本文整理汇总了Python中qgis.PyQt.QtCore.QDate类的典型用法代码示例。如果您正苦于以下问题：Python QDate类的具体用法？Python QDate怎么用？Python QDate使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
在下文中一共展示了QDate类的9个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: test_value_date
def test_value_date(self):
test_property = DateProperty(
'test name',
QDate.currentDate(),
'gco:Date'
)
test_property.value = QDate.fromString('2015-06-07')
with self.assertRaises(TypeError):
test_property.value = 20150607示例2: _getXYvalues
def _getXYvalues(self, ts_layer, dateField, valueField):
# utility function used to get the X and Y values
x, y = [], []
# get indexes of date (x) and value (y) fields
dateIdx, valueIdx = None, None
for idx, fld in enumerate(ts_layer.dataProvider().fields()):
if fld.name().lower() == dateField:
dateIdx = idx
elif fld.name().lower() == valueField:
valueIdx = idx
if dateIdx is None or valueIdx is None:
QgsMessageLog.logMessage("field %s -> index %s, field %s -> index %s. Exiting" % (dateField, dateIdx, valueField, valueIdx), "PSTimeSeriesViewer")
return
# fetch and loop through all the features
request = QgsFeatureRequest()
request.setSubsetOfAttributes([dateIdx, valueIdx])
for f in ts_layer.getFeatures( request ):
# get x and y values
a = f.attributes()
x.append( QDate.fromString( a[ dateIdx ], "yyyyMMdd" ).toPyDate() )
y.append( float(a[ valueIdx ]) )
return x, y示例3: evaluation_test
def evaluation_test(self, layout, label):
# $CURRENT_DATE evaluation
label.setText("__$CURRENT_DATE__")
assert label.currentText() == ("__" + QDate.currentDate().toString() + "__")
# $CURRENT_DATE() evaluation
label.setText("__$CURRENT_DATE(dd)(ok)__")
expected = "__" + QDateTime.currentDateTime().toString("dd") + "(ok)__"
assert label.currentText() == expected
# $CURRENT_DATE() evaluation (inside an expression)
label.setText("__[%$CURRENT_DATE(dd) + 1%](ok)__")
dd = QDate.currentDate().day()
expected = "__%d(ok)__" % (dd + 1)
assert label.currentText() == expected
# expression evaluation (without associated feature)
label.setText("__[%\"NAME_1\"%][%21*2%]__")
assert label.currentText() == "__[NAME_1]42__"示例4: testDefaultValues
def testDefaultValues(self):
""" test detection of defaults on OGR layer """
tmpfile = os.path.join(self.basetestpath, 'testDefaults.sqlite')
ds = ogr.GetDriverByName('SQLite').CreateDataSource(tmpfile)
lyr = ds.CreateLayer('test', geom_type=ogr.wkbPoint, options=['FID=fid'])
lyr.CreateField(ogr.FieldDefn('field1', ogr.OFTInteger))
fld2 = ogr.FieldDefn('field2', ogr.OFTInteger)
fld2.SetDefault('5')
lyr.CreateField(fld2)
fld3 = ogr.FieldDefn('field3', ogr.OFTString)
fld3.SetDefault("'some ''default'")
lyr.CreateField(fld3)
fld4 = ogr.FieldDefn('field4', ogr.OFTDate)
fld4.SetDefault("CURRENT_DATE")
lyr.CreateField(fld4)
fld5 = ogr.FieldDefn('field5', ogr.OFTTime)
fld5.SetDefault("CURRENT_TIME")
lyr.CreateField(fld5)
fld6 = ogr.FieldDefn('field6', ogr.OFTDateTime)
fld6.SetDefault("CURRENT_TIMESTAMP")
lyr.CreateField(fld6)
ds = None
vl = QgsVectorLayer('{}'.format(tmpfile), 'test', 'ogr')
self.assertTrue(vl.isValid())
# test some bad indexes
self.assertFalse(vl.dataProvider().defaultValue(-1))
self.assertFalse(vl.dataProvider().defaultValue(1001))
# test default
self.assertEqual(vl.dataProvider().defaultValue(1), NULL)
self.assertEqual(vl.dataProvider().defaultValue(2), 5)
self.assertEqual(vl.dataProvider().defaultValue(3), "some 'default")
self.assertEqual(vl.dataProvider().defaultValue(4), QDate.currentDate())
# time may pass, so we allow 1 second difference here
self.assertTrue(vl.dataProvider().defaultValue(5).secsTo(QTime.currentTime()) < 1)
self.assertTrue(vl.dataProvider().defaultValue(6).secsTo(QDateTime.currentDateTime()) < 1)示例5: timeForChecking
def timeForChecking(self):
""" determine whether it's the time for checking for news and updates now """
if self.checkingOnStartInterval() == 0:
return True
settings = QgsSettings()
try:
# QgsSettings may contain ivalid value...
interval = settings.value(settingsGroup + "/checkOnStartLastDate", type=QDate).daysTo(QDate.currentDate())
except:
interval = 0
if interval >= self.checkingOnStartInterval():
return True
else:
return False示例6: saveCheckingOnStartLastDate
def saveCheckingOnStartLastDate(self):
""" set today's date as the day of last checking """
settings = QgsSettings()
settings.setValue(settingsGroup + "/checkOnStartLastDate", QDate.currentDate())示例7: processAlgorithm
def processAlgorithm(self, feedback):
inLayer = dataobjects.getObjectFromUri(self.getParameterValue(self.INPUT))
boundary = self.getParameterValue(self.MODE) == self.MODE_BOUNDARY
smallestArea = self.getParameterValue(self.MODE) == self.MODE_SMALLEST_AREA
keepSelection = self.getParameterValue(self.KEEPSELECTION)
processLayer = vector.duplicateInMemory(inLayer)
if not keepSelection:
# Make a selection with the values provided
attribute = self.getParameterValue(self.ATTRIBUTE)
comparison = self.comparisons[self.getParameterValue(self.COMPARISON)]
comparisonvalue = self.getParameterValue(self.COMPARISONVALUE)
selectindex = vector.resolveFieldIndex(processLayer, attribute)
selectType = processLayer.fields()[selectindex].type()
selectionError = False
if selectType in [QVariant.Int, QVariant.LongLong, QVariant.UInt, QVariant.ULongLong]:
try:
y = int(comparisonvalue)
except ValueError:
selectionError = True
msg = self.tr('Cannot convert "%s" to integer' % str(comparisonvalue))
elif selectType == QVariant.Double:
try:
y = float(comparisonvalue)
except ValueError:
selectionError = True
msg = self.tr('Cannot convert "%s" to float' % str(comparisonvalue))
elif selectType == QVariant.String:
# 10: string, boolean
try:
y = str(comparisonvalue)
except ValueError:
selectionError = True
msg = self.tr('Cannot convert "%s" to Unicode' % str(comparisonvalue))
elif selectType == QVariant.Date:
# date
dateAndFormat = comparisonvalue.split(' ')
if len(dateAndFormat) == 1:
# QDate object
y = QLocale.system().toDate(dateAndFormat[0])
if y.isNull():
msg = self.tr('Cannot convert "%s" to date with system date format %s' % (str(dateAndFormat), QLocale.system().dateFormat()))
elif len(dateAndFormat) == 2:
y = QDate.fromString(dateAndFormat[0], dateAndFormat[1])
if y.isNull():
msg = self.tr('Cannot convert "%s" to date with format string "%s"' % (str(dateAndFormat[0]), dateAndFormat[1]))
else:
y = QDate()
msg = ''
if y.isNull():
# Conversion was unsuccessful
selectionError = True
msg += self.tr('Enter the date and the date format, e.g. "07.26.2011" "MM.dd.yyyy".')
if (comparison == 'begins with' or comparison == 'contains') \
and selectType != QVariant.String:
selectionError = True
msg = self.tr('"%s" can only be used with string fields' % comparison)
selected = []
if selectionError:
raise GeoAlgorithmExecutionException(
self.tr('Error in selection input: %s' % msg))
else:
for feature in processLayer.getFeatures():
aValue = feature.attributes()[selectindex]
if aValue is None:
continue
if selectType in [QVariant.Int, QVariant.LongLong, QVariant.UInt, QVariant.ULongLong]:
x = int(aValue)
elif selectType == QVariant.Double:
x = float(aValue)
elif selectType == QVariant.String:
# 10: string, boolean
x = str(aValue)
elif selectType == QVariant.Date:
# date
x = aValue # should be date
match = False
if comparison == '==':
match = x == y
elif comparison == '!=':
match = x != y
elif comparison == '>':
match = x > y
elif comparison == '>=':
match = x >= y
elif comparison == '<':
match = x < y
#.........这里部分代码省略.........
示例8: _onPointClicked
def _onPointClicked(self, ps_layer, point):
# get the id of the point feature under the mouse click
from .MapTools import FeatureFinder
fid = FeatureFinder.findAtPoint(ps_layer, point, canvas=self.iface.mapCanvas(), onlyTheClosestOne=True, onlyIds=True)
if fid is None:
return
# get the attribute map of the selected feature
feat = QgsFeature()
feats = ps_layer.getFeatures( QgsFeatureRequest(fid) )
feats.nextFeature(feat)
attrs = feat.attributes()
x, y = [], [] # lists containg x,y values
infoFields = {} # hold the index->name of the fields containing info to be displayed
ps_source = ps_layer.source()
ps_fields = ps_layer.dataProvider().fields()
providerType = ps_layer.providerType()
uri = ps_source
subset = ""
if providerType == 'ogr' and ps_source.lower().endswith( ".shp" ):
# Shapefile
for idx, fld in enumerate(ps_fields):
if QRegExp( "D\\d{8}", Qt.CaseInsensitive ).indexIn( fld.name() ) < 0:
# info fields are all except those containing dates
infoFields[ idx ] = fld
else:
x.append( QDate.fromString( fld.name()[1:], "yyyyMMdd" ).toPyDate() )
y.append( float(attrs[ idx ]) )
elif providerType == 'ogr' and (ps_source.upper().startswith("OCI:") or ps_source.lower().endswith(".vrt")): # Oracle Spatial
# fields containing values
dateField = "data_misura"
valueField = "spost_rel_mm"
infoFields = dict(enumerate(ps_fields))
# search for the id_dataset and code_target fields needed to join
# PS and TS tables
idDataset = codeTarget = None
for idx, fld in enumerate(ps_fields):
if fld.name().lower() == "id_dataset":
idDataset = attrs[ idx ]
if fld.name().lower() == "code_target":
codeTarget = attrs[ idx ]
if idDataset is None or codeTarget is None:
QgsMessageLog.logMessage( "idDataset is %s, codeTarget is %s. Exiting" % (idDataset, codeTarget), "PSTimeSeriesViewer" )
return
subset = "id_dataset='%s' AND code_target='%s'" % (idDataset, codeTarget)
# create the uri
if ps_source.upper().startswith( "OCI:" ):
default_tbl_name = "RISKNAT.RNAT_TARGET_SSTO"
elif ps_source.lower().endswith(".vrt"):
default_tbl_name = "rnat_target_sso.vrt"
else:
default_tbl_name = ""
if not self._askTStablename( ps_layer, default_tbl_name ):
return
if ps_source.upper().startswith( "OCI:" ):
# uri is like OCI:userid/[email protected]:table
pos = uri.indexOf(':', 4)
if pos >= 0:
uri = uri[0:pos]
uri = "%s:%s" % (uri, self.ts_tablename)
else:
# it's a VRT file
uri = "%s/%s" % (QFileInfo(ps_source).path(), self.ts_tablename)
uri = QDir.toNativeSeparators( uri )
# load the layer containing time series
ts_layer = self._createTSlayer( uri, providerType, subset )
if ts_layer is None:
return
# get time series X and Y values
try:
x, y = self._getXYvalues( ts_layer, dateField, valueField )
finally:
ts_layer.deleteLater()
del ts_layer
elif providerType in ['postgres', 'spatialite']:# either PostGIS or SpatiaLite
# fields containing values
dateField = "dataripresa"
valueField = "valore"
infoFields = dict(enumerate(ps_fields))
# search for the id_dataset and code_target fields needed to join
# PS and TS tables
code = None
for idx, fld in enumerate( ps_fields ):
if fld.name().lower() == "code":
code = attrs[ idx ]
#.........这里部分代码省略.........
示例9: getPage
def getPage(self, fs):
(db, conninfo) = self.plugin.opendb()
if db is None:
return None
qry = QSqlQuery(db)
if qry.exec_("SELECT 1 FROM information_schema.columns WHERE table_schema={} AND table_name='eignerart' AND column_name='anteil'".format(quote(self.plugin.settings.schema))) and qry.next():
exists_ea_anteil = qry.value(0) == 1
else:
exists_ea_anteil = False
html = ""
for i in range(0, len(fs)):
flsnr = fs[i]['flsnr']
best = self.fetchall(db, (
"SELECT " +
"ea.bvnr" +
",'' as pz" +
",(SELECT eignerart FROM eign_shl WHERE ea.b=b) as eignerart" +
",%s as anteil" +
",ea.ff_stand AS zhist" +
",b.bestdnr" +
",b.gbbz" +
",b.gbblnr" +
",b.bestfl" +
",b.ff_stand AS bhist" +
" FROM eignerart ea" +
" JOIN bestand b ON ea.bestdnr = b.bestdnr" +
" WHERE ea.flsnr = '%s'" +
" ORDER BY zhist,bhist,b") % ("ea.anteil" if exists_ea_anteil else "''", flsnr)
)
res = self.fetchall(db, "SELECT f.*,g.gemarkung FROM flurst f LEFT OUTER JOIN gema_shl g ON (f.gemashl=g.gemashl) WHERE f.flsnr='%s' AND f.ff_stand=0" % flsnr)
if len(res) == 1:
res = res[0]
else:
QMessageBox.information(None, "Fehler", u"Flurstück %s nicht gefunden.\n[%s]" % (flsnr, repr(fs)))
return None
res['datum'] = QDate.currentDate().toString("d. MMMM yyyy")
res['hist'] = 0
if qry.exec_(u"SELECT " + u" AND ".join(["has_table_privilege('{}', 'SELECT')".format(x) for x in ['strassen', 'str_shl']])) and qry.next() and qry.value(0):
res['str'] = self.fetchall(db, "SELECT sstr.strname,str.hausnr FROM str_shl sstr JOIN strassen str ON str.strshl=sstr.strshl WHERE str.flsnr='%s' AND str.ff_stand=0" % flsnr)
if qry.exec_(u"SELECT " + u" AND ".join(["has_table_privilege('{}', 'SELECT')".format(x) for x in ['nutz_21', 'nutz_shl']])) and qry.next() and qry.value(0):
res['nutz'] = self.fetchall(db, "SELECT n21.*, nu.nutzshl, nu.nutzung FROM nutz_21 n21, nutz_shl nu WHERE n21.flsnr='%s' AND n21.nutzsl=nu.nutzshl AND n21.ff_stand=0" % flsnr)
if qry.exec_(u"SELECT " + u" AND ".join(["has_table_privilege('{}', 'SELECT')".format(x) for x in ['klas_3x', 'kls_shl']])) and qry.next() and qry.value(0):
res['klas'] = self.fetchall(db, "SELECT sum(fl::int) AS fl, min(kls.klf_text) AS klf_text FROM klas_3x kl, kls_shl kls WHERE kl.flsnr='%s' AND kl.klf=kls.klf AND kl.ff_stand=0 GROUP BY kls.klf" % flsnr)
if qry.exec_(u"SELECT " + u" AND ".join(["has_table_privilege('{}', 'SELECT')".format(x) for x in ['ausfst', 'afst_shl']])) and qry.next() and qry.value(0):
res['afst'] = self.fetchall(db, "SELECT au.*, af.afst_txt FROM ausfst au,afst_shl af WHERE au.flsnr='%s' AND au.ausf_st=af.ausf_st AND au.ff_stand=0" % flsnr)
if qry.exec_(u"SELECT " + u" AND ".join(["has_table_privilege('{}', 'SELECT')".format(x) for x in ['bestand', 'eignerart', 'eign_shl']])) and qry.next() and qry.value(0):
res['best'] = self.fetchall(db, "SELECT ea.bvnr,'' as pz,(SELECT eignerart FROM eign_shl WHERE ea.b = b) as eignerart,%s as anteil,ea.ff_stand AS zhist,b.bestdnr,b.gbbz,b.gbblnr,b.bestfl,b.ff_stand AS bhist FROM eignerart ea JOIN bestand b ON ea.bestdnr = b.bestdnr WHERE ea.flsnr='%s' ORDER BY zhist,bhist,b" % (
"ea.anteil" if exists_ea_anteil else "''",
flsnr
))
if qry.exec_("SELECT has_table_privilege('eigner', 'SELECT')") and qry.next() and qry.value(0):
for b in res['best']:
b['bse'] = self.fetchall(db, "SELECT * FROM eigner WHERE bestdnr='%s' AND ff_stand=0" % b['bestdnr'])
# for k,v in res.iteritems():
# qDebug( u"%s:%s\n" % ( k, unicode(v) ) )
html = u"""
<HTML xmlns="http://www.w3.org/1999/xhtml">
<HEAD>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
</HEAD>
<BODY>
<style>
.fls_tab{width:100%%;empty-cells:show}
.fls_headline{font-weight:bold;font-size:4em;}
.fls_headline_col{background-color:#EEEEEE;width:100%%;height:30px;text-align:left;}
.fls_time {background-color:#EEEEEE;font-weight:bold;font-size:4em;text-align:right;width:100%%}
.fls_col_names{font-weight:bold;}
.fls_col_values{vertical-align:top;}
.fls_bst{width:100%%;empty-cells:show}
.fls_hr{border:dotted 1px;color:#080808;}
.fls_footnote{text-align:center;}
</style>
<TABLE class="fls_tab" border="0" width="100%%" cellspacing="0">
<TR class="fls_headline">
<TD colspan="3" class="fls_headline_col">Flurstücksnachweis</TD><TD class="fls_time" colspan="4" align="right">%(datum)s</TD></TR>
</TR>
<TR><TD colspan="7"> </TD></TR>
<TR>
<TD colspan="7"><h3>Flurstück %(gemashl)s-%(flr)s-%(flsnrk)s<hr style="width:100%%"></h3></TD>
</TR>
<TR class="fls_col_names">
<TD width="15%%">Gemarkung</TD>
<TD width="6%%">Flur</TD>
<TD width="15%%">Flurstück</TD>
<TD width="20%%">Flurkarte</TD>
<TD width="17%%">Entstehung</TD>
#.........这里部分代码省略.........