From 598d9a3356ca4be1a62fbd880940f644ad5939de Mon Sep 17 00:00:00 2001
From: Samuel Asensi <asensi.samuel@gmail.com>
Date: Fri, 7 Jun 2019 15:06:46 +0200
Subject: [PATCH] Add SVG switch support (#1597)

SVG <switch> is simply parsed as a group because conditional attributes
cannot be evaluated in paper.js context.
Relates to #1389
---
 src/svg/SvgImport.js    |  6 +++++-
 test/tests/SvgImport.js | 15 +++++++++++++++
 2 files changed, 20 insertions(+), 1 deletion(-)

diff --git a/src/svg/SvgImport.js b/src/svg/SvgImport.js
index 829d7b19..2deb2b8c 100644
--- a/src/svg/SvgImport.js
+++ b/src/svg/SvgImport.js
@@ -303,7 +303,11 @@ new function() {
                     getPoint(node, 'dx', 'dy')));
             text.setContent(node.textContent.trim() || '');
             return text;
-        }
+        },
+
+        // https://www.w3.org/TR/SVG/struct.html#SwitchElement
+        // Conditional attributes are ignored and all children are rendered.
+        switch: importGroup
     };
 
     // Attributes and Styles
diff --git a/test/tests/SvgImport.js b/test/tests/SvgImport.js
index a0c3e261..fbd13ff2 100644
--- a/test/tests/SvgImport.js
+++ b/test/tests/SvgImport.js
@@ -143,6 +143,21 @@ test('Import SVG without insertion', function() {
     }, true);
 });
 
+test('Import SVG switch', function(assert) {
+    var done = assert.async();
+    var svg = '<svg xmlns="http://www.w3.org/2000/svg"><switch><line x1="0" x2="10" y1="0" y2="10" fill="none"></line></switch></svg>';
+    paper.project.importSVG(svg, {
+        onLoad: function(item) {
+            equals(item.className, 'Group');
+            equals(item.children.length, 1);
+            equals(item.firstChild.className, 'Group');
+            equals(item.firstChild.children.length, 1);
+            equals(item.firstChild.firstChild, new Path([new Point(0, 0), new Point(10, 10)]));
+            done();
+        }
+    });
+});
+
 function importSVG(assert, url, message, options) {
     var done = assert.async();
     project.importSVG(url, {