//
// Nenya library - tools for developing networked games
// Copyright (C) 2002-2012 Three Rings Design, Inc., All Rights Reserved
// https://github.com/threerings/nenya
//
// This library 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 2.1 of the License, or
// (at your option) any later version.
//
// This library 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 this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA

package com.threerings.miso.tile;

import java.io.IOException;
import java.io.InputStream;

import com.samskivert.io.StreamUtil;

import com.threerings.util.CompiledConfig;

import com.threerings.resource.ResourceManager;

import com.threerings.media.image.ImageManager;
import com.threerings.media.tile.TileManager;

import static com.threerings.miso.Log.log;

/**
 * Extends the basic tile manager and provides support for automatically generating fringes in
 * between different types of base tiles in a scene.
 */
public class MisoTileManager extends TileManager
{
    /**
     * Creates a tile manager and provides it with a reference to the image manager from which it
     * will load tileset images.
     *
     * @param imgr the image manager via which the tile manager will decode and cache images.
     */
    public MisoTileManager (ResourceManager rmgr, ImageManager imgr)
    {
        super(imgr);

        // look for a fringe configuration in the appropriate place
        InputStream in = null;
        try {
            in = rmgr.getResource(FRINGE_CONFIG_PATH);
            FringeConfiguration config = (FringeConfiguration) CompiledConfig.loadConfig(in);

            // if we've found it, create our auto fringer with it
            _fringer = new AutoFringer(config, imgr, this);

        } catch (IOException ioe) {
            log.warning("Unable to load fringe configuration",
                "path", FRINGE_CONFIG_PATH, "error", ioe);

        } finally {
            StreamUtil.close(in);
        }
    }

    /**
     * Returns the auto fringer that has been configured for use by this tile manager. This will
     * only be valid if this tile manager has been provided with a miso tileset repository via
     * {@link TileManager#setTileSetRepository}.
     */
    public AutoFringer getAutoFringer ()
    {
        return _fringer;
    }

    /** The entity that performs the automatic fringe layer generation. */
    protected AutoFringer _fringer;

    /** The path (in the classpath) to the serialized fringe configuration. */
    protected static final String FRINGE_CONFIG_PATH = "config/miso/tile/fringeconf.dat";
}