65 строки
1.7 KiB
JavaScript
65 строки
1.7 KiB
JavaScript
/**
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* Copyright (c) Meta Platforms, Inc. and affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*
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* @flow
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* @format
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*/
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'use strict';
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import type {PlatformConfig} from '../AnimatedPlatformConfig';
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import type {InterpolationConfigType} from './AnimatedInterpolation';
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import type AnimatedNode from './AnimatedNode';
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import AnimatedInterpolation from './AnimatedInterpolation';
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import AnimatedValue from './AnimatedValue';
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import AnimatedWithChildren from './AnimatedWithChildren';
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export default class AnimatedSubtraction extends AnimatedWithChildren {
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_a: AnimatedNode;
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_b: AnimatedNode;
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constructor(a: AnimatedNode | number, b: AnimatedNode | number) {
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super();
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this._a = typeof a === 'number' ? new AnimatedValue(a) : a;
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this._b = typeof b === 'number' ? new AnimatedValue(b) : b;
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}
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__makeNative(platformConfig: ?PlatformConfig) {
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this._a.__makeNative(platformConfig);
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this._b.__makeNative(platformConfig);
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super.__makeNative(platformConfig);
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}
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__getValue(): number {
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return this._a.__getValue() - this._b.__getValue();
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}
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interpolate<OutputT: number | string>(
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config: InterpolationConfigType<OutputT>,
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): AnimatedInterpolation<OutputT> {
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return new AnimatedInterpolation(this, config);
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}
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__attach(): void {
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this._a.__addChild(this);
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this._b.__addChild(this);
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}
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__detach(): void {
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this._a.__removeChild(this);
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this._b.__removeChild(this);
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super.__detach();
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}
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__getNativeConfig(): any {
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return {
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type: 'subtraction',
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input: [this._a.__getNativeTag(), this._b.__getNativeTag()],
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};
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}
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}
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