diff options
Diffstat (limited to 'app/javascript/flavours/glitch/features/account_gallery/components/media_item.js')
-rw-r--r-- | app/javascript/flavours/glitch/features/account_gallery/components/media_item.js | 159 |
1 files changed, 159 insertions, 0 deletions
diff --git a/app/javascript/flavours/glitch/features/account_gallery/components/media_item.js b/app/javascript/flavours/glitch/features/account_gallery/components/media_item.js new file mode 100644 index 000000000..f1cb3f9e4 --- /dev/null +++ b/app/javascript/flavours/glitch/features/account_gallery/components/media_item.js @@ -0,0 +1,159 @@ +import { decode } from 'blurhash'; +import classNames from 'classnames'; +import Icon from 'flavours/glitch/components/icon'; +import { autoPlayGif, displayMedia } from 'flavours/glitch/util/initial_state'; +import { isIOS } from 'flavours/glitch/util/is_mobile'; +import PropTypes from 'prop-types'; +import React from 'react'; +import ImmutablePropTypes from 'react-immutable-proptypes'; +import ImmutablePureComponent from 'react-immutable-pure-component'; + +export default class MediaItem extends ImmutablePureComponent { + + static propTypes = { + attachment: ImmutablePropTypes.map.isRequired, + displayWidth: PropTypes.number.isRequired, + onOpenMedia: PropTypes.func.isRequired, + }; + + state = { + visible: displayMedia !== 'hide_all' && !this.props.attachment.getIn(['status', 'sensitive']) || displayMedia === 'show_all', + loaded: false, + }; + + componentDidMount () { + if (this.props.attachment.get('blurhash')) { + this._decode(); + } + } + + componentDidUpdate (prevProps) { + if (prevProps.attachment.get('blurhash') !== this.props.attachment.get('blurhash') && this.props.attachment.get('blurhash')) { + this._decode(); + } + } + + _decode () { + const hash = this.props.attachment.get('blurhash'); + const pixels = decode(hash, 32, 32); + + if (pixels) { + const ctx = this.canvas.getContext('2d'); + const imageData = new ImageData(pixels, 32, 32); + + ctx.putImageData(imageData, 0, 0); + } + } + + setCanvasRef = c => { + this.canvas = c; + } + + handleImageLoad = () => { + this.setState({ loaded: true }); + } + + handleMouseEnter = e => { + if (this.hoverToPlay()) { + e.target.play(); + } + } + + handleMouseLeave = e => { + if (this.hoverToPlay()) { + e.target.pause(); + e.target.currentTime = 0; + } + } + + hoverToPlay () { + return !autoPlayGif && ['gifv', 'video'].indexOf(this.props.attachment.get('type')) !== -1; + } + + handleClick = e => { + if (e.button === 0 && !(e.ctrlKey || e.metaKey)) { + e.preventDefault(); + + if (this.state.visible) { + this.props.onOpenMedia(this.props.attachment); + } else { + this.setState({ visible: true }); + } + } + } + + render () { + const { attachment, displayWidth } = this.props; + const { visible, loaded } = this.state; + + const width = `${Math.floor((displayWidth - 4) / 3) - 4}px`; + const height = width; + const status = attachment.get('status'); + const title = status.get('spoiler_text') || attachment.get('description'); + + let thumbnail = ''; + + if (attachment.get('type') === 'unknown') { + // Skip + } else if (attachment.get('type') === 'audio') { + thumbnail = ( + <span className='account-gallery__item__icons'> + <Icon id='music' /> + </span> + ); + } else if (attachment.get('type') === 'image') { + const focusX = attachment.getIn(['meta', 'focus', 'x']) || 0; + const focusY = attachment.getIn(['meta', 'focus', 'y']) || 0; + const x = ((focusX / 2) + .5) * 100; + const y = ((focusY / -2) + .5) * 100; + + thumbnail = ( + <img + src={attachment.get('preview_url')} + alt={attachment.get('description')} + title={attachment.get('description')} + style={{ objectPosition: `${x}% ${y}%` }} + onLoad={this.handleImageLoad} + /> + ); + } else if (['gifv', 'video'].indexOf(attachment.get('type')) !== -1) { + const autoPlay = !isIOS() && autoPlayGif; + const label = attachment.get('type') === 'video' ? <Icon id='play' /> : 'GIF'; + + thumbnail = ( + <div className={classNames('media-gallery__gifv', { autoplay: autoPlay })}> + <video + className='media-gallery__item-gifv-thumbnail' + aria-label={attachment.get('description')} + title={attachment.get('description')} + role='application' + src={attachment.get('url')} + onMouseEnter={this.handleMouseEnter} + onMouseLeave={this.handleMouseLeave} + autoPlay={autoPlay} + loop + muted + /> + + <span className='media-gallery__gifv__label'>{label}</span> + </div> + ); + } + + const icon = ( + <span className='account-gallery__item__icons'> + <Icon id='eye-slash' /> + </span> + ); + + return ( + <div className='account-gallery__item' style={{ width, height }}> + <a className='media-gallery__item-thumbnail' href={status.get('url')} onClick={this.handleClick} title={title} target='_blank' rel='noopener noreferrer'> + <canvas width={32} height={32} ref={this.setCanvasRef} className={classNames('media-gallery__preview', { 'media-gallery__preview--hidden': visible && loaded })} /> + {visible ? thumbnail : icon} + </a> + </div> + ); + } + +} |