63 lines
1.9 KiB
Python
63 lines
1.9 KiB
Python
from tclCommands.TclCommand import TclCommand
|
|
|
|
import collections
|
|
|
|
|
|
class TclCommandGeoUnion(TclCommand):
|
|
"""
|
|
Tcl shell command to run a union (addition) operation on the
|
|
components of a geometry object.
|
|
|
|
example:
|
|
|
|
"""
|
|
|
|
# List of all command aliases, to be able use old names for backward compatibility (add_poly, add_polygon)
|
|
aliases = ['geo_union']
|
|
|
|
description = '%s %s' % ("--", "Run the Union (join) geometry operation on the elements of a Geometry object.")
|
|
|
|
# Dictionary of types from Tcl command, needs to be ordered
|
|
arg_names = collections.OrderedDict([
|
|
('name', str),
|
|
])
|
|
|
|
# Dictionary of types from Tcl command, needs to be ordered , this is for options like -optionname value
|
|
option_types = collections.OrderedDict([
|
|
|
|
])
|
|
|
|
# array of mandatory options for current Tcl command: required = {'name','outname'}
|
|
required = ['name']
|
|
|
|
# structured help for current command, args needs to be ordered
|
|
help = {
|
|
'main': ('Runs a union operation (addition) on the components '
|
|
'of the geometry object. For example, if it contains '
|
|
'2 intersecting polygons, this operation adds them into'
|
|
'a single larger polygon.'),
|
|
'args': collections.OrderedDict([
|
|
('name', 'Name of the Geometry Object that contain the components to be joined. Required.'),
|
|
]),
|
|
'examples': ['geo_union target_geo']
|
|
}
|
|
|
|
def execute(self, args, unnamed_args):
|
|
"""
|
|
|
|
:param args:
|
|
:param unnamed_args:
|
|
:return:
|
|
"""
|
|
|
|
obj_name = args['name']
|
|
|
|
try:
|
|
obj = self.app.collection.get_by_name(str(obj_name))
|
|
except Exception:
|
|
return "Could not retrieve object: %s" % obj_name
|
|
if obj is None:
|
|
return "Object not found: %s" % obj_name
|
|
|
|
obj.union()
|