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A themeable Look and Feel for java swing

There is a newer version: 3.0.2

/*
 * MIT License
 *
 * Copyright (c) 2020 Jannis Weis
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */
package com.github.weisj.darklaf.util;

import java.awt.*;
import java.awt.event.InputEvent;
import java.awt.geom.AffineTransform;
import java.beans.PropertyChangeEvent;
import java.util.Objects;

public class DarkSwingUtil {

    public static int setAltGraphMask(final int modifier) {
        return (modifier | InputEvent.ALT_GRAPH_DOWN_MASK);
    }

    public static boolean isScaleChanged(final PropertyChangeEvent ev) {
        return isScaleChanged(ev.getPropertyName(), ev.getOldValue(), ev.getNewValue());
    }

    public static boolean isScaleChanged(final String name, final Object oldValue, final Object newValue) {
        if (oldValue != newValue && "graphicsConfiguration".equals(name)) {
            GraphicsConfiguration newGC = (GraphicsConfiguration) oldValue;
            GraphicsConfiguration oldGC = (GraphicsConfiguration) newValue;
            AffineTransform newTx = newGC != null ? newGC.getDefaultTransform() : null;
            AffineTransform oldTx = oldGC != null ? oldGC.getDefaultTransform() : null;
            return !Objects.equals(newTx, oldTx);
        } else {
            return false;
        }
    }
}