Fix patterns

Kozea · Oct 3, 2021 · ab3ff79 · ab3ff79
1 parent f87e1cb
commit ab3ff79
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/weasyprint/svg/utils.py b/weasyprint/svg/utils.py
@@ -75,10 +75,12 @@ def preserve_ratio(svg, node, font_size, width, height, viewbox=None):
     viewbox = viewbox or node.get_viewbox()
     if viewbox:
         viewbox_width, viewbox_height = viewbox[2:]
-    else:
+    elif svg.tree == node:
         viewbox_width, viewbox_height = svg.get_intrinsic_size(font_size)
         if None in (viewbox_width, viewbox_height):
             return 1, 1, 0, 0
+    else:
+        return 1, 1, 0, 0
 
     scale_x = width / viewbox_width if viewbox_width else 1
     scale_y = height / viewbox_height if viewbox_height else 1