forked from AkkomaGang/akkoma-fe
61509d1b1e
Originally the media viewer would think every touch is a swipe (one-finger touch event), so we would encounter the case where a two-finger scale event would incorrectly change the current media. This is now fixed.
106 lines
2.8 KiB
JavaScript
106 lines
2.8 KiB
JavaScript
import StillImage from '../still-image/still-image.vue'
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import VideoAttachment from '../video_attachment/video_attachment.vue'
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import Modal from '../modal/modal.vue'
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import fileTypeService from '../../services/file_type/file_type.service.js'
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import GestureService from '../../services/gesture_service/gesture_service'
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import { library } from '@fortawesome/fontawesome-svg-core'
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import {
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faChevronLeft,
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faChevronRight
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} from '@fortawesome/free-solid-svg-icons'
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library.add(
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faChevronLeft,
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faChevronRight
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)
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const MediaModal = {
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components: {
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StillImage,
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VideoAttachment,
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Modal
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},
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computed: {
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showing () {
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return this.$store.state.mediaViewer.activated
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},
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media () {
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return this.$store.state.mediaViewer.media
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},
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currentIndex () {
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return this.$store.state.mediaViewer.currentIndex
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},
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currentMedia () {
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return this.media[this.currentIndex]
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},
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canNavigate () {
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return this.media.length > 1
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},
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type () {
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return this.currentMedia ? fileTypeService.fileType(this.currentMedia.mimetype) : null
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}
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},
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created () {
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this.mediaGesture = new GestureService.SwipeAndScaleGesture({
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direction: GestureService.DIRECTION_LEFT,
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callbackPositive: this.goNext,
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callbackNegative: this.goPrev,
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threshold: 50
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})
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},
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methods: {
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mediaTouchStart (e) {
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this.mediaGesture.start(e)
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},
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mediaTouchMove (e) {
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this.mediaGesture.move(e)
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},
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mediaTouchEnd (e) {
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this.mediaGesture.end(e)
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},
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hide () {
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this.$store.dispatch('closeMediaViewer')
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},
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goPrev () {
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if (this.canNavigate) {
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const prevIndex = this.currentIndex === 0 ? this.media.length - 1 : (this.currentIndex - 1)
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this.$store.dispatch('setCurrent', this.media[prevIndex])
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}
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},
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goNext () {
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if (this.canNavigate) {
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const nextIndex = this.currentIndex === this.media.length - 1 ? 0 : (this.currentIndex + 1)
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this.$store.dispatch('setCurrent', this.media[nextIndex])
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}
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},
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handleKeyupEvent (e) {
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if (this.showing && e.keyCode === 27) { // escape
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this.hide()
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}
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},
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handleKeydownEvent (e) {
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if (!this.showing) {
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return
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}
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if (e.keyCode === 39) { // arrow right
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this.goNext()
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} else if (e.keyCode === 37) { // arrow left
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this.goPrev()
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}
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}
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},
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mounted () {
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window.addEventListener('popstate', this.hide)
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document.addEventListener('keyup', this.handleKeyupEvent)
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document.addEventListener('keydown', this.handleKeydownEvent)
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},
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destroyed () {
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window.removeEventListener('popstate', this.hide)
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document.removeEventListener('keyup', this.handleKeyupEvent)
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document.removeEventListener('keydown', this.handleKeydownEvent)
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}
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}
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export default MediaModal
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