Give drawing a reasonable(?) default size if dimensions are in % and there is no view box.

This prevents a GTK3 crash in file preview (#1611672).

1 files changed, 4 insertions, 4 deletions

diff --git a/src/sp-root.cpp b/src/sp-root.cpp
index 9ea1aa976..3f31588cc 100644
--- a/src/sp-root.cpp
+++ b/src/sp-root.cpp
@@ -245,12 +245,12 @@ void SPRoot::setRootDimensions()
 
     } else {
 
-        if( !this->width._set ) {
-            this->width.set(  SVGLength::PX, 100,  100 ); // Random default
+        if( !this->width._set || this->width.unit == SVGLength::PERCENT) {
+            this->width.set(  SVGLength::PX, 300,  300 ); // CSS/SVG default
         }
 
-        if( !this->height._set ) {
-            this->height.set( SVGLength::PX, 100,  100 ); // Random default
+        if( !this->height._set || this->height.unit == SVGLength::PERCENT) {
+            this->height.set( SVGLength::PX, 150,  150 ); // CSS/SVG default
         }
     }