SoDrawingGrid.h

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00001 /***************************************************************************
00002  *   Copyright (c) 2010 Werner Mayer <wmayer[at]users.sourceforge.net>     *
00003  *                                                                         *
00004  *   This file is part of the FreeCAD CAx development system.              *
00005  *                                                                         *
00006  *   This library is free software; you can redistribute it and/or         *
00007  *   modify it under the terms of the GNU Library General Public           *
00008  *   License as published by the Free Software Foundation; either          *
00009  *   version 2 of the License, or (at your option) any later version.      *
00010  *                                                                         *
00011  *   This library  is distributed in the hope that it will be useful,      *
00012  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
00013  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
00014  *   GNU Library General Public License for more details.                  *
00015  *                                                                         *
00016  *   You should have received a copy of the GNU Library General Public     *
00017  *   License along with this library; see the file COPYING.LIB. If not,    *
00018  *   write to the Free Software Foundation, Inc., 59 Temple Place,         *
00019  *   Suite 330, Boston, MA  02111-1307, USA                                *
00020  *                                                                         *
00021  ***************************************************************************/
00022 
00023 
00024 #ifndef GUI_INVENTOR_SODRAWINGGRID_H
00025 #define GUI_INVENTOR_SODRAWINGGRID_H
00026 
00027 #include <Inventor/nodes/SoSubNode.h>
00028 #include <Inventor/nodes/SoShape.h>
00029 
00030 namespace Gui { namespace Inventor {
00031 
00032 class GuiExport SoDrawingGrid : public SoShape {
00033     typedef SoShape inherited;
00034 
00035     SO_NODE_HEADER(SoDrawingGrid);
00036 
00037 public:
00038     static void initClass();
00039     SoDrawingGrid();
00040 
00041 public:
00042     virtual void GLRender(SoGLRenderAction *action);
00043     virtual void GLRenderBelowPath(SoGLRenderAction *action);
00044     virtual void GLRenderInPath(SoGLRenderAction *action);
00045     virtual void GLRenderOffPath(SoGLRenderAction *action);
00046     virtual void computeBBox(SoAction *action, SbBox3f &box, SbVec3f &center);
00047     virtual void generatePrimitives(SoAction *action);
00048 
00049 private:
00050     void renderGrid(SoGLRenderAction *action);
00051     // Force using the reference count mechanism.
00052     virtual ~SoDrawingGrid() {}
00053 };
00054 
00055 } // namespace Inventor
00056 
00057 } // namespace Gui
00058 
00059 #endif // GUI_INVENTOR_SODRAWINGGRID_H