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gr_FlowGraph.h

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00001 /* -*- c++ -*- */ 00002 /* 00003 * Copyright 2003 Free Software Foundation, Inc. 00004 * 00005 * This file is part of GNU Radio 00006 * 00007 * GNU Radio is free software; you can redistribute it and/or modify 00008 * it under the terms of the GNU General Public License as published by 00009 * the Free Software Foundation; either version 2, or (at your option) 00010 * any later version. 00011 * 00012 * GNU Radio is distributed in the hope that it will be useful, 00013 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00014 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00015 * GNU General Public License for more details. 00016 * 00017 * You should have received a copy of the GNU General Public License 00018 * along with GNU Radio; see the file COPYING. If not, write to 00019 * the Free Software Foundation, Inc., 59 Temple Place - Suite 330, 00020 * Boston, MA 02111-1307, USA. 00021 */ 00022 00023 #ifndef _INCLUDED_GR_FLOWGRAPH_H_ 00024 #define _INCLUDED_GR_FLOWGRAPH_H_ 00025 00026 class VrSigProc; 00027 00035 class gr_FlowGraph { 00036 private: 00037 // NOT IMPLEMENTED 00038 // gr_FlowGraph (const gr_FlowGraph &rhs); 00039 gr_FlowGraph &operator= (const gr_FlowGraph &rhs); 00040 00041 public: 00042 virtual ~gr_FlowGraph(); 00043 virtual bool start () = 0; // for thread(s) and return immediately 00044 virtual void stop () = 0; // stop threads 00045 virtual void wait () = 0; // wait for threads to stop (typically blocks forever) 00046 virtual bool isRunning () = 0; 00047 virtual bool connect (VrSigProc *upstream, VrSigProc *downstream) = 0; 00048 virtual bool connect (VrSigProc *upstream, int upstream_port, 00049 VrSigProc *downstream) = 0; 00050 00052 static gr_FlowGraph *make (); 00053 }; 00054 00055 #endif /* _INCLUDED_GR_FLOWGRAPH_H_ */

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