190 lines
6.1 KiB
JavaScript
190 lines
6.1 KiB
JavaScript
var _extends = Object.assign || 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; };
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function _objectWithoutProperties(obj, keys) { var target = {}; for (var i in obj) { if (keys.indexOf(i) >= 0) continue; if (!Object.prototype.hasOwnProperty.call(obj, i)) continue; target[i] = obj[i]; } return target; }
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// @inheritedComponent Transition
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import React from 'react';
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import { findDOMNode } from 'react-dom';
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import EventListener from 'react-event-listener';
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import debounce from 'lodash/debounce';
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import Transition from 'react-transition-group/Transition';
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import withTheme from '../styles/withTheme';
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import { duration } from '../styles/transitions';
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const GUTTER = 24;
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// Translate the node so he can't be seen on the screen.
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// Later, we gonna translate back the node to his original location
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// with `translate3d(0, 0, 0)`.`
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function getTranslateValue(props, node) {
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const { direction } = props;
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const rect = node.getBoundingClientRect();
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let transform;
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if (node.fakeTransform) {
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transform = node.fakeTransform;
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} else {
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const computedStyle = window.getComputedStyle(node);
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transform = computedStyle.getPropertyValue('-webkit-transform') || computedStyle.getPropertyValue('transform');
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}
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let offsetX = 0;
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let offsetY = 0;
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if (transform && transform !== 'none' && typeof transform === 'string') {
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const transformValues = transform.split('(')[1].split(')')[0].split(',');
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offsetX = parseInt(transformValues[4], 10);
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offsetY = parseInt(transformValues[5], 10);
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}
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if (direction === 'left') {
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return `translateX(100vw) translateX(-${rect.left - offsetX}px)`;
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} else if (direction === 'right') {
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return `translateX(-${rect.left + rect.width + GUTTER - offsetX}px)`;
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} else if (direction === 'up') {
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return `translateY(100vh) translateY(-${rect.top - offsetY}px)`;
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}
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// direction === 'down
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return `translate3d(0, ${0 - (rect.top + rect.height)}px, 0)`;
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}
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export function setTranslateValue(props, node) {
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const transform = getTranslateValue(props, node);
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if (transform) {
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node.style.transform = transform;
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node.style.webkitTransform = transform;
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}
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}
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const reflow = node => node.scrollTop;
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class Slide extends React.Component {
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constructor(...args) {
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var _temp;
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return _temp = super(...args), this.state = {
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// We use this state to handle the server-side rendering.
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firstMount: true
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}, this.transition = null, this.handleResize = debounce(() => {
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// Skip configuration where the position is screen size invariant.
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if (this.props.in || this.props.direction === 'down' || this.props.direction === 'right') {
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return;
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}
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const node = findDOMNode(this.transition);
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if (node instanceof HTMLElement) {
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setTranslateValue(this.props, node);
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}
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}, 166), this.handleEnter = node => {
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setTranslateValue(this.props, node);
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reflow(node);
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if (this.props.onEnter) {
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this.props.onEnter(node);
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}
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}, this.handleEntering = node => {
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const { theme, timeout } = this.props;
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node.style.transition = theme.transitions.create('transform', {
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duration: typeof timeout === 'number' ? timeout : timeout.enter,
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easing: theme.transitions.easing.easeOut
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});
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// $FlowFixMe - https://github.com/facebook/flow/pull/5161
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node.style.webkitTransition = theme.transitions.create('-webkit-transform', {
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duration: typeof timeout === 'number' ? timeout : timeout.enter,
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easing: theme.transitions.easing.easeOut
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});
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node.style.transform = 'translate3d(0, 0, 0)';
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node.style.webkitTransform = 'translate3d(0, 0, 0)';
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if (this.props.onEntering) {
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this.props.onEntering(node);
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}
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}, this.handleExit = node => {
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const { theme, timeout } = this.props;
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node.style.transition = theme.transitions.create('transform', {
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duration: typeof timeout === 'number' ? timeout : timeout.exit,
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easing: theme.transitions.easing.sharp
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});
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// $FlowFixMe - https://github.com/facebook/flow/pull/5161
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node.style.webkitTransition = theme.transitions.create('-webkit-transform', {
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duration: typeof timeout === 'number' ? timeout : timeout.exit,
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easing: theme.transitions.easing.sharp
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});
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setTranslateValue(this.props, node);
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if (this.props.onExit) {
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this.props.onExit(node);
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}
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}, _temp;
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}
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componentDidMount() {
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// state.firstMount handle SSR, once the component is mounted, we need
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// to propery hide it.
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if (!this.props.in) {
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// We need to set initial translate values of transition element
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// otherwise component will be shown when in=false.
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const element = findDOMNode(this.transition);
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if (element instanceof HTMLElement) {
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element.style.visibility = 'inherit';
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setTranslateValue(this.props, element);
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}
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}
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}
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componentWillReceiveProps() {
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this.setState({
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firstMount: false
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});
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}
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componentWillUnmount() {
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this.handleResize.cancel();
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}
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render() {
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const _props = this.props,
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{ children, onEnter, onEntering, onExit, style: styleProp, theme } = _props,
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other = _objectWithoutProperties(_props, ['children', 'onEnter', 'onEntering', 'onExit', 'style', 'theme']);
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const style = _extends({}, styleProp);
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if (!this.props.in && this.state.firstMount) {
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style.visibility = 'hidden';
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}
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return React.createElement(
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EventListener,
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{ target: 'window', onResize: this.handleResize },
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React.createElement(
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Transition,
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_extends({
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onEnter: this.handleEnter,
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onEntering: this.handleEntering,
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onExit: this.handleExit,
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appear: true,
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style: style
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}, other, {
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ref: node => {
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this.transition = node;
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}
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}),
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children
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)
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);
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}
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}
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Slide.defaultProps = {
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direction: 'down',
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timeout: {
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enter: duration.enteringScreen,
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exit: duration.leavingScreen
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}
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};
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export default withTheme()(Slide); |