def __init__(self, tile_json, urls_key="tiles", **kwargs):
# FIXME schema
# FIXME version 1.0.0 support
d = json.loads(tile_json)
assert "tiles" in d
assert isinstance(d["tiles"], list)
assert len(d["tiles"]) > 0
for key in self.KEYS:
kwargs.setdefault(key, d.get(key))
if "bounding_pyramid" not in kwargs:
zmin, zmax = d.get("minzoom", 0), d.get("maxzoom", 22)
if "bounds" in d:
lonmin, latmin, lonmax, latmax = d["bounds"]
bounding_pyramid = BoundingPyramid.from_wgs84(
zmin, zmax, lonmin, lonmax, latmin, latmax)
else:
bounding_pyramid = BoundingPyramid.full(zmin, zmax)
kwargs["bounding_pyramid"] = bounding_pyramid
urls = d[urls_key]
if "content_type" not in kwargs:
exts = set(
os.path.splitext(urlparse(url1).path)[1] for url1 in urls)
content_types = set(mimetypes.types_map.get(ext) for ext in exts)
assert len(content_types) == 1
kwargs["content_type"] = content_types.pop()
templates = [
re.sub(r"\{([xyz])\}", lambda m: "%({0!s})d".format(m.group(1)),
url2) for url2 in urls
]
tilelayouts = map(TemplateTileLayout, templates)
URLTileStore.__init__(self, tilelayouts, **kwargs)
def __init__(self, tile_json, urls_key='tiles', **kwargs):
# FIXME schema
# FIXME version 1.0.0 support
d = json.loads(tile_json)
assert 'tiles' in d
assert isinstance(d['tiles'], list)
assert len(d['tiles']) > 0
for key in self.KEYS:
kwargs.setdefault(key, d.get(key, None))
if 'bounding_pyramid' not in kwargs:
zmin, zmax = d.get('minzoom', 0), d.get('maxzoom', 22)
if 'bounds' in d:
lonmin, latmin, lonmax, latmax = d['bounds']
bounding_pyramid = BoundingPyramid.from_wgs84(zmin, zmax,
lonmin, lonmax,
latmin, latmax)
else:
bounding_pyramid = BoundingPyramid.full(zmin, zmax)
kwargs['bounding_pyramid'] = bounding_pyramid
urls = d[urls_key]
if 'content_type' not in kwargs:
exts = set(os.path.splitext(urlparse(url).path)[1] for url in urls)
content_types = set(mimetypes.types_map.get(ext) for ext in exts)
assert len(content_types) == 1
kwargs['content_type'] = content_types.pop()
templates = [re.sub(r'\{([xyz])\}', lambda m: '%%(%s)d' % m.group(1), url)
for url in urls]
tile_layouts = map(TemplateTileLayout, templates)
URLTileStore.__init__(self, tile_layouts, **kwargs)
def test_add(self):
bp = BoundingPyramid()
bp.add(TileCoord(1, 0, 0))
self.assertEqual(len(bp), 1)
self.assertTrue(TileCoord(1, 0, 0) in bp)
self.assertFalse(TileCoord(1, 0, 1) in bp)
self.assertFalse(TileCoord(1, 1, 0) in bp)
self.assertFalse(TileCoord(1, 1, 1) in bp)
self.assertEqual(list(bp), [TileCoord(1, 0, 0)])
def test_add(self):
bp = BoundingPyramid()
bp.add(TileCoord(1, 0, 0))
self.assertEqual(len(bp), 1)
self.assertTrue(TileCoord(1, 0, 0) in bp)
self.assertFalse(TileCoord(1, 0, 1) in bp)
self.assertFalse(TileCoord(1, 1, 0) in bp)
self.assertFalse(TileCoord(1, 1, 1) in bp)
self.assertEqual(list(bp), [TileCoord(1, 0, 0)])
def test_full(self):
bp = BoundingPyramid.full(1, 3)
self.assertRaises(KeyError, bp.zget, 0)
self.assertEqual(bp.zget(1), (Bounds(0, 2), Bounds(0, 2)))
self.assertEqual(bp.zget(2), (Bounds(0, 4), Bounds(0, 4)))
self.assertEqual(bp.zget(3), (Bounds(0, 8), Bounds(0, 8)))
self.assertRaises(KeyError, bp.zget, 4)
def test_full(self):
bp = BoundingPyramid.full(1, 3)
self.assertRaises(KeyError, bp.zget, 0)
self.assertEqual(bp.zget(1), (Bounds(0, 2), Bounds(0, 2)))
self.assertEqual(bp.zget(2), (Bounds(0, 4), Bounds(0, 4)))
self.assertEqual(bp.zget(3), (Bounds(0, 8), Bounds(0, 8)))
self.assertRaises(KeyError, bp.zget, 4)
def test_init_boundingpyramid(self):
ts = TileStore(
bounding_pyramid=BoundingPyramid.from_string('1/0/0:1/1'))
self.assertTrue(Tile(TileCoord(1, 0, 0)) in ts)
tiles = list(ts.list())
self.assertEqual(len(tiles), 1)
self.assertEqual(tiles[0].tilecoord, TileCoord(1, 0, 0))
def test_iterbottomup(self):
bp = BoundingPyramid()
bp.add(TileCoord(2, 1, 3))
bp.fill_up(0)
self.assertEqual(
list(bp.iterbottomup()), [TileCoord(2, 1, 3), TileCoord(1, 0, 1), TileCoord(0, 0, 0)]
)
def test_metatilecoords(self):
bp = BoundingPyramid.full(1, 2)
metatilecoords = bp.metatilecoords(2)
self.assertEqual(TileCoord(1, 0, 0, 2), next(metatilecoords))
self.assertEqual(TileCoord(2, 0, 0, 2), next(metatilecoords))
self.assertEqual(TileCoord(2, 0, 2, 2), next(metatilecoords))
self.assertEqual(TileCoord(2, 2, 0, 2), next(metatilecoords))
self.assertEqual(TileCoord(2, 2, 2, 2), next(metatilecoords))
self.assertRaises(StopIteration, next, metatilecoords)
def test_metatilecoords(self):
bp = BoundingPyramid.full(1, 2)
metatilecoords = bp.metatilecoords(2)
self.assertEqual(TileCoord(1, 0, 0, 2), next(metatilecoords))
self.assertEqual(TileCoord(2, 0, 0, 2), next(metatilecoords))
self.assertEqual(TileCoord(2, 0, 2, 2), next(metatilecoords))
self.assertEqual(TileCoord(2, 2, 0, 2), next(metatilecoords))
self.assertEqual(TileCoord(2, 2, 2, 2), next(metatilecoords))
self.assertRaises(StopIteration, next, metatilecoords)
def test_fill(self):
bp = BoundingPyramid()
bp.fill(xrange(0, 8), (572215.4395248143, 5684416.95917649, 1277662.36597472, 6145307.39552287))
self.assertEqual(bp.zget(0), (Bounds(0, 1), Bounds(0, 1)))
self.assertEqual(bp.zget(1), (Bounds(1, 2), Bounds(0, 1)))
self.assertEqual(bp.zget(2), (Bounds(2, 3), Bounds(1, 2)))
self.assertEqual(bp.zget(3), (Bounds(4, 5), Bounds(2, 3)))
self.assertEqual(bp.zget(4), (Bounds(8, 9), Bounds(5, 6)))
self.assertEqual(bp.zget(5), (Bounds(16, 18), Bounds(11, 12)))
self.assertEqual(bp.zget(6), (Bounds(32, 35), Bounds(22, 23)))
self.assertEqual(bp.zget(7), (Bounds(65, 69), Bounds(44, 46)))
def test_itertopdown(self) -> None:
bp = BoundingPyramid()
bp.add(TileCoord(2, 1, 3))
bp.fill_up(0)
self.assertEqual(
list(bp.itertopdown()),
[TileCoord(0, 0, 0),
TileCoord(1, 0, 1),
TileCoord(2, 1, 3)])
def test_empty(self) -> None:
ts = TileStore()
self.assertEqual(ts.bounding_pyramid, None)
self.assertEqual(ts.content_type, None)
self.assertEqual(len(ts), 0)
self.assertRaises(NotImplementedError, next, ts.delete((Tile(TileCoord(0, 0, 0)),)))
self.assertRaises(NotImplementedError, ts.delete_one, None)
self.assertEqual(ts.get_cheap_bounding_pyramid(), None)
self.assertRaises(NotImplementedError, next, ts.get((Tile(TileCoord(0, 0, 0)),)))
self.assertEqual(list(ts.get_all()), [])
self.assertRaises(NotImplementedError, ts.get_one, None)
self.assertEqual(list(ts.list()), [])
self.assertRaises(NotImplementedError, next, ts.put((Tile(TileCoord(0, 0, 0)),)))
self.assertRaises(NotImplementedError, ts.put_one, None)
self.assertFalse(None in ts)
self.assertEqual(ts.get_bounding_pyramid(), BoundingPyramid())
def __init__(self, z, bounds, file=None, **kwargs):
TileStore.__init__(self, **kwargs)
self.z = z
self.xbounds, self.ybounds = bounds
self.width = self.xbounds.stop - self.xbounds.start
self.height = self.ybounds.stop - self.ybounds.start
if "bounding_pyramid" not in kwargs:
self.bounding_pyramid = BoundingPyramid(
{self.z: (self.xbounds, self.ybounds)})
if file:
self.image = PIL.Image.open(file)
assert self.image.mode == "1"
assert self.image.size == (self.width, self.height)
else:
self.image = PIL.Image.new("1", (self.width, self.height))
self.pixels = self.image.load()
def main():
# 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 tile not 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 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=b'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, b'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(bytes(tiles[0].data), b'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 __init__(self,
z: int,
bounds: Tuple[Bounds, Bounds],
file: Optional[str] = None,
**kwargs: Any):
TileStore.__init__(self, **kwargs)
self.z = z
self.xbounds, self.ybounds = bounds
assert self.xbounds.start is not None
assert self.xbounds.stop is not None
assert self.ybounds.start is not None
assert self.ybounds.stop is not None
self.width = self.xbounds.stop - self.xbounds.start
self.height = self.ybounds.stop - self.ybounds.start
if "bounding_pyramid" not in kwargs:
self.bounding_pyramid = BoundingPyramid(
{self.z: (self.xbounds, self.ybounds)})
if file:
self.image = PIL.Image.open(file)
assert self.image.mode == "1"
assert self.image.size == (self.width, self.height)
else:
self.image = PIL.Image.new("1", (self.width, self.height))
self.pixels = self.image.load()
def __init__(self, bounding_pyramid=None, **kwargs):
TileStore.__init__(self, **kwargs)
self.bounding_pyramid = bounding_pyramid or BoundingPyramid()
def get_cheap_bounding_pyramid(self):
bounds = {}
for z, xstart, xstop, ystart, ystop in query(
self.connection, self.BOUNDING_PYRAMID_SQL):
bounds[z] = (Bounds(xstart, xstop), Bounds(ystart, ystop))
return BoundingPyramid(bounds)
def test_from_string_up(self):
bp = BoundingPyramid.from_string('2/1/3:0/2/4')
self.assertEqual(bp.zget(0), (Bounds(0, 1), Bounds(0, 1)))
self.assertEqual(bp.zget(1), (Bounds(0, 1), Bounds(1, 2)))
self.assertEqual(bp.zget(2), (Bounds(1, 2), Bounds(3, 4)))
self.assertRaises(KeyError, bp.zget, 3)
def init_tilecoords(self, layer):
resolutions = layer['grid_ref']['resolutions']
if self.options.time is not None and self.options.zoom is None:
if 'min_resolution_seed' in layer: # pragma: no cover
self.options.zoom = [
resolutions.index(layer['min_resolution_seed'])
]
else:
self.options.zoom = [len(resolutions) - 1]
if self.options.zoom is not None:
zoom_max = len(resolutions) - 1
for zoom in self.options.zoom:
if zoom > zoom_max:
logger.warning(
"zoom %i is greater than the maximum zoom %i"
" of grid %s of layer %s, ignored." %
(zoom, zoom_max, layer['grid'], layer['name']))
self.options.zoom = [z for z in self.options.zoom if z <= zoom_max]
if 'min_resolution_seed' in layer:
if self.options.zoom is None:
self.options.zoom = []
for z, resolution in enumerate(resolutions):
if resolution >= layer['min_resolution_seed']:
self.options.zoom.append(z)
else:
for zoom in self.options.zoom:
resolution = resolutions[zoom]
if resolution < layer['min_resolution_seed']:
logger.warning(
"zoom %i corresponds to resolution %s is smaller"
" than the 'min_resolution_seed' %s of layer %s, ignored."
% (zoom, resolution, layer['min_resolution_seed'],
layer['name']))
self.options.zoom = [
z for z in self.options.zoom
if resolutions[z] >= layer['min_resolution_seed']
]
if self.options.zoom is None:
self.options.zoom = [z for z, r in enumerate(resolutions)]
# fill the bounding pyramid
tilegrid = layer['grid_ref']['obj']
bounding_pyramid = BoundingPyramid(tilegrid=tilegrid)
for zoom in self.options.zoom:
if zoom in self.geoms:
extent = self.geoms[zoom].bounds
if len(extent) == 0:
logger.warning("bounds empty for zoom {}".format(zoom))
else:
minx, miny, maxx, maxy = extent
px_buffer = layer['px_buffer']
m_buffer = px_buffer * resolutions[zoom]
minx -= m_buffer
miny -= m_buffer
maxx += m_buffer
maxy += m_buffer
bounding_pyramid.add(
tilegrid.tilecoord(
zoom,
max(minx, tilegrid.max_extent[0]),
max(miny, tilegrid.max_extent[1]),
))
bounding_pyramid.add(
tilegrid.tilecoord(
zoom,
min(maxx, tilegrid.max_extent[2]),
min(maxy, tilegrid.max_extent[3]),
))
if layer.get('meta', False):
self.set_tilecoords(
bounding_pyramid.metatilecoords(layer['meta_size']), layer)
else:
self.set_tilecoords(bounding_pyramid, layer)
def test_hash_metatile(self):
bp = BoundingPyramid({4: (Bounds(0, 16), Bounds(0, 16))})
metatilecoords = list(bp.metatilecoords(2))
hashes = map(hash, metatilecoords)
self.assertEqual(len(metatilecoords), len(set(hashes)))
def test_init_boundingpyramid(self):
ts = TileStore(bounding_pyramid=BoundingPyramid.from_string('1/0/0:1/1'))
self.assertTrue(Tile(TileCoord(1, 0, 0)) in ts)
tiles = list(ts.list())
self.assertEqual(len(tiles), 1)
self.assertEqual(tiles[0].tilecoord, TileCoord(1, 0, 0))
def test_from_string_relative(self):
bp = BoundingPyramid.from_string('2/1/3:+1/+1/+1')
self.assertRaises(KeyError, bp.zget, 1)
self.assertEqual(bp.zget(2), (Bounds(1, 2), Bounds(3, 4)))
self.assertEqual(bp.zget(3), (Bounds(2, 4), Bounds(6, 8)))
self.assertRaises(KeyError, bp.zget, 4)
def test_zs(self):
bp = BoundingPyramid()
bp.add(TileCoord(2, 1, 3))
bp.fill_up(0)
self.assertEqual(sorted(bp.zs()), [0, 1, 2])
def __init__(self,
bounding_pyramid: Optional[BoundingPyramid] = None,
**kwargs: Any):
TileStore.__init__(self, **kwargs)
self.bounding_pyramid = bounding_pyramid or BoundingPyramid()
def test_eq(self):
self.assertEqual(BoundingPyramid(), BoundingPyramid())
self.assertEqual(BoundingPyramid({5: (Bounds(2, 5), Bounds(6, 15))}),
BoundingPyramid({5: (Bounds(2, 5), Bounds(6, 15))}))
def test_filldown(self):
bp = BoundingPyramid()
bp.add(TileCoord(1, 1, 0))
bp.filldown(3)
self.assertEqual(bp.zget(2), (Bounds(2, 4), Bounds(0, 2)))
self.assertEqual(bp.zget(3), (Bounds(4, 8), Bounds(0, 4)))
def init_tilecoords(self, layer):
resolutions = layer['grid_ref']['resolutions']
if self.options.time is not None and self.options.zoom is None:
if 'min_resolution_seed' in layer: # pragma: no cover
self.options.zoom = [resolutions.index(
layer['min_resolution_seed']
)]
else:
self.options.zoom = [len(resolutions) - 1]
if self.options.zoom is not None:
zoom_max = len(resolutions) - 1
for zoom in self.options.zoom:
if zoom > zoom_max:
logger.warning(
"zoom %i is greater than the maximum zoom %i"
" of grid %s of layer %s, ignored." % (
zoom, zoom_max, layer['grid'], layer['name']
)
)
self.options.zoom = [z for z in self.options.zoom if z <= zoom_max]
if 'min_resolution_seed' in layer:
if self.options.zoom is None:
self.options.zoom = []
for z, resolution in enumerate(resolutions):
if resolution >= layer['min_resolution_seed']:
self.options.zoom.append(z)
else:
for zoom in self.options.zoom:
resolution = resolutions[zoom]
if resolution < layer['min_resolution_seed']:
logger.warning(
"zoom %i corresponds to resolution %s is smaller"
" than the 'min_resolution_seed' %s of layer %s, ignored." %
(
zoom, resolution, layer['min_resolution_seed'], layer['name']
)
)
self.options.zoom = [
z for z in self.options.zoom if
resolutions[z] >= layer['min_resolution_seed']
]
if self.options.zoom is None:
self.options.zoom = [z for z, r in enumerate(resolutions)]
# fill the bounding pyramid
tilegrid = layer['grid_ref']['obj']
bounding_pyramid = BoundingPyramid(tilegrid=tilegrid)
for zoom in self.options.zoom:
if zoom in self.geoms:
extent = self.geoms[zoom].bounds
if len(extent) == 0:
logger.warning("bounds empty for zoom {}".format(zoom))
else:
minx, miny, maxx, maxy = extent
px_buffer = layer['px_buffer']
m_buffer = px_buffer * resolutions[zoom]
minx -= m_buffer
miny -= m_buffer
maxx += m_buffer
maxy += m_buffer
bounding_pyramid.add(tilegrid.tilecoord(
zoom,
max(minx, tilegrid.max_extent[0]),
max(miny, tilegrid.max_extent[1]),
))
bounding_pyramid.add(tilegrid.tilecoord(
zoom,
min(maxx, tilegrid.max_extent[2]),
min(maxy, tilegrid.max_extent[3]),
))
if layer.get('meta', False):
self.set_tilecoords(bounding_pyramid.metatilecoords(layer['meta_size']), layer)
else:
self.set_tilecoords(bounding_pyramid, layer)
def test_from_string_up(self):
bp = BoundingPyramid.from_string('2/1/3:0/2/4')
self.assertEqual(bp.zget(0), (Bounds(0, 1), Bounds(0, 1)))
self.assertEqual(bp.zget(1), (Bounds(0, 1), Bounds(1, 2)))
self.assertEqual(bp.zget(2), (Bounds(1, 2), Bounds(3, 4)))
self.assertRaises(KeyError, bp.zget, 3)
def test_from_string_one_level(self):
bp = BoundingPyramid.from_string('5/9/13:12/15')
self.assertRaises(KeyError, bp.zget, 4)
self.assertEqual(bp.zget(5), (Bounds(9, 12), Bounds(13, 15)))
self.assertRaises(KeyError, bp.zget, 6)
def test_fill_down(self):
bp = BoundingPyramid()
bp.add(TileCoord(1, 1, 0))
bp.fill_down(3)
self.assertEqual(bp.zget(2), (Bounds(2, 4), Bounds(0, 2)))
self.assertEqual(bp.zget(3), (Bounds(4, 8), Bounds(0, 4)))
def test_iterbottomup(self):
bp = BoundingPyramid()
bp.add(TileCoord(2, 1, 3))
bp.fill_up(0)
self.assertEqual(list(bp.iterbottomup()), [TileCoord(2, 1, 3), TileCoord(1, 0, 1), TileCoord(0, 0, 0)])
def test_fillup(self):
bp = BoundingPyramid()
bp.add(TileCoord(2, 1, 3))
bp.fillup(0)
self.assertEqual(bp.zget(1), (Bounds(0, 1), Bounds(1, 2)))
self.assertEqual(bp.zget(0), (Bounds(0, 1), Bounds(0, 1)))
def test_ziter(self):
bp = BoundingPyramid()
bp.add(TileCoord(2, 1, 3))
bp.fill_up(0)
self.assertEqual(list(bp.ziter(1)), [TileCoord(1, 0, 1)])
def test_fill_up2(self):
bp = BoundingPyramid({1: (Bounds(0, 2), Bounds(1, 2))})
bp.add(TileCoord(2, 1, 3))
bp.fill_up(0)
self.assertEqual(bp.zget(1), (Bounds(0, 2), Bounds(1, 2)))
self.assertEqual(bp.zget(0), (Bounds(0, 1), Bounds(0, 1)))
def test_itertopdown(self):
bp = BoundingPyramid()
bp.add(TileCoord(2, 1, 3))
bp.fillup(0)
self.assertEqual(list(bp.itertopdown()), [TileCoord(0, 0, 0), TileCoord(1, 0, 1), TileCoord(2, 1, 3)])
def test_empty(self):
bp = BoundingPyramid()
self.assertEqual(len(bp), 0)
self.assertFalse(TileCoord(0, 0, 0) in bp)
self.assertRaises(StopIteration, next, iter(bp))
def test_ziter(self):
bp = BoundingPyramid()
bp.add(TileCoord(2, 1, 3))
bp.fillup(0)
self.assertEqual(list(bp.ziter(1)), [TileCoord(1, 0, 1)])
def test_from_string_star(self):
bp = BoundingPyramid.from_string('0/0/0:2/*/*')
self.assertEqual(bp.zget(0), (Bounds(0, 1), Bounds(0, 1)))
self.assertEqual(bp.zget(1), (Bounds(0, 2), Bounds(0, 2)))
self.assertEqual(bp.zget(2), (Bounds(0, 4), Bounds(0, 4)))
self.assertRaises(KeyError, bp.zget, 3)
def test_zs(self):
bp = BoundingPyramid()
bp.add(TileCoord(2, 1, 3))
bp.fillup(0)
self.assertEqual(sorted(bp.zs()), [0, 1, 2])
def test_from_string_one_level(self):
bp = BoundingPyramid.from_string('5/9/13:12/15')
self.assertRaises(KeyError, bp.zget, 4)
self.assertEqual(bp.zget(5), (Bounds(9, 12), Bounds(13, 15)))
self.assertRaises(KeyError, bp.zget, 6)
def test_from_string_star(self):
bp = BoundingPyramid.from_string('0/0/0:2/*/*')
self.assertEqual(bp.zget(0), (Bounds(0, 1), Bounds(0, 1)))
self.assertEqual(bp.zget(1), (Bounds(0, 2), Bounds(0, 2)))
self.assertEqual(bp.zget(2), (Bounds(0, 4), Bounds(0, 4)))
self.assertRaises(KeyError, bp.zget, 3)
def test_from_string_relative(self):
bp = BoundingPyramid.from_string('2/1/3:+1/+1/+1')
self.assertRaises(KeyError, bp.zget, 1)
self.assertEqual(bp.zget(2), (Bounds(1, 2), Bounds(3, 4)))
self.assertEqual(bp.zget(3), (Bounds(2, 4), Bounds(6, 8)))
self.assertRaises(KeyError, bp.zget, 4)
def test_hash_metatile(self):
bp = BoundingPyramid({4: (Bounds(0, 16), Bounds(0, 16))})
metatilecoords = list(bp.metatilecoords(2))
hashes = map(hash, metatilecoords)
self.assertEqual(len(metatilecoords), len(set(hashes)))
