Paul Davis
7c9c4d6dc7
git-svn-id: svn://localhost/ardour2/branches/3.0@11886 d708f5d6-7413-0410-9779-e7cbd77b26cf
112 lines
3.5 KiB
C++
112 lines
3.5 KiB
C++
/*
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Copyright (C) 2006,2007 John Anderson
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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 mackie_midi_builder_h
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#define mackie_midi_builder_h
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#include "midi_byte_array.h"
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#include "types.h"
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#include "controls.h"
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namespace Mackie
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{
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class SurfacePort;
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class Button;
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class Meter;
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class Fader;
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class Jog;
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class Pot;
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class Led;
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class LedRing;
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/**
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This knows how to build midi messages given a control and
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a state.
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*/
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class MackieMidiBuilder
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{
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public:
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MackieMidiBuilder () {}
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~MackieMidiBuilder() {}
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/**
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The first byte of a midi message from the surface
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will contain one of these, sometimes bitmasked
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with the control id
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*/
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enum midi_types {
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midi_fader_id = Control::type_fader,
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midi_button_id = Control::type_button,
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midi_pot_id = Control::type_pot,
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};
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/**
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The LED rings have these modes.
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*/
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enum midi_pot_mode {
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midi_pot_mode_dot = 0,
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midi_pot_mode_boost_cut = 1,
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midi_pot_mode_wrap = 2,
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midi_pot_mode_spread = 3,
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};
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MidiByteArray build_led_ring (const Pot & pot, const ControlState &, midi_pot_mode mode = midi_pot_mode_dot);
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MidiByteArray build_led_ring (const LedRing & led_ring, const ControlState &, midi_pot_mode mode = midi_pot_mode_dot);
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MidiByteArray build_fader (const Fader & fader, float pos);
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/// return bytes that will reset all controls to their zero positions
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/// And blank the display for the strip. Pass Surface so we know which sysex header to use.
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MidiByteArray zero_strip (Surface&, const Strip & strip);
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// provide bytes to zero the given control
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MidiByteArray zero_control (Control & control);
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// display the first 2 chars of the msg in the 2 char display
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// . is appended to the previous character, so A.B. would
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// be two characters
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MidiByteArray two_char_display (const std::string & msg, const std::string & dots = " ");
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MidiByteArray two_char_display (unsigned int value, const std::string & dots = " ");
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/**
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Timecode display. Only the difference between timecode and last_timecode will
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be encoded, to save midi bandwidth. If they're the same, an empty array will
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be returned
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*/
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MidiByteArray timecode_display (Surface&, const std::string & timecode, const std::string & last_timecode = "");
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/**
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for displaying characters on the strip LCD
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pass SurfacePort so we know which sysex header to use
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*/
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MidiByteArray strip_display (Surface &, const Strip & strip, unsigned int line_number, const std::string & line);
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/// blank the strip LCD, ie write all spaces. Pass Surface so we know which sysex header to use.
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MidiByteArray strip_display_blank (Surface&, const Strip & strip, unsigned int line_number);
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/// for generating all strip names. Pass SurfacePort so we know which sysex header to use.
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MidiByteArray all_strips_display (SurfacePort &, std::vector<std::string> & lines1, std::vector<std::string> & lines2);
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protected:
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static MIDI::byte calculate_pot_value (midi_pot_mode mode, const ControlState &);
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};
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}
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#endif
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