rhythm.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/arpeggiator/midi_cv/arp_integer.h"
#include "gui/menu_item/value_scaling.h"
#include "gui/ui/sound_editor.h"
#include "hid/display/oled.h"
#include "model/song/song.h"
#include "modulation/arpeggiator_rhythms.h"
 
namespace deluge::gui::menu_item::arpeggiator::midi_cv {
 
using namespace hid::display;
 
class Rhythm final : public ArpNonSoundInteger {
public:
    using ArpNonSoundInteger::ArpNonSoundInteger;
    void readCurrentValue() override {
        this->setValue(computeCurrentValueForUnsignedMenuItem(soundEditor.currentArpSettings->rhythm));
    }
    void writeCurrentValue() override {
        int32_t value = computeFinalValueForUnsignedMenuItem(this->getValue());
        soundEditor.currentArpSettings->rhythm = value;
    }
 
    void drawValue() override { display->setScrollingText(arpRhythmPatternNames[this->getValue()]); }
 
    void drawInteger(int32_t textWidth, int32_t textHeight, int32_t yPixel) override {
        oled_canvas::Canvas& canvas = OLED::main;
 
        canvas.drawStringCentred(arpRhythmPatternNames[this->getValue()], yPixel + OLED_MAIN_TOPMOST_PIXEL, textWidth,
                                 textHeight);
    }
 
    void renderInHorizontalMenu(int32_t startX, int32_t width, int32_t startY, int32_t height) override {
        oled_canvas::Canvas& image = OLED::main;
 
        const auto value = this->getValue();
        const auto pattern = std::string_view(arpRhythmPatternNames[value]);
        if (value == 0) {
            return image.drawStringCentered(pattern.data(), startX, startY + 3, kTextSpacingX, kTextSpacingY, width);
        }
 
        constexpr int32_t paddingBetween = 2;
        const int32_t rhythmWidth = pattern.size() * kTextSpacingX + pattern.size() * paddingBetween;
 
        int32_t x = startX + (width - rhythmWidth) / 2 + 1;
        for (const char character : pattern) {
            image.drawChar(character == '0' ? 'X' : character, x, startY + 3, kTextSpacingX, kTextSpacingY);
            x += kTextSpacingX + paddingBetween;
        }
    }
 
protected:
    [[nodiscard]] int32_t getColumnSpan() const override { return 2; }
};
} // namespace deluge::gui::menu_item::arpeggiator::midi_cv