lib/prawn/svg/document.rb in prawn-svg-0.17.0 vs lib/prawn/svg/document.rb in prawn-svg-0.18.0

@@ -30,10 +30,12 @@
     @sizing = Prawn::Svg::Calculators::DocumentSizing.new(bounds, @root.attributes)
     sizing.requested_width = options[:width]
     sizing.requested_height = options[:height]
     sizing.calculate
 
+    @axis_to_size = {:x => sizing.viewport_width, :y => sizing.viewport_height}
+
     yield self if block_given?
   end
 
   def x(value)
     points(value, :x)
@@ -46,10 +48,10 @@
   def distance(value, axis = nil)
     value && points(value, axis)
   end
 
   def points(value, axis = nil)
-    Prawn::Svg::Calculators::Pixels.to_pixels(value, axis == :y ? sizing.viewport_height : sizing.viewport_width)
+    Prawn::Svg::Calculators::Pixels.to_pixels(value, @axis_to_size.fetch(axis, sizing.viewport_diagonal))
   end
 
   def url_loader
     @url_loader ||= Prawn::Svg::UrlLoader.new(:enable_cache => cache_images)
   end