react-native-reanimated
Version:
More powerful alternative to Animated library for React Native.
398 lines (388 loc) • 20.7 kB
JavaScript
;
function _extends() { _extends = Object.assign ? Object.assign.bind() : function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; }; return _extends.apply(this, arguments); }
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(arg) { var key = _toPrimitive(arg, "string"); return typeof key === "symbol" ? key : String(key); }
function _toPrimitive(input, hint) { if (typeof input !== "object" || input === null) return input; var prim = input[Symbol.toPrimitive]; if (prim !== undefined) { var res = prim.call(input, hint || "default"); if (typeof res !== "object") return res; throw new TypeError("@@toPrimitive must return a primitive value."); } return (hint === "string" ? String : Number)(input); }
import React from 'react';
import { findNodeHandle, Platform } from 'react-native';
import WorkletEventHandler from '../reanimated2/WorkletEventHandler';
import '../reanimated2/layoutReanimation/animationsManager';
import invariant from 'invariant';
import { adaptViewConfig } from '../ConfigHelper';
import { RNRenderer } from '../reanimated2/platform-specific/RNRenderer';
import { configureLayoutAnimations, enableLayoutAnimations } from '../reanimated2/core';
import { SharedTransition, LayoutAnimationType } from '../reanimated2/layoutReanimation';
import { getShadowNodeWrapperFromRef } from '../reanimated2/fabricUtils';
import { removeFromPropsRegistry } from '../reanimated2/PropsRegistry';
import { getReduceMotionFromConfig } from '../reanimated2/animation/util';
import { maybeBuild } from '../animationBuilder';
import { SkipEnteringContext } from '../reanimated2/component/LayoutAnimationConfig';
import JSPropsUpdater from './JSPropsUpdater';
import { has, flattenArray } from './utils';
import setAndForwardRef from './setAndForwardRef';
import { isFabric, isJest, isWeb, shouldBeUseWeb } from '../reanimated2/PlatformChecker';
import { InlinePropManager } from './InlinePropManager';
import { PropsFilter } from './PropsFilter';
import { startWebLayoutAnimation, tryActivateLayoutTransition, configureWebLayoutAnimations, getReducedMotionFromConfig } from '../reanimated2/layoutReanimation/web';
const IS_WEB = isWeb();
const IS_FABRIC = isFabric();
function onlyAnimatedStyles(styles) {
return styles.filter(style => style === null || style === void 0 ? void 0 : style.viewDescriptors);
}
function isSameAnimatedStyle(style1, style2) {
// We cannot use equality check to compare useAnimatedStyle outputs directly.
// Instead, we can compare its viewsRefs.
return (style1 === null || style1 === void 0 ? void 0 : style1.viewsRef) === (style2 === null || style2 === void 0 ? void 0 : style2.viewsRef);
}
const isSameAnimatedProps = isSameAnimatedStyle;
export function createAnimatedComponent(Component, options) {
invariant(typeof Component !== 'function' || Component.prototype && Component.prototype.isReactComponent, `Looks like you're passing a function component \`${Component.name}\` to \`createAnimatedComponent\` function which supports only class components. Please wrap your function component with \`React.forwardRef()\` or use a class component instead.`);
class AnimatedComponent extends React.Component {
constructor(props) {
super(props);
_defineProperty(this, "_styles", null);
_defineProperty(this, "_animatedProps", void 0);
_defineProperty(this, "_viewTag", -1);
_defineProperty(this, "_isFirstRender", true);
_defineProperty(this, "animatedStyle", {
value: {}
});
_defineProperty(this, "_component", null);
_defineProperty(this, "_sharedElementTransition", null);
_defineProperty(this, "_jsPropsUpdater", new JSPropsUpdater());
_defineProperty(this, "_InlinePropManager", new InlinePropManager());
_defineProperty(this, "_PropsFilter", new PropsFilter());
_defineProperty(this, "_viewInfo", void 0);
_defineProperty(this, "context", void 0);
_defineProperty(this, "_setComponentRef", setAndForwardRef({
getForwardedRef: () => this.props.forwardedRef,
setLocalRef: ref => {
// TODO update config
const tag = IS_WEB ? ref : findNodeHandle(ref);
const {
layout,
entering,
exiting,
sharedTransitionTag
} = this.props;
if ((layout || entering || exiting || sharedTransitionTag) && tag != null) {
var _this$context;
if (!shouldBeUseWeb()) {
enableLayoutAnimations(true, false);
}
if (layout) {
configureLayoutAnimations(tag, LayoutAnimationType.LAYOUT, maybeBuild(layout, undefined /* We don't have to warn user if style has common properties with animation for LAYOUT */, AnimatedComponent.displayName));
}
const skipEntering = (_this$context = this.context) === null || _this$context === void 0 ? void 0 : _this$context.current;
if (entering && !skipEntering) {
var _this$props;
configureLayoutAnimations(tag, LayoutAnimationType.ENTERING, maybeBuild(entering, (_this$props = this.props) === null || _this$props === void 0 ? void 0 : _this$props.style, AnimatedComponent.displayName));
}
if (exiting) {
const reduceMotionInExiting = 'getReduceMotion' in exiting && typeof exiting.getReduceMotion === 'function' ? getReduceMotionFromConfig(exiting.getReduceMotion()) : getReduceMotionFromConfig();
if (!reduceMotionInExiting) {
var _this$props2;
configureLayoutAnimations(tag, LayoutAnimationType.EXITING, maybeBuild(exiting, (_this$props2 = this.props) === null || _this$props2 === void 0 ? void 0 : _this$props2.style, AnimatedComponent.displayName));
}
}
if (sharedTransitionTag && !IS_WEB) {
const sharedElementTransition = this.props.sharedTransitionStyle ?? new SharedTransition();
const reduceMotionInTransition = getReduceMotionFromConfig(sharedElementTransition.getReduceMotion());
if (!reduceMotionInTransition) {
sharedElementTransition.registerTransition(tag, sharedTransitionTag);
this._sharedElementTransition = sharedElementTransition;
}
}
}
if (ref !== this._component) {
this._component = ref;
}
}
}));
if (isJest()) {
this.animatedStyle = {
value: {}
};
}
}
componentDidMount() {
this._attachNativeEvents();
this._jsPropsUpdater.addOnJSPropsChangeListener(this);
this._attachAnimatedStyles();
this._InlinePropManager.attachInlineProps(this, this._getViewInfo());
if (IS_WEB) {
configureWebLayoutAnimations();
if (!this.props.entering) {
this._isFirstRender = false;
return;
}
if (getReducedMotionFromConfig(this.props.entering)) {
this._isFirstRender = false;
return;
}
startWebLayoutAnimation(this.props, this._component, LayoutAnimationType.ENTERING);
}
this._isFirstRender = false;
}
componentWillUnmount() {
var _this$_sharedElementT;
this._detachNativeEvents();
this._jsPropsUpdater.removeOnJSPropsChangeListener(this);
this._detachStyles();
this._InlinePropManager.detachInlineProps();
(_this$_sharedElementT = this._sharedElementTransition) === null || _this$_sharedElementT === void 0 ? void 0 : _this$_sharedElementT.unregisterTransition(this._viewTag);
if (IS_WEB && this.props.exiting && !getReducedMotionFromConfig(this.props.exiting)) {
startWebLayoutAnimation(this.props, this._component, LayoutAnimationType.EXITING);
}
}
_getEventViewRef() {
var _this$_component, _getScrollableNode, _ref;
// Make sure to get the scrollable node for components that implement
// `ScrollResponder.Mixin`.
return (_this$_component = this._component) !== null && _this$_component !== void 0 && _this$_component.getScrollableNode ? (_getScrollableNode = (_ref = this._component).getScrollableNode) === null || _getScrollableNode === void 0 ? void 0 : _getScrollableNode.call(_ref) : this._component;
}
_attachNativeEvents() {
const node = this._getEventViewRef();
let viewTag = null; // We set it only if needed
for (const key in this.props) {
const prop = this.props[key];
if (has('current', prop) && prop.current instanceof WorkletEventHandler) {
if (viewTag === null) {
viewTag = findNodeHandle(options !== null && options !== void 0 && options.setNativeProps ? this : node);
}
prop.current.registerForEvents(viewTag, key);
}
}
}
_detachNativeEvents() {
for (const key in this.props) {
const prop = this.props[key];
if (has('current', prop) && prop.current instanceof WorkletEventHandler) {
prop.current.unregisterFromEvents();
}
}
}
_detachStyles() {
if (IS_WEB && this._styles !== null) {
for (const style of this._styles) {
if (style !== null && style !== void 0 && style.viewsRef) {
style.viewsRef.remove(this);
}
}
} else if (this._viewTag !== -1 && this._styles !== null) {
var _this$props$animatedP;
for (const style of this._styles) {
style.viewDescriptors.remove(this._viewTag);
}
if ((_this$props$animatedP = this.props.animatedProps) !== null && _this$props$animatedP !== void 0 && _this$props$animatedP.viewDescriptors) {
this.props.animatedProps.viewDescriptors.remove(this._viewTag);
}
if (IS_FABRIC) {
removeFromPropsRegistry(this._viewTag);
}
}
}
_reattachNativeEvents(prevProps) {
for (const key in prevProps) {
const prop = this.props[key];
if (has('current', prop) && prop.current instanceof WorkletEventHandler && prop.current.reattachNeeded) {
prop.current.unregisterFromEvents();
}
}
let viewTag = null;
for (const key in this.props) {
const prop = this.props[key];
if (has('current', prop) && prop.current instanceof WorkletEventHandler && prop.current.reattachNeeded) {
if (viewTag === null) {
const node = this._getEventViewRef();
viewTag = findNodeHandle(options !== null && options !== void 0 && options.setNativeProps ? this : node);
}
prop.current.registerForEvents(viewTag, key);
prop.current.reattachNeeded = false;
}
}
}
_updateFromNative(props) {
if (options !== null && options !== void 0 && options.setNativeProps) {
// eslint-disable-next-line @typescript-eslint/no-non-null-assertion
options.setNativeProps(this._component, props);
} else {
var _this$_component2, _this$_component2$set;
// eslint-disable-next-line no-unused-expressions
(_this$_component2 = this._component) === null || _this$_component2 === void 0 ? void 0 : (_this$_component2$set = _this$_component2.setNativeProps) === null || _this$_component2$set === void 0 ? void 0 : _this$_component2$set.call(_this$_component2, props);
}
}
_getViewInfo() {
var _this$_component3, _getAnimatableRef, _ref2;
if (this._viewInfo !== undefined) {
return this._viewInfo;
}
let viewTag;
let viewName;
let shadowNodeWrapper = null;
let viewConfig;
// Component can specify ref which should be animated when animated version of the component is created.
// Otherwise, we animate the component itself.
const component = (_this$_component3 = this._component) !== null && _this$_component3 !== void 0 && _this$_component3.getAnimatableRef ? (_getAnimatableRef = (_ref2 = this._component).getAnimatableRef) === null || _getAnimatableRef === void 0 ? void 0 : _getAnimatableRef.call(_ref2) : this;
if (IS_WEB) {
// At this point I assume that `_setComponentRef` was already called and `_component` is set.
// `this._component` on web represents HTMLElement of our component, that's why we use casting
viewTag = this._component;
viewName = null;
shadowNodeWrapper = null;
viewConfig = null;
} else {
var _hostInstance$viewCon;
// hostInstance can be null for a component that doesn't render anything (render function returns null). Example: svg Stop: https://github.com/react-native-svg/react-native-svg/blob/develop/src/elements/Stop.tsx
const hostInstance = RNRenderer.findHostInstance_DEPRECATED(component);
if (!hostInstance) {
throw new Error('[Reanimated] Cannot find host instance for this component. Maybe it renders nothing?');
}
// we can access view tag in the same way it's accessed here https://github.com/facebook/react/blob/e3f4eb7272d4ca0ee49f27577156b57eeb07cf73/packages/react-native-renderer/src/ReactFabric.js#L146
viewTag = hostInstance === null || hostInstance === void 0 ? void 0 : hostInstance._nativeTag;
/**
* RN uses viewConfig for components for storing different properties of the component(example: https://github.com/facebook/react-native/blob/main/packages/react-native/Libraries/Components/ScrollView/ScrollViewNativeComponent.js#L24).
* The name we're looking for is in the field named uiViewClassName.
*/
viewName = hostInstance === null || hostInstance === void 0 ? void 0 : (_hostInstance$viewCon = hostInstance.viewConfig) === null || _hostInstance$viewCon === void 0 ? void 0 : _hostInstance$viewCon.uiViewClassName;
viewConfig = hostInstance === null || hostInstance === void 0 ? void 0 : hostInstance.viewConfig;
if (IS_FABRIC) {
shadowNodeWrapper = getShadowNodeWrapperFromRef(this);
}
}
this._viewInfo = {
viewTag,
viewName,
shadowNodeWrapper,
viewConfig
};
return this._viewInfo;
}
_attachAnimatedStyles() {
var _this$props$animatedP2, _this$props$animatedP3;
const styles = this.props.style ? onlyAnimatedStyles(flattenArray(this.props.style)) : [];
const prevStyles = this._styles;
this._styles = styles;
const prevAnimatedProps = this._animatedProps;
this._animatedProps = this.props.animatedProps;
const {
viewTag,
viewName,
shadowNodeWrapper,
viewConfig
} = this._getViewInfo();
// update UI props whitelist for this view
const hasReanimated2Props = ((_this$props$animatedP2 = this.props.animatedProps) === null || _this$props$animatedP2 === void 0 ? void 0 : _this$props$animatedP2.viewDescriptors) || styles.length;
if (hasReanimated2Props && viewConfig) {
adaptViewConfig(viewConfig);
}
this._viewTag = viewTag;
// remove old styles
if (prevStyles) {
// in most of the cases, views have only a single animated style and it remains unchanged
const hasOneSameStyle = styles.length === 1 && prevStyles.length === 1 && isSameAnimatedStyle(styles[0], prevStyles[0]);
if (!hasOneSameStyle) {
// otherwise, remove each style that is not present in new styles
for (const prevStyle of prevStyles) {
const isPresent = styles.some(style => isSameAnimatedStyle(style, prevStyle));
if (!isPresent) {
prevStyle.viewDescriptors.remove(viewTag);
}
}
}
}
styles.forEach(style => {
style.viewDescriptors.add({
tag: viewTag,
name: viewName,
shadowNodeWrapper
});
if (isJest()) {
/**
* We need to connect Jest's TestObject instance whose contains just props object
* with the updateProps() function where we update the properties of the component.
* We can't update props object directly because TestObject contains a copy of props - look at render function:
* const props = this._filterNonAnimatedProps(this.props);
*/
this.animatedStyle.value = {
...this.animatedStyle.value,
...style.initial.value
};
style.animatedStyle.current = this.animatedStyle;
}
});
// detach old animatedProps
if (prevAnimatedProps && !isSameAnimatedProps(prevAnimatedProps, this.props.animatedProps)) {
prevAnimatedProps.viewDescriptors.remove(viewTag);
}
// attach animatedProps property
if ((_this$props$animatedP3 = this.props.animatedProps) !== null && _this$props$animatedP3 !== void 0 && _this$props$animatedP3.viewDescriptors) {
this.props.animatedProps.viewDescriptors.add({
// eslint-disable-next-line @typescript-eslint/no-non-null-assertion
tag: viewTag,
// eslint-disable-next-line @typescript-eslint/no-non-null-assertion
name: viewName,
// eslint-disable-next-line @typescript-eslint/no-non-null-assertion
shadowNodeWrapper: shadowNodeWrapper
});
}
}
componentDidUpdate(prevProps, _prevState,
// This type comes straight from React
// eslint-disable-next-line @typescript-eslint/no-explicit-any
snapshot) {
this._reattachNativeEvents(prevProps);
this._attachAnimatedStyles();
this._InlinePropManager.attachInlineProps(this, this._getViewInfo());
// Snapshot won't be undefined because it comes from getSnapshotBeforeUpdate method
if (IS_WEB && snapshot !== null && this.props.layout && !getReducedMotionFromConfig(this.props.layout)) {
tryActivateLayoutTransition(this.props, this._component, snapshot);
}
}
// This is a component lifecycle method from React, therefore we are not calling it directly.
// It is called before the component gets rerendered. This way we can access components' position before it changed
// and later on, in componentDidUpdate, calculate translation for layout transition.
getSnapshotBeforeUpdate() {
if (this._component.getBoundingClientRect !== undefined) {
return this._component.getBoundingClientRect();
}
return null;
}
render() {
const props = this._PropsFilter.filterNonAnimatedProps(this);
if (isJest()) {
props.animatedStyle = this.animatedStyle;
}
// Layout animations on web are set inside `componentDidMount` method, which is called after first render.
// Because of that we can encounter a situation in which component is visible for a short amount of time, and later on animation triggers.
// I've tested that on various browsers and devices and it did not happen to me. To be sure that it won't happen to someone else,
// I've decided to hide component at first render. Its visibility is reset in `componentDidMount`.
if (this._isFirstRender && IS_WEB && props.entering && !getReducedMotionFromConfig(props.entering)) {
props.style = {
...(props.style ?? {}),
visibility: 'hidden' // Hide component until `componentDidMount` triggers
};
}
const platformProps = Platform.select({
web: {},
default: {
collapsable: false
}
});
return /*#__PURE__*/React.createElement(Component, _extends({}, props, {
// Casting is used here, because ref can be null - in that case it cannot be assigned to HTMLElement.
// After spending some time trying to figure out what to do with this problem, we decided to leave it this way
ref: this._setComponentRef
}, platformProps));
}
}
_defineProperty(AnimatedComponent, "displayName", void 0);
_defineProperty(AnimatedComponent, "contextType", SkipEnteringContext);
AnimatedComponent.displayName = `AnimatedComponent(${Component.displayName || Component.name || 'Component'})`;
return /*#__PURE__*/React.forwardRef((props, ref) => {
return /*#__PURE__*/React.createElement(AnimatedComponent, _extends({}, props, ref === null ? null : {
forwardedRef: ref
}));
});
}
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