本文整理匯總了Python中core.gcmd.RunCommand類的典型用法代碼示例。如果您正苦於以下問題：Python RunCommand類的具體用法？Python RunCommand怎麽用？Python RunCommand使用的例子？那麽, 這裏精選的類代碼示例或許可以為您提供幫助。
在下文中一共展示了RunCommand類的15個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Python代碼示例。
示例1: ReprojectCoordinates
def ReprojectCoordinates(coord, projOut, projIn=None, flags=''):
"""Reproject coordinates
:param coord: coordinates given as tuple
:param projOut: output projection
:param projIn: input projection (use location projection settings)
:return: reprojected coordinates (returned as tuple)
"""
coors = RunCommand('m.proj',
flags=flags,
input='-',
proj_in=projIn,
proj_out=projOut,
sep=';',
stdin='%f;%f' % (coord[0], coord[1]),
read=True)
if coors:
coors = coors.split(';')
e = coors[0]
n = coors[1]
try:
proj = projOut.split(' ')[0].split('=')[1]
except IndexError:
proj = ''
if proj in ('ll', 'latlong', 'longlat') and 'd' not in flags:
return (proj, (e, n))
else:
try:
return (proj, (float(e), float(n)))
except ValueError:
return (None, None)
return (None, None)示例2: OnUninstall
def OnUninstall(self, event):
"""Uninstall selected extensions"""
eList = self._getSelectedExtensions()
if not eList:
return
for ext in eList:
files = RunCommand('g.extension', parent = self, read = True, quiet = True,
extension = ext, operation = 'remove').splitlines()
if len(files) > 10:
files = files[:10]
files.append('...')
dlg = wx.MessageDialog(parent = self,
message = _("List of files to be removed:\n%(files)s\n\n"
"Do you want really to remove <%(ext)s> extension?") % \
{ 'files' : os.linesep.join(files), 'ext' : ext },
caption = _("Remove extension"),
style = wx.YES_NO | wx.NO_DEFAULT | wx.ICON_QUESTION)
if dlg.ShowModal() == wx.ID_YES:
RunCommand('g.extension', flags = 'f', parent = self, quiet = True,
extension = ext, operation = 'remove')
self.extList.LoadData()
# update prompt
globalvar.UpdateGRASSAddOnCommands(eList)
toolboxesOutdated()示例3: OnConnect
def OnConnect(self, event):
"""!Button 'Connect' pressed"""
# 'r.in.wms -l' output changes depending on the parser used.
# the parsing below depends on the cleaner `xml2` version.
if not find_program('xml2'):
GError(_("The 'xml2' parser is required, please install it "
"first. You may also try running r.in.wms directly "
"from the command line."))
return
server = self.server.GetValue()
if not server:
self.btn_import.Enable(False)
return # not reachable
layers = {}
ret = RunCommand('r.in.wms',
quiet = True,
parent = self,
read = True,
flags = 'l',
mapserver = server)
if not ret:
self.list.LoadData()
self.btn_import.Enable(False)
return # no layers found
lastLayer = lastStyle = ''
for line in ret.splitlines():
try:
key, value = line.split(':', 1)
except ValueError:
continue
key = key.strip().lower()
value = value.strip()
if key == 'layer':
layers[value] = {}
lastLayer = value
elif key == 'title':
if lastLayer and 'title' not in layers[lastLayer]:
layers[lastLayer][key] = value.decode('utf8')
elif key == 'style':
if lastLayer:
if 'style' not in layers[lastLayer]:
layers[lastLayer]['style'] = {}
layers[lastLayer]['style'][value] = ''
lastStyle = value
elif key == 'style title':
if lastLayer:
layers[lastLayer]['style'][lastStyle] = value
# update list of layers
self.list.LoadData(layers)
if len(layers.keys()) > 0:
self.btn_import.Enable(True)
else:
self.btn_import.Enable(False)示例4: _projInfo
def _projInfo(self):
"""Return region projection and map units information
"""
projinfo = dict()
if not grass.find_program('g.proj', '--help'):
sys.exit(_("GRASS module '%s' not found. Unable to start map "
"display window.") % 'g.proj')
env = os.environ.copy()
if self.gisrc:
env['GISRC'] = self.gisrc
ret = RunCommand(prog='g.proj', read=True, flags='p', env=env)
if not ret:
return projinfo
for line in ret.splitlines():
if ':' in line:
key, val = map(lambda x: x.strip(), line.split(':'))
if key in ['units']:
val = val.lower()
projinfo[key] = val
elif "XY location (unprojected)" in line:
projinfo['proj'] = 'xy'
projinfo['units'] = ''
break
return projinfo示例5: GetTempfile
def GetTempfile(pref=None):
"""Creates GRASS temporary file using defined prefix.
.. todo::
Fix path on MS Windows/MSYS
:param pref: prefer the given path
:return: Path to file name (string) or None
"""
ret = RunCommand('g.tempfile',
read=True,
pid=os.getpid())
tempfile = ret.splitlines()[0].strip()
# FIXME
# ugly hack for MSYS (MS Windows)
if platform.system() == 'Windows':
tempfile = tempfile.replace("/", "\\")
try:
path, file = os.path.split(tempfile)
if pref:
return os.path.join(pref, file)
else:
return tempfile
except:
return None示例6: _getCategories
def _getCategories(self, coords, qdist):
"""Get layer/category pairs for all available
layers
:return: True line found or False if not found
"""
ret = RunCommand('v.what',
parent = self,
quiet = True,
map = self.vectorName,
east_north = '%f,%f' % \
(float(coords[0]), float(coords[1])),
distance = qdist)
if not ret:
return False
for item in ret.splitlines():
litem = item.lower()
if "id:" in litem: # get line id
self.line = int(item.split(':')[1].strip())
elif "layer:" in litem: # add layer
layer = int(item.split(':')[1].strip())
if layer not in self.cats.keys():
self.cats[layer] = []
elif "category:" in litem: # add category
self.cats[layer].append(int(item.split(':')[1].strip()))
return True示例7: GetListOfMapsets
def GetListOfMapsets(dbase, location, selectable=False):
"""Get list of mapsets in given GRASS location
:param dbase: GRASS database path
:param location: GRASS location
:param selectable: True to get list of selectable mapsets, otherwise all
:return: list of mapsets - sorted (PERMANENT first)
"""
listOfMapsets = list()
if selectable:
ret = RunCommand('g.mapset',
read=True,
flags='l',
location=location,
dbase=dbase)
if not ret:
return listOfMapsets
for line in ret.rstrip().splitlines():
listOfMapsets += line.split(' ')
else:
for mapset in glob.glob(os.path.join(dbase, location, "*")):
if os.path.isdir(mapset) and os.path.isfile(
os.path.join(dbase, location, mapset, "WIND")):
listOfMapsets.append(os.path.basename(mapset))
ListSortLower(listOfMapsets)
return listOfMapsets示例8: OnRun
def OnRun(self, event):
"""Import/Link data (each layes as separate vector map)"""
self.commandId = -1
data = self.list.GetLayers()
data = self._getLayersToReprojetion(2, 3)
if data is None:
return
if not data:
GMessage(_("No layers selected. Operation canceled."),
parent=self)
return
dsn = self.dsnInput.GetDsn()
ext = self.dsnInput.GetFormatExt()
for layer, output, listId in data:
userData = {}
if self.dsnInput.GetType() == 'dir':
idsn = os.path.join(dsn, layer)
else:
idsn = dsn
# check number of bands
nBandsStr = RunCommand('r.in.gdal',
flags='p',
input=idsn, read=True)
nBands = -1
if nBandsStr:
try:
nBands = int(nBandsStr.rstrip('\n'))
except:
pass
if nBands < 0:
GWarning(_("Unable to determine number of raster bands"),
parent=self)
nBands = 1
userData['nbands'] = nBands
cmd = self.getSettingsPageCmd()
cmd.append('input=%s' % dsn)
cmd.append('output=%s' % output)
if self.overwrite.IsChecked():
cmd.append('--overwrite')
if UserSettings.Get(group='cmd', key='overwrite',
subkey='enabled') and '--overwrite' not in cmd:
cmd.append('--overwrite')
# run in Layer Manager
self._giface.RunCmd(
cmd,
onDone=self.OnCmdDone,
userData=userData,
addLayer=False)示例9: GetColorTables
def GetColorTables():
"""Get list of color tables"""
ret = RunCommand('r.colors',
read=True,
flags='l')
if not ret:
return list()
return ret.splitlines()示例10: GroupSet
def GroupSet(self, group, subgroup):
kwargs = {}
if subgroup:
kwargs['subgroup'] = subgroup
res = RunCommand('i.group',
flags='g',
group=group,
read=True, **kwargs).strip()
if res.splitlines()[0]:
bands = res.splitlines()
self.scatt_mgr.SetBands(bands)示例11: CreateDatalist
def CreateDatalist(self, rpair):
"""Build a list of cell value, frequency pairs for histogram
frequency can be in cell counts, percents, or area
"""
datalist = []
if self.scattertype == "bubble":
freqflag = "cn"
else:
freqflag = "n"
try:
ret = RunCommand(
"r.stats",
parent=self,
input="%s,%s" % rpair,
flags=freqflag,
nsteps=self.bins,
sep=",",
quiet=True,
read=True,
)
if not ret:
return datalist
for line in ret.splitlines():
rast1, rast2 = line.strip().split(",")
rast1 = rast1.strip()
if "-" in rast1:
if rast1[0] == "-":
rast1 = "-" + rast1.split("-")[1]
else:
rast1 = rast1.split("-")[0]
rast2 = rast2.strip()
if "-" in rast2:
if rast2[0] == "-":
rast2 = "-" + rast2.split("-")[1]
else:
rast2 = rast2.split("-")[0]
rast1 = rast1.encode("ascii", "ignore")
rast2 = rast2.encode("ascii", "ignore")
datalist.append((rast1, rast2))
return datalist
except GException as e:
GError(parent=self, message=e.value)
return None示例12: CreateDatalist
def CreateDatalist(self, rpair):
"""Build a list of cell value, frequency pairs for histogram
frequency can be in cell counts, percents, or area
"""
datalist = []
if self.scattertype == 'bubble':
freqflag = 'cn'
else:
freqflag = 'n'
try:
ret = RunCommand("r.stats",
parent = self,
input = '%s,%s' % rpair,
flags = freqflag,
nsteps = self.bins,
sep = ',',
quiet = True,
read = True)
if not ret:
return datalist
for line in ret.splitlines():
rast1, rast2 = line.strip().split(',')
rast1 = rast1.strip()
if '-' in rast1:
if rast1[0] == '-':
rast1 = '-' + rast1.split('-')[1]
else:
rast1 = rast1.split('-')[0]
rast2 = rast2.strip()
if '-' in rast2:
if rast2[0] == '-':
rast2 = '-' + rast2.split('-')[1]
else:
rast2 = rast2.split('-')[0]
rast1 = rast1.encode('ascii', 'ignore')
rast2 = rast2.encode('ascii', 'ignore')
datalist.append((rast1,rast2))
return datalist
except GException as e:
GError(parent = self,
message = e.value)
return None示例13: GetGroupBands
def GetGroupBands(self, group, subgroup):
"""Get list of raster bands which are in the soubgroup of group with both having same name."""
kwargs = {}
if subgroup:
kwargs['subgroup'] = subgroup
res = RunCommand('i.group',
flags='g',
group=group,
read = True, **kwargs).strip()
bands = None
if res.split('\n')[0]:
bands = res.split('\n')
return bands示例14: CreateDatalist
def CreateDatalist(self, raster):
"""Build a list of cell value, frequency pairs for histogram
frequency can be in cell counts, percents, or area
"""
datalist = []
if self.histtype == 'count':
freqflag = 'cn'
if self.histtype == 'percent':
freqflag = 'pn'
if self.histtype == 'area':
freqflag = 'an'
try:
ret = RunCommand("r.stats",
parent=self,
input=raster,
flags=freqflag,
nsteps=self.bins,
sep=',',
quiet=True,
read=True)
if not ret:
return datalist
for line in ret.splitlines():
cellval, histval = line.strip().split(',')
histval = histval.strip()
if self.raster[raster]['datatype'] != 'CELL':
if cellval[0] == '-':
cellval = '-' + cellval.split('-')[1]
else:
cellval = cellval.split('-')[0]
if self.histtype == 'percent':
histval = histval.rstrip('%')
datalist.append((cellval, histval))
return datalist
except GException as e:
GError(parent=self,
message=e.value)
return None示例15: UpdateMapsets
def UpdateMapsets(self, location):
"""Update list of mapsets"""
self.FormerMapsetSelection = wx.NOT_FOUND # for non-selectable item
self.listOfMapsetsSelectable = list()
self.listOfMapsets = GetListOfMapsets(self.gisdbase, location)
self.lbmapsets.Clear()
# disable mapset with denied permission
locationName = os.path.basename(location)
ret = RunCommand('g.mapset',
read = True,
flags = 'l',
location = locationName,
gisdbase = self.gisdbase)
if ret:
for line in ret.splitlines():
self.listOfMapsetsSelectable += line.split(' ')
else:
RunCommand("g.gisenv",
set = "GISDBASE=%s" % self.gisdbase)
RunCommand("g.gisenv",
set = "LOCATION_NAME=%s" % locationName)
RunCommand("g.gisenv",
set = "MAPSET=PERMANENT")
# first run only
self.listOfMapsetsSelectable = copy.copy(self.listOfMapsets)
disabled = []
idx = 0
for mapset in self.listOfMapsets:
if mapset not in self.listOfMapsetsSelectable or \
os.path.isfile(os.path.join(self.gisdbase,
locationName,
mapset, ".gislock")):
disabled.append(idx)
idx += 1
self.lbmapsets.InsertItems(self.listOfMapsets, 0, disabled = disabled)
return self.listOfMapsets