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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,47 @@ | ||
| import React, {Component} from 'react' | ||
| import {View} from 'react-native' | ||
| import Svg,{ Rect,Defs,LinearGradient,Stop,RadialGradient,Path } from 'react-native-svg' | ||
|
|
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| export default class BorderShadow extends Component { | ||
| render = () => { | ||
|
|
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| const { setting:{side="bottom",width=0,color="#000",border=0,opacity=1,inset=false,style={}}, children } = this.props | ||
|
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| const linear = [ | ||
| <Stop offset="0" stopColor={color} stopOpacity={opacity} />, | ||
| <Stop offset="1" stopColor={color} stopOpacity="0" /> | ||
| ] | ||
|
|
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| const lineWidth = border | ||
|
|
||
| return ( | ||
| <View style={[{position:"relative",width:width},style]}> | ||
| {(()=>{ | ||
| switch (side){ | ||
| case "top": | ||
| return [ | ||
| <Svg height={lineWidth} width={width+lineWidth} style={{position:"absolute",top:(inset?0:-lineWidth)}}> | ||
| <Defs><LinearGradient id="top" x1="0" y1={lineWidth} x2="0" y2="0">{linear}</LinearGradient> | ||
| <LinearGradient id="top-inset" x1="0" y1="0" x2="0" y2={lineWidth}>{linear}</LinearGradient></Defs> | ||
| <Rect x={0} y={0} width={width} height={lineWidth} fill={`url(#top${inset?"-inset":""})`} /> | ||
| </Svg>, | ||
| ...children | ||
| ] | ||
| case "bottom": | ||
| return [ | ||
| ...children, | ||
| <Svg height={lineWidth} width={width+lineWidth} style={{position:"absolute",bottom:(inset?-lineWidth:0)}}> | ||
| <Defs><LinearGradient id="bottom" x1="0" y1="0" x2="0" y2={lineWidth}>{linear}</LinearGradient> | ||
| <LinearGradient id="bottom-inset" x1="0" y1={lineWidth} x2="0" y2="0">{linear}</LinearGradient></Defs> | ||
| <Rect x={0} y={0} width={width} height={lineWidth} fill={`url(#bottom${inset?"-inset":""})`} /> | ||
| </Svg> | ||
| ] | ||
| default: | ||
| throw new Error("Wrong Type of Side! We just support 'top' and 'bottom'") | ||
| return null | ||
| } | ||
| })()} | ||
| </View> | ||
| ) | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,58 @@ | ||
| import React, {Component} from 'react' | ||
| import {View} from 'react-native' | ||
| import Svg,{ Rect,Defs,LinearGradient,Stop,RadialGradient,Path } from 'react-native-svg' | ||
|
|
||
| export default class BoxShadow extends Component { | ||
| render = () => { | ||
| //get the shadow settings and give them default values | ||
| const { setting:{width=0,height=0,color="#000",border=0,radius=0,opacity=1,x=0,y=0,style={}}, children } = this.props | ||
|
|
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| //define the lengths | ||
| const lineWidth = border, | ||
| rectWidth = width-radius*2, | ||
| rectHeight = height-radius*2 | ||
|
|
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| //the same parts for gradients | ||
| const linear = [ | ||
| <Stop offset="0" stopColor={color} stopOpacity={opacity} />, | ||
| <Stop offset="1" stopColor={color} stopOpacity="0" /> | ||
| ], radial = [ | ||
| <Stop offset="0" stopColor={color} stopOpacity={opacity} />, | ||
| <Stop offset={(radius/(lineWidth+radius)).toString()} stopColor={color} stopOpacity={opacity} />, | ||
| <Stop offset="1" stopColor={color} stopOpacity="0" /> | ||
| ] | ||
|
|
||
| const outerWidth = lineWidth+radius | ||
|
|
||
| //return a view ,whose background is a svg picture | ||
| return ( | ||
| <View style={[{position:"relative",width:width,height:height},style]}> | ||
| <Svg height={height+lineWidth*2+radius*2} width={width+lineWidth*2+radius*2} style={{position:"absolute",top:y-lineWidth,left:x-lineWidth}}> | ||
| <Defs> | ||
| <LinearGradient id="top" x1="0" y1={lineWidth} x2="0" y2="0">{linear}</LinearGradient> | ||
| <LinearGradient id="bottom" x1="0" y1={rectHeight+lineWidth+2*radius} x2="0" y2={rectHeight+2*lineWidth+2*radius}>{linear}</LinearGradient> | ||
| <LinearGradient id="left" x1={lineWidth} y1="0" x2="0" y2="0">{linear}</LinearGradient> | ||
| <LinearGradient id="right" x1={rectWidth+lineWidth+2*radius} y1="0" x2={rectWidth+lineWidth*2+2*radius} y2={0}>{linear}</LinearGradient> | ||
| <RadialGradient id="border-left-top" r={outerWidth} cx={outerWidth} cy={outerWidth}>{radial}</RadialGradient> | ||
| <RadialGradient id="border-left-bottom" r={outerWidth} cx={outerWidth} cy={lineWidth+radius+rectHeight}>{radial}</RadialGradient> | ||
| <RadialGradient id="border-right-top" r={outerWidth} cx={lineWidth+radius+rectWidth} cy={outerWidth}>{radial}</RadialGradient> | ||
| <RadialGradient id="border-right-bottom" r={outerWidth} cx={lineWidth+radius+rectWidth} cy={lineWidth+radius+rectHeight}>{radial}</RadialGradient> | ||
| </Defs> | ||
|
|
||
| <Path d={`M 0 ${outerWidth},Q 0 0 ${outerWidth} 0,v ${lineWidth},q ${-radius} 0 ${-radius} ${radius},h ${-lineWidth},z`} fill="url(#border-left-top)"/> | ||
| <Path d={`M ${rectWidth+lineWidth+radius} 0,q ${outerWidth} 0 ${outerWidth} ${outerWidth},h ${-lineWidth},q 0 ${-radius} ${-radius} ${-radius},v ${-lineWidth},z`} fill="url(#border-right-top)"/> | ||
| <Path d={`M ${rectWidth+lineWidth+2*radius} ${rectHeight+lineWidth+radius},h ${lineWidth},q 0 ${outerWidth} -${outerWidth} ${outerWidth},v ${-lineWidth},q ${radius} 0 ${radius} ${-radius},z`} fill="url(#border-right-bottom)"/> | ||
| <Path d={`M 0 ${rectHeight+lineWidth+radius},q 0 ${outerWidth} ${outerWidth} ${outerWidth},v ${-lineWidth},q ${-radius} 0 ${-radius} ${-radius},h ${-lineWidth},z`} fill="url(#border-left-bottom)"/> | ||
|
|
||
| <Rect x={outerWidth} y="0" width={rectWidth} height={lineWidth} fill="url(#top)" /> | ||
| <Rect x="0" y={outerWidth} width={lineWidth} height={rectHeight} fill="url(#left)" /> | ||
| <Rect x={rectWidth+lineWidth+2*radius} y={outerWidth} width={lineWidth} height={rectHeight} fill="url(#right)" /> | ||
| <Rect x={outerWidth} y={rectHeight+lineWidth+2*radius} width={rectWidth} height={lineWidth} fill="url(#bottom)" /> | ||
|
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| <Path d={`M ${outerWidth} ${lineWidth},h ${rectWidth},q ${radius} 0 ${radius} ${radius},v ${rectHeight},q 0 ${radius} -${radius} ${radius},h -${rectWidth},q -${radius} 0 -${radius} -${radius},v -${rectHeight},q 0 -${radius} ${radius} -${radius}`} fill={`rgba(0,0,0,${opacity || 1})`}/> | ||
| </Svg> | ||
| {children} | ||
| </View> | ||
| ) | ||
| } | ||
| } |
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