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authorThomas F. K. Jorna <[email protected]>2021-07-23 15:24:35 +0200
committerThomas F. K. Jorna <[email protected]>2021-07-23 15:24:35 +0200
commit356381d14cb1ff3cbd39c7e396dd14379336451b (patch)
treea03e9b2534600bde7b3b781411b5b03f8134904b /app_expo/components/switch/switch.tsx
parent7aa007f158a52b41494049a1202938fc97813ec1 (diff)
parent73308af061af5e17ac7d4a73fa027a2f303c70dd (diff)
resolving merge conflicts
Diffstat (limited to 'app_expo/components/switch/switch.tsx')
-rw-r--r--app_expo/components/switch/switch.tsx114
1 files changed, 0 insertions, 114 deletions
diff --git a/app_expo/components/switch/switch.tsx b/app_expo/components/switch/switch.tsx
deleted file mode 100644
index 845d964..0000000
--- a/app_expo/components/switch/switch.tsx
+++ /dev/null
@@ -1,114 +0,0 @@
-import React from 'react'
-import { ViewStyle, Animated, Easing, TouchableWithoutFeedback } from 'react-native'
-import { color } from '../../theme'
-import { SwitchProps } from './switch.props'
-
-// dimensions
-const THUMB_SIZE = 30
-const WIDTH = 56
-const MARGIN = 2
-const OFF_POSITION = -0.5
-const ON_POSITION = WIDTH - THUMB_SIZE - MARGIN
-const BORDER_RADIUS = (THUMB_SIZE * 3) / 4
-
-// colors
-const ON_COLOR = color.primary
-const OFF_COLOR = color.palette.offWhite
-const BORDER_ON_COLOR = ON_COLOR
-const BORDER_OFF_COLOR = 'rgba(0, 0, 0, 0.1)'
-
-// animation
-const DURATION = 250
-
-// the track always has these props
-const TRACK = {
- height: THUMB_SIZE + MARGIN,
- width: WIDTH,
- borderRadius: BORDER_RADIUS,
- borderWidth: MARGIN / 2,
- backgroundColor: color.background,
-}
-
-// the thumb always has these props
-const THUMB: ViewStyle = {
- position: 'absolute',
- width: THUMB_SIZE,
- height: THUMB_SIZE,
- borderColor: BORDER_OFF_COLOR,
- borderRadius: THUMB_SIZE / 2,
- borderWidth: MARGIN / 2,
- backgroundColor: color.background,
- shadowColor: BORDER_OFF_COLOR,
- shadowOffset: { width: 1, height: 2 },
- shadowOpacity: 1,
- shadowRadius: 2,
- elevation: 2,
-}
-
-const makeAnimatedValue = (switchOn) => new Animated.Value(switchOn ? 1 : 0)
-
-export function Switch(props: SwitchProps) {
- const [timer] = React.useState<Animated.Value>(makeAnimatedValue(props.value))
- const startAnimation = React.useMemo(
- () => (newValue: boolean) => {
- const toValue = newValue ? 1 : 0
- const easing = Easing.out(Easing.circle)
- Animated.timing(timer, {
- toValue,
- duration: DURATION,
- easing,
- useNativeDriver: true,
- }).start()
- },
- [timer],
- )
-
- const [previousValue, setPreviousValue] = React.useState<boolean>(props.value)
- React.useEffect(() => {
- if (props.value !== previousValue) {
- startAnimation(props.value)
- setPreviousValue(props.value)
- }
- }, [props.value])
-
- const handlePress = React.useMemo(
- () => () => props.onToggle && props.onToggle(!props.value),
- [props.onToggle, props.value],
- )
-
- if (!timer) {
- return null
- }
-
- const translateX = timer.interpolate({
- inputRange: [0, 1],
- outputRange: [OFF_POSITION, ON_POSITION],
- })
-
- const style = props.style
-
- const trackStyle = [
- TRACK,
- {
- backgroundColor: props.value ? ON_COLOR : OFF_COLOR,
- borderColor: props.value ? BORDER_ON_COLOR : BORDER_OFF_COLOR,
- },
- props.value ? props.trackOnStyle : props.trackOffStyle,
- ]
-
- const thumbStyle = [
- THUMB,
- {
- transform: [{ translateX }],
- },
- props.value ? props.thumbOnStyle : props.thumbOffStyle,
- ]
-
- return (
- <TouchableWithoutFeedback onPress={handlePress} style={style}>
- <Animated.View style={trackStyle}>
- <Animated.View style={thumbStyle} />
- </Animated.View>
- </TouchableWithoutFeedback>
- )
-}