sprotty
Version:
A next-gen framework for graphical views
66 lines • 2.8 kB
JavaScript
;
/********************************************************************************
* Copyright (c) 2017-2018 TypeFox and others.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v. 2.0 which is available at
* http://www.eclipse.org/legal/epl-2.0.
*
* This Source Code may also be made available under the following Secondary
* Licenses when the conditions for such availability set forth in the Eclipse
* Public License v. 2.0 are satisfied: GNU General Public License, version 2
* with the GNU Classpath Exception which is available at
* https://www.gnu.org/software/classpath/license.html.
*
* SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
********************************************************************************/
var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);
else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;
return c > 3 && r && Object.defineProperty(target, key, r), r;
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.AnimationFrameSyncer = void 0;
const inversify_1 = require("inversify");
let AnimationFrameSyncer = class AnimationFrameSyncer {
constructor() {
this.tasks = [];
this.endTasks = [];
this.triggered = false;
}
isAvailable() {
return typeof requestAnimationFrame === "function";
}
onNextFrame(task) {
this.tasks.push(task);
this.trigger();
}
onEndOfNextFrame(task) {
this.endTasks.push(task);
this.trigger();
}
trigger() {
if (!this.triggered) {
this.triggered = true;
if (this.isAvailable())
requestAnimationFrame((time) => this.run(time));
else
setTimeout((time) => this.run(time));
}
}
run(time) {
const tasks = this.tasks;
const endTasks = this.endTasks;
this.triggered = false;
this.tasks = [];
this.endTasks = [];
tasks.forEach(task => task.call(undefined, time));
endTasks.forEach(task => task.call(undefined, time));
}
};
exports.AnimationFrameSyncer = AnimationFrameSyncer;
exports.AnimationFrameSyncer = AnimationFrameSyncer = __decorate([
(0, inversify_1.injectable)()
], AnimationFrameSyncer);
//# sourceMappingURL=animation-frame-syncer.js.map