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Python QgsProjectionSelectionWidget.setCrs方法代码示例

本文整理汇总了Python中qgis.gui.QgsProjectionSelectionWidget.setCrs方法的典型用法代码示例。如果您正苦于以下问题：Python QgsProjectionSelectionWidget.setCrs方法的具体用法？Python QgsProjectionSelectionWidget.setCrs怎么用？Python QgsProjectionSelectionWidget.setCrs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.QgsProjectionSelectionWidget的用法示例。


在下文中一共展示了QgsProjectionSelectionWidget.setCrs方法的7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: testShowingHiding

# 需要导入模块: from qgis.gui import QgsProjectionSelectionWidget [as 别名]
# 或者: from qgis.gui.QgsProjectionSelectionWidget import setCrs [as 别名]
    def testShowingHiding(self):
        """ test showing and hiding options """
        w = QgsProjectionSelectionWidget()

        # layer crs
        w.setOptionVisible(QgsProjectionSelectionWidget.LayerCrs, False)
        self.assertFalse(w.optionVisible(QgsProjectionSelectionWidget.LayerCrs))
        w.setOptionVisible(QgsProjectionSelectionWidget.LayerCrs, True)
        # should still be hidden, because layer crs not set
        self.assertFalse(w.optionVisible(QgsProjectionSelectionWidget.LayerCrs))
        w.setLayerCrs(QgsCoordinateReferenceSystem('EPSG:3111'))
        self.assertTrue(w.optionVisible(QgsProjectionSelectionWidget.LayerCrs))
        w.setOptionVisible(QgsProjectionSelectionWidget.LayerCrs, False)
        self.assertFalse(w.optionVisible(QgsProjectionSelectionWidget.LayerCrs))

        # project crs
        w.setOptionVisible(QgsProjectionSelectionWidget.ProjectCrs, False)
        self.assertFalse(w.optionVisible(QgsProjectionSelectionWidget.ProjectCrs))
        w.setOptionVisible(QgsProjectionSelectionWidget.ProjectCrs, True)
        # should still be hidden, because project crs was not set
        self.assertFalse(w.optionVisible(QgsProjectionSelectionWidget.ProjectCrs))
        QgsProject.instance().setCrs(QgsCoordinateReferenceSystem('EPSG:3113'))
        w = QgsProjectionSelectionWidget()
        w.setOptionVisible(QgsProjectionSelectionWidget.ProjectCrs, True)
        self.assertTrue(w.optionVisible(QgsProjectionSelectionWidget.ProjectCrs))
        w.setOptionVisible(QgsProjectionSelectionWidget.ProjectCrs, False)
        self.assertFalse(w.optionVisible(QgsProjectionSelectionWidget.ProjectCrs))

        # default crs
        w.setOptionVisible(QgsProjectionSelectionWidget.DefaultCrs, False)
        self.assertFalse(w.optionVisible(QgsProjectionSelectionWidget.DefaultCrs))
        w.setOptionVisible(QgsProjectionSelectionWidget.DefaultCrs, True)
        self.assertTrue(w.optionVisible(QgsProjectionSelectionWidget.DefaultCrs))

        # current crs
        w = QgsProjectionSelectionWidget()
        w.setOptionVisible(QgsProjectionSelectionWidget.CurrentCrs, False)
        self.assertFalse(w.optionVisible(QgsProjectionSelectionWidget.CurrentCrs))
        w.setOptionVisible(QgsProjectionSelectionWidget.CurrentCrs, True)
        self.assertTrue(w.optionVisible(QgsProjectionSelectionWidget.CurrentCrs))

        w = QgsProjectionSelectionWidget()
        w.setCrs(QgsCoordinateReferenceSystem('EPSG:3111'))
        w.setOptionVisible(QgsProjectionSelectionWidget.CurrentCrs, False)
        self.assertFalse(w.optionVisible(QgsProjectionSelectionWidget.CurrentCrs))
        w.setOptionVisible(QgsProjectionSelectionWidget.CurrentCrs, True)
        self.assertTrue(w.optionVisible(QgsProjectionSelectionWidget.CurrentCrs))

        # not set
        w = QgsProjectionSelectionWidget()
        w.setOptionVisible(QgsProjectionSelectionWidget.CrsNotSet, False)
        self.assertFalse(w.optionVisible(QgsProjectionSelectionWidget.CrsNotSet))
        w.setOptionVisible(QgsProjectionSelectionWidget.CrsNotSet, True)
        self.assertTrue(w.optionVisible(QgsProjectionSelectionWidget.CrsNotSet))
        w.setOptionVisible(QgsProjectionSelectionWidget.CrsNotSet, False)
        self.assertFalse(w.optionVisible(QgsProjectionSelectionWidget.CrsNotSet))
开发者ID:elpaso，项目名称:QGIS，代码行数:58，代码来源:test_qgsprojectionselectionwidgets.py

示例2: testSignal

# 需要导入模块: from qgis.gui import QgsProjectionSelectionWidget [as 别名]
# 或者: from qgis.gui.QgsProjectionSelectionWidget import setCrs [as 别名]
 def testSignal(self):
     w = QgsProjectionSelectionWidget()
     w.show()
     spy = QSignalSpy(w.crsChanged)
     w.setCrs(QgsCoordinateReferenceSystem('EPSG:3111'))
     self.assertEqual(w.crs().authid(), 'EPSG:3111')
     self.assertEqual(len(spy), 1)
     # setting the same crs doesn't emit the signal
     w.setCrs(QgsCoordinateReferenceSystem('EPSG:3111'))
     self.assertEqual(len(spy), 1)
开发者ID:elpaso，项目名称:QGIS，代码行数:12，代码来源:test_qgsprojectionselectionwidgets.py

示例3: testShowingNotSetOption

# 需要导入模块: from qgis.gui import QgsProjectionSelectionWidget [as 别名]
# 或者: from qgis.gui.QgsProjectionSelectionWidget import setCrs [as 别名]
    def testShowingNotSetOption(self):
        """ test showing the not set option """

        w = QgsProjectionSelectionWidget()
        # start with an invalid CRS
        w.setCrs(QgsCoordinateReferenceSystem())
        # add the not-set option
        w.setOptionVisible(QgsProjectionSelectionWidget.CrsNotSet, True)
        self.assertTrue(w.optionVisible(QgsProjectionSelectionWidget.CrsNotSet))
        # current crs (which would show "invalid") should be hidden
        self.assertFalse(w.optionVisible(QgsProjectionSelectionWidget.CurrentCrs))
        # hide not-set option
        w.setOptionVisible(QgsProjectionSelectionWidget.CrsNotSet, False)
        self.assertFalse(w.optionVisible(QgsProjectionSelectionWidget.CrsNotSet))
        # and now current crs option ('invalid') should be reshown
        self.assertTrue(w.optionVisible(QgsProjectionSelectionWidget.CurrentCrs))

        # repeat with a slightly different workflow
        w = QgsProjectionSelectionWidget()
        # start with an invalid CRS
        w.setCrs(QgsCoordinateReferenceSystem())
        # add the not-set option
        w.setOptionVisible(QgsProjectionSelectionWidget.CrsNotSet, True)
        self.assertTrue(w.optionVisible(QgsProjectionSelectionWidget.CrsNotSet))
        # current crs (which would show "invalid") should be hidden
        self.assertFalse(w.optionVisible(QgsProjectionSelectionWidget.CurrentCrs))
        # now set a current crs
        w.setCrs(QgsCoordinateReferenceSystem('EPSG:3111'))
        # both current and not set options should be shown
        self.assertTrue(w.optionVisible(QgsProjectionSelectionWidget.CurrentCrs))
        self.assertTrue(w.optionVisible(QgsProjectionSelectionWidget.CrsNotSet))
开发者ID:elpaso，项目名称:QGIS，代码行数:33，代码来源:test_qgsprojectionselectionwidgets.py

示例4: ModelerParameterDefinitionDialog

# 需要导入模块: from qgis.gui import QgsProjectionSelectionWidget [as 别名]
# 或者: from qgis.gui.QgsProjectionSelectionWidget import setCrs [as 别名]

#.........这里部分代码省略.........
                        if self.param.parent_layer == param.param.name():
                            self.parentCombo.setCurrentIndex(idx)
                    idx += 1
            self.verticalLayout.addWidget(self.parentCombo)
        elif (self.paramType == ModelerParameterDefinitionDialog.PARAMETER_STRING or
                isinstance(self.param, ParameterString)):
            self.verticalLayout.addWidget(QLabel(self.tr('Default value')))
            self.defaultTextBox = QLineEdit()
            if self.param is not None:
                self.defaultTextBox.setText(self.param.defaultValue())
            self.verticalLayout.addWidget(self.defaultTextBox)
        elif (self.paramType == ModelerParameterDefinitionDialog.PARAMETER_FILE or
                isinstance(self.param, ParameterFile)):
            self.verticalLayout.addWidget(QLabel(self.tr('Type')))
            self.fileFolderCombo = QComboBox()
            self.fileFolderCombo.addItem(self.tr('File'))
            self.fileFolderCombo.addItem(self.tr('Folder'))
            if self.param is not None:
                self.fileFolderCombo.setCurrentIndex(
                    1 if self.param.isFolder else 0)
            self.verticalLayout.addWidget(self.fileFolderCombo)
        elif (self.paramType == ModelerParameterDefinitionDialog.PARAMETER_POINT or
                isinstance(self.param, ParameterPoint)):
            self.verticalLayout.addWidget(QLabel(self.tr('Default value')))
            self.defaultTextBox = QLineEdit()
            if self.param is not None:
                self.defaultTextBox.setText(self.param.defaultValue())
            self.verticalLayout.addWidget(self.defaultTextBox)
        elif (self.paramType == ModelerParameterDefinitionDialog.PARAMETER_CRS or
                isinstance(self.param, ParameterCrs)):
            self.verticalLayout.addWidget(QLabel(self.tr('Default value')))
            self.selector = QgsProjectionSelectionWidget()
            if self.param is not None:
                self.selector.setCrs(QgsCoordinateReferenceSystem(self.param.defaultValue()))
            else:
                self.selector.setCrs(QgsCoordinateReferenceSystem('EPSG:4326'))
            self.verticalLayout.addWidget(self.selector)

        self.verticalLayout.addSpacing(20)
        self.requiredCheck = QCheckBox()
        self.requiredCheck.setText(self.tr('Mandatory'))
        self.requiredCheck.setChecked(True)
        if self.param is not None:
            self.requiredCheck.setChecked(not self.param.flags() & QgsProcessingParameterDefinition.FlagOptional)
        self.verticalLayout.addWidget(self.requiredCheck)

        self.buttonBox = QDialogButtonBox(self)
        self.buttonBox.setOrientation(Qt.Horizontal)
        self.buttonBox.setStandardButtons(QDialogButtonBox.Cancel |
                                          QDialogButtonBox.Ok)
        self.buttonBox.setObjectName('buttonBox')
        self.buttonBox.accepted.connect(self.okPressed)
        self.buttonBox.rejected.connect(self.cancelPressed)

        self.verticalLayout.addStretch()
        self.verticalLayout.addWidget(self.buttonBox)

        self.setLayout(self.verticalLayout)

    def okPressed(self):
        description = str(self.nameTextBox.text())
        if description.strip() == '':
            QMessageBox.warning(self, self.tr('Unable to define parameter'),
                                self.tr('Invalid parameter name'))
            return
        if self.param is None:
开发者ID:rskelly，项目名称:QGIS，代码行数:70，代码来源:ModelerParameterDefinitionDialog.py

示例5: ModelerParameterDefinitionDialog

# 需要导入模块: from qgis.gui import QgsProjectionSelectionWidget [as 别名]
# 或者: from qgis.gui.QgsProjectionSelectionWidget import setCrs [as 别名]

#.........这里部分代码省略.........
                        if self.param.parentLayerParameterName() == definition.name():
                            self.parentCombo.setCurrentIndex(idx)
                    idx += 1
            self.verticalLayout.addWidget(self.parentCombo)
        elif (self.paramType == parameters.PARAMETER_STRING or
              isinstance(self.param, QgsProcessingParameterString)):
            self.verticalLayout.addWidget(QLabel(self.tr('Default value')))
            self.defaultTextBox = QLineEdit()
            if self.param is not None:
                self.defaultTextBox.setText(self.param.defaultValue())
            self.verticalLayout.addWidget(self.defaultTextBox)
        elif (self.paramType == parameters.PARAMETER_FILE or
              isinstance(self.param, QgsProcessingParameterFile)):
            self.verticalLayout.addWidget(QLabel(self.tr('Type')))
            self.fileFolderCombo = QComboBox()
            self.fileFolderCombo.addItem(self.tr('File'))
            self.fileFolderCombo.addItem(self.tr('Folder'))
            if self.param is not None:
                self.fileFolderCombo.setCurrentIndex(
                    1 if self.param.behavior() == QgsProcessingParameterFile.Folder else 0)
            self.verticalLayout.addWidget(self.fileFolderCombo)
        elif (self.paramType == parameters.PARAMETER_POINT or
              isinstance(self.param, QgsProcessingParameterPoint)):
            self.verticalLayout.addWidget(QLabel(self.tr('Default value')))
            self.defaultTextBox = QLineEdit()
            if self.param is not None:
                self.defaultTextBox.setText(self.param.defaultValue())
            self.verticalLayout.addWidget(self.defaultTextBox)
        elif (self.paramType == parameters.PARAMETER_CRS or
              isinstance(self.param, QgsProcessingParameterCrs)):
            self.verticalLayout.addWidget(QLabel(self.tr('Default value')))
            self.selector = QgsProjectionSelectionWidget()
            if self.param is not None:
                self.selector.setCrs(QgsCoordinateReferenceSystem(self.param.defaultValue()))
            else:
                self.selector.setCrs(QgsCoordinateReferenceSystem('EPSG:4326'))
            self.verticalLayout.addWidget(self.selector)
        elif self.paramType == parameters.PARAMETER_ENUM or \
                isinstance(self.param, QgsProcessingParameterEnum):
            self.widget = EnumModelerWidget(self)
            if self.param is not None:
                self.widget.setAllowMultiple(bool(self.param.allowMultiple()))
                self.widget.setOptions(self.param.options())
                self.widget.setDefault(self.param.defaultValue())
            self.verticalLayout.addWidget(self.widget)
        elif self.paramType == parameters.PARAMETER_MATRIX or \
                isinstance(self.param, QgsProcessingParameterMatrix):
            self.widget = MatrixModelerWidget(self)
            if self.param is not None:
                self.widget.setValue(self.param.defaultValue())
                self.widget.setHeaders(self.param.headers())
                self.widget.setFixedRows(self.param.hasFixedNumberRows())
            self.verticalLayout.addWidget(self.widget)

        self.verticalLayout.addSpacing(20)
        self.requiredCheck = QCheckBox()
        self.requiredCheck.setText(self.tr('Mandatory'))
        self.requiredCheck.setChecked(True)
        if self.param is not None:
            self.requiredCheck.setChecked(not self.param.flags() & QgsProcessingParameterDefinition.FlagOptional)
        self.verticalLayout.addWidget(self.requiredCheck)

        self.buttonBox = QDialogButtonBox(self)
        self.buttonBox.setOrientation(Qt.Horizontal)
        self.buttonBox.setStandardButtons(QDialogButtonBox.Cancel |
                                          QDialogButtonBox.Ok)
开发者ID:pigreco，项目名称:QGIS，代码行数:70，代码来源:ModelerParameterDefinitionDialog.py

示例6: ModelerParameterDefinitionDialog

# 需要导入模块: from qgis.gui import QgsProjectionSelectionWidget [as 别名]
# 或者: from qgis.gui.QgsProjectionSelectionWidget import setCrs [as 别名]

#.........这里部分代码省略.........
                        if self.param.parentLayerParameterName() == definition.name():
                            self.parentCombo.setCurrentIndex(idx)
                    idx += 1
            self.verticalLayout.addWidget(self.parentCombo)
        elif (self.paramType == ModelerParameterDefinitionDialog.PARAMETER_STRING or
              isinstance(self.param, QgsProcessingParameterString)):
            self.verticalLayout.addWidget(QLabel(self.tr('Default value')))
            self.defaultTextBox = QLineEdit()
            if self.param is not None:
                self.defaultTextBox.setText(self.param.defaultValue())
            self.verticalLayout.addWidget(self.defaultTextBox)
        elif (self.paramType == ModelerParameterDefinitionDialog.PARAMETER_FILE or
              isinstance(self.param, QgsProcessingParameterFile)):
            self.verticalLayout.addWidget(QLabel(self.tr('Type')))
            self.fileFolderCombo = QComboBox()
            self.fileFolderCombo.addItem(self.tr('File'))
            self.fileFolderCombo.addItem(self.tr('Folder'))
            if self.param is not None:
                self.fileFolderCombo.setCurrentIndex(
                    1 if self.param.behavior() == QgsProcessingParameterFile.Folder else 0)
            self.verticalLayout.addWidget(self.fileFolderCombo)
        elif (self.paramType == ModelerParameterDefinitionDialog.PARAMETER_POINT or
              isinstance(self.param, QgsProcessingParameterPoint)):
            self.verticalLayout.addWidget(QLabel(self.tr('Default value')))
            self.defaultTextBox = QLineEdit()
            if self.param is not None:
                self.defaultTextBox.setText(self.param.defaultValue())
            self.verticalLayout.addWidget(self.defaultTextBox)
        elif (self.paramType == ModelerParameterDefinitionDialog.PARAMETER_CRS or
              isinstance(self.param, QgsProcessingParameterCrs)):
            self.verticalLayout.addWidget(QLabel(self.tr('Default value')))
            self.selector = QgsProjectionSelectionWidget()
            if self.param is not None:
                self.selector.setCrs(QgsCoordinateReferenceSystem(self.param.defaultValue()))
            else:
                self.selector.setCrs(QgsCoordinateReferenceSystem('EPSG:4326'))
            self.verticalLayout.addWidget(self.selector)

        self.verticalLayout.addSpacing(20)
        self.requiredCheck = QCheckBox()
        self.requiredCheck.setText(self.tr('Mandatory'))
        self.requiredCheck.setChecked(True)
        if self.param is not None:
            self.requiredCheck.setChecked(not self.param.flags() & QgsProcessingParameterDefinition.FlagOptional)
        self.verticalLayout.addWidget(self.requiredCheck)

        self.buttonBox = QDialogButtonBox(self)
        self.buttonBox.setOrientation(Qt.Horizontal)
        self.buttonBox.setStandardButtons(QDialogButtonBox.Cancel |
                                          QDialogButtonBox.Ok)
        self.buttonBox.setObjectName('buttonBox')
        self.buttonBox.accepted.connect(self.accept)
        self.buttonBox.rejected.connect(self.reject)

        self.verticalLayout.addStretch()
        self.verticalLayout.addWidget(self.buttonBox)

        self.setLayout(self.verticalLayout)

    def accept(self):
        description = str(self.nameTextBox.text())
        if description.strip() == '':
            QMessageBox.warning(self, self.tr('Unable to define parameter'),
                                self.tr('Invalid parameter name'))
            return
        if self.param is None:
开发者ID:sbrunner，项目名称:QGIS，代码行数:70，代码来源:ModelerParameterDefinitionDialog.py

示例7: QgsProjectionSelectionWidget

# 需要导入模块: from qgis.gui import QgsProjectionSelectionWidget [as 别名]
# 或者: from qgis.gui.QgsProjectionSelectionWidget import setCrs [as 别名]
# coding: utf-8
from PyQt4.QtCore import Qt
from qgis.core import QgsCoordinateReferenceSystem
from qgis.gui import QgsUserInputDockWidget, QgsProjectionSelectionWidget
from qgis.utils import iface

projection_selection_widget = QgsProjectionSelectionWidget()
projection_selection_widget.resize(400, 30)
projection_selection_widget.setCrs(QgsCoordinateReferenceSystem('EPSG:4326'))

user_input_dock_widget = QgsUserInputDockWidget()
user_input_dock_widget.addUserInputWidget(projection_selection_widget)

iface.addDockWidget(Qt.RightDockWidgetArea, user_input_dock_widget)
# iface.removeDockWidget(user_input_dock_widget)
开发者ID:GEO-IASS，项目名称:pyqgis-samples，代码行数:17，代码来源:qgis-sample-QgsUserInputDockWidget.py


注：本文中的qgis.gui.QgsProjectionSelectionWidget.setCrs方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。