convex-pixel/esm5/cpx/utils/sonar/sonar-debounce.js

The library for creating pseudo 3d interactive scenes based on webgl

import { __extends } from "tslib";
import * as PIXI from "pixi.js";
import { SonarEventTypes } from "./sonar";
var DEFAULT_TIMEOUT = 500;
var SonarDebounce = /** @class */ (function (_super) {
    __extends(SonarDebounce, _super);
    function SonarDebounce(timeout, eventType) {
        if (timeout === void 0) { timeout = DEFAULT_TIMEOUT; }
        if (eventType === void 0) { eventType = SonarEventTypes.CHANGE; }
        var _this = _super.call(this) || this;
        _this._detectChangesHandler = function (nextStep) {
            if (nextStep === void 0) { nextStep = false; }
            _this.detectChanges(nextStep);
        };
        _this._timeout = timeout;
        _this._eventType = eventType;
        return _this;
    }
    Object.defineProperty(SonarDebounce.prototype, "eventType", {
        get: function () {
            return this._eventType;
        },
        enumerable: true,
        configurable: true
    });
    SonarDebounce.prototype.detectChanges = function (nextStep) {
        if (nextStep === void 0) { nextStep = false; }
        if (nextStep) {
            this._detectChangesNextFrame();
            return;
        }
        if (!this._eventType) {
            throw Error("Property \"eventType\" is not defined.");
        }
        this.emit(this._eventType);
    };
    SonarDebounce.prototype.detect = function () {
        clearTimeout(this._timeoutId);
        this._timeoutId = setTimeout(this._detectChangesHandler, this._timeout);
    };
    SonarDebounce.prototype.stop = function () {
        clearTimeout(this._timeoutId);
        clearTimeout(this._nextTimeoutId);
    };
    SonarDebounce.prototype.destroy = function () {
        this.stop();
        this.removeAllListeners();
    };
    SonarDebounce.prototype._detectChangesNextFrame = function () {
        clearTimeout(this._nextTimeoutId);
        this._nextTimeoutId = setTimeout(this._detectChangesHandler, 0);
    };
    return SonarDebounce;
}(PIXI.utils.EventEmitter));
export { SonarDebounce };
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