* added MeshTex plugin src to project (can't compile)

[xonotic/netradiant.git] / contrib / meshtex / MeshVisitor.h

diff --git a/contrib/meshtex/MeshVisitor.h b/contrib/meshtex/MeshVisitor.h
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+++ b/contrib/meshtex/MeshVisitor.h
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+/**
+ * @file MeshVisitor.h
+ * Declares the MeshVisitor class.
+ * @ingroup meshtex-util
+ */
+
+/*
+ * Copyright 2012 Joel Baxter
+ *
+ * This file is part of MeshTex.
+ *
+ * MeshTex is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * MeshTex is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with MeshTex.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#if !defined(INCLUDED_MESHVISITOR_H)
+#define INCLUDED_MESHVISITOR_H
+
+#include "RefCounted.h"
+#include "MeshEntity.h"
+
+#include "iselection.h"
+
+/**
+ * Visitor that will invoke Execute with a MeshEntity argument if the visited
+ * node is a valid mesh. Subclasses should override Execute to perform
+ * operations on the MeshEntity.
+ *
+ * @ingroup meshtex-util
+ */
+class MeshVisitor : public SelectionSystem::Visitor, public RefCounted
+{
+public: // public methods
+
+   MeshVisitor();
+   virtual ~MeshVisitor();
+   void ResetVisitedCount();
+   unsigned GetVisitedCount();
+   void visit(scene::Instance& instance) const;
+
+protected: // protected methods
+
+   virtual bool Execute(MeshEntity& meshEntity) const;
+
+private: // private static member vars
+
+   /// @name Callbacks to use when constructing the MeshEntity
+   //@{
+   static const MeshEntity::MessageCallback _infoReportCallback;
+   static const MeshEntity::MessageCallback _warningReportCallback;
+   static const MeshEntity::MessageCallback _errorReportCallback;
+   //@}
+
+private: // private member vars
+
+   /**
+    * Track the number of Execute invocations.
+    */
+   mutable unsigned _visitedCount;
+};
+
+#endif // #if !defined(INCLUDED_MESHVISITOR_H)
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