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livetrax/libs/surfaces/launchpad_x/lpx.h

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/*
* Copyright (C) 2016-2018 Paul Davis <paul@linuxaudiosystems.com>
*
* 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; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef __ardour_lpx_h__
#define __ardour_lpx_h__
#include <vector>
#include <map>
#include <stack>
#include <list>
#include <set>
#include <libusb.h>
#define ABSTRACT_UI_EXPORTS
#include "pbd/abstract_ui.h"
#include "midi++/types.h"
#include "ardour/mode.h"
#include "ardour/types.h"
#include "control_protocol/control_protocol.h"
#include "control_protocol/types.h"
#include "gtkmm2ext/colors.h"
#include "midi_surface/midi_byte_array.h"
#include "midi_surface/midi_surface.h"
namespace MIDI {
class Parser;
class Port;
}
namespace ARDOUR {
class AutomationControl;
class Port;
class MidiBuffer;
class MidiTrack;
class Trigger;
}
#ifdef LAUNCHPAD_MINI
#define LAUNCHPAD_NAMESPACE LP_MINI
#else
#define LAUNCHPAD_NAMESPACE LP_X
#endif
namespace ArdourSurface { namespace LAUNCHPAD_NAMESPACE {
class LPX_GUI;
class LaunchPadX : public MIDISurface
{
public:
/* use hex for these constants, because we'll see them (as note numbers
and CC numbers) in hex within MIDI messages when debugging.
*/
enum PadID {
/* top */
Up = 0x5b,
Down = 0x5c,
Left = 0x5d,
Right = 0x5e,
Session = 0x5f,
Note = 0x60,
Custom = 0x61,
CaptureMIDI = 0x62,
/* right side */
Volume = 0x59,
Pan = 0x4f,
SendA = 0x45,
SendB = 0x3b,
StopClip = 0x31,
Mute = 0x27,
Solo = 0x1d,
RecordArm = 0x13,
Logo = 0x63
};
bool light_logo();
void all_pads_out ();
LaunchPadX (ARDOUR::Session&);
~LaunchPadX ();
static bool available ();
static bool match_usb (uint16_t, uint16_t);
static bool probe (std::string&, std::string&);
std::string input_port_name () const;
std::string output_port_name () const;
bool has_editor () const { return true; }
void* get_gui () const;
void tear_down_gui ();
int set_active (bool yn);
XMLNode& get_state() const;
int set_state (const XMLNode & node, int version);
private:
enum DeviceMode {
Standalone,
DAW,
Programmer
};
enum Layout {
SessionLayout,
NoteLayout,
CustomLayout,
};
enum FaderBank {
VolumeFaders,
PanFaders,
SendAFaders,
SendBFaders,
};
struct Pad {
enum ColorMode {
Static = 0x0,
Flashing = 0x1,
Pulsing = 0x2
};
typedef void (LaunchPadX::*ButtonMethod)(Pad&);
typedef void (LaunchPadX::*PadMethod)(Pad&, int velocity);
Pad (PadID pid, ButtonMethod press_method, ButtonMethod long_press_method = &LaunchPadX::relax, ButtonMethod release_method = &LaunchPadX::relax)
: id (pid)
, x (-1)
, y (-1)
{
on_press = press_method;
on_release = release_method;
on_long_press = long_press_method;
}
Pad (int pid, int xx, int yy, PadMethod press_method, ButtonMethod long_press_method = &LaunchPadX::relax, ButtonMethod release_method = &LaunchPadX::relax)
: id (pid)
, x (xx)
, y (yy)
{
on_pad_press = press_method;
on_release = release_method;
on_long_press = long_press_method;
}
MIDI::byte status_byte() const { if (x < 0) return 0xb0; return 0x90; }
bool is_pad () const { return x >= 0; }
bool is_button () const { return x < 0; }
int id;
int x;
int y;
/* It's either a button (CC number) or a pad (note number
* w/velocity info), never both.
*/
union {
ButtonMethod on_press;
PadMethod on_pad_press;
};
ButtonMethod on_release;
ButtonMethod on_long_press;
sigc::connection timeout_connection;
};
void relax (Pad& p);
std::set<int> consumed;
MIDI::byte logo_color;
int scroll_x_offset;
int scroll_y_offset;
typedef std::pair<int32_t,int32_t> StripableSlot;
typedef std::vector<StripableSlot> StripableSlotRow;
typedef std::vector<StripableSlotRow> StripableSlotColumn;
StripableSlotColumn stripable_slots;
StripableSlot get_stripable_slot (int x, int y) const;
typedef std::map<int,Pad> PadMap;
PadMap pad_map;
void build_pad_map();
Pad* pad_by_id (int pid);
typedef std::map<int,uint32_t> ColorMap;
ColorMap color_map;
void build_color_map ();
int find_closest_palette_color (uint32_t);
typedef std::map<uint32_t,int> NearestMap;
NearestMap nearest_map;
int begin_using_device ();
int stop_using_device ();
int device_acquire () { return 0; }
void device_release () { }
void run_event_loop ();
void stop_event_loop ();
void stripable_selection_changed ();
void select_stripable (int col);
std::weak_ptr<ARDOUR::MidiTrack> _current_pad_target;
void light_pad (int pad_id, int color, int mode = 0);
void pad_off (int pad_id);
void all_pads_off ();
void all_pads_on (int color);
void handle_midi_controller_message (MIDI::Parser&, MIDI::EventTwoBytes*);
void handle_midi_note_on_message (MIDI::Parser&, MIDI::EventTwoBytes*);
void handle_midi_note_off_message (MIDI::Parser&, MIDI::EventTwoBytes*);
void handle_midi_sysex (MIDI::Parser&, MIDI::byte *, size_t count);
MIDI::Port* _daw_in_port;
MIDI::Port* _daw_out_port;
std::shared_ptr<ARDOUR::Port> _daw_in;
std::shared_ptr<ARDOUR::Port> _daw_out;
void port_registration_handler ();
int ports_acquire ();
void ports_release ();
void connect_daw_ports ();
void daw_write (const MidiByteArray&);
void daw_write (MIDI::byte const *, size_t);
void reconnect_for_programmer ();
void reconnect_for_session ();
void scroll_text (std::string const &, int color, bool loop, float speed = 0);
mutable LPX_GUI* _gui;
void build_gui ();
Layout _current_layout;
void maybe_start_press_timeout (Pad& pad);
void start_press_timeout (Pad& pad);
bool long_press_timeout (int pad_id);
enum SessionState {
SessionMode,
MixerMode
};
void set_device_mode (DeviceMode);
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void set_session_mode (SessionState, bool clear_pending);
void set_session_mode (SessionState sm) {
set_session_mode (sm, true);
}
SessionState _session_mode;
void cue_press (Pad&, int row);
void rh0_press (Pad&);
void rh1_press (Pad&);
void rh2_press (Pad&);
void rh3_press (Pad&);
void rh4_press (Pad&);
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void rh4_long_press (Pad&);
void rh5_press (Pad&);
void rh6_press (Pad&);
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void rh6_long_press (Pad&);
void rh7_press (Pad&);
void fader_mode_press (FaderBank);
/* named pad methods */
void down_press (Pad&);
void down_release (Pad&) {}
void down_long_press (Pad&) {}
void up_press (Pad&);
void up_release (Pad&) {}
void up_long_press (Pad&) {}
void left_press (Pad&);
void left_release (Pad&) {}
void left_long_press (Pad&) {}
void right_press (Pad&);
void right_release (Pad&) {}
void right_long_press (Pad&) {}
void session_press (Pad&);
void session_release (Pad&);
void session_long_press (Pad&) {}
void note_press (Pad&);
void note_release (Pad&) {}
void note_long_press (Pad&) {}
void custom_press (Pad&);
void custom_release (Pad&) {}
void custom_long_press (Pad&) {}
void send_a_press (Pad&);
void send_a_release (Pad&) {}
void send_b_press (Pad&);
void send_b_release (Pad&) {}
void pan_press (Pad&);
void pan_release (Pad&) {}
void pan_long_press (Pad&) {}
void volume_press (Pad&);
void volume_release (Pad&) {}
void volume_long_press (Pad&) {}
void solo_press (Pad&);
void solo_release (Pad&) {}
void solo_long_press (Pad&);
void stop_clip_press (Pad&);
void stop_clip_release (Pad&) {}
void mute_press (Pad&);
void mute_release (Pad&) {}
void mute_long_press (Pad&) {}
void record_arm_press (Pad&);
void record_arm_release (Pad&) {}
void record_arm_long_press (Pad&) {}
void capture_midi_press (Pad&);
void capture_midi_release (Pad&) {}
void capture_midi_long_press (Pad&) {}
void pad_press (Pad&, int velocity);
void pad_long_press (Pad&);
void pad_release (Pad&);
void trigger_property_change (PBD::PropertyChange, ARDOUR::Trigger*);
PBD::ScopedConnectionList trigger_connections;
void display_session_layout ();
void transport_state_changed ();
void record_state_changed ();
void map_triggers ();
void map_triggerbox (int col);
void viewport_changed ();
void route_property_change (PBD::PropertyChange const &, int x);
PBD::ScopedConnectionList route_connections;
void setup_faders (FaderBank);
void map_faders ();
void fader_move (int cc, int val);
void automation_control_change (int n, std::weak_ptr<ARDOUR::AutomationControl>);
PBD::ScopedConnectionList control_connections;
FaderBank current_fader_bank;
bool revert_layout_on_fader_release;
Layout pre_fader_layout;
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enum PendingMixerOp {
PendingNone,
PendingStopClip,
PendingMute,
PendingSolo,
PendingRecArm
};
PendingMixerOp pending_mixer_op;
void set_pending_mixer_op (PendingMixerOp);
void handle_pending_mixer_op (int col);
};
} } /* namespaces */
#endif /* __ardour_lpx_h__ */