iterance_step_toggle.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 "definitions_cxx.hpp"
#include "gui/menu_item/toggle.h"
#include "gui/views/instrument_clip_view.h"
#include "model/clip/instrument_clip.h"
#include "model/note/note.h"
 
namespace deluge::gui::menu_item::note {
class IteranceStepToggle : public Toggle {
public:
    using Toggle::Toggle;
 
    IteranceStepToggle(l10n::String newName, l10n::String title, uint8_t newIndex) : Toggle(newName, title) {
        this->index = newIndex;
    }
 
    void readCurrentValue() override {
        Note* leftMostNote = instrumentClipView.getLeftMostNotePressed();
 
        if (leftMostNote) {
            Iterance iterance = leftMostNote->getIterance();
            if (iterance == kDefaultIteranceValue) {
                // if we end up here in this menu, convert OFF to the default CUSTOM value 1of1
                // so we can make edits from here
                iterance = kCustomIteranceValue;
            }
            this->setValue(iterance.iteranceStep[index]);
        }
    }
    void writeCurrentValue() override {
        bool value = this->getValue();
        Note* leftMostNote = instrumentClipView.getLeftMostNotePressed();
 
        if (leftMostNote) {
            Iterance iterance = leftMostNote->getIterance();
            if (iterance == kDefaultIteranceValue) {
                // if we end up here in this menu, convert OFF to the default CUSTOM value 1of1
                // so we can make edits from here
                iterance = kCustomIteranceValue;
            }
            int32_t newIteranceSteps = iterance.toInt() & 0xFF;
            if (value) {
                newIteranceSteps |= (1 << index);
            }
            else {
                newIteranceSteps &= ~(1 << index);
            }
            instrumentClipView.adjustNoteIteranceWithFinalValue(Iterance{iterance.divisor, newIteranceSteps});
        }
    }
 
    uint8_t index;
 
    bool isRelevant(ModControllableAudio* modControllable, int32_t whichThing) override {
        Note* leftMostNote = instrumentClipView.getLeftMostNotePressed();
 
        if (leftMostNote) {
            Iterance iterance = leftMostNote->getIterance();
            // Only show this iteration step if its index is smaller than current divisor value
            return (iterance == kDefaultIteranceValue && index == 0) || iterance.divisor > index;
        }
        return false;
    }
};
} // namespace deluge::gui::menu_item::note