b0ebb6c9d1
* Update web image editor * Delete type-assertions.ts * Re-add getKeys * Uncomment rotation code * Revert "Uncomment rotation code" This reverts commit 6269f3b928c2e5cacaf5d0ff5323fe975ee48eab. * Shuffle dependencies and update mobile resolution * Update ImageEditor modal layout for mobile * Avoid accidental closes of the EditImage modal --------- Co-authored-by: Paul Frazee <pfrazee@gmail.com>
418 lines
11 KiB
TypeScript
418 lines
11 KiB
TypeScript
import React, {useCallback, useEffect, useMemo, useRef, useState} from 'react'
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import {Pressable, StyleSheet, View} from 'react-native'
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import {usePalette} from 'lib/hooks/usePalette'
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import {useWindowDimensions} from 'react-native'
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import {gradients, s} from 'lib/styles'
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import {useTheme} from 'lib/ThemeContext'
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import {Text} from '../util/text/Text'
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import LinearGradient from 'react-native-linear-gradient'
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import {useStores} from 'state/index'
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import ImageEditor, {Position} from 'react-avatar-editor'
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import {TextInput} from './util'
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import {enforceLen} from 'lib/strings/helpers'
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import {MAX_ALT_TEXT} from 'lib/constants'
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import {GalleryModel} from 'state/models/media/gallery'
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import {ImageModel} from 'state/models/media/image'
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import {SquareIcon, RectWideIcon, RectTallIcon} from 'lib/icons'
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import {Slider} from '@miblanchard/react-native-slider'
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import {MaterialIcons} from '@expo/vector-icons'
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import {observer} from 'mobx-react-lite'
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import {getKeys} from 'lib/type-assertions'
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export const snapPoints = ['80%']
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interface Props {
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image: ImageModel
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gallery: GalleryModel
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}
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// This is only used for desktop web
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export const Component = observer(function ({image, gallery}: Props) {
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const pal = usePalette('default')
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const store = useStores()
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const {shell} = store
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const theme = useTheme()
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const winDim = useWindowDimensions()
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const [altText, setAltText] = useState(image.altText)
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const [aspectRatio, setAspectRatio] = useState<AspectRatio>(
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image.aspectRatio ?? 'None',
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)
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const [flipHorizontal, setFlipHorizontal] = useState<boolean>(
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image.flipHorizontal ?? false,
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)
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const [flipVertical, setFlipVertical] = useState<boolean>(
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image.flipVertical ?? false,
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)
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// TODO: doesn't seem to be working correctly with crop
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// const [rotation, setRotation] = useState(image.rotation ?? 0)
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const [scale, setScale] = useState<number>(image.scale ?? 1)
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const [position, setPosition] = useState<Position>()
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const [isEditing, setIsEditing] = useState(false)
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const editorRef = useRef<ImageEditor>(null)
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const imgEditorStyles = useMemo(() => {
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const dim = Math.min(425, winDim.width - 24)
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return {width: dim, height: dim}
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}, [winDim.width])
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const manipulationAttributes = useMemo(
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() => ({
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// TODO: doesn't seem to be working correctly with crop
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// ...(rotation !== undefined ? {rotate: rotation} : {}),
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...(flipHorizontal !== undefined ? {flipHorizontal} : {}),
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...(flipVertical !== undefined ? {flipVertical} : {}),
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}),
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[flipHorizontal, flipVertical],
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)
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useEffect(() => {
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const manipulateImage = async () => {
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await image.manipulate(manipulationAttributes)
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}
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manipulateImage()
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}, [image, manipulationAttributes])
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const ratios = useMemo(
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() =>
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({
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'4:3': {
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hint: 'Sets image aspect ratio to wide',
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Icon: RectWideIcon,
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},
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'1:1': {
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hint: 'Sets image aspect ratio to square',
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Icon: SquareIcon,
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},
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'3:4': {
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hint: 'Sets image aspect ratio to tall',
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Icon: RectTallIcon,
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},
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None: {
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label: 'None',
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hint: 'Sets image aspect ratio to tall',
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Icon: MaterialIcons,
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name: 'do-not-disturb-alt',
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},
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} as const),
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[],
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)
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type AspectRatio = keyof typeof ratios
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const onFlipHorizontal = useCallback(() => {
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setFlipHorizontal(!flipHorizontal)
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image.manipulate({flipHorizontal})
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}, [flipHorizontal, image])
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const onFlipVertical = useCallback(() => {
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setFlipVertical(!flipVertical)
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image.manipulate({flipVertical})
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}, [flipVertical, image])
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const adjustments = useMemo(
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() =>
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[
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// {
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// name: 'rotate-left',
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// label: 'Rotate left',
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// hint: 'Rotate image left',
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// onPress: () => {
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// const rotate = (rotation - 90) % 360
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// setRotation(rotate)
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// image.manipulate({rotate})
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// },
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// },
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// {
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// name: 'rotate-right',
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// label: 'Rotate right',
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// hint: 'Rotate image right',
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// onPress: () => {
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// const rotate = (rotation + 90) % 360
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// setRotation(rotate)
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// image.manipulate({rotate})
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// },
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// },
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{
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name: 'flip',
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label: 'Flip horizontal',
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hint: 'Flip image horizontally',
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onPress: onFlipHorizontal,
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},
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{
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name: 'flip',
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label: 'Flip vertically',
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hint: 'Flip image vertically',
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onPress: onFlipVertical,
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},
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] as const,
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[onFlipHorizontal, onFlipVertical],
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)
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useEffect(() => {
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image.prev = image.compressed
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setIsEditing(true)
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}, [image])
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const onCloseModal = useCallback(() => {
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shell.closeModal()
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setIsEditing(false)
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}, [shell])
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const onPressCancel = useCallback(async () => {
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await gallery.previous(image)
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onCloseModal()
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}, [onCloseModal, gallery, image])
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const onPressSave = useCallback(async () => {
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image.setAltText(altText)
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const crop = editorRef.current?.getCroppingRect()
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await image.manipulate({
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...(crop !== undefined
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? {
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crop: {
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originX: crop.x,
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originY: crop.y,
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width: crop.width,
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height: crop.height,
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},
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...(scale !== 1 ? {scale} : {}),
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...(position !== undefined ? {position} : {}),
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}
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: {}),
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...manipulationAttributes,
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aspectRatio,
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})
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image.prevAttributes = manipulationAttributes
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onCloseModal()
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}, [
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altText,
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aspectRatio,
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image,
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manipulationAttributes,
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position,
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scale,
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onCloseModal,
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])
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const onPressRatio = useCallback((as: AspectRatio) => {
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setAspectRatio(as)
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}, [])
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const getLabelIconSize = useCallback((as: AspectRatio) => {
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switch (as) {
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case 'None':
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return 22
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case '1:1':
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return 32
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default:
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return 26
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}
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}, [])
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// Prevents preliminary flash when transformations are being applied
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if (image.compressed === undefined) {
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return null
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}
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const {width, height} = image.getDisplayDimensions(
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aspectRatio,
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imgEditorStyles.width,
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)
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return (
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<View testID="editImageModal" style={[pal.view, styles.container, s.flex1]}>
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<Text style={[styles.title, pal.text]}>Edit image</Text>
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<View>
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<View style={[styles.imgContainer, imgEditorStyles, pal.borderDark]}>
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<ImageEditor
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ref={editorRef}
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style={styles.imgEditor}
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image={isEditing ? image.compressed.path : image.path}
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width={width}
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height={height}
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scale={scale}
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border={0}
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position={position}
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onPositionChange={setPosition}
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/>
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</View>
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<Slider
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value={scale}
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onValueChange={(v: number | number[]) =>
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setScale(Array.isArray(v) ? v[0] : v)
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}
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minimumValue={1}
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maximumValue={3}
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/>
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<View style={[s.flexRow, styles.gap18]}>
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<View style={styles.imgControls}>
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{getKeys(ratios).map(ratio => {
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const {hint, Icon, ...props} = ratios[ratio]
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const labelIconSize = getLabelIconSize(ratio)
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const isSelected = aspectRatio === ratio
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return (
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<Pressable
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key={ratio}
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onPress={() => {
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onPressRatio(ratio)
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}}
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accessibilityLabel={ratio}
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accessibilityHint={hint}>
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<Icon
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size={labelIconSize}
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style={[styles.imgControl, isSelected ? s.blue3 : pal.text]}
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color={(isSelected ? s.blue3 : pal.text).color}
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{...props}
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/>
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<Text
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type={isSelected ? 'xs-bold' : 'xs-medium'}
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style={[isSelected ? s.blue3 : pal.text, s.textCenter]}>
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{ratio}
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</Text>
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</Pressable>
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)
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})}
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</View>
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<View style={[styles.verticalSep, pal.border]} />
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<View style={styles.imgControls}>
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{adjustments.map(({label, hint, name, onPress}) => (
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<Pressable
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key={label}
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onPress={onPress}
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accessibilityLabel={label}
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accessibilityHint={hint}
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style={styles.flipBtn}>
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<MaterialIcons
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name={name}
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size={label.startsWith('Flip') ? 22 : 24}
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style={[
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pal.text,
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label === 'Flip vertically'
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? styles.flipVertical
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: undefined,
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]}
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/>
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</Pressable>
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))}
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</View>
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</View>
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</View>
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<View style={[styles.gap18]}>
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<TextInput
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testID="altTextImageInput"
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style={[styles.textArea, pal.border, pal.text]}
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keyboardAppearance={theme.colorScheme}
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multiline
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value={altText}
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onChangeText={text => setAltText(enforceLen(text, MAX_ALT_TEXT))}
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placeholder="Image description"
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placeholderTextColor={pal.colors.textLight}
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accessibilityLabel="Image alt text"
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accessibilityHint="Sets image alt text for screenreaders"
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accessibilityLabelledBy="imageAltText"
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/>
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</View>
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<View style={styles.btns}>
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<Pressable onPress={onPressCancel} accessibilityRole="button">
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<Text type="xl" style={pal.link}>
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Cancel
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</Text>
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</Pressable>
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<Pressable onPress={onPressSave} accessibilityRole="button">
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<LinearGradient
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colors={[gradients.blueLight.start, gradients.blueLight.end]}
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start={{x: 0, y: 0}}
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end={{x: 1, y: 1}}
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style={[styles.btn]}>
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<Text type="xl-medium" style={s.white}>
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Done
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</Text>
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</LinearGradient>
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</Pressable>
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</View>
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</View>
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)
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})
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const styles = StyleSheet.create({
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container: {
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gap: 18,
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paddingVertical: 18,
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paddingHorizontal: 12,
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height: '100%',
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width: '100%',
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},
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gap18: {
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gap: 18,
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},
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title: {
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fontWeight: 'bold',
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fontSize: 24,
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},
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textArea: {
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borderWidth: 1,
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borderRadius: 6,
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paddingTop: 10,
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paddingHorizontal: 12,
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fontSize: 16,
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height: 100,
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textAlignVertical: 'top',
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},
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btns: {
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flexDirection: 'row',
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alignItems: 'center',
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justifyContent: 'space-between',
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},
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btn: {
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borderRadius: 4,
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paddingVertical: 8,
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paddingHorizontal: 24,
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},
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verticalSep: {
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borderLeftWidth: 1,
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},
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imgControls: {
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flexDirection: 'row',
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gap: 5,
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},
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imgControl: {
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display: 'flex',
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alignItems: 'center',
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justifyContent: 'center',
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height: 40,
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},
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flipVertical: {
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transform: [{rotate: '90deg'}],
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},
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flipBtn: {
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paddingHorizontal: 4,
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paddingVertical: 8,
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},
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imgEditor: {
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maxWidth: '100%',
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},
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imgContainer: {
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display: 'flex',
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alignItems: 'center',
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justifyContent: 'center',
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height: 425,
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width: 425,
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borderWidth: 1,
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borderRadius: 8,
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borderStyle: 'solid',
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overflow: 'hidden',
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},
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})
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