lib/psd/node_group.rb in psd-1.5.0 vs lib/psd/node_group.rb in psd-2.0.0

@@ -44,11 +44,19 @@
     # Attempt to show all children of this layer.
     def show!
       @children.each{ |c| c.show! }
     end
 
+    def passthru_blending?
+      blending_mode == 'passthru'
+    end
+
     def empty?
-      @children.empty?
+      @children.each do |child|
+        return false unless child.empty?
+      end
+      
+      return true
     end
 
     # Export this layer and it's children to a hash recursively.
     def to_hash
       super.merge({