Created
July 14, 2015 18:20
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react-motion demo
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| import React from 'react'; | |
| import {Spring} from '../src/Spring'; | |
| const childVal = 275; | |
| const Demo = React.createClass({ | |
| getInitialState() { | |
| return {open: false}; | |
| }, | |
| handleMouseDown() { | |
| this.setState({open: !this.state.open}); | |
| }, | |
| getEndValue(currentValue) { | |
| const parentVal = this.state.open ? 400 : 0; | |
| if (currentValue == null) { | |
| return { | |
| parent: {val: parentVal}, | |
| children: {val: [0, 0, 0]}, | |
| }; | |
| } | |
| const {parent, children: {val: [c1, c2]}} = currentValue; | |
| return { | |
| parent: {val: parentVal}, | |
| children: { | |
| val: [ | |
| // percentage of parent val | |
| parent.val / 400 * childVal, | |
| c1 - 100, | |
| c2 - 100, | |
| ], | |
| config: [120, 17], | |
| }, | |
| }; | |
| }, | |
| render() { | |
| return ( | |
| <div> | |
| <button onMouseDown={this.handleMouseDown}>Toggle</button> | |
| <Spring endValue={this.getEndValue}> | |
| {({parent, children: {val: [c1, c2, c3]}}) => | |
| // children is a callback which should accept the current value of | |
| // `endValue` | |
| <div className="demo0" style={{height: parent.val}}> | |
| <div className="demo0-block" style={{ | |
| WebkitTransform: `translate3d(0, ${c1}px, 0)`, | |
| transform: `translate3d(0, ${c1}px, 0)`, | |
| }} /> | |
| <div className="demo0-block" style={{ | |
| WebkitTransform: `translate3d(0, ${c2}px, 0)`, | |
| transform: `translate3d(0, ${c2}px, 0)`, | |
| }} /> | |
| <div className="demo0-block" style={{ | |
| WebkitTransform: `translate3d(0, ${c3}px, 0)`, | |
| transform: `translate3d(0, ${c3}px, 0)`, | |
| }} /> | |
| </div> | |
| } | |
| </Spring> | |
| </div> | |
| ); | |
| }, | |
| }); | |
| export default Demo; |
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| <!doctype html> | |
| <html lang="en"> | |
| <head> | |
| <meta charset="UTF-8"> | |
| <title>Toggle</title> | |
| <style> | |
| .demo0 { | |
| border-radius: 4px; | |
| background-color: rgb(240, 240, 232); | |
| position: relative; | |
| margin: 5px 3px 10px; | |
| width: 250px; | |
| height: 500px; | |
| overflow: hidden; | |
| } | |
| .demo0-block { | |
| position: absolute; | |
| left: 25px; | |
| width: 200px; | |
| margin: auto; | |
| height: 50px; | |
| border-radius: 4px; | |
| background-color: rgb(130, 181, 198); | |
| } | |
| </style> | |
| </head> | |
| <body> | |
| <div id="content"></div> | |
| <script src="./all.js"></script> | |
| </body> | |
| </html> |
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