react-native-reanimated
Version:
More powerful alternative to Animated library for React Native.
117 lines (114 loc) • 4.17 kB
JavaScript
'use strict';
function _defineProperty(obj, key, value) { key = _toPropertyKey(key); if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }
function _toPropertyKey(t) { var i = _toPrimitive(t, "string"); return "symbol" == typeof i ? i : i + ""; }
function _toPrimitive(t, r) { if ("object" != typeof t || !t) return t; var e = t[Symbol.toPrimitive]; if (void 0 !== e) { var i = e.call(t, r || "default"); if ("object" != typeof i) return i; throw new TypeError("@@toPrimitive must return a primitive value."); } return ("string" === r ? String : Number)(t); }
import { BaseAnimationBuilder } from '../animationBuilder';
import { Easing } from '../../Easing';
import { withTiming } from '../../animation';
import { assertEasingIsWorklet } from '../../animation/util';
/**
* Layout transitions with a curved animation. You can modify the behavior by chaining methods like `.duration(500)` or `.delay(500)`.
*
* You pass it to the `layout` prop on [an Animated component](https://docs.swmansion.com/react-native-reanimated/docs/fundamentals/glossary#animated-component).
*
* @see https://docs.swmansion.com/react-native-reanimated/docs/layout-animations/layout-transitions#fading-transition
*/
export class CurvedTransition extends BaseAnimationBuilder {
constructor(...args) {
super(...args);
_defineProperty(this, "easingXV", Easing.in(Easing.ease));
_defineProperty(this, "easingYV", Easing.out(Easing.ease));
_defineProperty(this, "easingWidthV", Easing.in(Easing.exp));
_defineProperty(this, "easingHeightV", Easing.out(Easing.exp));
_defineProperty(this, "build", () => {
const delayFunction = this.getDelayFunction();
const callback = this.callbackV;
const delay = this.getDelay();
const duration = this.durationV ?? 300;
const easing = {
easingX: this.easingXV,
easingY: this.easingYV,
easingWidth: this.easingWidthV,
easingHeight: this.easingHeightV
};
return values => {
'worklet';
return {
initialValues: {
originX: values.currentOriginX,
originY: values.currentOriginY,
width: values.currentWidth,
height: values.currentHeight
},
animations: {
originX: delayFunction(delay, withTiming(values.targetOriginX, {
duration,
easing: easing.easingX
})),
originY: delayFunction(delay, withTiming(values.targetOriginY, {
duration,
easing: easing.easingY
})),
width: delayFunction(delay, withTiming(values.targetWidth, {
duration,
easing: easing.easingWidth
})),
height: delayFunction(delay, withTiming(values.targetHeight, {
duration,
easing: easing.easingHeight
}))
},
callback
};
};
});
}
static createInstance() {
return new CurvedTransition();
}
static easingX(easing) {
const instance = this.createInstance();
return instance.easingX(easing);
}
easingX(easing) {
if (__DEV__) {
assertEasingIsWorklet(easing);
}
this.easingXV = easing;
return this;
}
static easingY(easing) {
const instance = this.createInstance();
return instance.easingY(easing);
}
easingY(easing) {
if (__DEV__) {
assertEasingIsWorklet(easing);
}
this.easingYV = easing;
return this;
}
static easingWidth(easing) {
const instance = this.createInstance();
return instance.easingWidth(easing);
}
easingWidth(easing) {
if (__DEV__) {
assertEasingIsWorklet(easing);
}
this.easingWidthV = easing;
return this;
}
static easingHeight(easing) {
const instance = this.createInstance();
return instance.easingHeight(easing);
}
easingHeight(easing) {
if (__DEV__) {
assertEasingIsWorklet(easing);
}
this.easingHeightV = easing;
return this;
}
}
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