Merge commit 'e78f526d5fbbbf18699ec76297e4973565356c81' into master-merge

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

diff --git a/contrib/meshtex/GeneralFunctionDialog.h b/contrib/meshtex/GeneralFunctionDialog.h
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+/**
+ * @file GeneralFunctionDialog.h
+ * Declares the GeneralFunctionDialog class.
+ * @ingroup meshtex-ui
+ */
+
+/*
+ * 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_GENERALFUNCTIONDIALOG_H)
+#define INCLUDED_GENERALFUNCTIONDIALOG_H
+
+#include "GenericDialog.h"
+#include "MeshVisitor.h"
+
+/**
+ * Subclass of GenericDialog that implements the window summoned by selecting
+ * the General Function menu entry. This window is used to specify equations
+ * for setting S and T values as a linear combination of various factors.
+ *
+ * @image html genfunc.png
+ * 
+ * @ingroup meshtex-ui
+ */
+class GeneralFunctionDialog : public GenericDialog
+{
+private: // private types
+
+   /**
+    * Visitor for applying the chosen equation to a mesh.
+    */
+   class GeneralFunctionVisitor : public MeshVisitor
+   {
+   public:
+      GeneralFunctionVisitor(const MeshEntity::GeneralFunctionFactors *sFactors,
+                             const MeshEntity::GeneralFunctionFactors *tFactors,
+                             const MeshEntity::SliceDesignation *alignRow,
+                             const MeshEntity::SliceDesignation *alignCol,
+                             const MeshEntity::RefSliceDescriptor *refRow,
+                             const MeshEntity::RefSliceDescriptor *refCol,
+                             bool surfaceValues);
+   private:
+      bool Execute(MeshEntity& meshEntity) const;
+   private:
+      const MeshEntity::GeneralFunctionFactors *_sFactors;
+      const MeshEntity::GeneralFunctionFactors *_tFactors;
+      const MeshEntity::SliceDesignation *_alignRow;
+      const MeshEntity::SliceDesignation *_alignCol;
+      const MeshEntity::RefSliceDescriptor *_refRow;
+      const MeshEntity::RefSliceDescriptor *_refCol;
+      bool _surfaceValues;
+   };
+
+public: // public methods
+
+   GeneralFunctionDialog(const std::string& key);
+   ~GeneralFunctionDialog();
+   bool Apply();
+
+private: // private member vars
+
+   /**
+    * Action-less mesh visitor used purely to count the number of selected mesh
+    * entities.
+    */
+   SmartPointer<MeshVisitor> _nullVisitor;
+};
+
+#endif // #if !defined(INCLUDED_GENERALFUNCTIONDIALOG_H)
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