pulse_width.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/formatted_title.h"
#include "gui/menu_item/source/patched_param.h"
#include "modulation/params/param_set.h"
#include "processing/sound/sound.h"
 
namespace deluge::gui::menu_item::osc {
class PulseWidth final : public source::PatchedParam, public FormattedTitle {
public:
    PulseWidth(l10n::String name, l10n::String title_format_str, int32_t newP, uint8_t source_id)
        : PatchedParam(name, newP, source_id), FormattedTitle(title_format_str, source_id + 1) {}
 
    [[nodiscard]] std::string_view getTitle() const override { return FormattedTitle::title(); }
 
    int32_t getFinalValue() override { return computeFinalValueForHalfPrecisionMenuItem(this->getValue()); }
 
    void readCurrentValue() override {
        this->setValue(computeCurrentValueForHalfPrecisionMenuItem(
            soundEditor.currentParamManager->getPatchedParamSet()->getValue(getP())));
    }
 
    bool isRelevant(ModControllableAudio* modControllable, int32_t whichThing) override {
        const auto sound = static_cast<Sound*>(modControllable);
        if (sound->getSynthMode() == SynthMode::FM) {
            return false;
        }
 
        const OscType oscType = sound->sources[source_id_].oscType;
        if (oscType == OscType::WAVETABLE) {
            auto& source = sound->sources[source_id_];
            return source.hasAtLeastOneAudioFileLoaded();
        }
 
        return oscType != OscType::SAMPLE && oscType != OscType::INPUT_L && oscType != OscType::INPUT_R
               && oscType != OscType::INPUT_STEREO;
    }
 
    void renderInHorizontalMenu(int32_t startX, int32_t width, int32_t startY, int32_t height) override {
        oled_canvas::Canvas& image = OLED::main;
 
        const float valueNormalized = getValue() / 50.0f;
 
        constexpr int32_t xPadding = 4;
        width -= xPadding * 2 + 1;
 
        int32_t xStart = startX + xPadding;
        int32_t xEnd = xStart + width;
        int32_t yStart = startY + 3;
        int32_t yEnd = startY + height - 5;
 
        int32_t pwMinX = xStart + 2;
        int32_t pwMaxX = xStart + width / 2;
        int32_t pwWidth = pwMaxX - pwMinX;
        int32_t pwX = pwMaxX - pwWidth * valueNormalized;
 
        image.drawVerticalLine(xStart, yStart, yEnd);
        image.drawHorizontalLine(yStart, xStart, pwX);
        image.drawVerticalLine(pwX, yStart, yEnd);
        image.drawHorizontalLine(yEnd, pwX, xEnd);
    }
};
 
} // namespace deluge::gui::menu_item::osc