1 files changed, 70 insertions, 0 deletions
diff --git a/src/libslic3r/SurfaceCollection.hpp b/src/libslic3r/SurfaceCollection.hpp
new file mode 100644
index 000000000..9544748e9
--- /dev/null
+++ b/src/libslic3r/SurfaceCollection.hpp
@@ -0,0 +1,70 @@
+#ifndef slic3r_SurfaceCollection_hpp_
+#define slic3r_SurfaceCollection_hpp_
+
+#include "libslic3r.h"
+#include "Surface.hpp"
+#include <vector>
+
+namespace Slic3r {
+
+class SurfaceCollection
+{
+public:
+    Surfaces surfaces;
+    
+    SurfaceCollection() {};
+    SurfaceCollection(const Surfaces &surfaces) : surfaces(surfaces) {};
+    SurfaceCollection(Surfaces &&surfaces) : surfaces(std::move(surfaces)) {};
+    operator Polygons() const;
+    operator ExPolygons() const;
+    void simplify(double tolerance);
+    void group(std::vector<SurfacesPtr> *retval);
+    template <class T> bool any_internal_contains(const T &item) const {
+        for (const Surface &surface : this->surfaces) if (surface.is_internal() && surface.expolygon.contains(item)) return true;
+        return false;
+    }
+    template <class T> bool any_bottom_contains(const T &item) const {
+        for (const Surface &surface : this->surfaces) if (surface.is_bottom() && surface.expolygon.contains(item)) return true;
+        return false;
+    }
+    SurfacesPtr filter_by_type(const SurfaceType type);
+    SurfacesPtr filter_by_types(const SurfaceType *types, int ntypes);
+    void keep_type(const SurfaceType type);
+    void keep_types(const SurfaceType *types, int ntypes);
+    void remove_type(const SurfaceType type);
+    void remove_types(const SurfaceType *types, int ntypes);
+    void filter_by_type(SurfaceType type, Polygons* polygons);
+
+    void clear() { surfaces.clear(); }
+    bool empty() const { return surfaces.empty(); }
+    bool has(SurfaceType type) const { 
+        for (const Surface &surface : this->surfaces) 
+            if (surface.surface_type == type) return true;
+        return false;
+    }
+
+    void set(const SurfaceCollection &coll) { surfaces = coll.surfaces; }
+    void set(SurfaceCollection &&coll) { surfaces = std::move(coll.surfaces); }
+    void set(const ExPolygons &src, SurfaceType surfaceType) { clear(); this->append(src, surfaceType); }
+    void set(const ExPolygons &src, const Surface &surfaceTempl) { clear(); this->append(src, surfaceTempl); }
+    void set(const Surfaces &src) { clear(); this->append(src); }
+    void set(ExPolygons &&src, SurfaceType surfaceType) { clear(); this->append(std::move(src), surfaceType); }
+    void set(ExPolygons &&src, const Surface &surfaceTempl) { clear(); this->append(std::move(src), surfaceTempl); }
+    void set(Surfaces &&src) { clear(); this->append(std::move(src)); }
+
+    void append(const SurfaceCollection &coll) { this->append(coll.surfaces); }
+    void append(SurfaceCollection &&coll) { this->append(std::move(coll.surfaces)); }
+    void append(const ExPolygons &src, SurfaceType surfaceType) { surfaces_append(this->surfaces, src, surfaceType); }
+    void append(const ExPolygons &src, const Surface &surfaceTempl) { surfaces_append(this->surfaces, src, surfaceTempl); }
+    void append(const Surfaces &src) { surfaces_append(this->surfaces, src); }
+    void append(ExPolygons &&src, SurfaceType surfaceType) { surfaces_append(this->surfaces, std::move(src), surfaceType); }
+    void append(ExPolygons &&src, const Surface &surfaceTempl) { surfaces_append(this->surfaces, std::move(src), surfaceTempl); }
+    void append(Surfaces &&src) { surfaces_append(this->surfaces, std::move(src)); }
+
+    // For debugging purposes:
+    void export_to_svg(const char *path, bool show_labels);
+};
+
+}
+
+#endif