knob.h

/*
 * Copyright © 2018-2023 Synthstrom Audible Limited
 *
 * This file is part of The Synthstrom Audible Deluge Firmware.
 *
 * The Synthstrom Audible Deluge Firmware 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 3 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, see <https://www.gnu.org/licenses/>.
 */
 
#pragma once
 
#include "io/midi/learned_midi.h"
#include "modulation/params/param_descriptor.h"
#include <cstdint>
 
class Knob {
public:
    Knob() = default;
 
    virtual bool isRelative() = 0;
    virtual bool is14Bit() = 0;
    virtual bool topValueIs127() = 0;
    ParamDescriptor paramDescriptor;
};
 
class MIDIKnob : public Knob {
public:
    MIDIKnob() = default;
    bool isRelative() override { return relative; }
    bool is14Bit() override { return (midiInput.noteOrCC == 128); }
    bool topValueIs127() override { return (midiInput.noteOrCC < 128 && !relative); }
    LearnedMIDI midiInput;
    bool relative;
    bool previousPositionSaved;
    int32_t previousPosition;
};
 
class ModKnob : public Knob {
public:
    bool isRelative() override { return true; }
    bool is14Bit() override { return false; }
    bool topValueIs127() override { return false; }
};