def __init__(self, name=None, workspace=None, source=None, schema=None):
if not workspace:
from geoscript.workspace import Memory
workspace = Memory()
name = name if name else schema.name if schema else Layer._newname()
if not source:
layer = None
try:
layer = workspace.get(name)
except KeyError:
pass
if not layer:
if schema:
layer = workspace.create(schema.name, schema.fields)
else:
layer = workspace.create(name)
source = layer._source
elif isinstance(source, FeatureCollection):
source = CollectionDelegatingFeatureSource(source)
self.workspace = workspace
self.schema = schema or feature.Schema(ft=source.schema)
self._source = source
# keep a crs local to allow the native crs to be overriden, or to
# provide a crs for layers that don't have one specified
self._proj = None
def __init__(self, name=None, workspace=None, fs=None, schema=None):
if not workspace:
from geoscript.workspace import Memory
workspace = Memory()
name = name or Layer._newname()
if not fs:
layer = None
try:
layer = workspace.get(name)
except KeyError:
pass
if not layer:
if schema:
layer = workspace.create(schema.name, schema.fields)
else:
layer = workspace.create(name)
fs = layer._source
self.workspace = workspace
self.schema = schema or feature.Schema(ft=fs.schema)
self._source = fs
# keep a crs local to allow the native crs to be overriden, or to
# provide a crs for layers that don't have one specified
self._proj = None
def __init__(self, name=None, workspace=None, source=None, schema=None):
if not workspace:
from geoscript.workspace import Memory
workspace = Memory()
name = name if name else schema.name if schema else Layer._newname()
if not source:
layer = None
try:
layer = workspace.get(name)
except KeyError:
pass
if not layer:
if schema:
layer = workspace.create(schema.name, schema.fields)
else:
layer = workspace.create(name)
source = layer._source
elif isinstance(source, FeatureCollection):
source = CollectionDelegatingFeatureSource(source)
self.workspace = workspace
self.schema = schema or feature.Schema(ft=source.schema)
self._source = source
# keep a crs local to allow the native crs to be overriden, or to
# provide a crs for layers that don't have one specified
self._proj = None
def __init__(self, name=None, workspace=None, fs=None, schema=None):
if not workspace:
from geoscript.workspace import Memory
workspace = Memory()
name = name or Layer._newname()
if not fs:
layer = None
try:
layer = workspace.get(name)
except KeyError:
pass
if not layer:
if schema:
layer = workspace.create(schema.name, schema.fields)
else:
layer = workspace.create(name)
fs = layer._source
self.workspace = workspace
self.schema = schema or feature.Schema(ft=fs.schema)
self._source = fs
# keep a crs local to allow the native crs to be overriden, or to
# provide a crs for layers that don't have one specified
self._proj = None
