polylines.h Source File

00001 //
00002 // polylines.h
00003 //
00004 // Copyright (C) 1996 Limit Point Systems, Inc.
00005 //
00006 // Author: Curtis Janssen <cljanss@limitpt.com>
00007 // Maintainer: LPS
00008 //
00009 // This file is part of the SC Toolkit.
00010 //
00011 // The SC Toolkit is free software; you can redistribute it and/or modify
00012 // it under the terms of the GNU Library General Public License as published by
00013 // the Free Software Foundation; either version 2, or (at your option)
00014 // any later version.
00015 //
00016 // The SC Toolkit is distributed in the hope that it will be useful,
00017 // but WITHOUT ANY WARRANTY; without even the implied warranty of
00018 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00019 // GNU Library General Public License for more details.
00020 //
00021 // You should have received a copy of the GNU Library General Public License
00022 // along with the SC Toolkit; see the file COPYING.LIB.  If not, write to
00023 // the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
00024 //
00025 // The U.S. Government is granted a limited license as per AL 91-7.
00026 //
00027 
00028 #ifndef _util_render_polylines_h
00029 #define _util_render_polylines_h
00030 
00031 #include <util/keyval/keyval.h>
00032 #include <util/render/object.h>
00033 
00034 namespace sc {
00035 
00036 class RenderedPolylines: public RenderedObject {
00037   public:
00038     enum Coloring { None, Vertex };
00039   private:
00040     RenderedPolylines::Coloring coloring_;
00041     int nvertex_;
00042     int npolyline_;
00043     int *nvertex_in_polyline_;
00044     int **polylines_;
00045     double **vertices_;
00046     double **vertex_rgb_;
00047   public:
00048     RenderedPolylines();
00049     RenderedPolylines(const Ref<KeyVal>&);
00050     ~RenderedPolylines();
00051 
00052     void initialize(int nvertex, int npolylines,
00053                     RenderedPolylines::Coloring c = RenderedPolylines::None);
00054     int npolyline() { return npolyline_; }
00055     int nvertex() { return nvertex_; }
00056     int nvertex_in_polyline(int i) const { return nvertex_in_polyline_[i]; }
00057     double vertex(int i, int j) const { return vertices_[i][j]; }
00058     double vertex_rgb(int i, int j) const { return vertex_rgb_[i][j]; }
00059     int polyline(int i, int j) const { return polylines_[i][j]; }
00060     int have_vertex_rgb() const { return coloring_ == Vertex; }
00061 
00062     void set_vertex(int, double x, double y, double z);
00063     void set_vertex_rgb(int, double r, double g, double b);
00064     void set_polyline(int i, int v1, int v2);
00065     void set_polyline(int i, int v1, int v2, int v3);
00066     void set_polyline(int i, int v1, int v2, int v3, int v4);
00067 
00068     void render(const Ref<Render>&);
00069 };
00070 
00071 }
00072 
00073 #endif
00074 
00075 // Local Variables:
00076 // mode: c++
00077 // c-file-style: "CLJ"
00078 // End: