#!/usr/bin/env python
# -*- coding: utf-8 -*-
#
# Copyright 2010 British Broadcasting Corporation and Kamaelia Contributors(1)
#
# (1) Kamaelia Contributors are listed in the AUTHORS file and at
#     http://www.kamaelia.org/AUTHORS - please extend this file,
#     not this notice.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# -------------------------------------------------------------------------
#

import Axon
import zlib
from Axon.Ipc import WaitComplete, producerFinished, shutdownMicroprocess
from Kamaelia.UI.PygameDisplay import PygameDisplay
import pygame
from datetime import datetime
from zipfile import ZipFile
import os

#from FileDialog import *
from Tkinter import *
from tkFileDialog import askopenfilename
from tkSimpleDialog import askstring
from tkMessageBox import *



try:
    import Image
except ImportError:
    print "WARNING: Python Imaging Library Not available, defaulting to bmp only mode"

class Canvas(Axon.Component.component):
    """\
    Canvas component - pygame surface that accepts drawing instructions
    """

    Inboxes =  { "inbox"   : "Receives drawing instructions",
                 "control" : "",
                 "fromDisplay"  : "For receiving replies from PygameDisplay service",
                 "eventsIn" : "For receiving PygameDisplay events",