/*
 * Copyright 2015-2016 Cel Skeggs
 *
 * This file is part of the CCRE, the Common Chicken Runtime Engine.
 *
 * The CCRE is free software: you can redistribute it and/or modify it under the
 * terms of the GNU Lesser General Public License as published by the Free
 * Software Foundation, either version 3 of the License, or (at your option) any
 * later version.
 *
 * The CCRE 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 Lesser General Public License for more
 * details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with the CCRE.  If not, see <http://www.gnu.org/licenses/>.
 */
package ccre.ctrl;

import ccre.channel.BooleanInput;
import ccre.channel.FloatInput;
import ccre.channel.FloatOutput;

/**
 * A Joystick that has nothing pressed and all axes as zero.
 *
 * @author skeggsc
 */
public class NullJoystick implements Joystick {

    @Override
    public BooleanInput button(int btn) {
        return BooleanInput.alwaysFalse;
    }

    @Override
    public FloatInput axis(int axis) {
        return FloatInput.zero;
    }

    @Override
    public BooleanInput isPOV(int direction) {
        return BooleanInput.alwaysFalse;
    }

    @Override
    public FloatOutput rumble(boolean right) {
        return FloatOutput.ignored;
    }
}