def test_one(self):
tilestore = DictTileStore()
self.assertEqual(len(tilestore), 0)
tilestream = [
Tile(TileCoord(1, 0, 0), data='data'), None,
Tile(TileCoord(1, 0, 1), error=True)
]
tilestream = tilestore.put(tilestream)
tiles = list(tilestream)
self.assertEqual(len(tiles), 2)
self.assertEqual(tiles[0].tilecoord, TileCoord(1, 0, 0))
self.assertEqual(tiles[0].data, 'data')
self.assertEqual(tiles[1].tilecoord, TileCoord(1, 0, 1))
self.assertEqual(tiles[1].error, True)
self.assertTrue(Tile(TileCoord(1, 0, 0)) in tilestore)
self.assertTrue(Tile(TileCoord(1, 0, 1)) in tilestore)
tilestream = [Tile(TileCoord(1, 0, 0)), Tile(TileCoord(1, 0, 1))]
tilestream = tilestore.get(tilestream)
consume(tilestream, None)
tiles = list(tilestore.get_all())
self.assertEqual(len(tiles), 2)
self.assertEqual(tiles[0].tilecoord, TileCoord(1, 0, 0))
self.assertEqual(tiles[0].data, 'data')
self.assertEqual(tiles[1].tilecoord, TileCoord(1, 0, 1))
self.assertEqual(tiles[1].error, True)
tilestream = [Tile(TileCoord(1, 0, 0))]
tilestream = tilestore.delete(tilestream)
consume(tilestream, None)
tiles = list(tilestore.get_all())
self.assertEqual(len(tiles), 1)
self.assertFalse(Tile(TileCoord(1, 0, 0)) in tilestore)
self.assertTrue(Tile(TileCoord(1, 0, 1)) in tilestore)
def test_one(self):
tilestore = MBTilesTileStore(sqlite3.connect(':memory:'), content_type='image/png')
self.assertEqual(len(tilestore), 0)
tilestream = [Tile(TileCoord(1, 0, 0), data='data'), None, Tile(TileCoord(1, 0, 1), error=True)]
tilestream = tilestore.put(tilestream)
tiles = list(tilestream)
self.assertEqual(len(tilestore), 2)
self.assertEqual(len(tiles), 2)
self.assertEqual(tiles[0].tilecoord, TileCoord(1, 0, 0))
self.assertEqual(tiles[0].data, 'data')
self.assertEqual(tiles[1].tilecoord, TileCoord(1, 0, 1))
self.assertEqual(tiles[1].error, True)
self.assertTrue(Tile(TileCoord(1, 0, 0)) in tilestore)
self.assertTrue(Tile(TileCoord(1, 0, 1)) in tilestore)
tilestream = [Tile(TileCoord(1, 0, 0)), Tile(TileCoord(1, 0, 1))]
tilestream = tilestore.get(tilestream)
consume(tilestream, None)
self.assertEqual(tilestore.get_cheap_bounding_pyramid(), BoundingPyramid({1: (Bounds(0, 1), Bounds(0, 2))}))
self.assertEqual(len(tilestore), 2)
tiles = list(tilestore.list())
self.assertEqual(len(tiles), 2)
tiles = sorted(tilestore.get_all())
self.assertEqual(len(tiles), 2)
self.assertEqual(tiles[0].tilecoord, TileCoord(1, 0, 0))
self.assertEqual(str(tiles[0].data), 'data')
self.assertEqual(tiles[1].tilecoord, TileCoord(1, 0, 1))
self.assertEqual(tiles[1].data, None)
tilestream = [Tile(TileCoord(1, 0, 0))]
tilestream = tilestore.delete(tilestream)
consume(tilestream, None)
self.assertEqual(len(tilestore), 1)
tiles = list(tilestore.get_all())
self.assertEqual(len(tiles), 1)
self.assertFalse(Tile(TileCoord(1, 0, 0)) in tilestore)
self.assertTrue(Tile(TileCoord(1, 0, 1)) in tilestore)
def test_one(self):
tilestore = DictTileStore()
self.assertEqual(len(tilestore), 0)
tilestream = [Tile(TileCoord(1, 0, 0), data='data'), None, Tile(TileCoord(1, 0, 1), error=True)]
tilestream = tilestore.put(tilestream)
tiles = list(tilestream)
self.assertEqual(len(tiles), 2)
self.assertEqual(tiles[0].tilecoord, TileCoord(1, 0, 0))
self.assertEqual(tiles[0].data, 'data')
self.assertEqual(tiles[1].tilecoord, TileCoord(1, 0, 1))
self.assertEqual(tiles[1].error, True)
self.assertTrue(Tile(TileCoord(1, 0, 0)) in tilestore)
self.assertTrue(Tile(TileCoord(1, 0, 1)) in tilestore)
tilestream = [Tile(TileCoord(1, 0, 0)), Tile(TileCoord(1, 0, 1))]
tilestream = tilestore.get(tilestream)
consume(tilestream, None)
tiles = list(tilestore.get_all())
self.assertEqual(len(tiles), 2)
self.assertEqual(tiles[0].tilecoord, TileCoord(1, 0, 0))
self.assertEqual(tiles[0].data, 'data')
self.assertEqual(tiles[1].tilecoord, TileCoord(1, 0, 1))
self.assertEqual(tiles[1].error, True)
tilestream = [Tile(TileCoord(1, 0, 0))]
tilestream = tilestore.delete(tilestream)
consume(tilestream, None)
tiles = list(tilestore.get_all())
self.assertEqual(len(tiles), 1)
self.assertFalse(Tile(TileCoord(1, 0, 0)) in tilestore)
self.assertTrue(Tile(TileCoord(1, 0, 1)) in tilestore)
def main(argv):
# Create our RenderingTheWorld tile store that will manage the queue and subdivision.
# We pass it the function that decides whether a tile should be subdivided, and an initial tile.
rendering_the_world_tilestore = RenderingTheWorldTileStore(subdivide, seeds=(Tile(TileCoord(0, 0, 0)),))
# Start the tilestream by getting a list of all tiles to be generated.
tilestream = rendering_the_world_tilestore.list()
tilestream = imap(Logger(logger, logging.INFO, 'get %(tilecoord)s'), tilestream)
# Create the tile store that will generate our tiles, in this case it's a demo WMTS server at OpenGeo.
# Getting tiles from this store will either return the tile as a PNG file, or set an error on the tile if there are no features in this tile.
generate_tilestore = WMTSTileStore(
url='http://v2.suite.opengeo.org/geoserver/gwc/service/wmts/',
layer='medford:buildings',
style='_null',
format='image/png',
tile_matrix_set='EPSG:900913',
tile_matrix=lambda z: 'EPSG:900913:%d' % (z,))
tilestream = generate_tilestore.get(tilestream)
tilestream = imap(Logger(logger, logging.INFO, 'got %(tilecoord)s, error=%(error)s'), tilestream)
# Put the tile back into the RenderingTheWorld tile store. This check whether the tile should be subdivided, and, if so, adds the tile's children to the list of tiles to be generated.
tilestream = rendering_the_world_tilestore.put(tilestream)
# Get rid of tiles that returned an error (i.e. where there was no data).
tilestream = imap(DropErrors(), tilestream)
# Store the generated tiles in the output tile store, in our case a local MBTiles file.
output_tilestore = MBTilesTileStore(sqlite3.connect('medford_buildings.mbtiles'))
tilestream = output_tilestore.put(tilestream)
tilestream = imap(Logger(logger, logging.INFO, 'saved %(tilecoord)s'), tilestream)
# Go!
consume(tilestream, None)
def main(argv):
# Create our input and output TileStores
input_tilestore = TileStore.load('tiles.openstreetmap_org')
output_tilestore = TileStore.load('local.mbtiles')
# 1. Generate a list of tiles to download from a BoundingPyramid
# 4/8/5 is the root tile, corresponding to Central Europe
# +3/+1/+1 specifies up to zoom level 4 + 3 = 7 and an extent of one tile in the X and Y directions
bounding_pyramid = BoundingPyramid.from_string('4/8/5:+3/+1/+1')
bounding_pyramid_tilestore = BoundingPyramidTileStore(bounding_pyramid)
tilestream = bounding_pyramid_tilestore.list()
# 2. Filter out tiles that already downloaded
tilestream = (tile for tile in tilestream if not tile in output_tilestore)
# 3. Get the tile from openstreetmap.org
tilestream = input_tilestore.get(tilestream)
# 4. Save the tile to local.mbtiles
tilestream = output_tilestore.put(tilestream)
# 5. Log the fact that the tile was downloaded
tilestream = imap(Logger(logger, logging.INFO, 'downloaded %(tilecoord)s'), tilestream)
# Go!
consume(tilestream, None)
def test_one(self):
tilestore = MBTilesTileStore(sqlite3.connect(':memory:'),
content_type='image/png')
self.assertEqual(len(tilestore), 0)
tilestream = [
Tile(TileCoord(1, 0, 0), data='data'), None,
Tile(TileCoord(1, 0, 1), error=True)
]
tilestream = tilestore.put(tilestream)
tiles = list(tilestream)
self.assertEqual(len(tilestore), 2)
self.assertEqual(len(tiles), 2)
self.assertEqual(tiles[0].tilecoord, TileCoord(1, 0, 0))
self.assertEqual(tiles[0].data, 'data')
self.assertEqual(tiles[1].tilecoord, TileCoord(1, 0, 1))
self.assertEqual(tiles[1].error, True)
self.assertTrue(Tile(TileCoord(1, 0, 0)) in tilestore)
self.assertTrue(Tile(TileCoord(1, 0, 1)) in tilestore)
tilestream = [Tile(TileCoord(1, 0, 0)), Tile(TileCoord(1, 0, 1))]
tilestream = tilestore.get(tilestream)
consume(tilestream, None)
self.assertEqual(tilestore.get_cheap_bounding_pyramid(),
BoundingPyramid({1: (Bounds(0, 1), Bounds(0, 2))}))
self.assertEqual(len(tilestore), 2)
tiles = list(tilestore.list())
self.assertEqual(len(tiles), 2)
tiles = sorted(tilestore.get_all())
self.assertEqual(len(tiles), 2)
self.assertEqual(tiles[0].tilecoord, TileCoord(1, 0, 0))
self.assertEqual(str(tiles[0].data), 'data')
self.assertEqual(tiles[1].tilecoord, TileCoord(1, 0, 1))
self.assertEqual(tiles[1].data, None)
tilestream = [Tile(TileCoord(1, 0, 0))]
tilestream = tilestore.delete(tilestream)
consume(tilestream, None)
self.assertEqual(len(tilestore), 1)
tiles = list(tilestore.get_all())
self.assertEqual(len(tiles), 1)
self.assertFalse(Tile(TileCoord(1, 0, 0)) in tilestore)
self.assertTrue(Tile(TileCoord(1, 0, 1)) in tilestore)
