本文整理汇总了Python中qgis.gui.QgsGenericProjectionSelector.setSelectedAuthId方法的典型用法代码示例。如果您正苦于以下问题：Python QgsGenericProjectionSelector.setSelectedAuthId方法的具体用法？Python QgsGenericProjectionSelector.setSelectedAuthId怎么用？Python QgsGenericProjectionSelector.setSelectedAuthId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.gui.QgsGenericProjectionSelector的用法示例。
在下文中一共展示了QgsGenericProjectionSelector.setSelectedAuthId方法的3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: browseCRS
# 需要导入模块: from qgis.gui import QgsGenericProjectionSelector [as 别名]
# 或者: from qgis.gui.QgsGenericProjectionSelector import setSelectedAuthId [as 别名]
def browseCRS(self):
selector = QgsGenericProjectionSelector()
selector.setSelectedAuthId(self.crs)
if selector.exec_():
authId = selector.selectedAuthId()
if authId.upper().startswith("EPSG:"):
self.crs = authId
else:
proj = QgsCoordinateReferenceSystem()
proj.createFromSrsId(selector.selectedCrsId())
self.crs = proj.toProj4()
self.updateText()示例2: CRSButton
# 需要导入模块: from qgis.gui import QgsGenericProjectionSelector [as 别名]
# 或者: from qgis.gui.QgsGenericProjectionSelector import setSelectedAuthId [as 别名]
class CRSButton(QPushButton) :
def __init__(self) :
super(QPushButton, self).__init__()
self.crsDialog = QgsGenericProjectionSelector()
QObject.connect(self, SIGNAL("clicked()"), self.crsDialog.exec_)
QObject.connect(self, SIGNAL("clicked()"), self.update)
self._crs = None
def crs(self) :
return self._crs
def setCrs(self, cr) :
self._crs = cr
self.setText(cr.description())
self.crsDialog.setSelectedAuthId(cr.authid())
def update(self) :
self.setCrs(QgsCoordinateReferenceSystem(self.crsDialog.selectedAuthId()))示例3: geomapfishCrsButtonClicked
# 需要导入模块: from qgis.gui import QgsGenericProjectionSelector [as 别名]
# 或者: from qgis.gui.QgsGenericProjectionSelector import setSelectedAuthId [as 别名]
def geomapfishCrsButtonClicked(self):
dlg = QgsGenericProjectionSelector(self)
dlg.setMessage('Select GeoMapFish CRS')
dlg.setSelectedAuthId(self.geomapfishCrs.text())
if dlg.exec_():
self.geomapfishCrs.setText(dlg.selectedAuthId())