235 lines
7.9 KiB
C++
235 lines
7.9 KiB
C++
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/*******************************************************************************/
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/* Copyright (C) 2010 Jonathan Moore Liles */
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/* */
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/* This program is free software; you can redistribute it and/or modify it */
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/* under the terms of the GNU General Public License as published by the */
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/* Free Software Foundation; either version 2 of the License, or (at your */
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/* option) any later version. */
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/* */
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/* This program is distributed in the hope that it will be useful, but WITHOUT */
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/* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or */
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/* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for */
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/* more details. */
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/* */
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/* You should have received a copy of the GNU General Public License along */
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/* with This program; see the file COPYING. If not,write to the Free Software */
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/* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
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/*******************************************************************************/
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#pragma once
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#include <lo/lo.h>
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#include "Thread.H"
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#include <list>
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#include <stdlib.h>
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namespace OSC
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{
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typedef void * method_handle;
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class OSC_Value
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{
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protected:
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char _type;
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float f;
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double d;
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int i;
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const char *s;
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public:
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OSC_Value ( const OSC_Value &rhs )
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{
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_type = rhs._type;
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f =rhs.f;
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d = rhs.d;
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i = rhs.i;
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s = rhs.s;
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}
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OSC_Value ( )
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{
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_type = 0;
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f = 0;
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d = 0;
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i = 0;
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s = 0;
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}
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virtual ~OSC_Value ( ) { }
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virtual char type ( void ) const { return _type; }
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};
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class OSC_Float : public OSC_Value
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{
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public:
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float value ( void ) const { return f; }
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OSC_Float ( float v )
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{
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_type = 'f';
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f = v;
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}
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};
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class OSC_Int : public OSC_Value
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{
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public:
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int value ( void ) const { return i; }
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OSC_Int ( int v )
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{
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_type = 'i';
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i = v;
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}
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};
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class OSC_String : public OSC_Value
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{
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public:
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const char * value ( void ) const { return s; }
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OSC_String ( const char *v )
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{
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_type = 's';
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s = v;
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}
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};
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class Endpoint
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{
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static void error_handler(int num, const char *msg, const char *path);
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static int osc_generic ( const char *path, const char *types, lo_arg **argv, int argc, lo_message msg, void *user_data );
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static int osc_query_parameters ( const char *path, const char *types, lo_arg **argv, int argc, lo_message msg, void *user_data );
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Thread _thread;
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// lo_server_thread _st;
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lo_server _server;
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struct Parameter_Limits
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{
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float min;
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float max;
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float default_value;
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};
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struct Method_Data
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{
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char *path;
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char *typespec;
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char *documentation;
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struct Parameter_Limits *parameter_limits;
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std::list<lo_address> subscribers;
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Method_Data ( )
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{
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path = typespec = documentation = 0;
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parameter_limits = 0;
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}
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~Method_Data ( )
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{
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if ( path )
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free( path );
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if ( typespec )
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free( typespec );
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if ( parameter_limits )
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free( parameter_limits );
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for ( std::list<lo_address>::iterator i = subscribers.begin();
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i != subscribers.end();
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++i )
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{
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lo_address_free( *i );
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}
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subscribers.clear();
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}
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};
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std::list<Method_Data*> _methods;
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static void *osc_thread ( void *arg );
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void osc_thread ( void );
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public:
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int init ( const char *port = 0 );
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Endpoint ( );
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~Endpoint ( );
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char *get_paths ( const char *prefix );
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method_handle add_method ( const char *path, const char *typespec, lo_method_handler handler, void *user_data, const char *argument_description );
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void del_method ( const char *path, const char *typespec );
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void del_method ( const method_handle );
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void start ( void );
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void stop ( void );
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int port ( void ) const;
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char * url ( void ) const;
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void set_parameter_limits ( const char *path, const char *typespec, int index, float min, float max, float default_value );
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void check ( void ) const;
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void wait ( int timeout ) const;
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void run ( void ) const;
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int send ( lo_address to, const char *path, std::list< OSC_Value > values );
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/* overloads for common message formats */
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int send ( lo_address to, const char *path );
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int send ( lo_address to, const char *path, float v );
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int send ( lo_address to, const char *path, double v );
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int send ( lo_address to, const char *path, int v );
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int send ( lo_address to, const char *path, long v );
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int send ( lo_address to, const char *path, const char * v1, float v2 );
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int send ( lo_address to, const char *path, const char *v );
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int send ( lo_address to, const char *path, const char *v1, const char *v2 );
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int send ( lo_address to, const char *path, const char *v1, const char *v2, const char *v3 );
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int send ( lo_address to, const char *path, const char *v1, int v2, int v3, int v4 );
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int send ( lo_address to, const char *path, const char *v1, const char *v2, int v3, int v4, int v5 );
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int send ( lo_address to, const char *path, const char *v1, int v2 );
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int send ( lo_address to, const char *path, int v1, const char *v2 );
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int send ( lo_address to, const char *path, const char *v1, const char *v2, const char *v3, int v4, int v5, int v6 );
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int send ( lo_address to, const char *path, const char *v1, int v2, const char *v3 );
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int send ( lo_address to, const char *path, int v1, const char *v2, const char *v3, const char *v4 );
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int send ( lo_address to, const char *path, const char *v1, int v2, const char *v3, const char *v4, const char *v5 );
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int send ( lo_address to, const char *path, const char *v1, const char *v2, const char *v3, const char *v4, const char *v5 );
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int send ( lo_address to, const char *path, const char *v1, const char *v2, const char *v3, const char *v4 );
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int send ( lo_address to, const char *path, lo_message msg );
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// can be used to point back to owning object.
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void *owner;
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};
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};
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/* helper macros for defining OSC handlers */
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#define OSC_NAME( name ) osc_ ## name
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#define OSC_DMSG() DMESSAGE( "Got OSC message: %s", path );
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#define OSC_HANDLER( name ) static int OSC_NAME( name ) ( const char *path, const char *types, lo_arg **argv, int argc, lo_message msg, void *user_data )
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#define OSC_REPLY_OK() ((OSC::Endpoint*)user_data)->send( lo_message_get_source( msg ), path, "ok" )
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#define OSC_REPLY( value ) ((OSC::Endpoint*)user_data)->send( lo_message_get_source( msg ), path, value )
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#define OSC_REPLY_ERR() ((OSC::Endpoint*)user_data)->send( lo_message_get_source( msg ), path, "err" )
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#define OSC_ENDPOINT() ((OSC::Endpoint*)user_data)
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