transpose.h

/*
 * Copyright (c) 2014-2023 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 "gui/menu_item/decimal.h"
#include "gui/menu_item/menu_item_with_cc_learning.h"
#include "gui/ui/sound_editor.h"
#include "model/clip/audio_clip.h"
#include "model/song/song.h"
 
namespace deluge::gui::menu_item::audio_clip {
class Transpose final : public Decimal, public MenuItemWithCCLearning {
public:
    using Decimal::Decimal;
    void readCurrentValue() override {
        auto& sampleHolder = getCurrentAudioClip()->sampleHolder;
        this->setValue(computeCurrentValueForTranspose(sampleHolder.transpose, sampleHolder.cents));
    }
    void writeCurrentValue() override {
        int32_t transpose, cents;
        computeFinalValuesForTranspose(this->getValue(), &transpose, &cents);
 
        auto& sampleHolder = getCurrentAudioClip()->sampleHolder;
        sampleHolder.transpose = transpose;
        sampleHolder.cents = cents;
        sampleHolder.recalculateNeutralPhaseIncrement();
    }
 
    [[nodiscard]] int32_t getMinValue() const override { return -9600; }
    [[nodiscard]] int32_t getMaxValue() const override { return 9600; }
    [[nodiscard]] int32_t getNumDecimalPlaces() const override { return 2; }
 
    void unlearnAction() override { MenuItemWithCCLearning::unlearnAction(); }
    bool allowsLearnMode() override { return MenuItemWithCCLearning::allowsLearnMode(); }
    void learnKnob(MIDICable* cable, int32_t whichKnob, int32_t modKnobMode, int32_t midiChannel) override {
        MenuItemWithCCLearning::learnKnob(cable, whichKnob, modKnobMode, midiChannel);
    };
 
    ParamDescriptor getLearningThing() override {
        ParamDescriptor paramDescriptor;
        paramDescriptor.setToHaveParamOnly(deluge::modulation::params::UNPATCHED_START
                                           + deluge::modulation::params::UNPATCHED_PITCH_ADJUST);
        return paramDescriptor;
    }
};
} // namespace deluge::gui::menu_item::audio_clip