non/nonlib/OSC/Endpoint.H

235 lines
7.9 KiB
C++

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