From f49458506fa407b4bdfab9d57fcaf17b872211e9 Mon Sep 17 00:00:00 2001
From: Alessandro Ranellucci <aar@cpan.org>
Date: Sat, 9 Jul 2016 11:47:53 +0200
Subject: [PATCH] New attribute slic3r:area in SVG export

---
 xs/src/libslic3r/SVGExport.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/xs/src/libslic3r/SVGExport.cpp b/xs/src/libslic3r/SVGExport.cpp
index d27a1cede..df2ba5940 100644
--- a/xs/src/libslic3r/SVGExport.cpp
+++ b/xs/src/libslic3r/SVGExport.cpp
@@ -68,8 +68,8 @@ SVGExport::writeSVG(const std::string &outputfile)
                 d << "z";
                 pd += d.str() + " ";
             }
-            fprintf(f,"\t\t<path d=\"%s\" style=\"fill: %s; stroke: %s; stroke-width: %s; fill-type: evenodd\" />\n",
-                pd.c_str(),"white","black","0"
+            fprintf(f,"\t\t<path d=\"%s\" style=\"fill: %s; stroke: %s; stroke-width: %s; fill-type: evenodd\" slic3r:area=\"%0.4f\" />\n",
+                pd.c_str(), "white", "black", "0", unscale(unscale(it->area()))
             );
         }
         fprintf(f,"\t</g>\n");