# -*- coding: utf-8 -*-
#  Copyright 2011 Takeshi KOMIYA
#
#  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.

drawers = {}

try:
    from png import ImageDrawEx
    drawers['png'] = ImageDrawEx
except ImportError:
    pass

try:
    from svg import SVGImageDraw
    drawers['svg'] = SVGImageDraw
except RuntimeError:
    pass

try:
    from pdf import PDFImageDraw
    drawers['pdf'] = PDFImageDraw
except ImportError:
    pass


def create(format, filename, size, **kwargs):
    if format.lower() in drawers:
        return drawers[format.lower()](filename, size, **kwargs)
    else:
        return None
