amis-rpc-design/node_modules/react-native/Libraries/Animated/nodes/AnimatedDivision.js
2023-10-07 19:42:30 +08:00

81 lines
2.2 KiB
JavaScript

/**
* Copyright (c) Meta Platforms, Inc. and affiliates.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*
* @flow
* @format
*/
'use strict';
import type {PlatformConfig} from '../AnimatedPlatformConfig';
import type {InterpolationConfigType} from './AnimatedInterpolation';
import AnimatedInterpolation from './AnimatedInterpolation';
import AnimatedNode from './AnimatedNode';
import AnimatedValue from './AnimatedValue';
import AnimatedWithChildren from './AnimatedWithChildren';
export default class AnimatedDivision extends AnimatedWithChildren {
_a: AnimatedNode;
_b: AnimatedNode;
_warnedAboutDivideByZero: boolean = false;
constructor(a: AnimatedNode | number, b: AnimatedNode | number) {
super();
if (b === 0 || (b instanceof AnimatedNode && b.__getValue() === 0)) {
console.error('Detected potential division by zero in AnimatedDivision');
}
this._a = typeof a === 'number' ? new AnimatedValue(a) : a;
this._b = typeof b === 'number' ? new AnimatedValue(b) : b;
}
__makeNative(platformConfig: ?PlatformConfig) {
this._a.__makeNative(platformConfig);
this._b.__makeNative(platformConfig);
super.__makeNative(platformConfig);
}
__getValue(): number {
const a = this._a.__getValue();
const b = this._b.__getValue();
if (b === 0) {
// Prevent spamming the console/LogBox
if (!this._warnedAboutDivideByZero) {
console.error('Detected division by zero in AnimatedDivision');
this._warnedAboutDivideByZero = true;
}
// Passing infinity/NaN to Fabric will cause a native crash
return 0;
}
this._warnedAboutDivideByZero = false;
return a / b;
}
interpolate<OutputT: number | string>(
config: InterpolationConfigType<OutputT>,
): AnimatedInterpolation<OutputT> {
return new AnimatedInterpolation(this, config);
}
__attach(): void {
this._a.__addChild(this);
this._b.__addChild(this);
}
__detach(): void {
this._a.__removeChild(this);
this._b.__removeChild(this);
super.__detach();
}
__getNativeConfig(): any {
return {
type: 'division',
input: [this._a.__getNativeTag(), this._b.__getNativeTag()],
};
}
}