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livetrax/libs/surfaces/mackie/surface.h
Paul Davis 5ace191bff drastic, fundamental redesign of MCP code
git-svn-id: svn://localhost/ardour2/branches/3.0@11861 d708f5d6-7413-0410-9779-e7cbd77b26cf
2012-04-10 14:27:44 +00:00

149 lines
3.8 KiB
C++

#ifndef mackie_surface_h
#define mackie_surface_h
#include <stdint.h>
#include "midi++/types.h"
#include "controls.h"
#include "types.h"
#include "mackie_midi_builder.h"
#include "mackie_jog_wheel.h"
namespace MIDI {
class Parser;
}
class MidiByteArray;
class MackieControlProtocol;
namespace Mackie
{
class MackieButtonHandler;
class SurfacePort;
class MackieMidiBuilder;
class Button;
class Meter;
class Fader;
class Jog;
class Pot;
class Led;
class LedRing;
class Surface : public PBD::ScopedConnectionList
{
public:
Surface (MackieControlProtocol&, jack_client_t* jack, const std::string& device_name, uint32_t number, surface_type_t stype);
virtual ~Surface();
surface_type_t type() const { return _stype; }
uint32_t number() const { return _number; }
MackieControlProtocol& mcp() const { return _mcp; }
bool active() const { return _active; }
void drop_routes ();
typedef std::vector<Control*> Controls;
Controls controls;
std::map<int,Fader*> faders;
std::map<int,Pot*> pots;
std::map<int,Button*> buttons;
std::map<int,Led*> leds;
std::map<int,Meter*> meters;
/// no strip controls in here because they usually
/// have the same names.
std::map<std::string,Control*> controls_by_name;
Mackie::JogWheel* jog_wheel() const { return _jog_wheel; }
/// The collection of all numbered strips. No master
/// strip in here.
typedef std::vector<Strip*> Strips;
Strips strips;
uint32_t n_strips () const;
Strip* nth_strip (uint32_t n) const;
/// This collection owns the groups
typedef std::map<std::string,Group*> Groups;
Groups groups;
SurfacePort& port() const { return *_port; }
const MidiByteArray& sysex_hdr() const;
void periodic ();
void handle_midi_pitchbend_message (MIDI::Parser&, MIDI::pitchbend_t, uint32_t channel_id);
void handle_midi_controller_message (MIDI::Parser&, MIDI::EventTwoBytes*);
void handle_midi_note_on_message (MIDI::Parser&, MIDI::EventTwoBytes*);
/// Connect the any signal from the parser to handle_midi_any
/// unless it's already connected
void connect_to_signals ();
/// notification from a MackiePort that it's now inactive
void handle_port_inactive(Mackie::SurfacePort *);
/// write a sysex message
void write_sysex (const MidiByteArray& mba);
void write_sysex (MIDI::byte msg);
/// proxy write for port
void write (const MidiByteArray&);
/// display an indicator of the first switched-in Route. Do nothing by default.
void display_bank_start (uint32_t /*current_bank*/);
/// called from MackieControlProtocol::zero_all to turn things off
void zero_all ();
/// turn off leds around the jog wheel. This is for surfaces that use a pot
/// pretending to be a jog wheel.
void blank_jog_ring ();
bool has_timecode_display() const;
void display_timecode (const std::string & /*timecode*/, const std::string & /*timecode_last*/);
/**
This is used to calculate the clicks per second that define
a transport speed of 1.0 for the jog wheel. 100.0 is 10 clicks
per second, 50.5 is 5 clicks per second.
*/
float scrub_scaling_factor() const;
/**
The scaling factor function for speed increase and decrease. At
low transport speeds this should return a small value, for high transport
speeds, this should return an exponentially larger value. This provides
high definition control at low speeds and quick speed changes to/from
higher speeds.
*/
float scaled_delta (const ControlState & state, float current_speed);
void handle_control_event (Mackie::Control & control, const Mackie::ControlState & state);
protected:
void init_controls();
void init_strips ();
private:
MackieControlProtocol& _mcp;
SurfacePort* _port;
surface_type_t _stype;
uint32_t _number;
bool _active;
bool _connected;
Mackie::JogWheel* _jog_wheel;
MackieMidiBuilder builder;
void jog_wheel_state_display (Mackie::JogWheel::State state);
};
}
#endif