1 // viewmgr.hxx -- class for managing all the views in the flightgear world.
3 // Written by Curtis Olson, started October 2000.
5 // Copyright (C) 2000 Curtis L. Olson - curt@flightgear.org
7 // This program is free software; you can redistribute it and/or
8 // modify it under the terms of the GNU General Public License as
9 // published by the Free Software Foundation; either version 2 of the
10 // License, or (at your option) any later version.
12 // This program is distributed in the hope that it will be useful, but
13 // WITHOUT ANY WARRANTY; without even the implied warranty of
14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 // General Public License for more details.
17 // You should have received a copy of the GNU General Public License
18 // along with this program; if not, write to the Free Software
19 // Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
29 # error This library requires C++
33 #include <simgear/compiler.h>
41 #include "viewer_lookat.hxx"
42 #include "viewer_rph.hxx"
47 // Define a structure containing view information
52 typedef vector < FGViewer * > viewer_list;
66 inline int size() const { return views.size(); }
67 inline FGViewer *get_view() {
68 return views[current];
70 inline FGViewer *get_view( int i ) {
71 if ( i < 0 ) { i = 0; }
72 if ( i >= (int)views.size() ) { i = views.size() - 1; }
75 inline FGViewer *next_view() {
77 if ( current >= (int)views.size() ) {
80 return views[current];
82 inline FGViewer *prev_view() {
85 current = views.size() - 1;
87 return views[current];
91 inline void clear() { views.clear(); }
92 inline void add_view( FGViewer * v ) {
94 current = views.size() - 1;
99 #endif // _VIEWMGR_HXX