[SVGDom] Add 'stroke-dashoffset' support

https://www.w3.org/TR/SVG/painting.html#StrokeDashoffsetProperty
Change-Id: Ia25d0048a56ac3835cabcb4e1794d91667367d7c
Reviewed-on: https://skia-review.googlesource.com/59820
Reviewed-by: Robert Phillips <robertphillips@google.com>
Commit-Queue: Florin Malita <fmalita@chromium.org>

1 files changed, 9 insertions, 0 deletions

diff --git a/experimental/svg/model/SkSVGNode.cpp b/experimental/svg/model/SkSVGNode.cpp
index 07dc59c645..c5262a0da8 100644
--- a/experimental/svg/model/SkSVGNode.cpp
+++ b/experimental/svg/model/SkSVGNode.cpp
@@ -94,6 +94,10 @@ void SkSVGNode::setStrokeDashArray(const SkSVGDashArray& dashArray) {
     fPresentationAttributes.fStrokeDashArray.set(dashArray);
 }
 
+void SkSVGNode::setStrokeDashOffset(const SkSVGLength& dashOffset) {
+    fPresentationAttributes.fStrokeDashOffset.set(dashOffset);
+}
+
 void SkSVGNode::setStrokeOpacity(const SkSVGNumberType& opacity) {
     fPresentationAttributes.fStrokeOpacity.set(
         SkSVGNumberType(SkTPin<SkScalar>(opacity.value(), 0, 1)));
@@ -149,6 +153,11 @@ void SkSVGNode::onSetAttribute(SkSVGAttribute attr, const SkSVGValue& v) {
             this->setStrokeDashArray(*dashArray);
         }
         break;
+    case SkSVGAttribute::kStrokeDashOffset:
+        if (const SkSVGLengthValue* dashOffset= v.as<SkSVGLengthValue>()) {
+            this->setStrokeDashOffset(*dashOffset);
+        }
+        break;
     case SkSVGAttribute::kStrokeOpacity:
         if (const SkSVGNumberValue* opacity = v.as<SkSVGNumberValue>()) {
             this->setStrokeOpacity(*opacity);