本文整理汇总了Python中qgis.core.QgsUnitTypes.stringToDistanceUnit方法的典型用法代码示例。如果您正苦于以下问题：Python QgsUnitTypes.stringToDistanceUnit方法的具体用法？Python QgsUnitTypes.stringToDistanceUnit怎么用？Python QgsUnitTypes.stringToDistanceUnit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.QgsUnitTypes的用法示例。
在下文中一共展示了QgsUnitTypes.stringToDistanceUnit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: testDistanceUnitsToFromString
# 需要导入模块: from qgis.core import QgsUnitTypes [as 别名]
# 或者: from qgis.core.QgsUnitTypes import stringToDistanceUnit [as 别名]
def testDistanceUnitsToFromString(self):
"""Test converting distance units to and from translated strings"""
units = [QgsUnitTypes.DistanceMeters,
QgsUnitTypes.DistanceKilometers,
QgsUnitTypes.DistanceFeet,
QgsUnitTypes.DistanceYards,
QgsUnitTypes.DistanceMiles,
QgsUnitTypes.DistanceDegrees,
QgsUnitTypes.DistanceCentimeters,
QgsUnitTypes.DistanceMillimeters,
QgsUnitTypes.DistanceUnknownUnit,
QgsUnitTypes.DistanceNauticalMiles]
for u in units:
res, ok = QgsUnitTypes.stringToDistanceUnit(QgsUnitTypes.toString(u))
assert ok
self.assertEqual(res, u)
# Test converting bad strings
res, ok = QgsUnitTypes.stringToDistanceUnit('bad')
self.assertFalse(ok)
self.assertEqual(res, QgsUnitTypes.DistanceUnknownUnit)
# Test that string is cleaned before conversion
res, ok = QgsUnitTypes.stringToDistanceUnit(' {} '.format(QgsUnitTypes.toString(QgsUnitTypes.DistanceFeet).upper()))
print((' {} '.format(QgsUnitTypes.toString(QgsUnitTypes.DistanceFeet).upper())))
assert ok
self.assertEqual(res, QgsUnitTypes.DistanceFeet)示例2: testDistanceUnitsToFromString
# 需要导入模块: from qgis.core import QgsUnitTypes [as 别名]
# 或者: from qgis.core.QgsUnitTypes import stringToDistanceUnit [as 别名]
def testDistanceUnitsToFromString(self):
"""Test converting distance units to and from translated strings"""
units = [QGis.Meters, QGis.Feet, QGis.Degrees, QGis.UnknownUnit, QGis.NauticalMiles]
for u in units:
res, ok = QgsUnitTypes.stringToDistanceUnit(QgsUnitTypes.toString(u))
assert ok
self.assertEqual(res, u)
# Test converting bad strings
res, ok = QgsUnitTypes.stringToDistanceUnit("bad")
self.assertFalse(ok)
self.assertEqual(res, QGis.UnknownUnit)
# Test that string is cleaned before conversion
res, ok = QgsUnitTypes.stringToDistanceUnit(" {} ".format(QgsUnitTypes.toString(QGis.Feet).upper()))
print " {} ".format(QgsUnitTypes.toString(QGis.Feet).upper())
assert ok
self.assertEqual(res, QGis.Feet)