75 lines
2.0 KiB
JavaScript
75 lines
2.0 KiB
JavaScript
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/**
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* Copyright (c) 2015-present, Facebook, Inc.
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* All rights reserved.
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*
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* This source code is licensed under the BSD-style license found in the
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* LICENSE file in the root directory of this source tree. An additional grant
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* of patent rights can be found in the PATENTS file in the same directory.
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*
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* @providesModule ElementBox
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* @flow
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*/
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'use strict';
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var React = require('React');
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var View = require('View');
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var StyleSheet = require('StyleSheet');
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var BorderBox = require('BorderBox');
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var resolveBoxStyle = require('resolveBoxStyle');
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var flattenStyle = require('flattenStyle');
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class ElementBox extends React.Component<$FlowFixMeProps> {
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render() {
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var style = flattenStyle(this.props.style) || {};
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var margin = resolveBoxStyle('margin', style);
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var padding = resolveBoxStyle('padding', style);
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var frameStyle = this.props.frame;
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if (margin) {
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frameStyle = {
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top: frameStyle.top - margin.top,
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left: frameStyle.left - margin.left,
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height: frameStyle.height + margin.top + margin.bottom,
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width: frameStyle.width + margin.left + margin.right,
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};
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}
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var contentStyle = {
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width: this.props.frame.width,
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height: this.props.frame.height,
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};
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if (padding) {
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contentStyle = {
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width: contentStyle.width - padding.left - padding.right,
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height: contentStyle.height - padding.top - padding.bottom,
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};
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}
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return (
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<View style={[styles.frame, frameStyle]} pointerEvents="none">
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<BorderBox box={margin} style={styles.margin}>
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<BorderBox box={padding} style={styles.padding}>
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<View style={[styles.content, contentStyle]} />
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</BorderBox>
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</BorderBox>
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</View>
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);
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}
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}
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var styles = StyleSheet.create({
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frame: {
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position: 'absolute',
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},
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content: {
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backgroundColor: 'rgba(200, 230, 255, 0.8)',
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},
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padding: {
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borderColor: 'rgba(77, 255, 0, 0.3)',
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},
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margin: {
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borderColor: 'rgba(255, 132, 0, 0.3)',
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},
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});
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module.exports = ElementBox;
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