def get_provider(self, provider_name, access_token=None):
from bokeh.models.tiles import WMTSTileSource
if isinstance(provider_name, WMTSTileSource):
# This allows `get_provider(CARTODBPOSITRON)` to work
if provider_name.startswith("MAPBOX"):
if access_token is None:
raise ValueError("provide access token for MAPBOX tiles")
return WMTSTileSource(
url=provider_name.url + str(access_token),
attribution=provider_name.attribution,
)
selected_provider = provider_name.upper()
if selected_provider not in self.Vendors:
raise ValueError("Unknown tile provider %s" % provider_name)
url = self._SERVICE_URLS[selected_provider]
if selected_provider.startswith("MAPBOX"):
attribution = self._MAPBOX_ATTRIBUTION
if access_token is None:
raise ValueError("provide access token for MAPBOX tiles")
return WMTSTileSource(url=url + str(access_token),
attribution=attribution)
else:
raise ValueError("Can not retrieve attribution for %s" %
selected_provider)
def STAMEN_TERRAIN_RETINA(self):
from bokeh.models.tiles import WMTSTileSource
return WMTSTileSource(
url='http://tile.stamen.com/terrain/{Z}/{X}/{Y}@2x.png',
attribution=self._STAMEN_ATTRIBUTION %
'<a href="https://creativecommons.org/licenses/by-sa/3.0">CC BY SA</a>'
)
def build_previewer(service: MapService):
'''Helper function for creating a simple Bokeh figure with
a WMTS Tile Source.
Notes
-----
- if you don't supply height / width, stretch_both sizing_mode is used.
- supply an output_dir to write figure to disk.
'''
xmin, ymin, xmax, ymax = service.default_extent
p = figure(sizing_mode='stretch_both',
x_range=(xmin, xmax),
y_range=(ymin, ymax),
toolbar_location='above',
tools="pan,wheel_zoom,reset")
tile_provider = get_provider(STAMEN_TONER_BACKGROUND)
p.add_tile(tile_provider, alpha=.1)
p.background_fill_color = 'black'
p.grid.grid_line_alpha = 0
p.axis.visible = True
if service.service_type == 'tile':
tile_source = WMTSTileSource(url=service.client_url,
min_zoom=0,
max_zoom=15)
p.add_tile(tile_source, render_parents=False)
p.axis.visible = False
return p
def tile_previewer(full_extent,
tileset_url,
output_dir=None,
filename='index.html',
title='Datashader Tileset',
min_zoom=0,
max_zoom=40,
height=None,
width=None,
**kwargs):
'''Helper function for creating a simple Bokeh figure with
a WMTS Tile Source.
Notes
-----
- if you don't supply height / width, stretch_both sizing_mode is used.
- supply an output_dir to write figure to disk.
'''
try:
from bokeh.plotting import figure
from bokeh.models.tiles import WMTSTileSource
from bokeh.io import output_file, save
from os import path
except ImportError:
raise ImportError(
'conda install bokeh to enable creation of simple tile viewer')
if output_dir:
output_file(filename=path.join(output_dir, filename), title=title)
xmin, ymin, xmax, ymax = full_extent
if height and width:
p = figure(width=width,
height=height,
x_range=(xmin, xmax),
y_range=(ymin, ymax),
tools="pan,wheel_zoom,reset",
**kwargs)
else:
p = figure(sizing_mode='stretch_both',
x_range=(xmin, xmax),
y_range=(ymin, ymax),
tools="pan,wheel_zoom,reset",
**kwargs)
p.background_fill_color = 'black'
p.grid.grid_line_alpha = 0
p.axis.visible = True
tile_source = WMTSTileSource(url=tileset_url,
min_zoom=min_zoom,
max_zoom=max_zoom)
p.add_tile(tile_source, render_parents=False)
if output_dir:
save(p)
return p
def CARTODBPOSITRON(self):
from bokeh.util.deprecation import deprecated
deprecated(since_or_msg=(2, 0, 0),
old='CARTODBPOSITRON',
new='get_provider(Provider.CARTODBPOSITRON)')
from bokeh.models.tiles import WMTSTileSource
return WMTSTileSource(
url='https://tiles.basemaps.cartocdn.com/light_all/{z}/{x}/{y}.png',
attribution=self._CARTO_ATTRIBUTION)
def _init_bokeh_map(self):
lg.info('>> TS STATE: {}'.format(self.env.ts_state))
if self.env.ts_state is None: # this should not happen, I add it here just in case
self.env.ts_state = 'online' # I set online because I cannot run tile server from here
if self.env.ts_state == 'online':
tile_options = dict(url=ARGIS_TS)
else:
tile_options = dict(url=LOCAL_TS)
tile_source = WMTSTileSource(**tile_options)
range_padding = 0.30
# TODO: when a profile is selected, the range size is changed??
x_range = DataRange1d(range_padding=range_padding,
# range_padding_units='absolute',
)
y_range = DataRange1d(range_padding=range_padding,
# range_padding_units='absolute',
)
self.env.wmts_map = Figure(
plot_height=240,
plot_width=200,
output_backend=OUTPUT_BACKEND,
tools='',
toolbar_location='right',
x_axis_type='mercator', # to avoid weird axis numbers
y_axis_type='mercator',
y_axis_location='left',
x_range=x_range,
y_range=y_range,
border_fill_color=
'whitesmoke', # TODO: this should be declared on the yaml file
background_fill_color='whitesmoke')
self.env.wmts_map.axis.visible = True
self.env.wmts_map.add_tile(tile_source)
self.env.wmts_map_scatter = self.env.wmts_map.circle(
x='X_WMTS',
y='Y_WMTS',
size=4,
source=self.env.wmts_map_source,
# color='#00FF00',
# marker='circle', # value by default
line_color=None,
fill_color='#000e7a',
fill_alpha=1.0,
nonselection_line_color=None,
nonselection_fill_color='#000e7a',
nonselection_fill_alpha=1.0,
)
self.env.wmts_map_scatter.selection_glyph = Circle(
line_color=RED,
line_alpha=1.0,
fill_color='yellow',
)
def STAMEN_TONER_LABELS(self):
from bokeh.util.deprecation import deprecated
deprecated(since_or_msg=(2, 0, 0),
old='STAMEN_TONER_LABELS',
new='get_provider(Provider.STAMEN_TONER_LABELS)')
from bokeh.models.tiles import WMTSTileSource
return WMTSTileSource(
url='http://tile.stamen.com/toner-labels/{Z}/{X}/{Y}.png',
attribution=self._STAMEN_ATTRIBUTION %
'<a href="https://www.openstreetmap.org/copyright">ODbL</a>')
def STAMEN_TERRAIN_RETINA(self):
from bokeh.util.deprecation import deprecated
deprecated(since_or_msg=(2, 0, 0),
old='STAMEN_TERRAIN_RETINA',
new='get_provider(provider.STAMEN_TERRAIN_RETINA)')
from bokeh.models.tiles import WMTSTileSource
return WMTSTileSource(
url='http://tile.stamen.com/terrain/{Z}/{X}/{Y}@2x.png',
attribution=self._STAMEN_ATTRIBUTION %
'<a href="https://creativecommons.org/licenses/by-sa/3.0">CC BY SA</a>'
)
def _make_tile_provider(selected_provider):
url = selected_provider.value
if selected_provider.name.startswith('CARTO'):
attribution = _TileProvidersModule._CARTO_ATTRIBUTION
elif selected_provider.name.startswith('STAMEN'):
attribution = _TileProvidersModule._STAMEN_ATTRIBUTION
else:
raise ValueError('Can not retrieve attribution for {0}'.format(
selected_provider))
from bokeh.models.tiles import WMTSTileSource
return WMTSTileSource(url=url, attribution=attribution)
def plot_filtered(col, fdf, background = 'black', Toner=True, x_range = (1373757.1102773394, 1412506.1502695908), y_range = (7478418.9895278225, 7520786.118694777)):
"""
"""
p = base_plot(x_range = x_range, y_range = y_range)
if Toner:
url="http://tile.stamen.com/toner-background/{Z}/{X}/{Y}.png"
else:
url="https://server.arcgisonline.com/ArcGIS/rest/services/World_Imagery/MapServer/tile/{Z}/{Y}/{X}.png"
tile_renderer = p.add_tile(WMTSTileSource(url=url))
tile_renderer.alpha=1.0 if background == "black" else 0.15
return InteractiveImage(p, create_image_wrap(col, fdf, x_range = x_range, y_range = y_range))
def get_provider(self, provider_name):
from bokeh.models.tiles import WMTSTileSource
if isinstance(provider_name, WMTSTileSource):
# This allows `get_provider(CARTODBPOSITRON)` to work
return WMTSTileSource(url=provider_name.url,
attribution=provider_name.attribution)
selected_provider = provider_name.upper()
if selected_provider not in self.Vendors:
raise ValueError('Unknown tile provider %s' % provider_name)
url = self._SERVICE_URLS[selected_provider]
if selected_provider.startswith('CARTO'):
attribution = self._CARTO_ATTRIBUTION
elif selected_provider.startswith('STAMEN'):
attribution = self._STAMEN_ATTRIBUTION % self._STAMEN_ATTRIBUTION_URLS[
selected_provider]
else:
raise ValueError('Can not retrieve attribution for %s' %
selected_provider)
return WMTSTileSource(url=url, attribution=attribution)
def STAMEN_TONER_LABELS(self):
from bokeh.models.tiles import WMTSTileSource
return WMTSTileSource(
url='http://tile.stamen.com/toner-labels/{Z}/{X}/{Y}.png',
attribution=self._STAMEN_ATTRIBUTION %
'<a href="https://www.openstreetmap.org/copyright">ODbL</a>')
def CARTODBPOSITRON_RETINA(self):
from bokeh.models.tiles import WMTSTileSource
return WMTSTileSource(
url=
'https://tiles.basemaps.cartocdn.com/light_all/{z}/{x}/{y}@2x.png',
attribution=self._CARTO_ATTRIBUTION)
def nlmaps():
from bokeh.models.tiles import WMTSTileSource
return WMTSTileSource(attribution="© Copyright <a href='https://kadaster.nl/'>Kadaster</a>, Product by Marnix Ober. All rights reserved.", url="https://geodata.nationaalgeoregister.nl/tiles/service/wmts/brtachtergrondkaart/EPSG:3857/{Z}/{X}/{Y}.png")
def _get_tilesource(source='hikebike'):
src = TILE_SOURCES[source]
return WMTSTileSource(
url=src['url'],
attribution=src['attrib'],
)
