add some android support

add path for Text
add stroke pattern
add text dashed and fix dasharray bug

lib/extract/extractClipping.js

@@ -31,13 +31,13 @@ export default function (props) {
             if (pattern) {
                 clippingProps.clipPath = new SerializablePath(pattern).toJSON();
             } else {
+                clippingProps = {};
                 // TODO: warn
             }
         } else {
             clippingProps.clipPath = new SerializablePath(clipPath).toJSON();
         }
     }
-
     return clippingProps;
 }
 

lib/extract/extractStroke.js

@@ -28,15 +28,21 @@ function strokeFilter(props, dimensions) {
         strokeDasharray = strokeDasharray.split(separator).map(dash => +dash);
     }
 
+    // strokeDasharray length must be more than 1.
+    if (strokeDasharray && strokeDasharray.length === 1) {
+        strokeDasharray.push(strokeDasharray[0]);
+    }
 
     if (!stroke) {
         stroke = '#000';
     }
 
+
+    // TODO: dashoffset
     // TODO: propTypes check
     return {
         stroke: patterns(stroke, +props.strokeOpacity, dimensions, props.svgId),
-        strokeLinecap: caps[props.strokeLinecap] || 2,
+        strokeLinecap: caps[props.strokeLinecap] || 0,
         strokeLinejoin: joins[props.strokeLinejoin] || 0,
         strokeDash: strokeDasharray || null,
         strokeWidth: strokeWidth || 1

lib/extract/extractText.js

@@ -82,15 +82,12 @@ const alignments = {
 };
 
 export default function(props) {
-    let textPath = props.path ? new SerializablePath(props.path).toJSON() : null;
-    var textFrame = extractFontAndLines(
-        props,
-        childrenAsString(props.children)
-    );
-
     return {
         alignment: alignments[props.textAnchor] || 0,
-        frame: textFrame,
-        path: textPath
+        frame: extractFontAndLines(
+            props,
+            childrenAsString(props.children)
+        ),
+        path: props.path ? new SerializablePath(props.path).toJSON() : undefined
     }
 }