graph3d.hpp
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00001 
00005 /* Copyright (c) 2005-2009, 2011 Taneli Kalvas. All rights reserved.
00006  *
00007  * You can redistribute this software and/or modify it under the terms
00008  * of the GNU General Public License as published by the Free Software
00009  * Foundation; either version 2 of the License, or (at your option)
00010  * any later version.
00011  * 
00012  * This library is distributed in the hope that it will be useful, but
00013  * WITHOUT ANY WARRANTY; without even the implied warranty of
00014  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
00015  * General Public License for more details.
00016  * 
00017  * You should have received a copy of the GNU General Public License
00018  * along with this library (file "COPYING" included in the package);
00019  * if not, write to the Free Software Foundation, Inc., 51 Franklin
00020  * Street, Fifth Floor, Boston, MA 02110-1301 USA
00021  * 
00022  * If you have questions about your rights to use or distribute this
00023  * software, please contact Berkeley Lab's Technology Transfer
00024  * Department at TTD@lbl.gov. Other questions, comments and bug
00025  * reports should be sent directly to the author via email at
00026  * taneli.kalvas@jyu.fi.
00027  * 
00028  * NOTICE. This software was developed under partial funding from the
00029  * U.S.  Department of Energy.  As such, the U.S. Government has been
00030  * granted for itself and others acting on its behalf a paid-up,
00031  * nonexclusive, irrevocable, worldwide license in the Software to
00032  * reproduce, prepare derivative works, and perform publicly and
00033  * display publicly.  Beginning five (5) years after the date
00034  * permission to assert copyright is obtained from the U.S. Department
00035  * of Energy, and subject to any subsequent five (5) year renewals,
00036  * the U.S. Government is granted for itself and others acting on its
00037  * behalf a paid-up, nonexclusive, irrevocable, worldwide license in
00038  * the Software to reproduce, prepare derivative works, distribute
00039  * copies to the public, perform publicly and display publicly, and to
00040  * permit others to do so.
00041  */
00042 
00043 #ifndef GRAPH3D_HPP
00044 #define GRAPH3D_HPP 1
00045 
00046 
00047 #include "graph.hpp"
00048 #include "error.hpp"
00049 
00050 
00053 enum view_e {
00054     VIEW_XY = 0,
00055     VIEW_XZ,
00056     VIEW_YX,
00057     VIEW_YZ,
00058     VIEW_ZX,
00059     VIEW_ZY
00060 };
00061 
00062 
00078 class Graph3D : public Graph {
00079 
00080 protected:
00081 
00082     view_e     _view;    
00083     int        _vb[3];   
00084     int        _level;   
00086 public:
00087 
00090     Graph3D() {
00091         _view  = VIEW_XY;
00092         _vb[0] = 0;
00093         _vb[1] = 1;
00094         _vb[2] = 2;
00095         _level = 0;
00096     }
00097 
00100     virtual ~Graph3D() {}
00101 
00111     virtual void plot( cairo_t *cairo, const Coordmapper *cm, const double range[4] ) = 0;
00112 
00117     virtual void plot_sample( cairo_t *cairo, double x, double y, double width, double height ) = 0;
00118 
00124     virtual void get_bbox( double bbox[4] ) = 0;
00125 
00130     void set_view( view_e view, int level ) {
00131         switch( view ) {
00132         case VIEW_XY:
00133             _vb[0] = 0;
00134             _vb[1] = 1;
00135             _vb[2] = 2;
00136             break;
00137         case VIEW_XZ:
00138             _vb[0] = 0;
00139             _vb[1] = 2;
00140             _vb[2] = 1;
00141             break;
00142         case VIEW_YX:
00143             _vb[0] = 1;
00144             _vb[1] = 0;
00145             _vb[2] = 2;
00146             break;
00147         case VIEW_YZ:
00148             _vb[0] = 1;
00149             _vb[1] = 2;
00150             _vb[2] = 0;
00151             break;
00152         case VIEW_ZX:
00153             _vb[0] = 2;
00154             _vb[1] = 0;
00155             _vb[2] = 1;
00156             break;
00157         case VIEW_ZY:
00158             _vb[0] = 2;
00159             _vb[1] = 1;
00160             _vb[2] = 0;
00161             break;
00162         default:
00163             throw( ErrorUnimplemented( ERROR_LOCATION ) );
00164             break;
00165         }
00166         _view = view;
00167         _level = level;
00168     }
00169 };
00170 
00171 
00172 #endif