small up/down tweaking

[lyx.git] / src / mathed / formula.h

diff --git a/src/mathed/formula.h b/src/mathed/formula.h
index 12e94a52038d3a0e053f4c3b873bbafe1b80c6f9..3b39db468eee7c4d7eda76ed576a7e0667e66b73 100644 (file)
--- a/src/mathed/formula.h
+++ b/src/mathed/formula.h
@@ -1,17 +1,15 @@
 // -*- C++ -*-
-/*
- *  File:        formula.h
- *  Purpose:     Declaration of formula inset
- *  Author:      Alejandro Aguilar Sierra <asierra@servidor.unam.mx>
- *  Created:     January 1996
- *  Description: Allows the edition of math paragraphs inside Lyx.
+
+/**
+ *  \file formula.h
  *
- *  Copyright: 1996, Alejandro Aguilar Sierra
+ *  This file is part of LyX, the document processor.
+ *  Licence details can be found in the file COPYING.
  *
- *  Version: 0.4, Lyx project.
+ *  \author Alejandro Aguilar Sierra
+ *  \author André Pönitz
  *
- *   You are free to use and modify this code under the terms of
- *   the GNU General Public Licence version 2 or later.
+ *  Full author contact details are available in file CREDITS.
  */
 
 #ifndef INSET_FORMULA_H
@@ -22,25 +20,24 @@
 #endif
 
 #include "formulabase.h"
-#include "math_defs.h"
 #include "math_atom.h"
-#include "graphics/GraphicsTypes.h"
-#include "graphics/GraphicsLoader.h"
 
-class MathHullInset;
+#include <boost/scoped_ptr.hpp>
 
-///
+/// The main LyX math inset
 class InsetFormula : public InsetFormulaBase {
 public:
        ///
        InsetFormula();
        ///
-       explicit InsetFormula(MathInsetTypes);
+       explicit InsetFormula(BufferView *);
        ///
-       explicit InsetFormula(string const &);
+       explicit InsetFormula(const string & data);
        ///
        InsetFormula(InsetFormula const &);
        ///
+       ~InsetFormula();
+       ///
        int ascent(BufferView *, LyXFont const &) const;
        ///
        int descent(BufferView *, LyXFont const &) const;
@@ -71,39 +68,29 @@ public:
        ///
        bool insetAllowed(Inset::Code code) const;
        ///
-       virtual RESULT localDispatch(BufferView *, kb_action, string const &);
-       ///
        std::vector<string> const getLabelList() const;
        ///
-       MathInsetTypes getType() const;
-       ///
        MathAtom const & par() const { return par_; }
        ///
        MathAtom & par() { return par_; }
+       ///
+       void generatePreview() const;
+       ///
+       void addPreview(grfx::PreviewLoader &) const;
+       ///
+       //void mutate(string const & type);
 
 private:
-       /// Is this a displayed environment?
-       bool display() const;
        /// available in AMS only?
        bool ams() const;
-       /// access to hull
-       MathHullInset * hull();
-       /// access to hull
-       MathHullInset const * hull() const;
-       ///
-       void handleExtern(string const & arg);
-       ///
-       void statusChanged();
-       ///
-       void init();
-       ///
-       void updatePreview() const;
-       ///
-       bool canPreview() const;
 
        /// contents
        MathAtom par_;
-       /// LaTeX preview
-       mutable grfx::Loader loader_;
+
+       /// Use the Pimpl idiom to hide the internals of the previewer.
+       class PreviewImpl;
+       friend class PreviewImpl;
+       /// The pointer never changes although *preview_'s contents may.
+       boost::scoped_ptr<PreviewImpl> const preview_;
 };
 #endif