Ported Slic3r::ExPolygon::Collection to XS

xs/src/ExPolygonCollection.hpp

@@ -0,0 +1,53 @@
+#ifndef slic3r_ExPolygonCollection_hpp_
+#define slic3r_ExPolygonCollection_hpp_
+
+extern "C" {
+#include "EXTERN.h"
+#include "perl.h"
+#include "XSUB.h"
+#include "ppport.h"
+}
+
+#include "ExPolygon.hpp"
+
+namespace Slic3r {
+
+typedef std::vector<ExPolygon> ExPolygons;
+
+class ExPolygonCollection
+{
+    public:
+    ExPolygons expolygons;
+    SV* arrayref();
+    void scale(double factor);
+    void translate(double x, double y);
+    void rotate(double angle, Point* center);
+};
+
+void
+ExPolygonCollection::scale(double factor)
+{
+    for (ExPolygons::iterator it = expolygons.begin(); it != expolygons.end(); ++it) {
+        (*it).scale(factor);
+    }
+}
+
+void
+ExPolygonCollection::translate(double x, double y)
+{
+   for (ExPolygons::iterator it = expolygons.begin(); it != expolygons.end(); ++it) {
+        (*it).translate(x, y);
+    }
+}
+
+void
+ExPolygonCollection::rotate(double angle, Point* center)
+{
+    for (ExPolygons::iterator it = expolygons.begin(); it != expolygons.end(); ++it) {
+        (*it)._rotate(angle, center);
+    }
+}
+
+}
+
+#endif