velocity.h

/*
 * Copyright © 2016-2024 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 "gui/ui/keyboard/column_controls/control_column.h"
 
namespace deluge::gui::ui::keyboard::controls {
 
class VelocityColumn : public ControlColumn {
public:
    explicit VelocityColumn(uint8_t velocity)
        : vDisplay(velocity << kVelModShift), storedVelocity(velocity << kVelModShift) {};
 
    void renderColumn(RGB image[][kDisplayWidth + kSideBarWidth], int32_t column, KeyboardLayout* layout) override;
    bool handleVerticalEncoder(int8_t pad, int32_t offset) override;
    void handleLeavingColumn(ModelStackWithTimelineCounter* modelStackWithTimelineCounter,
                             KeyboardLayout* layout) override;
    void handlePad(ModelStackWithTimelineCounter* modelStackWithTimelineCounter, PressedPad pad,
                   KeyboardLayout* layout) override;
 
private:
    // use higher precision internally so that scaling and stepping is cleaner
    uint32_t velocityMax = 127 << kVelModShift;
    uint32_t velocityMin = 15 << kVelModShift;
    uint32_t velocityStep = (velocityMax - velocityMin) / 7;
    uint32_t storedVelocity;
    uint32_t vDisplay;
};
 
} // namespace deluge::gui::ui::keyboard::controls