// $Id$
/*
 * WorldEdit
 * Copyright (C) 2010 sk89q <http://www.sk89q.com>
 *
 * This program 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 <http://www.gnu.org/licenses/>.
*/

package com.sk89q.worldedit.patterns;

import com.sk89q.worldedit.*;
import com.sk89q.worldedit.blocks.BaseBlock;

/**
 * Pattern that repeats the clipboard.
 *
 * @author sk89q
 */
public class ClipboardPattern implements Pattern {
    /**
     * Clipboard.
     */
    private CuboidClipboard clipboard;
    /**
     * Size of the clipboard.
     */
    private Vector size;

    /**
     * Construct the object.
     *
     * @param clipboard
     */
    public ClipboardPattern(CuboidClipboard clipboard) {
        this.clipboard = clipboard;
        this.size = clipboard.getSize();
    }

    /**
     * Get next block.
     *
     * @param pos
     * @return
     */
    public BaseBlock next(Vector pos) {
        return next(pos.getBlockX(), pos.getBlockY(), pos.getBlockZ());
    }

    /**
     * Get next block.
     *
     * @param x
     * @param y
     * @param z
     * @return
     */
    public BaseBlock next(int x, int y, int z) {
        int xp = Math.abs(x) % size.getBlockX();
        int yp = Math.abs(y) % size.getBlockY();
        int zp = Math.abs(z) % size.getBlockZ();

        return clipboard.getPoint(new Vector(xp, yp, zp));
    }
}