//
// $Id: ViewerApp.java,v 1.5 2001/08/15 00:10:58 mdb Exp $

package com.threerings.miso.viewer;

import java.awt.Frame;
import java.io.IOException;

import com.samskivert.swing.util.SwingUtil;
import com.samskivert.util.Config;

import com.threerings.miso.Log;
import com.threerings.miso.scene.xml.XMLFileSceneRepository;
import com.threerings.miso.tile.TileManager;
import com.threerings.miso.util.MisoUtil;
import com.threerings.miso.viewer.util.ViewerContext;

/**
 * The ViewerApp is a scene viewing application that allows for trying
 * out game scenes in a pseudo-runtime environment.
 */
public class ViewerApp
{
    /**
     * Construct and initialize the ViewerApp object.
     */
    public ViewerApp ()
    {
        // create and size the main application frame
	_frame = new ViewerFrame();
	_frame.setSize(WIDTH, HEIGHT);
  	SwingUtil.centerWindow(_frame);

	// create the handles on our various services
	_config = createConfig();
	_tilemgr = MisoUtil.createTileManager(_config, _frame);
	_screpo = MisoUtil.createSceneRepository(_config, _tilemgr);
	_ctx = new ViewerContextImpl();

    	// initialize the frame with the now-prepared context
	((ViewerFrame)_frame).init(_ctx);
    }

    /**
     * Create the config object that contains configuration parameters
     * for the application and other utilized packages.
     */
    protected Config createConfig ()
    {
	Config config = new Config();
	try {
            // load the miso config info
	    MisoUtil.bindProperties(config);

            // load the viewer-specific config info
            config.bindProperties("miso-viewer", "rsrc/config/miso/viewer");

	} catch (IOException ioe) {
	    Log.warning("Error loading config information [e=" + ioe + "].");
	}

	return config;
    }

    /**
     * The implementation of the ViewerContext interface that provides
     * handles to the config and manager objects that offer commonly used
     * services.
     */
    protected class ViewerContextImpl implements ViewerContext
    {
	public Config getConfig ()
	{
	    return _config;
	}

	public TileManager getTileManager ()
	{
	    return _tilemgr;
	}

        public XMLFileSceneRepository getSceneRepository ()
        {
            return _screpo;
        }
    }

    /**
     * Run the application.
     */
    public void run ()
    {
        _frame.show();
    }

    /**
     * Instantiate the application object and start it running.
     */
    public static void main (String[] args)
    {
	ViewerApp app = new ViewerApp();
        app.run();
    }

    /** The desired width and height for the main application window. */
    protected static final int WIDTH = 800;
    protected static final int HEIGHT = 622;

    /** The config object. */
    protected Config _config;

    /** The scene repository. */
    protected XMLFileSceneRepository _screpo;

    /** The tile manager object. */
    protected TileManager _tilemgr;

    /** The context object. */
    protected ViewerContext _ctx;

    /** The main application window. */
    protected Frame _frame;
}