update: add minimal3 frame
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/**
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* Copyright (c) Facebook, Inc. and its affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*
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* @flow
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* @format
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*/
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import * as React from 'react';
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import { View, StyleSheet, requireNativeComponent } from 'react-native';
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const RNCMaskedView = requireNativeComponent<any>('RNCMaskedView');
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import type { MaskedViewProps } from './MaskedViewTypes';
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/**
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* Renders the child view with a mask specified in the `maskElement` prop.
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*
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* ```
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* import React from 'react';
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* import { Text, View } from 'react-native';
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* import MaskedView from 'react-native-masked-view';
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*
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* class MyMaskedView extends React.Component {
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* render() {
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* return (
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* <MaskedView
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* style={{ flex: 1 }}
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* maskElement={
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* <View style={styles.maskContainerStyle}>
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* <Text style={styles.maskTextStyle}>
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* Basic Mask
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* </Text>
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* </View>
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* }
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* >
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* <View style={{ flex: 1, backgroundColor: 'blue' }} />
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* </MaskedView>
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* );
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* }
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* }
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* ```
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*
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* The above example will render a view with a blue background that fills its
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* parent, and then mask that view with text that says "Basic Mask".
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*
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* The alpha channel of the view rendered by the `maskElement` prop determines how
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* much of the view's content and background shows through. Fully or partially
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* opaque pixels allow the underlying content to show through but fully
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* transparent pixels block that content.
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*
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*/
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export default class MaskedView extends React.Component<MaskedViewProps> {
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_hasWarnedInvalidRenderMask = false;
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render(): React.Node {
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const { maskElement, children, ...otherViewProps } = this.props;
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if (!React.isValidElement(maskElement)) {
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if (!this._hasWarnedInvalidRenderMask) {
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console.warn(
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'MaskedView: Invalid `maskElement` prop was passed to MaskedView. ' +
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'Expected a React Element. No mask will render.',
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);
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this._hasWarnedInvalidRenderMask = true;
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}
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return <View {...otherViewProps}>{children}</View>;
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}
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return (
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<RNCMaskedView {...otherViewProps}>
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<View pointerEvents="none" style={StyleSheet.absoluteFill}>
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{maskElement}
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</View>
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{children}
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</RNCMaskedView>
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);
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}
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}
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