Committed current version of visitor refactoring

git-svn-id: http://svn.clifford.at/openscad/trunk@571 b57f626f-c46c-0410-a088-ec61d464b74c

1 files changed, 33 insertions, 0 deletions

diff --git a/src/csgnode.h b/src/csgnode.h
new file mode 100644
index 0000000..405dd96
--- /dev/null
+++ b/src/csgnode.h
@@ -0,0 +1,33 @@
+#ifndef CSGNODE_H_
+#define CSGNODE_H_
+
+#include "node.h"
+#include "visitor.h"
+#ifdef ENABLE_CGAL
+#  include "cgal.h"
+#endif
+
+enum csg_type_e {
+	CSG_TYPE_UNION,
+	CSG_TYPE_DIFFERENCE,
+	CSG_TYPE_INTERSECTION
+};
+
+class CsgNode : public AbstractNode
+{
+public:
+	csg_type_e type;
+	CsgNode(const ModuleInstantiation *mi, csg_type_e type) : AbstractNode(mi), type(type) { }
+  virtual Response accept(const class State &state, Visitor &visitor) const {
+		return visitor.visit(state, *this);
+	}
+	virtual std::string toString() const;
+
+#ifdef ENABLE_CGAL
+	virtual CGAL_Nef_polyhedron renderCSGMesh() const;
+#endif
+	CSGTerm *render_csg_term(double m[20], QVector<CSGTerm*> *highlights, QVector<CSGTerm*> *background) const;
+	virtual QString dump(QString indent) const;
+};
+
+#endif