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