blueCoin-UI/node_modules/ionic-angular/components/item/item-sliding-gesture.js

var __extends = (this && this.__extends) || (function () {
    var extendStatics = Object.setPrototypeOf ||
        ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
        function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
    return function (d, b) {
        extendStatics(d, b);
        function __() { this.constructor = d; }
        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
    };
})();
import { GESTURE_ITEM_SWIPE, GESTURE_PRIORITY_SLIDING_ITEM } from '../../gestures/gesture-controller';
import { PanGesture } from '../../gestures/pan-gesture';
import { pointerCoord } from '../../util/dom';
/**
 * @hidden
 */
var ItemSlidingGesture = (function (_super) {
    __extends(ItemSlidingGesture, _super);
    function ItemSlidingGesture(plt, list, gestureCtrl, domCtrl) {
        var _this = _super.call(this, plt, list.getNativeElement(), {
            maxAngle: 20,
            threshold: 5,
            zone: false,
            domController: domCtrl,
            gesture: gestureCtrl.createGesture({
                name: GESTURE_ITEM_SWIPE,
                priority: GESTURE_PRIORITY_SLIDING_ITEM,
                disableScroll: true
            })
        }) || this;
        _this.list = list;
        _this.preSelectedContainer = null;
        _this.selectedContainer = null;
        _this.openContainer = null;
        return _this;
    }
    ItemSlidingGesture.prototype.canStart = function (ev) {
        if (this.selectedContainer) {
            return false;
        }
        // Get swiped sliding container
        var container = getContainer(ev);
        if (!container) {
            this.closeOpened();
            return false;
        }
        // Close open container if it is not the selected one.
        if (container !== this.openContainer) {
            this.closeOpened();
        }
        var coord = pointerCoord(ev);
        this.preSelectedContainer = container;
        this.firstCoordX = coord.x;
        this.firstTimestamp = Date.now();
        return true;
    };
    ItemSlidingGesture.prototype.onDragStart = function (ev) {
        ev.preventDefault();
        var coord = pointerCoord(ev);
        this.selectedContainer = this.openContainer = this.preSelectedContainer;
        this.selectedContainer.startSliding(coord.x);
    };
    ItemSlidingGesture.prototype.onDragMove = function (ev) {
        ev.preventDefault();
        this.selectedContainer.moveSliding(pointerCoord(ev).x);
    };
    ItemSlidingGesture.prototype.onDragEnd = function (ev) {
        ev.preventDefault();
        var coordX = pointerCoord(ev).x;
        var deltaX = (coordX - this.firstCoordX);
        var deltaT = (Date.now() - this.firstTimestamp);
        this.selectedContainer.endSliding(deltaX / deltaT);
        this.selectedContainer = null;
        this.preSelectedContainer = null;
    };
    ItemSlidingGesture.prototype.notCaptured = function (ev) {
        if (!clickedOptionButton(ev)) {
            this.closeOpened();
        }
    };
    ItemSlidingGesture.prototype.closeOpened = function () {
        this.selectedContainer = null;
        if (this.openContainer) {
            this.openContainer.close();
            this.openContainer = null;
            return true;
        }
        return false;
    };
    ItemSlidingGesture.prototype.destroy = function () {
        _super.prototype.destroy.call(this);
        this.closeOpened();
        this.list = null;
        this.preSelectedContainer = null;
        this.selectedContainer = null;
        this.openContainer = null;
    };
    return ItemSlidingGesture;
}(PanGesture));
export { ItemSlidingGesture };
function getContainer(ev) {
    var ele = ev.target.closest('ion-item-sliding');
    if (ele) {
        return ele['$ionComponent'];
    }
    return null;
}
function clickedOptionButton(ev) {
    var ele = ev.target.closest('ion-item-options>button');
    return !!ele;
}
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