#!/usr/bin/env python
# -*- coding: utf-8 -*-

###############################################################################
#  Copyright Kitware Inc.
#
#  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.
###############################################################################

from .base import TileSource


class DummyTileSource(TileSource):

    def __init__(self):
        super(DummyTileSource, self).__init__()
        self.tileSize = 0
        self.levels = 0

    def getTile(self, x, y, z):
        return ''

#!/usr/bin/env python
# -*- coding: utf-8 -*-

###############################################################################
#  Copyright Kitware Inc.
#
#  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.
###############################################################################

from .base import TileSource


class DummyTileSource(TileSource):

    def __init__(self, *args, **kwargs):
        super(DummyTileSource, self).__init__()
        self.tileSize = 0
        self.levels = 0

    def getTile(self, x, y, z):
        return ''

Allow the dummy tile source to be used as a fallback