ScrollCommand.java

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/*
 * This file is part of JXClient, the Fullscreen Java Crossfire Client.
 *
 * JXClient 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 2 of the License, or
 * (at your option) any later version.
 *
 * JXClient 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 JXClient; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 *
 * Copyright (C) 2005-2008 Yann Chachkoff.
 * Copyright (C) 2006-2011 Andreas Kirschbaum.
 */

package com.realtime.crossfire.jxclient.gui.commands;

import com.realtime.crossfire.jxclient.gui.commandlist.GUICommand;
import com.realtime.crossfire.jxclient.gui.scrollable.GUIScrollable;
import org.jetbrains.annotations.NotNull;

public class ScrollCommand implements GUICommand {

    private final int distance;

    @NotNull
    private final GUIScrollable scrollable;

    public ScrollCommand(final int distance, @NotNull final GUIScrollable scrollable) {
        this.distance = distance;
        this.scrollable = scrollable;
    }

    @Override
    public boolean canExecute() {
        return scrollable.canScroll(distance);
    }

    @Override
    public void execute() {
        scrollable.scroll(distance);
    }

}