react-native-reanimated
Version:
More powerful alternative to Animated library for React Native.
42 lines (41 loc) • 2.02 kB
JavaScript
import { withSequence, withTiming } from '../../animation';
import { Easing } from '../../Easing';
import { BaseAnimationBuilder } from '../animationBuilder';
export class JumpingTransition extends BaseAnimationBuilder {
constructor() {
super(...arguments);
this.build = () => {
var _a;
const delayFunction = this.getDelayFunction();
const callback = this.callbackV;
const delay = this.getDelay();
const duration = ((_a = this.durationV) !== null && _a !== void 0 ? _a : 300) / 2;
const config = { duration: duration * 2 };
return (values) => {
'worklet';
const d = Math.max(Math.abs(values.targetOriginX - values.currentOriginX), Math.abs(values.targetOriginY - values.currentOriginY));
return {
initialValues: {
originX: values.currentOriginX,
originY: values.currentOriginY,
width: values.currentWidth,
height: values.currentHeight,
},
animations: {
originX: delayFunction(delay, withTiming(values.targetOriginX, config)),
originY: delayFunction(delay, withSequence(withTiming(Math.min(values.targetOriginY, values.currentOriginY) - d, {
duration,
easing: Easing.out(Easing.exp),
}), withTiming(values.targetOriginY, Object.assign(Object.assign({}, config), { duration, easing: Easing.bounce })))),
width: delayFunction(delay, withTiming(values.targetWidth, config)),
height: delayFunction(delay, withTiming(values.targetHeight, config)),
},
callback: callback,
};
};
};
}
static createInstance() {
return new JumpingTransition();
}
}