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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,177 @@ | ||
| import React, { Component } from 'react' | ||
| import PropTypes from 'prop-types' | ||
| import Icon from '../icon' | ||
| import classNames from 'classnames' | ||
| import './style/index' | ||
|
|
||
| // const url = 'http://i1.mifile.cn/f/i/hiui/docs/' | ||
| class Carousel extends Component { | ||
| constructor (props) { | ||
| super(props) | ||
| this.rootRef = React.createRef() | ||
| const defaultActive = props.defaultActive | ||
| this.state = { | ||
| rootWidth: 0, | ||
| showArrow: false, | ||
| active: (defaultActive >= props.children.length || defaultActive < 0) ? 0 : defaultActive | ||
| } | ||
| this.timer = null | ||
| } | ||
|
|
||
| componentDidMount () { | ||
| this.setState({ | ||
| rootWidth: this.rootRef.current.clientWidth | ||
| }, () => { | ||
| if (this.props.duration) { | ||
| this.autoPage() | ||
| } | ||
| }) | ||
| } | ||
|
|
||
| goTo (page) { | ||
| if (page > this.props.children.length || page < 0) { | ||
| return | ||
| } | ||
| this.setState({ | ||
| active: page | ||
| }) | ||
| } | ||
| componentWillUnmount () { | ||
| this.timer && window.clearInterval(this.timer) | ||
| } | ||
|
|
||
| autoPage () { | ||
| this.timer = window.setInterval(() => { | ||
| this.preNextEvent(1) | ||
| }, this.props.duration) | ||
| } | ||
|
|
||
| pageEvent (active) { | ||
| this.setState({ | ||
| active | ||
| }) | ||
| } | ||
|
|
||
| preNextEvent (val) { | ||
| let active = this.state.active + val | ||
| if (active >= this.props.children.length) { | ||
| active = 0 | ||
| } | ||
| this.setState({ | ||
| active | ||
| }) | ||
| } | ||
|
|
||
| renderDot (type, key, index, active) { | ||
| if (type === 'sign') { | ||
| return <li className='hi-carousel__dot hi-carousel__dot--sign' /> | ||
| } else { | ||
| const cls = classNames( | ||
| 'hi-carousel__dot', | ||
| active === index && 'hi-carousel__dot--active' | ||
| ) | ||
| return ( | ||
| <li | ||
| className={cls} | ||
| key={index} | ||
| onClick={this.pageEvent.bind(this, index)} | ||
| /> | ||
| ) | ||
| } | ||
| } | ||
|
|
||
| mouseEvent (type) { | ||
| let showArrow = true | ||
| if (type === 'over') { | ||
| this.timer && window.clearInterval(this.timer) | ||
| } else { | ||
| showArrow = false | ||
| this.props.duration && this.autoPage() | ||
| } | ||
| this.setState({showArrow}) | ||
| } | ||
| render () { | ||
| const { rootWidth, active, showArrow } = this.state | ||
| const { showDots, showArrows } = this.props | ||
| const children = React.Children.toArray(this.props.children) | ||
| const arrowCls = classNames( | ||
| 'hi-carousel__arrows', | ||
| showArrow && 'hi-carousel__arrows--show' | ||
| ) | ||
| return <div | ||
| className='hi-carousel' | ||
| ref={this.rootRef} | ||
| onMouseOver={this.mouseEvent.bind(this, 'over')} | ||
| onMouseOut={this.mouseEvent.bind(this, 'out')}> | ||
| <div | ||
| className='hi-carousel__container' | ||
| style={{ | ||
| width: rootWidth * children.length | ||
| }} | ||
| > | ||
| { | ||
| children.map((child, index) => { | ||
| return React.cloneElement(child, { | ||
| key: index, | ||
| style: { | ||
| position: 'relative', | ||
| opacity: active === index ? 1 : 0, | ||
| transition: 'opacity 300ms ease 0s', | ||
| left: -(rootWidth * index), | ||
| width: rootWidth, | ||
| display: 'inline-block', | ||
| fontSize: 24, | ||
| ...child.props.style | ||
| } | ||
| }) | ||
| }) | ||
| } | ||
| </div> | ||
| { | ||
| showArrows && <ul className={arrowCls}> | ||
| <li className='hi-carousel__arrow' onClick={this.preNextEvent.bind(this, -1)}> | ||
| <Icon name='left' /> | ||
| </li> | ||
| <li className='hi-carousel__arrow' onClick={this.preNextEvent.bind(this, 1)}> | ||
| <Icon name='right' /> | ||
| </li> | ||
| </ul> | ||
| } | ||
| { | ||
| showDots && <ul className='hi-carousel__dots'> | ||
| { | ||
| children.map((_, index) => { | ||
| const cls = classNames('hi-carousel__dot', active === index && 'hi-carousel__dot--active') | ||
| return <li | ||
| className={cls} | ||
| key={index} | ||
| onClick={this.pageEvent.bind(this, index)} | ||
| /> | ||
| }) | ||
| } | ||
| </ul> | ||
| } | ||
| </div> | ||
| } | ||
| } | ||
|
|
||
| Carousel.propTypes = { | ||
| duration: PropTypes.number, | ||
| onClick: PropTypes.func, | ||
| beforeChange: PropTypes.func, | ||
| afterChange: PropTypes.func, | ||
| showDots: PropTypes.bool, | ||
| showArrows: PropTypes.bool, | ||
| defaultActive: PropTypes.number | ||
| } | ||
| Carousel.defaultProps = { | ||
| duration: 0, | ||
| onClick: () => {}, | ||
| beforeChange: () => {}, | ||
| afterChange: () => {}, | ||
| showDots: true, | ||
| showArrows: true, | ||
| defaultActive: 0 | ||
| } | ||
|
|
||
| export default Carousel |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1 @@ | ||
| import './index.scss' |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,74 @@ | ||
| .hi-carousel { | ||
| width: 100%; | ||
| color: rgba(153, 153, 153, 1); | ||
| overflow: hidden; | ||
| position: relative; | ||
|
|
||
| &__container { | ||
| height: 100%; | ||
| transition: all 500ms; | ||
| } | ||
|
|
||
| &__dots { | ||
| position: absolute; | ||
| bottom: 24px; | ||
| margin: 0; | ||
| padding: 0; | ||
| left: 50%; | ||
| transform: translateX(-50%); | ||
| } | ||
|
|
||
| &__dot { | ||
| width: 24px; | ||
| height: 4px; | ||
| background: rgba(255, 255, 255, 0.4); | ||
| border-radius: 2px; | ||
| display: inline-block; | ||
| margin-left: 4px; | ||
| cursor: pointer; | ||
| transition: all 1s; | ||
|
|
||
| &--active:not(.hi-carousel__dot--sign) { | ||
| background: rgba(255, 255, 255, 1); | ||
| width: 48px; | ||
| } | ||
|
|
||
| &--sign { | ||
| width: 24px; | ||
| } | ||
| } | ||
|
|
||
| &__arrows { | ||
| position: absolute; | ||
| width: 100%; | ||
| list-style: none; | ||
| margin: 0; | ||
| padding: 0; | ||
| top: 50%; | ||
| transform: translateY(-28px); | ||
| display: flex; | ||
| justify-content: space-between; | ||
| visibility: hidden; | ||
|
|
||
| &--show { | ||
| visibility: visible; | ||
| } | ||
| } | ||
|
|
||
| &__arrow { | ||
| width: 56px; | ||
| height: 56px; | ||
| background: rgba(0, 0, 0, 0.25); | ||
| border-radius: 50%; | ||
| text-align: center; | ||
| line-height: 56px; | ||
| color: #fff; | ||
| font-size: 32px; | ||
| margin-left: 24px; | ||
| cursor: pointer; | ||
|
|
||
| &:last-child { | ||
| margin-right: 24px; | ||
| } | ||
| } | ||
| } |
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