Python core.QgsUnitTypes类代码示例

OGeek|极客世界-中国程序员成长平台 › 门户 › 编程› Python›Python编程经验

原作者: [db:作者] 来自: [db:来源] 收藏邀请

本文整理汇总了Python中qgis.core.QgsUnitTypes类的典型用法代码示例。如果您正苦于以下问题：Python QgsUnitTypes类的具体用法？Python QgsUnitTypes怎么用？Python QgsUnitTypes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QgsUnitTypes类的20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，您的评价将有助于我们的系统推荐出更棒的Python代码示例。

示例1: test_ExpressionFieldEllipsoidAreaCalculation

    def test_ExpressionFieldEllipsoidAreaCalculation(self):
        #create a temporary layer
        temp_layer = QgsVectorLayer("Polygon?crs=epsg:3111&field=pk:int", "vl", "memory")
        self.assertTrue(temp_layer.isValid())
        f1 = QgsFeature(temp_layer.dataProvider().fields(), 1)
        f1.setAttribute("pk", 1)
        f1.setGeometry(QgsGeometry.fromPolygon([[QgsPoint(2484588, 2425722), QgsPoint(2482767, 2398853), QgsPoint(2520109, 2397715), QgsPoint(2520792, 2425494), QgsPoint(2484588, 2425722)]]))
        temp_layer.dataProvider().addFeatures([f1])

        # set project CRS and ellipsoid
        srs = QgsCoordinateReferenceSystem(3111, QgsCoordinateReferenceSystem.EpsgCrsId)
        QgsProject.instance().writeEntry("SpatialRefSys", "/ProjectCRSProj4String", srs.toProj4())
        QgsProject.instance().writeEntry("SpatialRefSys", "/ProjectCRSID", srs.srsid())
        QgsProject.instance().writeEntry("SpatialRefSys", "/ProjectCrs", srs.authid())
        QgsProject.instance().writeEntry("Measure", "/Ellipsoid", "WGS84")
        QgsProject.instance().writeEntry("Measurement", "/AreaUnits", QgsUnitTypes.encodeUnit(QgsUnitTypes.SquareMeters))

        idx = temp_layer.addExpressionField('$area', QgsField('area', QVariant.Double))  # NOQA

        # check value
        f = temp_layer.getFeatures().next()
        expected = 1009089817.0
        self.assertAlmostEqual(f['area'], expected, delta=1.0)

        # change project area unit, check calculation respects unit
        QgsProject.instance().writeEntry("Measurement", "/AreaUnits", QgsUnitTypes.encodeUnit(QgsUnitTypes.SquareMiles))
        f = temp_layer.getFeatures().next()
        expected = 389.6117565069
        self.assertAlmostEqual(f['area'], expected, 3)

开发者ID:Clayton-Davis，项目名称:QGIS，代码行数:29，代码来源:test_qgsvectorlayer.py

示例2: testEncodeDecodeAreaUnits

    def testEncodeDecodeAreaUnits(self):
        """Test encoding and decoding area units"""
        units = [QgsUnitTypes.AreaSquareMeters,
                 QgsUnitTypes.AreaSquareKilometers,
                 QgsUnitTypes.AreaSquareFeet,
                 QgsUnitTypes.AreaSquareYards,
                 QgsUnitTypes.AreaSquareMiles,
                 QgsUnitTypes.AreaHectares,
                 QgsUnitTypes.AreaAcres,
                 QgsUnitTypes.AreaSquareNauticalMiles,
                 QgsUnitTypes.AreaSquareDegrees,
                 QgsUnitTypes.AreaSquareCentimeters,
                 QgsUnitTypes.AreaSquareMillimeters,
                 QgsUnitTypes.AreaUnknownUnit]

        for u in units:
            res, ok = QgsUnitTypes.decodeAreaUnit(QgsUnitTypes.encodeUnit(u))
            assert ok
            self.assertEqual(res, u)

        # Test decoding bad units
        res, ok = QgsUnitTypes.decodeAreaUnit('bad')
        self.assertFalse(ok)
        self.assertEqual(res, QgsUnitTypes.AreaUnknownUnit)

        # Test that string is cleaned before decoding
        res, ok = QgsUnitTypes.decodeAreaUnit(' Ha  ')
        assert ok
        self.assertEqual(res, QgsUnitTypes.AreaHectares)

开发者ID:SrNetoChan，项目名称:Quantum-GIS，代码行数:29，代码来源:test_qgsunittypes.py

示例3: testAreaUnitsToFromString

    def testAreaUnitsToFromString(self):
        """Test converting area units to and from translated strings"""
        units = [QgsUnitTypes.AreaSquareMeters,
                 QgsUnitTypes.AreaSquareKilometers,
                 QgsUnitTypes.AreaSquareFeet,
                 QgsUnitTypes.AreaSquareYards,
                 QgsUnitTypes.AreaSquareMiles,
                 QgsUnitTypes.AreaHectares,
                 QgsUnitTypes.AreaAcres,
                 QgsUnitTypes.AreaSquareNauticalMiles,
                 QgsUnitTypes.AreaSquareDegrees,
                 QgsUnitTypes.AreaSquareCentimeters,
                 QgsUnitTypes.AreaSquareMillimeters,
                 QgsUnitTypes.AreaUnknownUnit]

        for u in units:
            res, ok = QgsUnitTypes.stringToAreaUnit(QgsUnitTypes.toString(u))
            assert ok
            self.assertEqual(res, u)

        # Test converting bad strings
        res, ok = QgsUnitTypes.stringToAreaUnit('bad')
        self.assertFalse(ok)
        self.assertEqual(res, QgsUnitTypes.AreaUnknownUnit)

        # Test that string is cleaned before conversion
        res, ok = QgsUnitTypes.stringToAreaUnit(' {}  '.format(QgsUnitTypes.toString(QgsUnitTypes.AreaSquareMiles).upper()))
        assert ok
        self.assertEqual(res, QgsUnitTypes.AreaSquareMiles)

开发者ID:SrNetoChan，项目名称:Quantum-GIS，代码行数:29，代码来源:test_qgsunittypes.py

示例4: testFromUnitToUnitFactor

    def testFromUnitToUnitFactor(self):
        """Test calculation of conversion factor between units"""

        expected = {QGis.Meters: {QGis.Meters: 1.0, QGis.Feet: 3.28083989501, QGis.Degrees: 0.00000898315, QGis.NauticalMiles: 0.000539957},
                    QGis.Feet: {QGis.Meters: 0.3048, QGis.Feet: 1.0, QGis.Degrees: 2.73806498599629E-06, QGis.NauticalMiles: 0.000164579},
                    QGis.Degrees: {QGis.Meters: 111319.49079327358, QGis.Feet: 365221.4264871, QGis.Degrees: 1.0, QGis.NauticalMiles: 60.1077164},
                    QGis.NauticalMiles: {QGis.Meters: 1852.0, QGis.Feet: 6076.1154856, QGis.Degrees: 0.0166367990650, QGis.NauticalMiles: 1.0},
                    QGis.UnknownUnit: {QGis.Meters: 1.0, QGis.Feet: 1.0, QGis.Degrees: 1.0, QGis.NauticalMiles: 1.0}
                    }

        for from_unit in expected.keys():
            for to_unit in expected[from_unit].keys():
                expected_factor = expected[from_unit][to_unit]
                res = QgsUnitTypes.fromUnitToUnitFactor(from_unit, to_unit)
                self.assertAlmostEqual(res,
                                       expected_factor,
                                       msg='got {:.7f}, expected {:.7f} when converting from {} to {}'.format(res, expected_factor,
                                                                                                              QgsUnitTypes.toString(from_unit),
                                                                                                              QgsUnitTypes.toString(to_unit)))
                #test conversion to unknown units
                res = QgsUnitTypes.fromUnitToUnitFactor(from_unit, QGis.UnknownUnit)
                self.assertAlmostEqual(res,
                                       1.0,
                                       msg='got {:.7f}, expected 1.0 when converting from {} to unknown units'.format(res, expected_factor,
                                                                                                                      QgsUnitTypes.toString(from_unit)))

开发者ID:andre-ws，项目名称:QGIS，代码行数:25，代码来源:test_qgsunittypes.py

示例5: testAngleFromUnitToUnitFactor

    def testAngleFromUnitToUnitFactor(self):
        """Test calculation of conversion factor between angular units"""

        expected = {QgsUnitTypes.AngleDegrees: {QgsUnitTypes.AngleDegrees: 1.0, QgsUnitTypes.AngleRadians: 0.0174533, QgsUnitTypes.AngleGon: 1.1111111, QgsUnitTypes.AngleMinutesOfArc: 60, QgsUnitTypes.AngleSecondsOfArc: 3600, QgsUnitTypes.AngleTurn: 0.00277777777778},
                    QgsUnitTypes.AngleRadians: {QgsUnitTypes.AngleDegrees: 57.2957795, QgsUnitTypes.AngleRadians: 1.0, QgsUnitTypes.AngleGon: 63.6619772, QgsUnitTypes.AngleMinutesOfArc: 3437.7467708, QgsUnitTypes.AngleSecondsOfArc: 206264.8062471, QgsUnitTypes.AngleTurn: 0.159154943092},
                    QgsUnitTypes.AngleGon: {QgsUnitTypes.AngleDegrees: 0.9000000, QgsUnitTypes.AngleRadians: 0.015707968623450838802, QgsUnitTypes.AngleGon: 1.0, QgsUnitTypes.AngleMinutesOfArc: 54.0000000, QgsUnitTypes.AngleSecondsOfArc: 3240.0000000, QgsUnitTypes.AngleTurn: 0.0025},
                    QgsUnitTypes.AngleMinutesOfArc: {QgsUnitTypes.AngleDegrees: 0.016666672633390722247, QgsUnitTypes.AngleRadians: 0.00029088831280398030638, QgsUnitTypes.AngleGon: 0.018518525464057963154, QgsUnitTypes.AngleMinutesOfArc: 1.0, QgsUnitTypes.AngleSecondsOfArc: 60.0, QgsUnitTypes.AngleTurn: 4.62962962962963e-05},
                    QgsUnitTypes.AngleSecondsOfArc: {QgsUnitTypes.AngleDegrees: 0.00027777787722304257169, QgsUnitTypes.AngleRadians: 4.848138546730629518e-6, QgsUnitTypes.AngleGon: 0.0003086420910674814405, QgsUnitTypes.AngleMinutesOfArc: 0.016666672633325253783, QgsUnitTypes.AngleSecondsOfArc: 1.0, QgsUnitTypes.AngleTurn: 7.71604938271605e-07},
                    QgsUnitTypes.AngleTurn: {QgsUnitTypes.AngleDegrees: 360.0, QgsUnitTypes.AngleRadians: 6.2831853071795, QgsUnitTypes.AngleGon: 400.0, QgsUnitTypes.AngleMinutesOfArc: 21600, QgsUnitTypes.AngleSecondsOfArc: 1296000, QgsUnitTypes.AngleTurn: 1}
                    }

        for from_unit in list(expected.keys()):
            for to_unit in list(expected[from_unit].keys()):
                expected_factor = expected[from_unit][to_unit]
                res = QgsUnitTypes.fromUnitToUnitFactor(from_unit, to_unit)
                self.assertAlmostEqual(res,
                                       expected_factor,
                                       msg='got {:.7f}, expected {:.7f} when converting from {} to {}'.format(res, expected_factor,
                                                                                                              QgsUnitTypes.toString(from_unit),
                                                                                                              QgsUnitTypes.toString(to_unit)))
                # test conversion to unknown units
                res = QgsUnitTypes.fromUnitToUnitFactor(from_unit, QgsUnitTypes.AngleUnknownUnit)
                self.assertAlmostEqual(res,
                                       1.0,
                                       msg='got {:.7f}, expected 1.0 when converting from {} to unknown units'.format(res, expected_factor,
                                                                                                                      QgsUnitTypes.toString(from_unit)))

开发者ID:SrNetoChan，项目名称:Quantum-GIS，代码行数:26，代码来源:test_qgsunittypes.py

示例6: testEncodeDecodeAngleUnits

    def testEncodeDecodeAngleUnits(self):
        """Test encoding and decoding angle units"""
        units = [
            QgsUnitTypes.AngleDegrees,
            QgsUnitTypes.Radians,
            QgsUnitTypes.Gon,
            QgsUnitTypes.MinutesOfArc,
            QgsUnitTypes.SecondsOfArc,
            QgsUnitTypes.Turn,
            QgsUnitTypes.UnknownAngleUnit,
        ]

        for u in units:
            res, ok = QgsUnitTypes.decodeAngleUnit(QgsUnitTypes.encodeUnit(u))
            assert ok, "could not decode unit {}".format(QgsUnitTypes.toString(u))
            self.assertEqual(res, u)

        # Test decoding bad units
        res, ok = QgsUnitTypes.decodeAngleUnit("bad")
        self.assertFalse(ok)
        self.assertEqual(res, QgsUnitTypes.UnknownAngleUnit)

        # Test that string is cleaned before decoding
        res, ok = QgsUnitTypes.decodeAngleUnit(" MoA  ")
        assert ok
        self.assertEqual(res, QgsUnitTypes.MinutesOfArc)

开发者ID:avautour，项目名称:QGIS，代码行数:26，代码来源:test_qgsunittypes.py

示例7: testEncodeDecodeLayoutUnits

    def testEncodeDecodeLayoutUnits(self):
        """Test encoding and decoding layout units"""
        units = [QgsUnitTypes.LayoutMillimeters,
                 QgsUnitTypes.LayoutCentimeters,
                 QgsUnitTypes.LayoutMeters,
                 QgsUnitTypes.LayoutInches,
                 QgsUnitTypes.LayoutFeet,
                 QgsUnitTypes.LayoutPoints,
                 QgsUnitTypes.LayoutPicas,
                 QgsUnitTypes.LayoutPixels]

        for u in units:
            res, ok = QgsUnitTypes.decodeLayoutUnit(QgsUnitTypes.encodeUnit(u))
            assert ok
            self.assertEqual(res, u)

        # Test decoding bad units
        res, ok = QgsUnitTypes.decodeLayoutUnit('bad')
        self.assertFalse(ok)
        # default units should be MM
        self.assertEqual(res, QgsUnitTypes.LayoutMillimeters)

        # Test that string is cleaned before decoding
        res, ok = QgsUnitTypes.decodeLayoutUnit(' px  ')
        assert ok
        self.assertEqual(res, QgsUnitTypes.LayoutPixels)

开发者ID:SrNetoChan，项目名称:Quantum-GIS，代码行数:26，代码来源:test_qgsunittypes.py

示例8: testEncodeDecodeDistanceUnits

    def testEncodeDecodeDistanceUnits(self):
        """Test encoding and decoding distance units"""
        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.decodeDistanceUnit(QgsUnitTypes.encodeUnit(u))
            assert ok
            self.assertEqual(res, u)

        # Test decoding bad units
        res, ok = QgsUnitTypes.decodeDistanceUnit('bad')
        self.assertFalse(ok)
        self.assertEqual(res, QgsUnitTypes.DistanceUnknownUnit)

        # Test that string is cleaned before decoding
        res, ok = QgsUnitTypes.decodeDistanceUnit(' FeEt  ')
        assert ok
        self.assertEqual(res, QgsUnitTypes.DistanceFeet)

开发者ID:SrNetoChan，项目名称:Quantum-GIS，代码行数:27，代码来源:test_qgsunittypes.py

示例9: test_ExpressionFieldEllipsoidLengthCalculation

    def test_ExpressionFieldEllipsoidLengthCalculation(self):
        #create a temporary layer
        temp_layer = QgsVectorLayer("LineString?crs=epsg:3111&field=pk:int", "vl", "memory")
        self.assertTrue(temp_layer.isValid())
        f1 = QgsFeature(temp_layer.dataProvider().fields(), 1)
        f1.setAttribute("pk", 1)
        f1.setGeometry(QgsGeometry.fromPolyline([QgsPoint(2484588, 2425722), QgsPoint(2482767, 2398853)]))
        temp_layer.dataProvider().addFeatures([f1])

        # set project CRS and ellipsoid
        srs = QgsCoordinateReferenceSystem(3111, QgsCoordinateReferenceSystem.EpsgCrsId)
        QgsProject.instance().writeEntry("SpatialRefSys", "/ProjectCRSProj4String", srs.toProj4())
        QgsProject.instance().writeEntry("SpatialRefSys", "/ProjectCRSID", srs.srsid())
        QgsProject.instance().writeEntry("SpatialRefSys", "/ProjectCrs", srs.authid())
        QgsProject.instance().writeEntry("Measure", "/Ellipsoid", "WGS84")
        QgsProject.instance().writeEntry("Measurement", "/DistanceUnits", QgsUnitTypes.encodeUnit(QGis.Meters))

        idx = temp_layer.addExpressionField('$length', QgsField('length', QVariant.Double))  # NOQA

        # check value
        f = temp_layer.getFeatures().next()
        expected = 26932.156
        self.assertAlmostEqual(f['length'], expected, 3)

        # change project length unit, check calculation respects unit
        QgsProject.instance().writeEntry("Measurement", "/DistanceUnits", QgsUnitTypes.encodeUnit(QGis.Feet))
        f = temp_layer.getFeatures().next()
        expected = 88360.0918635
        self.assertAlmostEqual(f['length'], expected, 3)

开发者ID:Clayton-Davis，项目名称:QGIS，代码行数:29，代码来源:test_qgsvectorlayer.py

示例10: testLengthMeasureAndUnits

    def testLengthMeasureAndUnits(self):
        """Test a variety of length measurements in different CRS and ellipsoid modes, to check that the
           calculated lengths and units are always consistent
        """

        da = QgsDistanceArea()
        da.setSourceCrs(QgsCoordinateReferenceSystem.fromSrsId(3452), QgsProject.instance().transformContext())
        da.setEllipsoid("NONE")

        # We check both the measured length AND the units, in case the logic regarding
        # ellipsoids and units changes in future
        distance = da.measureLine(QgsPointXY(1, 1), QgsPointXY(2, 3))
        units = da.lengthUnits()

        print(("measured {} in {}".format(distance, QgsUnitTypes.toString(units))))
        assert ((abs(distance - 2.23606797) < 0.00000001 and units == QgsUnitTypes.DistanceDegrees) or
                (abs(distance - 248.52) < 0.01 and units == QgsUnitTypes.DistanceMeters))

        da.setEllipsoid("WGS84")
        distance = da.measureLine(QgsPointXY(1, 1), QgsPointXY(2, 3))
        units = da.lengthUnits()

        print(("measured {} in {}".format(distance, QgsUnitTypes.toString(units))))
        # should always be in Meters
        self.assertAlmostEqual(distance, 247555.57, delta=0.01)
        self.assertEqual(units, QgsUnitTypes.DistanceMeters)

        # test converting the resultant length
        distance = da.convertLengthMeasurement(distance, QgsUnitTypes.DistanceNauticalMiles)
        self.assertAlmostEqual(distance, 133.669, delta=0.01)

        # now try with a source CRS which is in feet
        da.setSourceCrs(QgsCoordinateReferenceSystem.fromSrsId(27469), QgsProject.instance().transformContext())
        da.setEllipsoid("NONE")
        # measurement should be in feet
        distance = da.measureLine(QgsPointXY(1, 1), QgsPointXY(2, 3))
        units = da.lengthUnits()
        print(("measured {} in {}".format(distance, QgsUnitTypes.toString(units))))
        self.assertAlmostEqual(distance, 2.23606797, delta=0.000001)
        self.assertEqual(units, QgsUnitTypes.DistanceFeet)

        # test converting the resultant length
        distance = da.convertLengthMeasurement(distance, QgsUnitTypes.DistanceMeters)
        self.assertAlmostEqual(distance, 0.6815, delta=0.001)

        da.setEllipsoid("WGS84")
        # now should be in Meters again
        distance = da.measureLine(QgsPointXY(1, 1), QgsPointXY(2, 3))
        units = da.lengthUnits()
        print(("measured {} in {}".format(distance, QgsUnitTypes.toString(units))))
        self.assertAlmostEqual(distance, 0.67953772, delta=0.000001)
        self.assertEqual(units, QgsUnitTypes.DistanceMeters)

        # test converting the resultant length
        distance = da.convertLengthMeasurement(distance, QgsUnitTypes.DistanceFeet)
        self.assertAlmostEqual(distance, 2.2294, delta=0.001)

开发者ID:anitagraser，项目名称:QGIS，代码行数:56，代码来源:test_qgsdistancearea.py

示例11: testLengthMeasureAndUnits

    def testLengthMeasureAndUnits(self):
        """Test a variety of length measurements in different CRS and ellipsoid modes, to check that the
           calculated lengths and units are always consistent
        """

        da = QgsDistanceArea()
        da.setSourceCrs(3452)
        da.setEllipsoidalMode(False)
        da.setEllipsoid("NONE")
        daCRS = QgsCoordinateReferenceSystem()
        daCRS.createFromSrsId(da.sourceCrs())

        # We check both the measured length AND the units, in case the logic regarding
        # ellipsoids and units changes in future
        distance = da.measureLine(QgsPoint(1, 1), QgsPoint(2, 3))
        units = da.lengthUnits()

        print "measured {} in {}".format(distance, QgsUnitTypes.toString(units))
        assert ((abs(distance - 2.23606797) < 0.00000001 and units == QGis.Degrees) or
                (abs(distance - 248.52) < 0.01 and units == QGis.Meters))

        da.setEllipsoid("WGS84")
        distance = da.measureLine(QgsPoint(1, 1), QgsPoint(2, 3))
        units = da.lengthUnits()

        print "measured {} in {}".format(distance, QgsUnitTypes.toString(units))
        assert ((abs(distance - 2.23606797) < 0.00000001 and units == QGis.Degrees) or
                (abs(distance - 248.52) < 0.01 and units == QGis.Meters))

        da.setEllipsoidalMode(True)
        distance = da.measureLine(QgsPoint(1, 1), QgsPoint(2, 3))
        units = da.lengthUnits()

        print "measured {} in {}".format(distance, QgsUnitTypes.toString(units))
        # should always be in Meters
        self.assertAlmostEqual(distance, 247555.57, delta=0.01)
        self.assertEqual(units, QGis.Meters)

        # now try with a source CRS which is in feet
        da.setSourceCrs(27469)
        da.setEllipsoidalMode(False)
        # measurement should be in feet
        distance = da.measureLine(QgsPoint(1, 1), QgsPoint(2, 3))
        units = da.lengthUnits()
        print "measured {} in {}".format(distance, QgsUnitTypes.toString(units))
        self.assertAlmostEqual(distance, 2.23606797, delta=0.000001)
        self.assertEqual(units, QGis.Feet)

        da.setEllipsoidalMode(True)
        # now should be in Meters again
        distance = da.measureLine(QgsPoint(1, 1), QgsPoint(2, 3))
        units = da.lengthUnits()
        print "measured {} in {}".format(distance, QgsUnitTypes.toString(units))
        self.assertAlmostEqual(distance, 0.67953772, delta=0.000001)
        self.assertEqual(units, QGis.Meters)

开发者ID:BlitzGLEP1326，项目名称:QGIS，代码行数:55，代码来源:test_qgsdistancearea.py

示例12: setUnits

 def setUnits(self, units):
     self.label.setText(QgsUnitTypes.toString(units))
     if QgsUnitTypes.unitType(units) != QgsUnitTypes.Standard:
         self.units_combo.hide()
         self.label.show()
     else:
         self.units_combo.setCurrentIndex(self.units_combo.findData(units))
         self.units_combo.show()
         self.label.hide()
     self.warning_label.setVisible(units == QgsUnitTypes.DistanceDegrees)
     self.base_units = units

开发者ID:borysiasty，项目名称:QGIS，代码行数:11，代码来源:NumberInputPanel.py

示例13: getValue

    def getValue(self):
        val = super().getValue()
        if isinstance(val, float) and self.units_combo.isVisible():
            display_unit = self.units_combo.currentData()
            return val * QgsUnitTypes.fromUnitToUnitFactor(display_unit, self.base_units)

        return val

开发者ID:borysiasty，项目名称:QGIS，代码行数:7，代码来源:NumberInputPanel.py

示例14: init

    def __init__(self, param):
        super().__init__(param)

        self.label = QLabel('')

        self.units_combo = QComboBox()
        self.base_units = QgsUnitTypes.DistanceUnknownUnit
        for u in (QgsUnitTypes.DistanceMeters,
                  QgsUnitTypes.DistanceKilometers,
                  QgsUnitTypes.DistanceFeet,
                  QgsUnitTypes.DistanceMiles,
                  QgsUnitTypes.DistanceYards):
            self.units_combo.addItem(QgsUnitTypes.toString(u), u)

        label_margin = self.fontMetrics().width('X')
        self.layout().insertSpacing(1, label_margin / 2)
        self.layout().insertWidget(2, self.label)
        self.layout().insertWidget(3, self.units_combo)
        self.layout().insertSpacing(4, label_margin / 2)
        self.warning_label = QLabel()
        icon = QgsApplication.getThemeIcon('mIconWarning.svg')
        size = max(24, self.spnValue.height() * 0.5)
        self.warning_label.setPixmap(icon.pixmap(icon.actualSize(QSize(size, size))))
        self.warning_label.setToolTip(self.tr('Distance is in geographic degrees. Consider reprojecting to a projected local coordinate system for accurate results.'))
        self.layout().insertWidget(4, self.warning_label)
        self.layout().insertSpacing(5, label_margin)

        self.setUnits(QgsUnitTypes.DistanceUnknownUnit)

开发者ID:borysiasty，项目名称:QGIS，代码行数:28，代码来源:NumberInputPanel.py

示例15: createBackgroundSettings

 def createBackgroundSettings(self):
     s = QgsTextBackgroundSettings()
     s.setEnabled(True)
     s.setType(QgsTextBackgroundSettings.ShapeEllipse)
     s.setSvgFile('svg.svg')
     s.setSizeType(QgsTextBackgroundSettings.SizeFixed)
     s.setSize(QSizeF(1, 2))
     s.setSizeUnit(QgsUnitTypes.RenderPixels)
     s.setSizeMapUnitScale(QgsMapUnitScale(1, 2))
     s.setRotationType(QgsTextBackgroundSettings.RotationFixed)
     s.setRotation(45)
     s.setOffset(QPointF(3, 4))
     s.setOffsetUnit(QgsUnitTypes.RenderMapUnits)
     s.setOffsetMapUnitScale(QgsMapUnitScale(5, 6))
     s.setRadii(QSizeF(11, 12))
     s.setRadiiUnit(QgsUnitTypes.RenderPixels)
     s.setRadiiMapUnitScale(QgsMapUnitScale(15, 16))
     s.setFillColor(QColor(255, 0, 0))
     s.setStrokeColor(QColor(0, 255, 0))
     s.setOpacity(0.5)
     s.setJoinStyle(Qt.RoundJoin)
     s.setBlendMode(QPainter.CompositionMode_Difference)
     s.setStrokeWidth(7)
     s.setStrokeWidthUnit(QgsUnitTypes.RenderMapUnits)
     s.setStrokeWidthMapUnitScale(QgsMapUnitScale(QgsMapUnitScale(25, 26)))
     s.setPaintEffect(QgsBlurEffect.create({'blur_level': '6.0', 'blur_unit': QgsUnitTypes.encodeUnit(QgsUnitTypes.RenderMillimeters), 'enabled': '1'}))
     return s

开发者ID:alexbruy，项目名称:QGIS，代码行数:27，代码来源:test_qgstextformatwidget.py

示例16: testAbbreviateLayoutUnits

    def testAbbreviateLayoutUnits(self):
        """Test abbreviating layout units"""
        units = [QgsUnitTypes.LayoutMillimeters,
                 QgsUnitTypes.LayoutCentimeters,
                 QgsUnitTypes.LayoutMeters,
                 QgsUnitTypes.LayoutInches,
                 QgsUnitTypes.LayoutFeet,
                 QgsUnitTypes.LayoutPoints,
                 QgsUnitTypes.LayoutPicas,
                 QgsUnitTypes.LayoutPixels]

        used = set()
        for u in units:
            self.assertTrue(QgsUnitTypes.toString(u))
            self.assertTrue(QgsUnitTypes.toAbbreviatedString(u))
            self.assertFalse(QgsUnitTypes.toAbbreviatedString(u) in used)
            used.add(QgsUnitTypes.toAbbreviatedString(u))

开发者ID:SrNetoChan，项目名称:Quantum-GIS，代码行数:17，代码来源:test_qgsunittypes.py

示例17: testAbbreviateRenderUnits

    def testAbbreviateRenderUnits(self):
        """Test abbreviating render units"""
        units = [QgsUnitTypes.RenderMillimeters,
                 QgsUnitTypes.RenderMapUnits,
                 QgsUnitTypes.RenderPixels,
                 QgsUnitTypes.RenderPercentage,
                 QgsUnitTypes.RenderPoints,
                 QgsUnitTypes.RenderInches,
                 QgsUnitTypes.RenderUnknownUnit,
                 QgsUnitTypes.RenderMetersInMapUnits]

        used = set()
        for u in units:
            self.assertTrue(QgsUnitTypes.toString(u))
            self.assertTrue(QgsUnitTypes.toAbbreviatedString(u))
            self.assertFalse(QgsUnitTypes.toAbbreviatedString(u) in used)
            used.add(QgsUnitTypes.toAbbreviatedString(u))

开发者ID:m-kuhn，项目名称:QGIS，代码行数:17，代码来源:test_qgsunittypes.py

示例18: testEncodeDecodeDistanceUnits

    def testEncodeDecodeDistanceUnits(self):
        """Test encoding and decoding distance units"""
        units = [QGis.Meters, QGis.Feet, QGis.Degrees, QGis.UnknownUnit, QGis.NauticalMiles]

        for u in units:
            res, ok = QgsUnitTypes.decodeDistanceUnit(QgsUnitTypes.encodeUnit(u))
            assert ok
            self.assertEqual(res, u)

        # Test decoding bad units
        res, ok = QgsUnitTypes.decodeDistanceUnit("bad")
        self.assertFalse(ok)
        self.assertEqual(res, QGis.UnknownUnit)

        # Test that string is cleaned before decoding
        res, ok = QgsUnitTypes.decodeDistanceUnit(" FeEt  ")
        assert ok
        self.assertEqual(res, QGis.Feet)

开发者ID:avautour，项目名称:QGIS，代码行数:18，代码来源:test_qgsunittypes.py

示例19: testEncodeDecodeSymbolUnits

    def testEncodeDecodeSymbolUnits(self):
        """Test encoding and decoding symbol units"""
        units = [QgsSymbolV2.MM, QgsSymbolV2.MapUnit, QgsSymbolV2.Pixel, QgsSymbolV2.Percentage]

        for u in units:
            res, ok = QgsUnitTypes.decodeSymbolUnit(QgsUnitTypes.encodeUnit(u))
            assert ok
            self.assertEqual(res, u)

        # Test decoding bad units
        res, ok = QgsUnitTypes.decodeSymbolUnit("bad")
        self.assertFalse(ok)
        # default units should be MM
        self.assertEqual(res, QgsSymbolV2.MM)

        # Test that string is cleaned before decoding
        res, ok = QgsUnitTypes.decodeSymbolUnit(" PiXeL  ")
        assert ok
        self.assertEqual(res, QgsSymbolV2.Pixel)

开发者ID:avautour，项目名称:QGIS，代码行数:19，代码来源:test_qgsunittypes.py

示例20: testFormatAngle

 def testFormatAngle(self):
     """Test formatting angles"""
     self.assertEqual(QgsUnitTypes.formatAngle(45, 3, QgsUnitTypes.AngleDegrees), '45.000°')
     self.assertEqual(QgsUnitTypes.formatAngle(1, 2, QgsUnitTypes.AngleRadians), '1.00 rad')
     self.assertEqual(QgsUnitTypes.formatAngle(1, 0, QgsUnitTypes.AngleGon), '1 gon')
     self.assertEqual(QgsUnitTypes.formatAngle(1.11111111, 4, QgsUnitTypes.AngleMinutesOfArc), '1.1111′')
     self.assertEqual(QgsUnitTypes.formatAngle(1.99999999, 2, QgsUnitTypes.AngleSecondsOfArc), '2.00″')
     self.assertEqual(QgsUnitTypes.formatAngle(1, 2, QgsUnitTypes.AngleTurn), '1.00 tr')
     self.assertEqual(QgsUnitTypes.formatAngle(1, 2, QgsUnitTypes.AngleUnknownUnit), '1.00')

开发者ID:SrNetoChan，项目名称:Quantum-GIS，代码行数:9，代码来源:test_qgsunittypes.py

注：本文中的qgis.core.QgsUnitTypes类示例由纯净天空整理自Github/MSDocs等源码及文档管理平台，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。

鲜花

握手

雷人

路过

鸡蛋

该文章已有0人参与评论

请发表评论

全部评论

专题导读

More+

10-27 六六分期app的软件客服如何联系？(六六分期

11-06 可心卡盟:win10系统火狐flash插件崩溃怎么

11-06 亲亲特价:怎么删除回收站图标

11-06 济南大学虚拟社区:鲁大师节能降温的具体办

11-06 xlueops.exe:无线网络安装向导

11-06 女斗合众国:win7系统cf与主机连接不稳定怎

11-06 0xc000022-[cf烟雾头]cf怎么调烟雾头

11-06 qizideyouhuo:应用程序无法正常启动0xc0000

11-06 ipz-185:win7系统vcf文件怎么打开

11-06 傻哥蹦迪:win10系统s4怎么打开usb调试

11-06 八神浩树gtaste:回收站清空了怎么恢复

11-06 妖尾之黑色守护:win10系统电脑没有1440x900

11-06 校园至尊魔王小说:win7系统浏览网页时字体

11-06 女斗合众国:win10系统访问共享文件夹提示请

11-06 tokyo hot n0654:恢复win7系统默认字体一招

11-06 雨酷仙境:设置win7系统转移临时文件夹腾出

11-06 阿穆纳伊之杖:win7系统开始菜单在右边还原

11-06 tunespotting:win10系统火狐flash插件总是

11-06 甘尔葛分析师：计谋网站seo关键词暴涨有什

11-06 蔡贵霖: 计谋网站seo关键词暴涨有什么秘密

11-06 博益网首页:ao3网页版进入不了解决方法

11-06 漏斗子专栏: 网站数据分析小白易懂精华篇

11-06 见证双虹怎么做:win7系统开启telnet命令的

11-06 颾狐蝶蜋:系统资源不足无法完成请求的服务

11-06 国光中学校歌:提交网站到alexa查询详细步骤

11-06 西安有情天:静态网页和动态网页的区别

11-06 红木雅尚斋:外部链接构造对网站的好处

11-06 前官礼遇：防止域名劫持–增强域安全性的10

11-06 密传二转答案: 中文分词算法有哪些

11-06 金泉家园邮编:百度快照劫持的表现及应对方

Python core.QgsValueRelationFieldFormatter类代码示例发布时间：2022-05-26

Python core.QgsTransaction类代码示例发布时间：2022-05-26

Python util.grid_equal函数代码示例

1 Python 入门教程

Python入门教程 Python 是一种解释型、面向对象、动态数据类型的高级程序设计语言。 P

阅读：13788|2022-01-22

2 Python wikiutil.getFrontPage函数代码示例

Python wikiutil.getFrontPage函数代码示例

阅读：10177|2022-05-24

3 Python 简介

Python 简介 Python 是一个高层次的结合了解释性、编译性、互动性和面向对象的脚本

阅读：4076|2022-01-22

4 Python tests.group函数代码示例

Python tests.group函数代码示例

阅读：4039|2022-05-27

5 Python util.check_if_user_has_permission

Python util.check_if_user_has_permission函数代码示例

阅读：3832|2022-05-27

6 Python 操练实例98

Python 练习实例98 Python 100例题目：从键盘输入一个字符串，将小写字母全部转换成大

阅读：3508|2022-01-22

7 Python 环境搭建

Python 环境搭建本章节我们将向大家介绍如何在本地搭建 Python 开发环境。 Py

阅读：3029|2022-01-22

8 Python output.darkgreen函数代码示例

Python output.darkgreen函数代码示例

阅读：2646|2022-05-25

9 Python 基础语法

Python 基础语法 Python 语言与 Perl，C 和 Java 等语言有许多相似之处。但是，也

阅读：2636|2022-01-22

10 Python 中文编码

Python 中文编码前面章节中我们已经学会了如何用 Python 输出 Hello, World!，英文没

阅读：2293|2022-01-22

客服电话

电子邮件

Python core.QgsUnitTypes类代码示例

示例1: test_ExpressionFieldEllipsoidAreaCalculation

示例2: testEncodeDecodeAreaUnits

示例3: testAreaUnitsToFromString

示例4: testFromUnitToUnitFactor

示例5: testAngleFromUnitToUnitFactor

示例6: testEncodeDecodeAngleUnits

示例7: testEncodeDecodeLayoutUnits

示例8: testEncodeDecodeDistanceUnits

示例9: test_ExpressionFieldEllipsoidLengthCalculation

示例10: testLengthMeasureAndUnits

示例11: testLengthMeasureAndUnits

示例12: setUnits

示例13: getValue

示例14: __init__

示例15: createBackgroundSettings

示例16: testAbbreviateLayoutUnits

示例17: testAbbreviateRenderUnits

示例18: testEncodeDecodeDistanceUnits

示例19: testEncodeDecodeSymbolUnits

示例20: testFormatAngle

请发表评论

全部评论

上一篇：

下一篇：

Python util.grid_equal函数代码示例

Python util.get_worker_name函数代码示例

Python util.get_webmention_target函数代

Python util.get_uuid函数代码示例

Python util.get_type_by_name函数代码示例

Python util.grid_equal函数代码示例

Python util.get_worker_name函数代码示例

Python util.get_webmention_target函数代

Python util.get_uuid函数代码示例

Python util.get_type_by_name函数代码示例

Python util.get_stdout函数代码示例

关于我们

产品与服务

解决方案

139-2527-9053

示例14: init