Howto:Extend the Canvas SVG module: Difference between revisions

Howto:Extend the Canvas SVG module (view source)

406 bytes added , 19 April 2016

m

20,741

edits

@@ Line 119: / Line 119: @@
   debug.dump( attr );
+For filename/URL handling, we can look at other xlink/href handling in svg.nas and copy/adapt that accordingly:
+<syntaxhighlight lang="nasal">
+var ref = attr["xlink:href"];
+      if( ref == nil or size(ref) < 2 or ref[0] != `#` )
+        return printlog("warn", "Invalid or missing href: '" ~ ref ~ '"');
+</syntaxhighlight>
+Once we do have a valid filename/URL, we can simply call the setFile() method: