polyphony.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/selection.h"
#include "gui/ui/sound_editor.h"
#include "model/drum/drum.h"
#include "model/instrument/kit.h"
#include "model/song/song.h"
#include "processing/sound/sound.h"
#include "processing/sound/sound_drum.h"
 
#include <hid/display/oled.h>
 
namespace deluge::gui::menu_item::voice {
class VoiceCount : public IntegerWithOff {
public:
    using IntegerWithOff::IntegerWithOff;
    void readCurrentValue() override {
        uint8_t voiceCount = soundEditor.currentSound->maxVoiceCount;
        if (voiceCount > getMaxValue()) {
            voiceCount = 0;
        }
        this->setValue(voiceCount);
    }
    bool usesAffectEntire() override { return true; }
    void writeCurrentValue() override {
        int32_t current_value = this->getValue();
        current_value = current_value == 0 ? 127 : current_value;
 
        // If affect-entire button held, do whole kit
        if (currentUIMode == UI_MODE_HOLDING_AFFECT_ENTIRE_IN_SOUND_EDITOR && soundEditor.editingKitRow()) {
 
            Kit* kit = getCurrentKit();
 
            for (Drum* thisDrum = kit->firstDrum; thisDrum != nullptr; thisDrum = thisDrum->next) {
                if (thisDrum->type == DrumType::SOUND) {
                    auto* soundDrum = static_cast<SoundDrum*>(thisDrum);
                    // Note: we need to apply the same filtering as stated in the isRelevant() function
                    if (soundDrum->polyphonic == PolyphonyMode::POLY) {
                        soundDrum->maxVoiceCount = current_value;
                    }
                }
            }
        }
        // Or, the normal case of just one sound
        else {
            soundEditor.currentSound->maxVoiceCount = current_value;
        }
    }
    [[nodiscard]] int32_t getMinValue() const override { return 0; }
    [[nodiscard]] int32_t getMaxValue() const override { return 16; }
    [[nodiscard]] NumberStyle getNumberStyle() const override { return NUMBER; }
 
    bool isRelevant(ModControllableAudio* modControllable, int32_t whichThing) override {
        Sound* sound = static_cast<Sound*>(modControllable);
        return (sound->polyphonic == PolyphonyMode::POLY);
    }
 
    void getColumnLabel(StringBuf& label) override {
        label.append(deluge::l10n::get(l10n::String::STRING_FOR_MAX_VOICES_SHORT));
    }
 
    void getValueForPopup(StringBuf& valueBuf) override {
        if (const auto value = getValue(); value == 0) {
            valueBuf.append(l10n::get(l10n::String::STRING_FOR_OFF));
        }
        else {
            valueBuf.appendInt(value);
        }
    }
 
    void renderInHorizontalMenu(int32_t startX, int32_t width, int32_t startY, int32_t height) override {
        if (getValue() == 0) {
            const auto& icon = OLED::infinityIcon;
            const int32_t y = startY + (height - 8) / 2;
            const int32_t x = startX + (width - icon.size()) / 2;
            return OLED::main.drawGraphicMultiLine(icon.data(), x, y, icon.size());
        }
        IntegerWithOff::renderInHorizontalMenu(startX, width, startY, height);
    }
};
 
extern VoiceCount polyphonicVoiceCountMenu;
 
class PolyphonyType final : public Selection {
public:
    using Selection::Selection;
    void readCurrentValue() override { this->setValue(soundEditor.currentSound->polyphonic); }
    bool usesAffectEntire() override { return true; }
    void writeCurrentValue() override {
        auto current_value = this->getValue<PolyphonyMode>();
 
        // If affect-entire button held, do whole kit
        if (currentUIMode == UI_MODE_HOLDING_AFFECT_ENTIRE_IN_SOUND_EDITOR && soundEditor.editingKitRow()) {
 
            Kit* kit = getCurrentKit();
 
            for (Drum* thisDrum = kit->firstDrum; thisDrum != nullptr; thisDrum = thisDrum->next) {
                if (thisDrum->type == DrumType::SOUND) {
                    auto* soundDrum = static_cast<SoundDrum*>(thisDrum);
                    soundDrum->polyphonic = current_value;
                }
            }
        }
        // Or, the normal case of just one sound
        else {
            soundEditor.currentSound->polyphonic = current_value;
        }
    }
 
    deluge::vector<std::string_view> getOptions(OptType optType) override {
        (void)optType;
        deluge::vector<std::string_view> options = {
            l10n::getView(l10n::String::STRING_FOR_AUTO),
            l10n::getView(l10n::String::STRING_FOR_POLYPHONIC),
            l10n::getView(l10n::String::STRING_FOR_MONOPHONIC),
            l10n::getView(l10n::String::STRING_FOR_LEGATO),
        };
 
        if (soundEditor.editingKit()) {
            options.push_back(l10n::getView(l10n::String::STRING_FOR_CHOKE));
        }
        return options;
    }
    MenuItem* selectButtonPress() override {
        if (this->getValue<PolyphonyMode>() == PolyphonyMode::POLY) {
            return &polyphonicVoiceCountMenu;
        }
        return Selection::selectButtonPress();
    }
 
    void getColumnLabel(StringBuf& label) override {
        label.append(deluge::l10n::get(l10n::String::STRING_FOR_POLYPHONY_SHORT));
    }
};
} // namespace deluge::gui::menu_item::voice