| // Licensed under the Apache License, Version 2.0 (the "License"); you may not |
| // use this file except in compliance with the License. You may obtain a copy of |
| // the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, WITHOUT |
| // WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the |
| // License for the specific language governing permissions and limitations under |
| // the License. |
| |
| import PropTypes from 'prop-types'; |
| import React from 'react'; |
| import ReactDOM from 'react-dom'; |
| import Components from '../../../fauxton/components'; |
| import {TransitionMotion, spring, presets} from 'react-motion'; |
| import '../../../../../assets/js/plugins/prettify'; |
| |
| export default class ChangesCodeTransition extends React.Component { |
| willEnter () { |
| return { |
| opacity: spring(1, presets.gentle), |
| height: spring(160, presets.gentle) |
| }; |
| } |
| |
| willLeave () { |
| return { |
| opacity: spring(0, presets.gentle), |
| height: spring(0, presets.gentle) |
| }; |
| } |
| |
| getStyles (prevStyle) { |
| if (!prevStyle && this.props.codeVisible) { |
| return [{ |
| key: '1', |
| style: this.willEnter() |
| }]; |
| } |
| |
| if (!prevStyle && !this.props.codeVisible) { |
| return [{ |
| key: '1', |
| style: this.willLeave() |
| }]; |
| } |
| return prevStyle.map(item => { |
| return { |
| key: '1', |
| style: item.style |
| }; |
| }); |
| } |
| |
| getChildren (items) { |
| const code = items.map(({style}) => { |
| if (this.props.codeVisible === false && style.opacity === 0) { |
| return null; |
| } |
| return ( |
| <div key='1' style={{opacity: style.opacity, height: style.height + 'px'}}> |
| <Components.CodeFormat |
| code={this.props.code} |
| /> |
| </div> |
| ); |
| }); |
| |
| return ( |
| <span> |
| {code} |
| </span> |
| ); |
| } |
| |
| render () { |
| return ( |
| <TransitionMotion |
| styles={this.getStyles()} |
| willLeave={this.willLeave} |
| willEnter={this.willEnter} |
| > |
| {this.getChildren.bind(this)} |
| </TransitionMotion> |
| ); |
| } |
| } |
| |
| ChangesCodeTransition.propTypes = { |
| code: PropTypes.object.isRequired, |
| codeVisible: PropTypes.bool.isRequired |
| }; |