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android | ||
ios | ||
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types | ||
README.md | ||
RNCMaskedView.podspec | ||
index.js | ||
package.json |
README.md
React Native MaskedView
React Native MaskedView for iOS and Android.
Platforms Supported
- iOS
- Android
Note: React Native MaskedView is not currently supported by Expo unless you "eject".
Getting Started
$ yarn add @react-native-community/masked-view
or
$ npm install --save @react-native-community/masked-view
Using React Native >= 0.60
Linking the package manually is not required anymore with Autolinking.
-
iOS Platform:
$ cd ios && pod install
Using React Native < 0.60
You then need to link the native parts of the library for the platforms you are using. The easiest way to link the library is using the CLI tool by running this command from the root of your project:
$ react-native link @react-native-community/masked-view
Usage
Import the MaskedView
component from @react-native-community/masked-view
and use it like so:
import React from 'react';
import { Text, View } from 'react-native';
import MaskedView from '@react-native-community/masked-view';
export default class App extends React.Component {
render() {
return (
<MaskedView
style={{ flex: 1, flexDirection: 'row', height: '100%' }}
maskElement={
<View
style={{
// Transparent background because mask is based off alpha channel.
backgroundColor: 'transparent',
flex: 1,
justifyContent: 'center',
alignItems: 'center'
}}
>
<Text
style={{
fontSize: 60,
color: 'black',
fontWeight: 'bold'
}}
>
Basic Mask
</Text>
</View>
}
>
{/* Shows behind the mask, you can put anything here, such as an image */}
<View style={{ flex: 1, height: '100%', backgroundColor: '#324376' }} />
<View style={{ flex: 1, height: '100%', backgroundColor: '#F5DD90' }} />
<View style={{ flex: 1, height: '100%', backgroundColor: '#F76C5E' }} />
<View style={{ flex: 1, height: '100%', backgroundColor: '#e1e1e1' }} />
</MaskedView>
);
}
}
The following image demonstrates that you can put almost anything behind the mask. The three examples shown are masked <View>
, <Text>
, and <Image>
.
Props
Reference
Props
maskElement
Type | Required |
---|---|
element | Yes |