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Classes and resources for developing Alchemist UIs

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/*
 * Copyright (C) 2010-2022, Danilo Pianini and contributors
 * listed, for each module, in the respective subproject's build.gradle.kts file.
 *
 * This file is part of Alchemist, and is distributed under the terms of the
 * GNU General Public License, with a linking exception,
 * as described in the file LICENSE in the Alchemist distribution's top directory.
 */
package it.unibo.alchemist.boundary.ui.api;

/**
 * A class that implements the IZoomManager interface is able to
 * convert the sliding of any physical/virtual device/control into a positive
 * double value that represents a zoom rate.
 * 

 */
public interface ZoomManager extends SlideInputManager {
    /**
     * Gets the zoom rate.
     * 
     * @return a double value representing the zoom rate
     */
    double getZoom();

    /**
     * Sets the zoom rate.
     * 
     * @param rate
     *            is the double value representing the zoom rate
     */
    void setZoom(double rate);
}