY)),
            n = Math.ceil((i + s - this.paddingTop) / (this.itemHeight + this.gapY));
        return (
            this.spaces.forEach(function(t) {
                var e = f(t, 2),
                    t = e[0],
                    e = e[1];
                t <= a &&
                    ((i -= e.height),
                        (a = Math.floor((i - o.paddingTop) / (o.itemHeight + o.gapY))),
                        (n = Math.ceil((i + s - o.paddingTop) / (o.itemHeight + o.gapY))));
            }), [a, n]
        );
    }
}
class p extends c {
    getItemPositionAt(i) {
        var t = i % this.cols,
            e = Math.floor(i / this.cols),
            s = cc.v2(
                this.paddingLeft + t * (this.itemWidth + this.gapX), -(this.paddingTop + e * (this.itemHeight + this.gapY))
            );
        return (
            this.spaces.forEach(function(t) {
                var e = f(t, 2),
                    t = e[0],
                    e = e[1];
                t <= i && (s.y -= e.height);
            }),
            s
        );
    }
    getVisibleIndexStartEnd(t, i, e, s) {
        var o = this,
            a = Math.floor((i - this.paddingTop) / (this.itemHeight + this.gapY)) * this.cols,
            n = Math.ceil((i + s - this.paddingTop) / (this.itemHeight + this.gapY)) * this.cols;
        return (
            this.spaces.forEach(function(t) {
                var e = f(t, 2),
                    t = e[0],
                    e = e[1];
                t <= a &&
                    ((i -= e.height),
                        (a = Math.floor((i - o.paddingTop) / (o.itemHeight + o.gapY)) * o.cols),
                        (n = Math.ceil((i + s - o.paddingTop) / (o.itemHeight + o.gapY)) * o.cols));
            }), [a, n]
        );
    }
}