本文整理汇总了Python中qgis.core.QgsFeature.name方法的典型用法代码示例。如果您正苦于以下问题：Python QgsFeature.name方法的具体用法？Python QgsFeature.name怎么用？Python QgsFeature.name使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类qgis.core.QgsFeature的用法示例。
在下文中一共展示了QgsFeature.name方法的2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: testCreateLayerMultiPoint
# 需要导入模块: from qgis.core import QgsFeature [as 别名]
# 或者: from qgis.core.QgsFeature import name [as 别名]
def testCreateLayerMultiPoint(self):
layer = QgsVectorLayer("MultiPoint?crs=epsg:3111&field=id:integer&field=fldtxt:string&field=fldint:integer",
"addfeat", "memory")
pr = layer.dataProvider()
f = QgsFeature()
f.setAttributes([1, "test", 1])
f.setGeometry(QgsGeometry.fromWkt('MultiPoint(1 2, 3 4)'))
f2 = QgsFeature()
f2.setAttributes([2, "test2", 3])
f3 = QgsFeature()
f3.setAttributes([3, "test2", NULL])
f3.setGeometry(QgsGeometry.fromWkt('MultiPoint(7 8)'))
pr.addFeatures([f, f2, f3])
uri = '{} table="qgis_test"."new_table_multipoint" sql='.format(self.dbconn)
error, message = QgsVectorLayerExporter.exportLayer(layer, uri, 'mssql', QgsCoordinateReferenceSystem('EPSG:3111'))
self.assertEqual(error, QgsVectorLayerExporter.NoError)
new_layer = QgsVectorLayer(uri, 'new', 'mssql')
self.assertTrue(new_layer.isValid())
self.assertEqual(new_layer.wkbType(), QgsWkbTypes.MultiPoint)
self.assertEqual(new_layer.crs().authid(), 'EPSG:3111')
self.assertEqual([f.name() for f in new_layer.fields()], ['qgs_fid', 'id', 'fldtxt', 'fldint'])
features = [f.attributes() for f in new_layer.getFeatures()]
self.assertEqual(features, [[1, 1, 'test', 1],
[2, 2, 'test2', 3],
[3, 3, 'test2', NULL]])
geom = [f.geometry().asWkt() for f in new_layer.getFeatures()]
self.assertEqual(geom, ['MultiPoint ((1 2),(3 4))', '', 'MultiPoint ((7 8))'])示例2: testCreateLayer
# 需要导入模块: from qgis.core import QgsFeature [as 别名]
# 或者: from qgis.core.QgsFeature import name [as 别名]
def testCreateLayer(self):
layer = QgsVectorLayer("Point?field=id:integer&field=fldtxt:string&field=fldint:integer",
"addfeat", "memory")
pr = layer.dataProvider()
f = QgsFeature()
f.setAttributes([1, "test", 1])
f.setGeometry(QgsGeometry.fromPointXY(QgsPointXY(1, 2)))
f2 = QgsFeature()
f2.setAttributes([2, "test2", 3])
f3 = QgsFeature()
f3.setAttributes([3, "test2", NULL])
f3.setGeometry(QgsGeometry.fromPointXY(QgsPointXY(3, 2)))
f4 = QgsFeature()
f4.setAttributes([4, NULL, 3])
f4.setGeometry(QgsGeometry.fromPointXY(QgsPointXY(4, 3)))
pr.addFeatures([f, f2, f3, f4])
uri = '{} table="qgis_test"."new_table" sql='.format(self.dbconn)
error, message = QgsVectorLayerExporter.exportLayer(layer, uri, 'mssql', QgsCoordinateReferenceSystem('EPSG:4326'))
self.assertEqual(error, QgsVectorLayerExporter.NoError)
new_layer = QgsVectorLayer(uri, 'new', 'mssql')
self.assertTrue(new_layer.isValid())
self.assertEqual(new_layer.wkbType(), QgsWkbTypes.Point)
self.assertEqual([f.name() for f in new_layer.fields()], ['qgs_fid', 'id', 'fldtxt', 'fldint'])
features = [f.attributes() for f in new_layer.getFeatures()]
self.assertEqual(features, [[1, 1, 'test', 1],
[2, 2, 'test2', 3],
[3, 3, 'test2', NULL],
[4, 4, NULL, 3]])
geom = [f.geometry().asWkt() for f in new_layer.getFeatures()]
self.assertEqual(geom, ['Point (1 2)', '', 'Point (3 2)', 'Point (4 3)'])