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 {
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 {
        deluge::hid::display::oled_canvas::Canvas& canvas = hid::display::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 {
        deluge::hid::display::oled_canvas::Canvas& image = deluge::hid::display::OLED::main;
 
        renderColumnLabel(startX, width, startY);
 
        // Render current value
 
        DEF_STACK_STRING_BUF(shortOpt, kShortStringBufferSize);
        if (soundEditor.editingKit() && !soundEditor.editingGateDrumRow()) {
            shortOpt.append(arpRhythmPatternNames[this->getValue()]);
        }
        else {
            char name[12];
            // Index:Name
            snprintf(name, sizeof(name), "%d: %s", this->getValue(), arpRhythmPatternNames[this->getValue()]);
            shortOpt.append(name);
        }
        int32_t pxLen;
        // Trim characters from the end until it fits.
        while ((pxLen = image.getStringWidthInPixels(shortOpt.c_str(), kTextSpacingY)) >= width) {
            shortOpt.truncate(shortOpt.size() - 1);
        }
        // Padding to center the string. If we can't center exactly, 1px right is better than 1px left.
        int32_t pad = (width + 1 - pxLen) / 2;
        image.drawString(shortOpt.c_str(), startX + pad, startY + kTextSpacingY + 2, kTextSpacingX, kTextSpacingY, 0,
                         startX + width - kTextSpacingX);
    }
};
} // namespace deluge::gui::menu_item::arpeggiator::midi_cv