support stroke in pattern.

support stroke="url(#pattern)"

Example/examples/Gradients.js

@@ -185,7 +185,7 @@ class FillGradientWithOpacity extends Component{
 }
 
 class FillGradientInRect extends Component{
-    static title = 'Fill a radial gradient inside a rect';
+    static title = 'Fill a radial gradient inside a rect and stroke it';
     render() {
         return <Svg
             height="150"
@@ -205,7 +205,7 @@ class FillGradientInRect extends Component{
                     />
                 </RadialGradient>
             </Defs>
-            <Rect x="0" y="0" width="300" height="150" fill="url(#grad)" />
+            <Rect x="5" y="5" width="290" height="130" fill="url(#grad)" stroke="pink" strokeWidth="5" />
         </Svg>;
     }
 }

Example/examples/Rect.js

@@ -21,6 +21,7 @@ class RectExample extends Component{
                 fill="rgb(0,0,255)"
                 strokeWidth="3"
                 stroke="rgb(0,0,0)"
+                strokeDasharray="5,10"
             />
         </Svg>;
     }
@@ -39,10 +40,10 @@ class RectStrokeFill extends Component{
                 width="75"
                 height="75"
                 fill="blue"
-                fillOpacity="0.1"
+                fillOpacity="0.5"
-                stroke="pink"
+                stroke="red"
                 strokeWidth="5"
-                strokeOpacity="0.9"
+                strokeOpacity="0.5"
             />
         </Svg>;
     }

Example/examples/Stroking.js

@@ -4,7 +4,12 @@ import React, {
 
 import Svg, {
     Path,
-    G
+    Rect,
+    G,
+    Defs,
+    Stop,
+    RadialGradient,
+    Polyline
 } from 'react-native-svg';
 
 class StrokeExample extends Component{
@@ -59,6 +64,48 @@ class StrokeDasharray  extends Component{
     }
 }
 
+class StrokePattern  extends Component{
+    static title = 'Stroke with gradient.';
+    render() {
+        return <Svg height="80" width="200">
+            <Defs>
+                <RadialGradient id="grad" cx="50%" cy="50%" rx="80%" ry="80%" fx="50%" fy="50%">
+                    <Stop
+                        offset="50%"
+                        stopColor="#fff"
+                        stopOpacity="1"
+                    />
+                    <Stop
+                        offset="100%"
+                        stopColor="#f00"
+                        stopOpacity="1"
+                    />
+                </RadialGradient>
+            </Defs>
+            <Rect
+                x="5"
+                y="5"
+                height="70"
+                width="190"
+                fill="blue"
+                stroke="url(#grad)"
+                strokeWidth="5"
+                strokeDasharray="10"
+            />
+
+            <Polyline
+                strokeDasharray="20,10,5,5,5,10"
+                points="10,10 20,12 30,20 40,60 60,70 90,55"
+                fill="none"
+                stroke="url(#grad)"
+                strokeLinecap="round"
+                strokeWidth="5"
+            />
+        </Svg>;
+    }
+}
+
+
 const icon = <Svg
     height="20"
     width="20"
@@ -70,7 +117,7 @@ const icon = <Svg
     </G>
 </Svg>;
 
-const samples = [StrokeExample, StrokeWidth, StrokeLinecap, StrokeDasharray];
+const samples = [StrokeExample, StrokeWidth, StrokeLinecap, StrokeDasharray, StrokePattern];
 
 export {
     icon,

elements/Gradient.js

@@ -4,7 +4,7 @@ import React, {
     Children
 } from 'react-native';
 import {NativeGroup} from './G';
-import {set, remove} from '../lib/extract/extractFill';
+import {set, remove} from '../lib/extract/patterns';
 import percentFactory from '../lib/percentFactory';
 import percentToFloat from '../lib/percentToFloat';
 import Stop from './Stop';

ios/Brushes/RNSVGBrush.h

@@ -24,6 +24,8 @@
  */
 - (BOOL)applyFillColor:(CGContextRef)context;
 
+- (BOOL)applyStrokeColor:(CGContextRef)context;
+
 /**
  * paint fills the context with a brush. The context is assumed to
  * be clipped.

ios/Brushes/RNSVGBrush.m

@@ -24,6 +24,11 @@ RCT_NOT_IMPLEMENTED(- (instancetype)init)
     return NO;
 }
 
+- (BOOL)applyStrokeColor:(CGContextRef)context
+{
+    return NO;
+}
+
 - (void)paint:(CGContextRef)context
 {
     // abstract

ios/Brushes/RNSVGSolidColor.m

@@ -35,4 +35,10 @@
     return YES;
 }
 
+- (BOOL)applyStrokeColor:(CGContextRef)context
+{
+    CGContextSetStrokeColorWithColor(context, _color);
+    return YES;
+}
+
 @end

ios/RCTConvert+RNSVG.m

@@ -150,6 +150,7 @@ RCT_ENUM_CONVERTER(RNSVGCGFCRule, (@{
 {
     NSArray *arr = [self NSArray:json];
     NSUInteger type = [self NSUInteger:arr.firstObject];
+    
     switch (type) {
         case 0: // solid color
             // These are probably expensive allocations since it's often the same value.

ios/RNSVGPath.m

@@ -32,10 +32,13 @@
     }
     
     CGPathDrawingMode mode = kCGPathStroke;
+    BOOL fillColor = YES;
+    
     if (self.fill) {
-        if ([self.fill applyFillColor:context]) {
         mode = self.fillRule == kRNSVGCGFCRuleEvenodd ? kCGPathEOFill : kCGPathFill;
-        } else {
+        fillColor = [self.fill applyFillColor:context];
+        
+        if (!fillColor) {
             if (self.clipPath) {
                 [self clip:context];
             }
@@ -51,23 +54,46 @@
         }
     }
     if (self.stroke) {
-        CGContextSetStrokeColorWithColor(context, self.stroke);
         CGContextSetLineWidth(context, self.strokeWidth);
         CGContextSetLineCap(context, self.strokeLinecap);
         CGContextSetLineJoin(context, self.strokeLinejoin);
         RNSVGCGFloatArray dash = self.strokeDash;
+        
+        // TODO: render as web svgs do
         if (dash.count) {
             CGContextSetLineDash(context, 0, dash.array, dash.count);
         }
+        
+        if (!fillColor) {
+            CGContextAddPath(context, self.d);
+            CGContextReplacePathWithStrokedPath(context);
+            CGContextClip(context);
+        }
+        
+        if ([self.stroke applyStrokeColor:context]) {
+
             if (mode == kCGPathFill) {
                 mode = kCGPathFillStroke;
             } else if (mode == kCGPathEOFill) {
                 mode = kCGPathEOFillStroke;
             }
+        } else {
+            // draw fill
+            [self clip:context];
+            CGContextAddPath(context, self.d);
+            CGContextDrawPath(context, mode);
+            
+            // draw stroke
+            CGContextAddPath(context, self.d);
+            CGContextReplacePathWithStrokedPath(context);
+            CGContextClip(context);
+            [self.stroke paint:context];
+            
+            return;
+        }
     }
     
     [self clip:context];
-    
     CGContextAddPath(context, self.d);
     CGContextDrawPath(context, mode);
 }

ios/RNSVGRenderable.h

@@ -17,7 +17,7 @@
 
 @property (nonatomic, strong) RNSVGBrush *fill;
 @property (nonatomic, assign) RNSVGCGFCRule fillRule;
-@property (nonatomic, assign) CGColorRef stroke;
+@property (nonatomic, strong) RNSVGBrush *stroke;
 @property (nonatomic, assign) CGFloat strokeWidth;
 @property (nonatomic, assign) CGLineCap strokeLinecap;
 @property (nonatomic, assign) CGLineJoin strokeLinejoin;

ios/RNSVGRenderable.m

@@ -16,14 +16,10 @@
     _fill = fill;
 }
 
-- (void)setStroke:(CGColorRef)stroke
+- (void)setStroke:(RNSVGBrush *)stroke
 {
-    if (stroke == _stroke) {
-        return;
-    }
     [self invalidate];
-    CGColorRelease(_stroke);
+    _stroke = stroke;
-    _stroke = CGColorRetain(stroke);
 }
 
 - (void)setStrokeWidth:(CGFloat)strokeWidth
@@ -58,7 +54,6 @@
 
 - (void)dealloc
 {
-    CGColorRelease(_stroke);
     if (_strokeDash.array) {
         free(_strokeDash.array);
     }

ios/RNSVGText.m

@@ -80,7 +80,10 @@ static void RNSVGFreeTextFrame(RNSVGTextFrame frame)
         }
     }
     if (self.stroke) {
-    CGContextSetStrokeColorWithColor(context, self.stroke);
+        if ([self.stroke applyStrokeColor:context] == NO) {
+            [self.stroke paint:context];
+        }
+        
         CGContextSetLineWidth(context, self.strokeWidth);
         CGContextSetLineCap(context, self.strokeLinecap);
         CGContextSetLineJoin(context, self.strokeLinejoin);

ios/ViewManagers/RNSVGRenderableManager.m

@@ -20,12 +20,12 @@ RCT_EXPORT_MODULE()
     return [RNSVGRenderable new];
 }
 
+RCT_EXPORT_VIEW_PROPERTY(fill, RNSVGBrush)
+RCT_EXPORT_VIEW_PROPERTY(fillRule, RNSVGCGFCRule)
+RCT_EXPORT_VIEW_PROPERTY(stroke, RNSVGBrush)
 RCT_EXPORT_VIEW_PROPERTY(strokeWidth, CGFloat)
 RCT_EXPORT_VIEW_PROPERTY(strokeLinecap, CGLineCap)
 RCT_EXPORT_VIEW_PROPERTY(strokeLinejoin, CGLineJoin)
-RCT_EXPORT_VIEW_PROPERTY(fill, RNSVGBrush)
-RCT_EXPORT_VIEW_PROPERTY(fillRule, RNSVGCGFCRule)
-RCT_EXPORT_VIEW_PROPERTY(stroke, CGColor)
 RCT_EXPORT_VIEW_PROPERTY(strokeDash, RNSVGCGFloatArray)
 RCT_EXPORT_VIEW_PROPERTY(clipPath, CGPath)
 RCT_EXPORT_VIEW_PROPERTY(clipRule, RNSVGCGFCRule)

lib/extract/extractBrush.js

@@ -26,7 +26,7 @@ function applyBoundingBoxToBrushData(brushData, props) {
 }
 
 export default function (colorOrBrush, props) {
-    if (colorOrBrush == null) {
+    if (!colorOrBrush) {
         return null;
     }
     if (colorOrBrush._brush) {

lib/extract/extractFill.js

@@ -1,63 +1,19 @@
 import rgba from '../rgba';
-import {LinearGradientGenerator} from '../../elements/LinearGradient';
-import {RadialGradientGenerator} from '../../elements/RadialGradient';
 import extractBrush from './extractBrush';
-import fillReg from './patternReg';
+import patterns from './patterns';
-
-let fillPatterns = {};
-
-function isGradient(obj) {
-    return obj instanceof LinearGradientGenerator || obj instanceof RadialGradientGenerator;
-}
-
-function set(id, pattern) {
-    fillPatterns[id] = pattern;
-}
-
-function remove(id) {
-    delete fillPatterns[id];
-}
 
 const fillRules = {
     evenodd: 0,
     nonzero: 1
 };
 
-function fillFilter(props) {
+function fillFilter(props, dimensions) {
     let {fill} = props;
 
     if (fill === 'none') {
         return null;
-    } if (fill) {
+    } else if (fill) {
-
+        return patterns(fill, +props.fillOpacity, dimensions, props.svgId);
-        if (isGradient(fill)) {
-            return fill;
-        }
-
-        let fillOpacity = +props.fillOpacity;
-        if (isNaN(fillOpacity)) {
-            fillOpacity = 1;
-        }
-
-        // 尝试匹配 fill="url(#pattern)"
-        let matched = fill.match(fillReg);
-
-        if (matched) {
-            let patternName = `${matched[1]}:${props.svgId}`;
-            let pattern = fillPatterns[patternName];
-
-            if (pattern) {
-                if (pattern.length === 2) {
-                    let dimensions = this.getBoundingBox();
-                    return pattern(dimensions, fillOpacity);
-                } else {
-                    return pattern(fillOpacity);
-                }
-            }
-            return null;
-        }
-
-        return rgba(props.fill, fillOpacity).rgbaString();
     } else if (props.fill === undefined) {
         let fillOpacity = +props.fillOpacity;
         if (isNaN(fillOpacity)) {
@@ -67,20 +23,14 @@ function fillFilter(props) {
     } else {
         return null;
     }
-
 }
 
-export default function(props) {
+export default function(props, dimensions) {
-    let fill = fillFilter.call(this, props);
+    let fill = extractBrush(fillFilter(props, dimensions), props);
     let fillRule = fillRules[props.fillRule] === 0 ? 0 : 1;
 
     return {
-        fill: extractBrush(fill, props),
+        fill,
         fillRule
     };
 }
-
-export {
-    set,
-    remove
-}

lib/extract/extractProps.js

@@ -14,16 +14,18 @@ export default function(props, options = {stroke: true, join: true, transform: t
         opacity: +props.opacity || 1
     };
 
+    let dimensions = this.getBoundingBox ? this.getBoundingBox() : null;
+
     if (props.clipPath) {
         _.assign(extractedProps, extractClipping(props));
     }
 
     if (options.stroke) {
-        _.assign(extractedProps, extractStroke(props));
+        _.assign(extractedProps, extractStroke(props, dimensions));
     }
 
     if (options.fill) {
-        _.assign(extractedProps, extractFill.call(this, props));
+        _.assign(extractedProps, extractFill(props, dimensions));
     }
 
     if (options.transform) {

lib/extract/extractStroke.js

@@ -1,5 +1,6 @@
-import rgba from '../rgba';
 import extractBrush from './extractBrush';
+import patterns from './patterns';
+
 let separator = /\s*,\s*/;
 
 const caps = {
@@ -14,9 +15,10 @@ const joins = {
     round: 1
 };
 
-function strokeFilter(props) {
+function strokeFilter(props, dimensions) {
-    if (!props.stroke && !props.strokeLinecap && !props.strokeOpacity &&
+    let strokeWidth = +props.strokeWidth;
-        !props.strokeLinejoin && !props.strokeDasharray && !props.strokeWidth) {
+    let {stroke} = props;
+    if (!strokeWidth && !stroke) {
         return null;
     }
 
@@ -26,30 +28,25 @@ function strokeFilter(props) {
         strokeDasharray = strokeDasharray.split(separator).map(dash => +dash);
     }
 
+
+    if (!stroke) {
+        stroke = '#000';
+    }
+
+    // TODO: propTypes check
     return {
-        stroke: rgba(props.stroke, props.strokeOpacity).rgbaArray(),
+        stroke: patterns(stroke, +props.strokeOpacity, dimensions, props.svgId),
         strokeLinecap: caps[props.strokeLinecap] || 2,
         strokeLinejoin: joins[props.strokeLinejoin] || 0,
         strokeDash: strokeDasharray || null,
-        strokeWidth: +props.strokeWidth || 1
+        strokeWidth: strokeWidth || 1
     };
 }
 
-export default function(props) {
+export default function(props, dimensions) {
-    let strokeProps = strokeFilter(props);
+    let strokeProps = strokeFilter(props, dimensions);
-    if (!strokeProps) {
+    return strokeProps ? {
-        return {};
-    }
-
-    let {stroke} = strokeProps;
-    return {
         ...strokeProps,
-        stroke: stroke ? [stroke[0] / 255, stroke[1] / 255, stroke[2] / 255, stroke[3]] : null
+        stroke: extractBrush(strokeProps.stroke, props)
-    };
+    } : null;
-
-    // TODO: implement brush on stroke prop
-    //return {
-    //    ...strokeProps,
-    //    stroke: extractBrush(strokeProps.stroke, props)
-    //};
 }

lib/extract/patternReg.js

@@ -1 +0,0 @@
-export default /^url\(#(\w+?)\)$/;

lib/extract/patterns.js

@@ -0,0 +1,53 @@
+import rgba from '../rgba';
+let patterns = {};
+let patternReg = /^url\(#(\w+?)\)$/;
+
+import {LinearGradientGenerator} from '../../elements/LinearGradient';
+import {RadialGradientGenerator} from '../../elements/RadialGradient';
+
+
+function isGradient(obj) {
+    return obj instanceof LinearGradientGenerator || obj instanceof RadialGradientGenerator;
+}
+
+function set(id, pattern) {
+    patterns[id] = pattern;
+}
+
+function remove(id) {
+    delete patterns[id];
+}
+
+export {
+    set,
+    remove
+}
+
+export default function(patternSting, opacity, dimensions, svgId) {
+    if (isGradient(patternSting)) {
+        return patternSting;
+    }
+
+    if (isNaN(opacity)) {
+        opacity = 1;
+    }
+
+    // 尝试匹配 "url(#pattern)"
+    let matched = patternSting.match(patternReg);
+
+    if (matched) {
+        let patternName = `${matched[1]}:${svgId}`;
+        let pattern = patterns[patternName];
+
+        if (pattern) {
+            if (pattern.length === 2) {
+                return pattern(dimensions, opacity);
+            } else {
+                return pattern(opacity);
+            }
+        }
+        return null;
+    }
+
+    return rgba(patternSting, opacity).rgbaString();
+}

package.json

@@ -1,5 +1,5 @@
 {
-    "version": "1.0.0",
+    "version": "1.0.1",
     "name": "react-native-svg",
     "description": "react native svg library",
     "repository": {