iwmlib/lib/3rdparty/gsap/src/esm/EndArrayPlugin.js

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/*!
* VERSION: 0.1.3
* DATE: 2018-08-27
* UPDATES AND DOCS AT: http://greensock.com
*
* @license Copyright (c) 2008-2019, GreenSock. All rights reserved.
* This work is subject to the terms at http://greensock.com/standard-license or for
* Club GreenSock members, the software agreement that was issued with your membership.
*
* @author: Jack Doyle, jack@greensock.com
*/
/* eslint-disable */
import { _gsScope } from "./TweenLite.js";
export var EndArrayPlugin = _gsScope._gsDefine.plugin({
propName: "endArray",
API: 2,
version: "0.1.3",
//called when the tween renders for the first time. This is where initial values should be recorded and any setup routines should run.
init: function(target, value, tween) {
var i = value.length,
a = this.a = [],
start, end;
this.target = target;
this._mod = 0;
if (!i) {
return false;
}
while (--i > -1) {
start = target[i];
end = value[i];
if (start !== end) {
a.push({i:i, s:start, c:end - start});
}
}
return true;
},
mod: function(lookup) {
if (typeof(lookup.endArray) === "function") {
this._mod = lookup.endArray;
}
},
//called each time the values should be updated, and the ratio gets passed as the only parameter (typically it's a value between 0 and 1, but it can exceed those when using an ease like Elastic.easeOut or Back.easeOut, etc.)
set: function(ratio) {
var target = this.target,
a = this.a,
i = a.length,
mod = this._mod,
e, val;
if (mod) {
while (--i > -1) {
e = a[i];
target[e.i] = mod(e.s + e.c * ratio, target);
}
} else {
while (--i > -1) {
e = a[i];
val = e.s + e.c * ratio;
target[e.i] = (val < 0.000001 && val > -0.000001) ? 0 : val;
}
}
}
});
export { EndArrayPlugin as default };