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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,60 +1,58 @@ | ||
| import React from 'react'; | ||
| import {Text, View} from 'react-native'; | ||
| import {Picker, Button} from '@uiw/react-native'; | ||
| import {SafeAreaView} from 'react-native'; | ||
| import {Picker, Button, Spacing} from '@uiw/react-native'; | ||
| import {ComProps} from '../../routes'; | ||
| import Layout, {Container} from '../../Layout'; | ||
| const {Header, Body, Footer} = Layout; | ||
|
|
||
| export interface BadgeViewProps extends ComProps {} | ||
| export interface PickerViewProps extends ComProps {} | ||
|
|
||
| export default class BadgeView extends React.Component<BadgeViewProps> { | ||
| state = { | ||
| value: 1, | ||
| }; | ||
| render() { | ||
| const {route, navigation} = this.props; | ||
| const description = route.params.description; | ||
| const title = route.params.title; | ||
| const arr = []; | ||
| for (let i = 0; i < 100; i++) { | ||
| arr.push({label: i}); | ||
| } | ||
| return ( | ||
| <Container scrollEnabled={false}> | ||
| <Layout> | ||
| <Header title={title} description={description} /> | ||
| <Body scrollEnabled={false}> | ||
| <View | ||
| style={{ | ||
| flex: 1, | ||
| flexDirection: 'row', | ||
| backgroundColor: '#fff', | ||
| marginTop: 20, | ||
| paddingVertical: 20, | ||
| }}> | ||
| <View style={{width: '50%'}}> | ||
| <Picker data={arr as any} value={17} /> | ||
| </View> | ||
| <View style={{width: '50%'}}> | ||
| <Picker | ||
| onChange={val => { | ||
| console.log('val: ', val); | ||
| }} | ||
| data={arr as any} | ||
| value={this.state.value} | ||
| /> | ||
| </View> | ||
| </View> | ||
| <Button | ||
| onPress={() => { | ||
| this.setState({value: this.state.value + 1}); | ||
| }}> | ||
| 控制第二列value | ||
| </Button> | ||
| </Body> | ||
| <Footer /> | ||
| </Layout> | ||
| </Container> | ||
| ); | ||
| } | ||
| export default function (props: PickerViewProps) { | ||
| const [value, setValue] = React.useState(['2', '22', '221']); | ||
| const [value2, setValue2] = React.useState(['5']); | ||
| const [visible, setVisible] = React.useState(false); | ||
| const arr = [ | ||
| { | ||
| label: '江苏省', | ||
| value: '1', | ||
| children: [ | ||
| { | ||
| label: '南京市', | ||
| value: '11', | ||
| children: [ | ||
| {label: '宣武区', value: '111'}, | ||
| {label: '雨花台区', value: '112'}, | ||
| ], | ||
| }, | ||
| { | ||
| label: '苏州市', | ||
| value: '12', | ||
| children: [{label: '苏州区', value: '121'}], | ||
| }, | ||
| ], | ||
| }, | ||
| {label: '北京市', value: '2', children: [{label: '北京市', value: '22', children: [{label: '朝阳区', value: '221'}]}]}, | ||
| ]; | ||
|
|
||
| const arr2 = [ | ||
| {label: '3', value: '3'}, | ||
| {label: '4', value: '4'}, | ||
| {label: '5', value: '5'}, | ||
| ]; | ||
|
|
||
| return ( | ||
| <SafeAreaView style={{flex: 1}}> | ||
| <Button onPress={() => setVisible(true)}>打开</Button> | ||
| <Picker | ||
| title="标题" | ||
| displayType="modal" | ||
| value={value} | ||
| onChange={(val: any) => setValue(val)} | ||
| visible={visible} | ||
| cols={3} | ||
| onClosed={() => setVisible(false)} | ||
| data={arr as any} | ||
| /> | ||
| <Spacing /> | ||
| <Picker cols={1} displayType="view" data={arr2 as any} value={value2} onChange={(val2: any) => setValue2(val2)} /> | ||
| </SafeAreaView> | ||
| ); | ||
| } |
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59 changes: 59 additions & 0 deletions
59
packages/core/src/Picker/components/WheelPicker/WheelPickerItem.tsx
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,59 @@ | ||
| import React, { memo } from 'react'; | ||
| import { Animated, StyleSheet, Text } from 'react-native'; | ||
|
|
||
| import { WhellPickerItemProps } from './type'; | ||
|
|
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| const opacityFunction = (val: number) => 1 / (1 + Math.abs(val)); | ||
| const scaleFunction = (val: number) => 1 - 0.1 * Math.abs(val); | ||
| const rotationFunction = (val: number) => 20 * val; | ||
|
|
||
| function WheelPickerItem({ textStyle, style, visibleRest, height, option, index, currentIndex }: WhellPickerItemProps) { | ||
| const relativeScrollIndex = Animated.subtract(index, currentIndex); | ||
|
|
||
| const inputRange = [0]; | ||
| for (let i = 1; i <= visibleRest + 1; i++) { | ||
| inputRange.unshift(-i); | ||
| inputRange.push(i); | ||
| } | ||
|
|
||
| const opacityOutputRange = [1]; | ||
| for (let x = 1; x <= visibleRest + 1; x++) { | ||
| const y = opacityFunction(x); | ||
| opacityOutputRange.unshift(y); | ||
| opacityOutputRange.push(y); | ||
| } | ||
|
|
||
| const scaleOutputRange = [1.0]; | ||
| for (let x = 1; x <= visibleRest + 1; x++) { | ||
| const y = scaleFunction(x); | ||
| scaleOutputRange.unshift(y); | ||
| scaleOutputRange.push(y); | ||
| } | ||
|
|
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| const rotateXOutputRange = ['0deg']; | ||
| for (let x = 1; x <= visibleRest + 1; x++) { | ||
| const y = rotationFunction(x); | ||
| rotateXOutputRange.unshift(`${y}deg`); | ||
| rotateXOutputRange.push(`${y}deg`); | ||
| } | ||
|
|
||
| const opacity = relativeScrollIndex.interpolate({ inputRange, outputRange: opacityOutputRange }); | ||
| const scale = relativeScrollIndex.interpolate({ inputRange, outputRange: scaleOutputRange }); | ||
| const rotateX = relativeScrollIndex.interpolate({ inputRange, outputRange: rotateXOutputRange }); | ||
|
|
||
| return ( | ||
| <Animated.View style={[styles.option, style, { height, opacity, transform: [{ rotateX }, { scale }] }]}> | ||
| <Text style={textStyle}>{option?.label}</Text> | ||
| </Animated.View> | ||
| ); | ||
| } | ||
|
|
||
| export default WheelPickerItem; | ||
|
|
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| const styles = StyleSheet.create({ | ||
| option: { | ||
| alignItems: 'center', | ||
| justifyContent: 'center', | ||
| zIndex: 100, | ||
| }, | ||
| }); |
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