104 lines
2.5 KiB
C
104 lines
2.5 KiB
C
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/*
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Copyright (C) 1998 Paul Barton-Davis
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#ifndef __midi_manager_h__
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#define __midi_manager_h__
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#include <map>
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#include <vector>
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#include <string>
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#include <midi++/types.h>
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#include <midi++/port.h>
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namespace MIDI {
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class Manager {
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public:
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~Manager ();
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void set_api_data(void* data) { api_data = data; }
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/** Signal the start of an audio cycle.
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* This MUST be called before any reading/writing for this cycle.
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* Realtime safe.
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*/
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void cycle_start(nframes_t nframes);
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/** Signal the end of an audio cycle.
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* This signifies that the cycle began with @ref cycle_start has ended.
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* This MUST be called at the end of each cycle.
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* Realtime safe.
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*/
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void cycle_end();
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Port *add_port (const XMLNode& node);
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int remove_port (Port*);
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Port *port (std::string name);
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size_t nports () { return ports_by_device.size(); }
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/* defaults for clients who are not picky */
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Port *inputPort;
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Port *outputPort;
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channel_t inputChannelNumber;
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channel_t outputChannelNumber;
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int set_input_port (std::string);
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int set_output_port (std::string);
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int set_input_channel (channel_t);
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int set_output_channel (channel_t);
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int foreach_port (int (*func)(const Port &, size_t n, void *),
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void *arg);
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typedef std::map<std::string, Port *> PortMap;
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const PortMap& get_midi_ports() const { return ports_by_tag; }
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static Manager *instance () {
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if (theManager == 0) {
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theManager = new Manager;
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}
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return theManager;
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}
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int get_known_ports (std::vector<PortSet>&);
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private:
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/* This is a SINGLETON pattern */
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Manager ();
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static Manager *theManager;
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PortMap ports_by_device; /* canonical */
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PortMap ports_by_tag; /* may contain duplicate Ports */
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void* api_data;
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void close_ports ();
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};
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} // namespace MIDI
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#endif // __midi_manager_h__
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