package com.jotuntech.sketcher.client.command;

import java.lang.reflect.InvocationTargetException;
import java.nio.ByteBuffer;

import javax.swing.SwingUtilities;

import com.jotuntech.sketcher.client.Client;
import com.jotuntech.sketcher.client.Command;
import com.jotuntech.sketcher.client.Connection;
import com.jotuntech.sketcher.common.Canvas;
import com.jotuntech.sketcher.common.Log;
import com.jotuntech.sketcher.common.User;

public class CanvasCommand implements Command {
	protected int width, height;

	public CanvasCommand() {

	}

	public CanvasCommand(int width, int height) {
		this.width = width;
		this.height = height;
	}

	public int perform(final Client client, User user) {
		try {
			SwingUtilities.invokeAndWait(new Runnable() {
				public void run() {
					/** Create and set new canvas */
					client.setCanvas(new Canvas(width, height));
					Log.info("Created canvas.");
				}
			});
		} catch (InterruptedException e) {
			Log.error(e);
		} catch (InvocationTargetException e) {
			Log.error(e);
		}

		/** Return silently */
		return Connection.SEND_NONE;
	}

	public void decode(ByteBuffer in) {
		width = in.getInt();
		height = in.getInt();
	}

	public void encode(ByteBuffer out) {
		out.putInt(width);
		out.putInt(height);
	}

}