def testRenderMetersInMapUnits(self): crs_wsg84 = QgsCoordinateReferenceSystem.fromOgcWmsCrs('EPSG:4326') rt_extent = QgsRectangle(13.37768985634235, 52.51625705830762, 13.37771931686235, 52.51628651882762) point_berlin_wsg84 = QgsPointXY(13.37770458660236, 52.51627178856762) length_wsg84_mapunits = 0.00001473026350140572 meters_test = 2.40 da_wsg84 = QgsDistanceArea() da_wsg84.setSourceCrs(crs_wsg84, QgsProject.instance().transformContext()) if (da_wsg84.sourceCrs().isGeographic()): da_wsg84.setEllipsoid(da_wsg84.sourceCrs().ellipsoidAcronym()) length_meter_mapunits = da_wsg84.measureLineProjected(point_berlin_wsg84, 1.0, (math.pi / 2)) meters_test_mapunits = meters_test * length_wsg84_mapunits meters_test_pixel = meters_test * length_wsg84_mapunits ms = QgsMapSettings() ms.setDestinationCrs(crs_wsg84) ms.setExtent(rt_extent) r = QgsRenderContext.fromMapSettings(ms) r.setExtent(rt_extent) self.assertEqual(r.extent().center().toString(7), point_berlin_wsg84.toString(7)) c = QgsMapUnitScale() r.setDistanceArea(da_wsg84) result_test_painterunits = r.convertToPainterUnits(meters_test, QgsUnitTypes.RenderMetersInMapUnits, c) self.assertEqual(QgsDistanceArea.formatDistance(result_test_painterunits, 7, QgsUnitTypes.DistanceUnknownUnit, True), QgsDistanceArea.formatDistance(meters_test_mapunits, 7, QgsUnitTypes.DistanceUnknownUnit, True)) result_test_mapunits = r.convertToMapUnits(meters_test, QgsUnitTypes.RenderMetersInMapUnits, c) self.assertEqual(QgsDistanceArea.formatDistance(result_test_mapunits, 7, QgsUnitTypes.DistanceDegrees, True), QgsDistanceArea.formatDistance(meters_test_mapunits, 7, QgsUnitTypes.DistanceDegrees, True)) result_test_meters = r.convertFromMapUnits(meters_test_mapunits, QgsUnitTypes.RenderMetersInMapUnits) self.assertEqual(QgsDistanceArea.formatDistance(result_test_meters, 1, QgsUnitTypes.DistanceMeters, True), QgsDistanceArea.formatDistance(meters_test, 1, QgsUnitTypes.DistanceMeters, True))
def testRenderMetersInMapUnits(self): crs_wsg84 = QgsCoordinateReferenceSystem.fromOgcWmsCrs('EPSG:4326') rt_extent = QgsRectangle(13.37768985634235, 52.51625705830762, 13.37771931686235, 52.51628651882762) point_berlin_wsg84 = QgsPointXY(13.37770458660236, 52.51627178856762) length_wsg84_mapunits = 0.00001473026350140572 meters_test = 2.40 da_wsg84 = QgsDistanceArea() da_wsg84.setSourceCrs(crs_wsg84, QgsProject.instance().transformContext()) if (da_wsg84.sourceCrs().isGeographic()): da_wsg84.setEllipsoid(da_wsg84.sourceCrs().ellipsoidAcronym()) meters_test_mapunits = meters_test * length_wsg84_mapunits ms = QgsMapSettings() ms.setDestinationCrs(crs_wsg84) ms.setExtent(rt_extent) ms.setOutputSize(QSize(50, 50)) r = QgsRenderContext.fromMapSettings(ms) r.setExtent(rt_extent) self.assertEqual(r.extent().center().toString(7), point_berlin_wsg84.toString(7)) c = QgsMapUnitScale() r.setDistanceArea(da_wsg84) result_test_painterunits = r.convertToPainterUnits( meters_test, QgsUnitTypes.RenderMetersInMapUnits, c) self.assertAlmostEqual(result_test_painterunits, 60.0203759, 1) result_test_painterunits = r.convertToPainterUnits( -meters_test, QgsUnitTypes.RenderMetersInMapUnits, c) self.assertAlmostEqual(result_test_painterunits, -60.0203759, 1) result_test_mapunits = r.convertToMapUnits( meters_test, QgsUnitTypes.RenderMetersInMapUnits, c) self.assertEqual( QgsDistanceArea.formatDistance(result_test_mapunits, 7, QgsUnitTypes.DistanceDegrees, True), QgsDistanceArea.formatDistance(meters_test_mapunits, 7, QgsUnitTypes.DistanceDegrees, True)) result_test_mapunits = r.convertToMapUnits( -meters_test, QgsUnitTypes.RenderMetersInMapUnits, c) self.assertEqual( QgsDistanceArea.formatDistance(result_test_mapunits, 7, QgsUnitTypes.DistanceDegrees, True), QgsDistanceArea.formatDistance(-meters_test_mapunits, 7, QgsUnitTypes.DistanceDegrees, True)) result_test_meters = r.convertFromMapUnits( meters_test_mapunits, QgsUnitTypes.RenderMetersInMapUnits) self.assertEqual( QgsDistanceArea.formatDistance(result_test_meters, 1, QgsUnitTypes.DistanceMeters, True), QgsDistanceArea.formatDistance(meters_test, 1, QgsUnitTypes.DistanceMeters, True)) # attempting to convert to meters in map units when no extent is available should fallback to a very # approximate degrees -> meters conversion r.setExtent(QgsRectangle()) self.assertAlmostEqual( r.convertToPainterUnits(5555, QgsUnitTypes.RenderMetersInMapUnits), 84692, -10)
def distance(start, end, crs): distance = QgsDistanceArea() # distance.setEllipsoidalMode(True) if crs is not None: distance.setSourceCrs(crs, QgsProject.instance().transformContext()) if distance.sourceCrs().isGeographic(): distance.setEllipsoid(distance.sourceCrs().ellipsoidAcronym()) else: distance.setEllipsoid('WGS84') return distance.measureLine(QgsPointXY(start), QgsPointXY(end))
def AddDrawPolygonOnMap(poly_coordinates): """ Add Polygon Layer """ polyLyr = selectLayerByName(Polygon_lyr, groupName) if polyLyr is None: return polyLyr.startEditing() feature = QgsFeature() point = QPointF() # create float polygon --> construcet out of 'point' list_polygon = QPolygonF() for x in range(0, len(poly_coordinates)): if x % 2 == 0: point.setX(poly_coordinates[x]) point.setY(poly_coordinates[x + 1]) list_polygon.append(point) point.setX(poly_coordinates[0]) point.setY(poly_coordinates[1]) list_polygon.append(point) geomP = QgsGeometry.fromQPolygonF(list_polygon) feature.setGeometry(geomP) # Calculate Area WSG84 (Meters) area_wsg84 = QgsDistanceArea() area_wsg84.setSourceCrs( QgsCoordinateReferenceSystem.fromOgcWmsCrs("EPSG:4326"), _layerreg.transformContext(), ) if area_wsg84.sourceCrs().isGeographic(): area_wsg84.setEllipsoid(area_wsg84.sourceCrs().ellipsoidAcronym()) # Calculate Centroid try: centroid = feature.geometry().centroid().asPoint() except Exception: iface.vectorLayerTools().stopEditing(polyLyr, False) return False feature.setAttributes([ centroid.x(), centroid.y(), 0.0, area_wsg84.measurePolygon(geomP.asPolygon()[0]), ]) polyLyr.addFeatures([feature]) CommonLayer(polyLyr) return True
def getInstructionsToWaypoint(waypoint, gpsinfo): point = QgsPointXY(gpsinfo.longitude, gpsinfo.latitude) qgsdistance = QgsDistanceArea() qgsdistance.setSourceCrs( QgsCoordinateReferenceSystem(4326), QgsProject.instance().transformContext() ) qgsdistance.setEllipsoid(qgsdistance.sourceCrs().ellipsoidAcronym()) wpangle = math.degrees(qgsdistance.bearing(point, waypoint)) dist = qgsdistance.convertLengthMeasurement( qgsdistance.measureLine(waypoint, point), QgsUnitTypes.DistanceMeters ) timeleft = dist / 1000 / gpsinfo.speed * 3600 delta = datetime.timedelta(seconds=timeleft) eta = datetime.datetime.now() + delta eta_string = eta.strftime("%H:%M") return { "heading": gpsinfo.direction, "wpangle": wpangle, "distleft": formatdist(dist), "raw_distleft": dist, "speed": gpsinfo.speed, "eta": eta_string, }
def testCrs(self): # test setting/getting the source CRS da = QgsDistanceArea() # try setting using a CRS object crs = QgsCoordinateReferenceSystem(3111, QgsCoordinateReferenceSystem.EpsgCrsId) da.setSourceCrs(crs) self.assertEqual(da.sourceCrs().srsid(), crs.srsid())
def testCrs(self): # test setting/getting the source CRS da = QgsDistanceArea() # try setting using a CRS object crs = QgsCoordinateReferenceSystem(3111, QgsCoordinateReferenceSystem.EpsgCrsId) da.setSourceCrs(crs, QgsProject.instance().transformContext()) self.assertEqual(da.sourceCrs().srsid(), crs.srsid())
def AddDrawPolygonOnMap(poly_coordinates): ''' Add Polygon Layer ''' polyLyr = qgsu.selectLayerByName(Polygon_lyr) if polyLyr is None: return polyLyr.startEditing() feature = QgsFeature() point = QPointF() # create float polygon --> construcet out of 'point' list_polygon = QPolygonF() for x in range(0, len(poly_coordinates)): if x % 2 == 0: point.setX(poly_coordinates[x]) point.setY(poly_coordinates[x + 1]) list_polygon.append(point) point.setX(poly_coordinates[0]) point.setY(poly_coordinates[1]) list_polygon.append(point) geomP = QgsGeometry.fromQPolygonF(list_polygon) feature.setGeometry(geomP) # Calculate Area WSG84 (Meters) area_wsg84 = QgsDistanceArea() area_wsg84.setSourceCrs( QgsCoordinateReferenceSystem.fromOgcWmsCrs('EPSG:4326'), QgsProject.instance().transformContext()) if (area_wsg84.sourceCrs().isGeographic()): area_wsg84.setEllipsoid(area_wsg84.sourceCrs().ellipsoidAcronym()) # Calculate Centroid centroid = feature.geometry().centroid().asPoint() feature.setAttributes([ centroid.x(), centroid.y(), 0.0, area_wsg84.measurePolygon(geomP.asPolygon()[0]) ]) polyLyr.addFeatures([feature]) CommonLayer(polyLyr) return
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)
def testMeasureLineProjected(self): # +-+ # | | # +-+ + # test setting/getting the source CRS da_3068 = QgsDistanceArea() da_wsg84 = QgsDistanceArea() da_3068.setSourceCrs(QgsCoordinateReferenceSystem.fromOgcWmsCrs('EPSG:3068')) if (da_3068.sourceCrs().isGeographic()): da_3068.setEllipsoid(da_3068.sourceCrs().ellipsoidAcronym()) print(("setting [{}] srid [{}] description [{}]".format(u'Soldner Berlin', da_3068.sourceCrs().authid(), da_3068.sourceCrs().description()))) self.assertEqual(da_3068.sourceCrs().authid(), 'EPSG:3068') da_wsg84.setSourceCrs(QgsCoordinateReferenceSystem.fromOgcWmsCrs('EPSG:4326')) if (da_wsg84.sourceCrs().isGeographic()): da_wsg84.setEllipsoid(da_wsg84.sourceCrs().ellipsoidAcronym()) self.assertEqual(da_wsg84.sourceCrs().authid(), 'EPSG:4326') print(("setting [{}] srid [{}] description [{}] isGeographic[{}]".format(u'Wsg84', da_wsg84.sourceCrs().authid(), da_wsg84.sourceCrs().description(), da_wsg84.sourceCrs().isGeographic()))) # print(("-- projectionAcronym[{}] ellipsoidAcronym[{}] toWkt[{}] mapUnits[{}] toProj4[{}]".format(da_wsg84.sourceCrs().projectionAcronym(),da_wsg84.sourceCrs().ellipsoidAcronym(), da_wsg84.sourceCrs().toWkt(),da_wsg84.sourceCrs().mapUnits(),da_wsg84.sourceCrs().toProj4()))) print(("Testing Position change for[{}] years[{}]".format(u'Ampelanlage - Potsdamer Platz, Verkehrsinsel', u'1924 and 1998'))) # 1924-10-24 SRID=3068;POINT(23099.49 20296.69) # 1924-10-24 SRID=4326;POINT(13.37650707988041 52.50952361017194) # 1998-10-02 SRID=3068;POINT(23082.30 20267.80) # 1998-10-02 SRID=4326;POINT(13.37625537334001 52.50926345498337) # values returned by spatialite point_soldner_1924 = QgsPoint(23099.49, 20296.69) point_soldner_1998 = QgsPoint(23082.30, 20267.80) distance_soldner_meters = 33.617379 azimuth_soldner_1924 = 3.678339 # ST_Transform(point_soldner_1924,point_soldner_1998,4326) point_wsg84_1924 = QgsPoint(13.37650707988041, 52.50952361017194) point_wsg84_1998 = QgsPoint(13.37625537334001, 52.50926345498337) # ST_Distance(point_wsg84_1924,point_wsg84_1998,1) distance_wsg84_meters = 33.617302 # ST_Distance(point_wsg84_1924,point_wsg84_1998) # distance_wsg84_mapunits=0.000362 distance_wsg84_mapunits_format = QgsDistanceArea.formatDistance(0.000362, 7, QgsUnitTypes.DistanceDegrees, True) # ST_Azimuth(point_wsg84_1924,point_wsg84_1998) azimuth_wsg84_1924 = 3.674878 # ST_Azimuth(point_wsg84_1998,point_wsg84_1998) azimuth_wsg84_1998 = 0.533282 # ST_Project(point_wsg84_1924,33.617302,3.674878) # SRID=4326;POINT(13.37625537318728 52.50926345503591) point_soldner_1998_project = QgsPoint(13.37625537318728, 52.50926345503591) # ST_Project(point_wsg84_1998,33.617302,0.533282) # SRID=4326;POINT(13.37650708009255 52.50952361009799) point_soldner_1924_project = QgsPoint(13.37650708009255, 52.50952361009799) distance_qpoint = point_soldner_1924.distance(point_soldner_1998) azimuth_qpoint = point_soldner_1924.azimuth(point_soldner_1998) point_soldner_1998_result = point_soldner_1924.project(distance_qpoint, azimuth_qpoint) point_soldner_1924_result = QgsPoint(0, 0) point_soldner_1998_result = QgsPoint(0, 0) # Test meter based projected point from point_1924 to point_1998 length_1998_mapunits, point_soldner_1998_result = da_3068.measureLineProjected(point_soldner_1924, distance_soldner_meters, azimuth_qpoint) self.assertEqual(point_soldner_1998_result.toString(6), point_soldner_1998.toString(6)) # Test degree based projected point from point_1924 1 meter due East point_wsg84_meter_result = QgsPoint(0, 0) point_wsg84_1927_meter = QgsPoint(13.37652180838435, 52.50952361017102) length_meter_mapunits, point_wsg84_meter_result = da_wsg84.measureLineProjected(point_wsg84_1924, 1.0, (math.pi / 2)) self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, QgsUnitTypes.DistanceDegrees, True), '0.0000147 deg') self.assertEqual(point_wsg84_meter_result.toString(7), point_wsg84_1927_meter.toString(7)) point_wsg84_1998_result = QgsPoint(0, 0) length_1928_mapunits, point_wsg84_1998_result = da_wsg84.measureLineProjected(point_wsg84_1924, distance_wsg84_meters, azimuth_wsg84_1924) self.assertEqual(QgsDistanceArea.formatDistance(length_1928_mapunits, 7, QgsUnitTypes.DistanceDegrees, True), distance_wsg84_mapunits_format) self.assertEqual(point_wsg84_1998_result.toString(7), point_wsg84_1998.toString(7))
def maneuverForPoint(self, pt, speed): min_dist = MAX_DISTANCE_FOR_NAVIGATION closest_leg = None closest_segment = None qgsdistance = QgsDistanceArea() qgsdistance.setSourceCrs(QgsCoordinateReferenceSystem(4326), QgsProject.instance().transformContext()) qgsdistance.setEllipsoid(qgsdistance.sourceCrs().ellipsoidAcronym()) legs = list(self.maneuvers.keys()) for i, line in enumerate(legs): _, _pt, segment, _ = line.closestSegmentWithContext(pt) dist = qgsdistance.convertLengthMeasurement( qgsdistance.measureLine(pt, _pt), QgsUnitTypes.DistanceMeters) if dist < min_dist: closest_leg = line closest_segment = segment closest_point = _pt min_dist = dist if closest_leg is not None: leg_points = closest_leg.asPolyline() maneuvers = self.maneuvers[closest_leg] for i, maneuver in enumerate(maneuvers[:-1]): if (maneuver["begin_shape_index"] < closest_segment and maneuver["end_shape_index"] >= closest_segment): points = [closest_point] points.extend( leg_points[closest_segment:maneuver["end_shape_index"]] ) distance_to_next = qgsdistance.convertLengthMeasurement( qgsdistance.measureLine(points), QgsUnitTypes.DistanceMeters) message = maneuvers[i + 1]['instruction'] if i == len(maneuvers) - 2: distance_to_next2 = None message2 = "" icon2 = _icon_path("transparentpixel") else: next_maneuver = maneuvers[i + 2] distance_to_next2 = maneuvers[i + 1]['length'] * 1000 message2 = next_maneuver['instruction'] icon2 = icon_path_for_maneuver(maneuvers[i + 2]["type"]) icon = icon_path_for_maneuver(maneuvers[i + 1]["type"]) time_to_next = distance_to_next / 1000 / speed * 3600 try: maneuvers_ahead = maneuvers[i + 1:] except IndexError: maneuvers_ahead = [] timeleft = time_to_next + sum( [m["time"] for m in maneuvers_ahead]) distanceleft = distance_to_next + sum( [m["length"] for m in maneuvers_ahead]) * 1000 delta = datetime.timedelta(seconds=timeleft) timeleft_string = ":".join(str(delta).split(":")[:-1]) eta = datetime.datetime.now() + delta eta_string = eta.strftime("%H:%M") maneuver = dict(dist=formatdist(distance_to_next), message=message, icon=icon, dist2=formatdist(distance_to_next2), message2=message2, icon2=icon2, speed=speed, timeleft=timeleft_string, distleft=formatdist(distanceleft), raw_distleft=distanceleft, eta=eta_string, x=closest_point.x(), y=closest_point.y()) return maneuver raise NotInRouteException()
def testMeasureLineProjectedWorldPoints(self): # +-+ # | | # +-+ + # checking returned length_mapunits/projected_points of diffferent world points with results from spatialite ST_Project da_3068 = QgsDistanceArea() da_3068.setSourceCrs(QgsCoordinateReferenceSystem.fromOgcWmsCrs('EPSG:3068')) if (da_3068.sourceCrs().isGeographic()): da_3068.setEllipsoid(da_3068.sourceCrs().ellipsoidAcronym()) self.assertEqual(da_3068.sourceCrs().authid(), 'EPSG:3068') print(("setting [{}] srid [{}] description [{}] isGeographic[{}] lengthUnits[{}] projectionAcronym[{}] ellipsoidAcronym[{}]".format(u'EPSG:3068', da_3068.sourceCrs().authid(), da_3068.sourceCrs().description(), da_3068.sourceCrs().isGeographic(), QgsUnitTypes.toString(da_3068.lengthUnits()), da_3068.sourceCrs().projectionAcronym(), da_3068.sourceCrs().ellipsoidAcronym()))) da_wsg84 = QgsDistanceArea() da_wsg84.setSourceCrs(QgsCoordinateReferenceSystem.fromOgcWmsCrs('EPSG:4326')) if (da_wsg84.sourceCrs().isGeographic()): da_wsg84.setEllipsoid(da_wsg84.sourceCrs().ellipsoidAcronym()) self.assertEqual(da_wsg84.sourceCrs().authid(), 'EPSG:4326') print(("setting [{}] srid [{}] description [{}] isGeographic[{}] lengthUnits[{}] projectionAcronym[{}] ellipsoidAcronym[{}] ellipsoid[{}]".format(u'EPSG:4326', da_wsg84.sourceCrs().authid(), da_wsg84.sourceCrs().description(), da_wsg84.sourceCrs().isGeographic(), QgsUnitTypes.toString(da_wsg84.lengthUnits()), da_wsg84.sourceCrs().projectionAcronym(), da_wsg84.sourceCrs().ellipsoidAcronym(), da_wsg84.ellipsoid()))) da_4314 = QgsDistanceArea() da_4314.setSourceCrs(QgsCoordinateReferenceSystem.fromOgcWmsCrs('EPSG:4314')) if (da_4314.sourceCrs().isGeographic()): da_4314.setEllipsoid(da_4314.sourceCrs().ellipsoidAcronym()) self.assertEqual(da_4314.sourceCrs().authid(), 'EPSG:4314') print(("setting [{}] srid [{}] description [{}] isGeographic[{}] lengthUnits[{}] projectionAcronym[{}] ellipsoidAcronym[{}]".format(u'EPSG:4314', da_4314.sourceCrs().authid(), da_4314.sourceCrs().description(), da_4314.sourceCrs().isGeographic(), QgsUnitTypes.toString(da_4314.lengthUnits()), da_4314.sourceCrs().projectionAcronym(), da_4314.sourceCrs().ellipsoidAcronym()))) da_4805 = QgsDistanceArea() da_4805.setSourceCrs(QgsCoordinateReferenceSystem.fromOgcWmsCrs('EPSG:4805')) if (da_4805.sourceCrs().isGeographic()): da_4805.setEllipsoid(da_4805.sourceCrs().ellipsoidAcronym()) self.assertEqual(da_4805.sourceCrs().authid(), 'EPSG:4805') print(("setting [{}] srid [{}] description [{}] isGeographic[{}] lengthUnits[{}] projectionAcronym[{}] ellipsoidAcronym[{}]".format(u'EPSG:4805', da_4805.sourceCrs().authid(), da_4805.sourceCrs().description(), da_4805.sourceCrs().isGeographic(), QgsUnitTypes.toString(da_4805.lengthUnits()), da_4805.sourceCrs().projectionAcronym(), da_4805.sourceCrs().ellipsoidAcronym()))) da_5665 = QgsDistanceArea() da_5665.setSourceCrs(QgsCoordinateReferenceSystem.fromOgcWmsCrs('EPSG:5665')) if (da_5665.sourceCrs().isGeographic()): da_5665.setEllipsoid(da_5665.sourceCrs().ellipsoidAcronym()) print(("setting [{}] srid [{}] description [{}] isGeographic[{}] lengthUnits[{}] projectionAcronym[{}] ellipsoidAcronym[{}]".format(u'EPSG:5665', da_5665.sourceCrs().authid(), da_5665.sourceCrs().description(), da_5665.sourceCrs().isGeographic(), QgsUnitTypes.toString(da_5665.lengthUnits()), da_5665.sourceCrs().projectionAcronym(), da_5665.sourceCrs().ellipsoidAcronym()))) self.assertEqual(da_5665.sourceCrs().authid(), 'EPSG:5665') da_25833 = QgsDistanceArea() da_25833.setSourceCrs(QgsCoordinateReferenceSystem.fromOgcWmsCrs('EPSG:25833')) if (da_25833.sourceCrs().isGeographic()): da_25833.setEllipsoid(da_25833.sourceCrs().ellipsoidAcronym()) print(("setting [{}] srid [{}] description [{}] isGeographic[{}] lengthUnits[{}] projectionAcronym[{}] ellipsoidAcronym[{}]".format(u'EPSG:25833', da_25833.sourceCrs().authid(), da_25833.sourceCrs().description(), da_25833.sourceCrs().isGeographic(), QgsUnitTypes.toString(da_25833.lengthUnits()), da_25833.sourceCrs().projectionAcronym(), da_25833.sourceCrs().ellipsoidAcronym()))) self.assertEqual(da_25833.sourceCrs().authid(), 'EPSG:25833') # Berlin - Brandenburg Gate - Quadriga point_berlin_3068 = QgsPoint(23183.38449999984, 21047.3225000017) point_berlin_3068_project = point_berlin_3068.project(1, (math.pi / 2)) point_meter_result = QgsPoint(0, 0) length_meter_mapunits, point_meter_result = da_3068.measureLineProjected(point_berlin_3068, 1.0, (math.pi / 2)) pprint(point_meter_result) print('-I-> Berlin 3068 length_meter_mapunits[{}] point_meter_result[{}]'.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_3068.lengthUnits(), True), point_meter_result.wellKnownText())) self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 1, da_3068.lengthUnits(), True), '1.0 m') self.assertEqual(point_meter_result.toString(7), point_berlin_3068_project.toString(7)) point_berlin_wsg84 = QgsPoint(13.37770458660236, 52.51627178856762) point_berlin_wsg84_project = QgsPoint(13.37771931736259, 52.51627178856669) length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_berlin_wsg84, 1.0, (math.pi / 2)) print('-I-> Berlin Wsg84 length_meter_mapunits[{}] point_meter_result[{}] ellipsoid[{}]'.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.wellKnownText(), da_wsg84.ellipsoid())) # for unknown reasons, this is returning '0.00001473026 m' instead of '0.00001473026 deg' when using da_wsg84.lengthUnits() # self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits,11,da_wsg84.lengthUnits(),True), '0.00001473026 deg') self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 11, QgsUnitTypes.DistanceDegrees, True), '0.00001473026 deg') self.assertEqual(point_meter_result.toString(7), point_berlin_wsg84_project.toString(7)) point_berlin_4314 = QgsPoint(13.37944343021465, 52.51767872437083) point_berlin_4314_project = QgsPoint(13.37945816324759, 52.5176787243699) length_meter_mapunits, point_meter_result = da_4314.measureLineProjected(point_berlin_4314, 1.0, (math.pi / 2)) print('-I-> Berlin 4314 length_meter_mapunits[{}] point_meter_result[{}]'.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_4314.lengthUnits(), True), point_meter_result.wellKnownText())) self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 9, QgsUnitTypes.DistanceDegrees, True), '0.000014733 deg') self.assertEqual(point_meter_result.toString(7), point_berlin_4314_project.toString(7)) point_berlin_4805 = QgsPoint(31.04960570069176, 52.5174657497405) point_berlin_4805_project = QgsPoint(31.04962043365347, 52.51746574973957) length_meter_mapunits, point_meter_result = da_4805.measureLineProjected(point_berlin_4805, 1.0, (math.pi / 2)) print('-I-> Berlin 4805 length_meter_mapunits[{}] point_meter_result[{}]'.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_4805.lengthUnits(), True), point_meter_result.wellKnownText())) self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 9, QgsUnitTypes.DistanceDegrees, True), '0.000014733 deg') self.assertEqual(point_meter_result.toString(7), point_berlin_4805_project.toString(7)) point_berlin_25833 = QgsPoint(389918.0748318382, 5819698.772194743) point_berlin_25833_project = point_berlin_25833.project(1, (math.pi / 2)) length_meter_mapunits, point_meter_result = da_25833.measureLineProjected(point_berlin_25833, 1.0, (math.pi / 2)) print('-I-> Berlin 25833 length_meter_mapunits[{}] point_meter_result[{}]'.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_25833.lengthUnits(), True), point_meter_result.wellKnownText())) self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_25833.lengthUnits(), True), '1.0000000 m') self.assertEqual(point_meter_result.toString(7), point_berlin_25833_project.toString(7)) point_berlin_5665 = QgsPoint(3389996.871728864, 5822169.719727578) point_berlin_5665_project = point_berlin_5665.project(1, (math.pi / 2)) length_meter_mapunits, point_meter_result = da_5665.measureLineProjected(point_berlin_5665, 1.0, (math.pi / 2)) print('-I-> Berlin 5665 length_meter_mapunits[{}] point_meter_result[{}]'.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_5665.lengthUnits(), True), point_meter_result.wellKnownText())) self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 1, da_5665.lengthUnits(), True), '1.0 m') self.assertEqual(point_meter_result.toString(7), point_berlin_5665_project.toString(7)) print('\n12 points ''above over'' and on the Equator') point_wsg84 = QgsPoint(25.7844, 71.1725) point_wsg84_project = QgsPoint(25.78442775215388, 71.17249999999795) length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2)) print('-I-> Nordkap, Norway - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.wellKnownText())) self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, QgsUnitTypes.DistanceDegrees, True), '0.0000278 deg') self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7)) point_wsg84 = QgsPoint(24.95995, 60.16841) point_wsg84_project = QgsPoint(24.95996801277454, 60.16840999999877) length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2)) print('-I-> Helsinki, Finnland - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.wellKnownText())) self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00001801 deg') self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7)) point_wsg84 = QgsPoint(12.599278, 55.692861) point_wsg84_project = QgsPoint(12.59929390161872, 55.69286099999897) length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2)) print('-I-> Copenhagen, Denmark - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.wellKnownText())) self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00001590 deg') self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7)) point_wsg84 = QgsPoint(-0.001389, 51.477778) point_wsg84_project = QgsPoint(-0.001374606184398, 51.4777779999991) length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2)) print('-I-> Royal Greenwich Observatory, United Kingdom - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.wellKnownText())) self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00001439 deg') self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7)) point_wsg84 = QgsPoint(7.58769, 47.55814) point_wsg84_project = QgsPoint(7.587703287209086, 47.55813999999922) length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2)) print('-I-> Basel, Switzerland - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.wellKnownText())) self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00001329 deg') self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7)) point_wsg84 = QgsPoint(11.255278, 43.775278) point_wsg84_project = QgsPoint(11.25529042107924, 43.77527799999933) length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2)) print('-I-> Florenz, Italy - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.wellKnownText())) self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00001242 deg') self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7)) point_wsg84 = QgsPoint(14.514722, 35.899722) point_wsg84_project = QgsPoint(14.51473307693308, 35.89972199999949) length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2)) print('-I-> Valletta, Malta - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.wellKnownText())) self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00001108 deg') self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7)) point_wsg84 = QgsPoint(-79.933333, 32.783333) point_wsg84_project = QgsPoint(-79.93332232547254, 32.78333299999955) length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2)) print('-I-> Charlston, South Carolina - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.wellKnownText())) self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00001067 deg') self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7)) point_wsg84 = QgsPoint(-17.6666666, 27.733333) point_wsg84_project = QgsPoint(-17.66665645831515, 27.73333299999962) length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2)) print('-I-> Ferro, Spain - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.wellKnownText())) self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00001014 deg') self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7)) point_wsg84 = QgsPoint(-99.133333, 19.433333) point_wsg84_project = QgsPoint(-99.1333234776827, 19.43333299999975) length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2)) print('-I-> Mexico City, Mexico - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.wellKnownText())) self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00000952 deg') self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7)) point_wsg84 = QgsPoint(-79.894444, 9.341667) point_wsg84_project = QgsPoint(-79.89443489691369, 9.341666999999882) length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2)) print('-I-> Colón, Panama - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.wellKnownText())) self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00000910 deg') self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7)) point_wsg84 = QgsPoint(-74.075833, 4.598056) point_wsg84_project = QgsPoint(-74.07582398803629, 4.598055999999943) length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2)) print('-I-> Bogotá, Colombia - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.wellKnownText())) self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00000901 deg') self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7)) point_wsg84 = QgsPoint(0, 0) point_wsg84_project = QgsPoint(0.000008983152841, 0) length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2)) print('-I-> Equator, Atlantic Ocean - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.wellKnownText())) self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00000898 deg') self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7)) print('\n12 points ''down under'' and 1 point that should be considered invalid') point_wsg84 = QgsPoint(-78.509722, -0.218611) point_wsg84_project = QgsPoint(-78.50971301678221, -0.218610999999997) length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2)) print('-I-> Quito, Ecuador - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.wellKnownText())) self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00000898 deg') self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7)) point_wsg84 = QgsPoint(106.816667, -6.2) point_wsg84_project = QgsPoint(106.8166760356519, -6.199999999999922) length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2)) print('-I-> Jakarta, Indonesia - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.wellKnownText())) self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00000904 deg') self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7)) point_wsg84 = QgsPoint(-77.018611, -12.035) point_wsg84_project = QgsPoint(-77.01860181630058, -12.03499999999985) length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2)) print('-I-> Lima, Peru - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.wellKnownText())) self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00000918 deg') self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7)) point_wsg84 = QgsPoint(25.466667, -10.716667) point_wsg84_project = QgsPoint(25.46667614155322, -10.71666699999986) length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2)) print('-I-> Kolwezi, Congo - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.wellKnownText())) self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00000914 deg') self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7)) point_wsg84 = QgsPoint(-70.333333, -18.483333) point_wsg84_project = QgsPoint(-70.3333235314429, -18.48333299999976) length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2)) print('-I-> Arica, Chile - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.wellKnownText())) self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00000947 deg') self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7)) point_wsg84 = QgsPoint(-70.666667, -33.45) point_wsg84_project = QgsPoint(-70.66665624452817, -33.44999999999953) length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2)) print('-I-> Santiago, Chile - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.wellKnownText())) self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00001076 deg') self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7)) point_wsg84 = QgsPoint(147.29, -42.88) point_wsg84_project = QgsPoint(147.2900122399815, -42.87999999999934) length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2)) print('-I-> Hobart City,Tasmania, Australia - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.wellKnownText())) self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00001224 deg') self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7)) point_wsg84 = QgsPoint(168.101667, -46.899722) point_wsg84_project = QgsPoint(168.101680123673, -46.89972199999923) length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2)) print('-I-> Ryan''s Creek Aerodrome, New Zealand - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.wellKnownText())) self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00001312 deg') self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7)) point_wsg84 = QgsPoint(-69.216667, -51.633333) point_wsg84_project = QgsPoint(-69.21665255700216, -51.6333329999991) length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2)) print('-I-> Río Gallegos, Argentina - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.wellKnownText())) self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00001444 deg') self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7)) point_wsg84 = QgsPoint(-68.3, -54.8) point_wsg84_project = QgsPoint(-68.29998445081456, -54.79999999999899) length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2)) print('-I-> Ushuaia, Tierra del Fuego, Argentina - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.wellKnownText())) self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00001555 deg') self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7)) point_wsg84 = QgsPoint(-63.494444, -64.825278) point_wsg84_project = QgsPoint(-63.49442294002932, -64.82527799999851) length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2)) print('-I-> Port Lockroy, Antarctica - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.wellKnownText())) self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00002106 deg') self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7)) point_wsg84 = QgsPoint(-180, -84.863272250) point_wsg84_project = QgsPoint(-179.9999000000025, -84.8632722499922) length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2)) print('-I-> Someware, Antarctica - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.wellKnownText())) self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00010000 deg') self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7)) point_wsg84 = QgsPoint(-180, -85.0511300) point_wsg84_project = QgsPoint(-179.9998962142197, -85.05112999999191) length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2)) print('-W-> Mercator''s Last Stop, Antarctica - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.wellKnownText())) self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00010379 deg') self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7))
def updateNavigationInfo(self): if self.gpsConnection is None: self.setMessage(self.tr("Cannot connect to GPS")) return try: gpsinfo = self.gpsConnection.currentGPSInformation() except RuntimeError: # if the GPS is closed in KADAS main interface, stop the navigation self.stopNavigation() return if gpsinfo is None: self.setMessage(self.tr("Cannot connect to GPS")) return layer = self.iface.activeLayer() LOG.debug("Debug: type(layer) = {}".format(type(layer))) point = QgsPointXY(gpsinfo.longitude, gpsinfo.latitude) if gpsinfo.speed > GPS_MIN_SPEED: # if we are moving, it is better for the user experience to # project the current point using the speed vector instead # of using 'point' directly, otherwise we get to feel of being # "behind the current position" qgsdistance = QgsDistanceArea() qgsdistance.setSourceCrs( QgsCoordinateReferenceSystem(4326), QgsProject.instance().transformContext(), ) qgsdistance.setEllipsoid(qgsdistance.sourceCrs().ellipsoidAcronym()) point = qgsdistance.computeSpheroidProject( point, (gpsinfo.speed / SPEED_DIVIDE_BY) * REFRESH_RATE_S, math.radians(gpsinfo.direction), ) origCrs = QgsCoordinateReferenceSystem(4326) canvasCrs = self.iface.mapCanvas().mapSettings().destinationCrs() self.transform = QgsCoordinateTransform( origCrs, canvasCrs, QgsProject.instance() ) if ( isinstance(layer, QgsVectorLayer) and layer.geometryType() == QgsWkbTypes.LineGeometry ): feature = next(layer.getFeatures(), None) if feature: geom = feature.geometry() layer = self.getOptimalRouteLayerForGeometry(geom) if layer is not None: rubbergeom = QgsGeometry(layer.geom) rubbergeom.transform(self.transform) self.rubberband.setToGeometry(rubbergeom) if hasattr(layer, "valhalla") and layer.hasRoute(): try: maneuver = layer.maneuverForPoint(point, gpsinfo.speed) self.refreshCanvas(maneuver["closest_point"], gpsinfo) LOG.debug(maneuver) except NotInRouteException: self.refreshCanvas(point, gpsinfo) self.setMessage(self.tr("You are not on the route")) return self.setWidgetsVisibility(False) html = route_html_template.format(**maneuver) self.textBrowser.setHtml(html) self.textBrowser.setFixedHeight(self.textBrowser.document().size().height()) self.setWarnings(maneuver["raw_distleft"]) # FIXME: we could have some better way of differentiating this... elif not isinstance(layer, type(None)): if layer.name() != "Routes": self.setMessage( self.tr("Select a route or waypoint layer for navigation") ) self.stopNavigation() return waypoints = self.waypointsFromLayer(self.navLayer) if waypoints: if self.waypointLayer is None: self.waypointLayer = self.navLayer self.populateWaypoints(waypoints) else: self.updateWaypoints() waypointItem = ( self.listWaypoints.currentItem() or self.listWaypoints.item(0) ) waypoint = waypointItem.point instructions = getInstructionsToWaypoint(waypoint, gpsinfo) self.setCompass(instructions["heading"], instructions["wpangle"]) html = waypoint_html_template.format(**instructions) self.textBrowser.setHtml(html) self.textBrowser.setFixedHeight( self.textBrowser.document().size().height() ) self.labelWaypointName.setText( waypoint_name_html_template.format(name=waypointItem.name) ) self.setWidgetsVisibility(True) self.setWarnings(instructions["raw_distleft"]) else: self.setMessage(self.tr("The 'Routes' layer has no waypoints.")) self.stopNavigation() return else: self.setMessage(self.tr("Select a route or waypoint layer for navigation")) self.stopNavigation() return
def testAreaMeasureAndUnits(self): """Test a variety of area measurements in different CRS and ellipsoid modes, to check that the calculated areas and units are always consistent """ da = QgsDistanceArea() da.setSourceCrs(3452) da.setEllipsoidalMode(False) da.setEllipsoid("NONE") daCRS = QgsCoordinateReferenceSystem() daCRS.createFromSrsId(da.sourceCrs()) polygon = QgsGeometry.fromPolygon([[ QgsPoint(0, 0), QgsPoint(1, 0), QgsPoint(1, 1), QgsPoint(2, 1), QgsPoint(2, 2), QgsPoint(0, 2), QgsPoint(0, 0), ]]) # We check both the measured area AND the units, in case the logic regarding # ellipsoids and units changes in future area = da.measureArea(polygon) units = da.areaUnits() print("measured {} in {}".format(area, QgsUnitTypes.toString(units))) assert ((abs(area - 3.0) < 0.00000001 and units == QgsUnitTypes.SquareDegrees) or (abs(area - 37176087091.5) < 0.1 and units == QgsUnitTypes.SquareMeters)) da.setEllipsoid("WGS84") area = da.measureArea(polygon) units = da.areaUnits() print("measured {} in {}".format(area, QgsUnitTypes.toString(units))) assert ((abs(area - 3.0) < 0.00000001 and units == QgsUnitTypes.SquareDegrees) or (abs(area - 37176087091.5) < 0.1 and units == QgsUnitTypes.SquareMeters)) da.setEllipsoidalMode(True) area = da.measureArea(polygon) units = da.areaUnits() print("measured {} in {}".format(area, QgsUnitTypes.toString(units))) # should always be in Meters Squared self.assertAlmostEqual(area, 37416879192.9, delta=0.1) self.assertEqual(units, QgsUnitTypes.SquareMeters) # test converting the resultant area area = da.convertAreaMeasurement(area, QgsUnitTypes.SquareMiles) self.assertAlmostEqual(area, 14446.7378, delta=0.001) # now try with a source CRS which is in feet polygon = QgsGeometry.fromPolygon([[ QgsPoint(1850000, 4423000), QgsPoint(1851000, 4423000), QgsPoint(1851000, 4424000), QgsPoint(1852000, 4424000), QgsPoint(1852000, 4425000), QgsPoint(1851000, 4425000), QgsPoint(1850000, 4423000) ]]) da.setSourceCrs(27469) da.setEllipsoidalMode(False) # measurement should be in square feet area = da.measureArea(polygon) units = da.areaUnits() print("measured {} in {}".format(area, QgsUnitTypes.toString(units))) self.assertAlmostEqual(area, 2000000, delta=0.001) self.assertEqual(units, QgsUnitTypes.SquareFeet) # test converting the resultant area area = da.convertAreaMeasurement(area, QgsUnitTypes.SquareYards) self.assertAlmostEqual(area, 222222.2222, delta=0.001) da.setEllipsoidalMode(True) # now should be in Square Meters again area = da.measureArea(polygon) units = da.areaUnits() print("measured {} in {}".format(area, QgsUnitTypes.toString(units))) self.assertAlmostEqual(area, 184149.37, delta=1.0) self.assertEqual(units, QgsUnitTypes.SquareMeters) # test converting the resultant area area = da.convertAreaMeasurement(area, QgsUnitTypes.SquareYards) self.assertAlmostEqual(area, 220240.8172549, delta=1.0)
def testAreaMeasureAndUnits(self): """Test a variety of area measurements in different CRS and ellipsoid modes, to check that the calculated areas and units are always consistent """ da = QgsDistanceArea() da.setSourceCrs(3452) da.setEllipsoidalMode(False) da.setEllipsoid("NONE") daCRS = QgsCoordinateReferenceSystem() daCRS = da.sourceCrs() polygon = QgsGeometry.fromPolygon( [[ QgsPoint(0, 0), QgsPoint(1, 0), QgsPoint(1, 1), QgsPoint(2, 1), QgsPoint(2, 2), QgsPoint(0, 2), QgsPoint(0, 0), ]] ) # We check both the measured area AND the units, in case the logic regarding # ellipsoids and units changes in future area = da.measureArea(polygon) units = da.areaUnits() print(("measured {} in {}".format(area, QgsUnitTypes.toString(units)))) assert ((abs(area - 3.0) < 0.00000001 and units == QgsUnitTypes.AreaSquareDegrees) or (abs(area - 37176087091.5) < 0.1 and units == QgsUnitTypes.AreaSquareMeters)) da.setEllipsoid("WGS84") area = da.measureArea(polygon) units = da.areaUnits() print(("measured {} in {}".format(area, QgsUnitTypes.toString(units)))) assert ((abs(area - 3.0) < 0.00000001 and units == QgsUnitTypes.AreaSquareDegrees) or (abs(area - 37176087091.5) < 0.1 and units == QgsUnitTypes.AreaSquareMeters)) da.setEllipsoidalMode(True) area = da.measureArea(polygon) units = da.areaUnits() print(("measured {} in {}".format(area, QgsUnitTypes.toString(units)))) # should always be in Meters Squared self.assertAlmostEqual(area, 37416879192.9, delta=0.1) self.assertEqual(units, QgsUnitTypes.AreaSquareMeters) # test converting the resultant area area = da.convertAreaMeasurement(area, QgsUnitTypes.AreaSquareMiles) self.assertAlmostEqual(area, 14446.7378, delta=0.001) # now try with a source CRS which is in feet polygon = QgsGeometry.fromPolygon( [[ QgsPoint(1850000, 4423000), QgsPoint(1851000, 4423000), QgsPoint(1851000, 4424000), QgsPoint(1852000, 4424000), QgsPoint(1852000, 4425000), QgsPoint(1851000, 4425000), QgsPoint(1850000, 4423000) ]] ) da.setSourceCrs(27469) da.setEllipsoidalMode(False) # measurement should be in square feet area = da.measureArea(polygon) units = da.areaUnits() print(("measured {} in {}".format(area, QgsUnitTypes.toString(units)))) self.assertAlmostEqual(area, 2000000, delta=0.001) self.assertEqual(units, QgsUnitTypes.AreaSquareFeet) # test converting the resultant area area = da.convertAreaMeasurement(area, QgsUnitTypes.AreaSquareYards) self.assertAlmostEqual(area, 222222.2222, delta=0.001) da.setEllipsoidalMode(True) # now should be in Square Meters again area = da.measureArea(polygon) units = da.areaUnits() print(("measured {} in {}".format(area, QgsUnitTypes.toString(units)))) self.assertAlmostEqual(area, 184149.37, delta=1.0) self.assertEqual(units, QgsUnitTypes.AreaSquareMeters) # test converting the resultant area area = da.convertAreaMeasurement(area, QgsUnitTypes.AreaSquareYards) self.assertAlmostEqual(area, 220240.8172549, delta=1.0)
def testMeasureLineProjected(self): # +-+ # | | # +-+ + # test setting/getting the source CRS da_3068 = QgsDistanceArea() da_wsg84 = QgsDistanceArea() da_3068.setSourceCrs(QgsCoordinateReferenceSystem.fromOgcWmsCrs('EPSG:3068'), QgsProject.instance().transformContext()) if (da_3068.sourceCrs().isGeographic()): da_3068.setEllipsoid(da_3068.sourceCrs().ellipsoidAcronym()) print(("setting [{}] srid [{}] description [{}]".format(u'Soldner Berlin', da_3068.sourceCrs().authid(), da_3068.sourceCrs().description()))) self.assertEqual(da_3068.sourceCrs().authid(), 'EPSG:3068') da_wsg84.setSourceCrs(QgsCoordinateReferenceSystem.fromOgcWmsCrs('EPSG:4326'), QgsProject.instance().transformContext()) if (da_wsg84.sourceCrs().isGeographic()): da_wsg84.setEllipsoid(da_wsg84.sourceCrs().ellipsoidAcronym()) self.assertEqual(da_wsg84.sourceCrs().authid(), 'EPSG:4326') print(("setting [{}] srid [{}] description [{}] isGeographic[{}]".format(u'Wsg84', da_wsg84.sourceCrs().authid(), da_wsg84.sourceCrs().description(), da_wsg84.sourceCrs().isGeographic()))) # print(("-- projectionAcronym[{}] ellipsoidAcronym[{}] toWkt[{}] mapUnits[{}] toProj4[{}]".format(da_wsg84.sourceCrs().projectionAcronym(),da_wsg84.sourceCrs().ellipsoidAcronym(), da_wsg84.sourceCrs().toWkt(),da_wsg84.sourceCrs().mapUnits(),da_wsg84.sourceCrs().toProj4()))) print(("Testing Position change for[{}] years[{}]".format(u'Ampelanlage - Potsdamer Platz, Verkehrsinsel', u'1924 and 1998'))) # 1924-10-24 SRID=3068;POINT(23099.49 20296.69) # 1924-10-24 SRID=4326;POINT(13.37650707988041 52.50952361017194) # 1998-10-02 SRID=3068;POINT(23082.30 20267.80) # 1998-10-02 SRID=4326;POINT(13.37625537334001 52.50926345498337) # values returned by SpatiaLite point_soldner_1924 = QgsPointXY(23099.49, 20296.69) point_soldner_1998 = QgsPointXY(23082.30, 20267.80) distance_soldner_meters = 33.617379 azimuth_soldner_1924 = 3.678339 # ST_Transform(point_soldner_1924,point_soldner_1998,4326) point_wsg84_1924 = QgsPointXY(13.37650707988041, 52.50952361017194) point_wsg84_1998 = QgsPointXY(13.37625537334001, 52.50926345498337) # ST_Distance(point_wsg84_1924,point_wsg84_1998,1) distance_wsg84_meters = 33.617302 # ST_Distance(point_wsg84_1924,point_wsg84_1998) # distance_wsg84_mapunits=0.000362 distance_wsg84_mapunits_format = QgsDistanceArea.formatDistance(0.000362, 7, QgsUnitTypes.DistanceDegrees, True) # ST_Azimuth(point_wsg84_1924,point_wsg84_1998) azimuth_wsg84_1924 = 3.674878 # ST_Azimuth(point_wsg84_1998,point_wsg84_1998) azimuth_wsg84_1998 = 0.533282 # ST_Project(point_wsg84_1924,33.617302,3.674878) # SRID=4326;POINT(13.37625537318728 52.50926345503591) point_soldner_1998_project = QgsPointXY(13.37625537318728, 52.50926345503591) # ST_Project(point_wsg84_1998,33.617302,0.533282) # SRID=4326;POINT(13.37650708009255 52.50952361009799) point_soldner_1924_project = QgsPointXY(13.37650708009255, 52.50952361009799) distance_qpoint = point_soldner_1924.distance(point_soldner_1998) azimuth_qpoint = point_soldner_1924.azimuth(point_soldner_1998) point_soldner_1998_result = point_soldner_1924.project(distance_qpoint, azimuth_qpoint) point_soldner_1924_result = QgsPointXY(0, 0) point_soldner_1998_result = QgsPointXY(0, 0) # Test meter based projected point from point_1924 to point_1998 length_1998_mapunits, point_soldner_1998_result = da_3068.measureLineProjected(point_soldner_1924, distance_soldner_meters, azimuth_qpoint) self.assertEqual(point_soldner_1998_result.toString(6), point_soldner_1998.toString(6)) # Test degree based projected point from point_1924 1 meter due East point_wsg84_meter_result = QgsPointXY(0, 0) point_wsg84_1927_meter = QgsPointXY(13.37652180838435, 52.50952361017102) length_meter_mapunits, point_wsg84_meter_result = da_wsg84.measureLineProjected(point_wsg84_1924, 1.0, (math.pi / 2)) self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, QgsUnitTypes.DistanceDegrees, True), '0.0000147 deg') self.assertEqual(point_wsg84_meter_result.toString(7), point_wsg84_1927_meter.toString(7)) point_wsg84_1998_result = QgsPointXY(0, 0) length_1928_mapunits, point_wsg84_1998_result = da_wsg84.measureLineProjected(point_wsg84_1924, distance_wsg84_meters, azimuth_wsg84_1924) self.assertEqual(QgsDistanceArea.formatDistance(length_1928_mapunits, 7, QgsUnitTypes.DistanceDegrees, True), distance_wsg84_mapunits_format) self.assertEqual(point_wsg84_1998_result.toString(7), point_wsg84_1998.toString(7))
def testMeasureLineProjectedWorldPoints(self): # +-+ # | | # +-+ + # checking returned length_mapunits/projected_points of diffferent world points with results from SpatiaLite ST_Project da_3068 = QgsDistanceArea() da_3068.setSourceCrs(QgsCoordinateReferenceSystem.fromOgcWmsCrs('EPSG:3068'), QgsProject.instance().transformContext()) if (da_3068.sourceCrs().isGeographic()): da_3068.setEllipsoid(da_3068.sourceCrs().ellipsoidAcronym()) self.assertEqual(da_3068.sourceCrs().authid(), 'EPSG:3068') print(("setting [{}] srid [{}] description [{}] isGeographic[{}] lengthUnits[{}] projectionAcronym[{}] ellipsoidAcronym[{}]".format(u'EPSG:3068', da_3068.sourceCrs().authid(), da_3068.sourceCrs().description(), da_3068.sourceCrs().isGeographic(), QgsUnitTypes.toString(da_3068.lengthUnits()), da_3068.sourceCrs().projectionAcronym(), da_3068.sourceCrs().ellipsoidAcronym()))) da_wsg84 = QgsDistanceArea() da_wsg84.setSourceCrs(QgsCoordinateReferenceSystem.fromOgcWmsCrs('EPSG:4326'), QgsProject.instance().transformContext()) if (da_wsg84.sourceCrs().isGeographic()): da_wsg84.setEllipsoid(da_wsg84.sourceCrs().ellipsoidAcronym()) self.assertEqual(da_wsg84.sourceCrs().authid(), 'EPSG:4326') print(("setting [{}] srid [{}] description [{}] isGeographic[{}] lengthUnits[{}] projectionAcronym[{}] ellipsoidAcronym[{}] ellipsoid[{}]".format(u'EPSG:4326', da_wsg84.sourceCrs().authid(), da_wsg84.sourceCrs().description(), da_wsg84.sourceCrs().isGeographic(), QgsUnitTypes.toString(da_wsg84.lengthUnits()), da_wsg84.sourceCrs().projectionAcronym(), da_wsg84.sourceCrs().ellipsoidAcronym(), da_wsg84.ellipsoid()))) da_4314 = QgsDistanceArea() da_4314.setSourceCrs(QgsCoordinateReferenceSystem.fromOgcWmsCrs('EPSG:4314'), QgsProject.instance().transformContext()) if (da_4314.sourceCrs().isGeographic()): da_4314.setEllipsoid(da_4314.sourceCrs().ellipsoidAcronym()) self.assertEqual(da_4314.sourceCrs().authid(), 'EPSG:4314') print(("setting [{}] srid [{}] description [{}] isGeographic[{}] lengthUnits[{}] projectionAcronym[{}] ellipsoidAcronym[{}]".format(u'EPSG:4314', da_4314.sourceCrs().authid(), da_4314.sourceCrs().description(), da_4314.sourceCrs().isGeographic(), QgsUnitTypes.toString(da_4314.lengthUnits()), da_4314.sourceCrs().projectionAcronym(), da_4314.sourceCrs().ellipsoidAcronym()))) da_4805 = QgsDistanceArea() da_4805.setSourceCrs(QgsCoordinateReferenceSystem.fromOgcWmsCrs('EPSG:4805'), QgsProject.instance().transformContext()) if (da_4805.sourceCrs().isGeographic()): da_4805.setEllipsoid(da_4805.sourceCrs().ellipsoidAcronym()) self.assertEqual(da_4805.sourceCrs().authid(), 'EPSG:4805') print(("setting [{}] srid [{}] description [{}] isGeographic[{}] lengthUnits[{}] projectionAcronym[{}] ellipsoidAcronym[{}]".format(u'EPSG:4805', da_4805.sourceCrs().authid(), da_4805.sourceCrs().description(), da_4805.sourceCrs().isGeographic(), QgsUnitTypes.toString(da_4805.lengthUnits()), da_4805.sourceCrs().projectionAcronym(), da_4805.sourceCrs().ellipsoidAcronym()))) # EPSG:5665 unknown, why? da_5665 = QgsDistanceArea() da_5665.setSourceCrs(QgsCoordinateReferenceSystem.fromOgcWmsCrs('EPSG:5665'), QgsProject.instance().transformContext()) if (da_5665.sourceCrs().isGeographic()): da_5665.setEllipsoid(da_5665.sourceCrs().ellipsoidAcronym()) print(("setting [{}] srid [{}] description [{}] isGeographic[{}] lengthUnits[{}] projectionAcronym[{}] ellipsoidAcronym[{}]".format(u'EPSG:5665', da_5665.sourceCrs().authid(), da_5665.sourceCrs().description(), da_5665.sourceCrs().isGeographic(), QgsUnitTypes.toString(da_5665.lengthUnits()), da_5665.sourceCrs().projectionAcronym(), da_5665.sourceCrs().ellipsoidAcronym()))) #self.assertEqual(da_5665.sourceCrs().authid(), 'EPSG:5665') da_25833 = QgsDistanceArea() da_25833.setSourceCrs(QgsCoordinateReferenceSystem.fromOgcWmsCrs('EPSG:25833'), QgsProject.instance().transformContext()) if (da_25833.sourceCrs().isGeographic()): da_25833.setEllipsoid(da_25833.sourceCrs().ellipsoidAcronym()) print(("setting [{}] srid [{}] description [{}] isGeographic[{}] lengthUnits[{}] projectionAcronym[{}] ellipsoidAcronym[{}]".format(u'EPSG:25833', da_25833.sourceCrs().authid(), da_25833.sourceCrs().description(), da_25833.sourceCrs().isGeographic(), QgsUnitTypes.toString(da_25833.lengthUnits()), da_25833.sourceCrs().projectionAcronym(), da_25833.sourceCrs().ellipsoidAcronym()))) self.assertEqual(da_25833.sourceCrs().authid(), 'EPSG:25833') # Berlin - Brandenburg Gate - Quadriga point_berlin_3068 = QgsPointXY(23183.38449999984, 21047.3225000017) point_berlin_3068_project = point_berlin_3068.project(1, (math.pi / 2)) point_meter_result = QgsPointXY(0, 0) length_meter_mapunits, point_meter_result = da_3068.measureLineProjected(point_berlin_3068, 1.0, (math.pi / 2)) pprint(point_meter_result) print('-I-> Berlin 3068 length_meter_mapunits[{}] point_meter_result[{}]'.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_3068.lengthUnits(), True), point_meter_result.asWkt())) self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 1, da_3068.lengthUnits(), True), '1.0 m') self.assertEqual(point_meter_result.toString(7), point_berlin_3068_project.toString(7)) point_berlin_wsg84 = QgsPointXY(13.37770458660236, 52.51627178856762) point_berlin_wsg84_project = QgsPointXY(13.37771931736259, 52.51627178856669) length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_berlin_wsg84, 1.0, (math.pi / 2)) print('-I-> Berlin Wsg84 length_meter_mapunits[{}] point_meter_result[{}] ellipsoid[{}]'.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 20, da_wsg84.lengthUnits(), True), point_meter_result.asWkt(), da_wsg84.ellipsoid())) # for unknown reasons, this is returning '0.00001473026 m' instead of '0.00001473026 deg' when using da_wsg84.lengthUnits() # self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits,11,da_wsg84.lengthUnits(),True), '0.00001473026 deg') self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 11, QgsUnitTypes.DistanceDegrees, True), '0.00001473026 deg') self.assertEqual(point_meter_result.toString(7), point_berlin_wsg84_project.toString(7)) point_berlin_4314 = QgsPointXY(13.37944343021465, 52.51767872437083) point_berlin_4314_project = QgsPointXY(13.37945816324759, 52.5176787243699) length_meter_mapunits, point_meter_result = da_4314.measureLineProjected(point_berlin_4314, 1.0, (math.pi / 2)) print('-I-> Berlin 4314 length_meter_mapunits[{}] point_meter_result[{}]'.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_4314.lengthUnits(), True), point_meter_result.asWkt())) self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 9, QgsUnitTypes.DistanceDegrees, True), '0.000014733 deg') self.assertEqual(point_meter_result.toString(7), point_berlin_4314_project.toString(7)) point_berlin_4805 = QgsPointXY(31.04960570069176, 52.5174657497405) point_berlin_4805_project = QgsPointXY(31.04962043365347, 52.51746574973957) length_meter_mapunits, point_meter_result = da_4805.measureLineProjected(point_berlin_4805, 1.0, (math.pi / 2)) print('-I-> Berlin 4805 length_meter_mapunits[{}] point_meter_result[{}]'.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_4805.lengthUnits(), True), point_meter_result.asWkt())) self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 9, QgsUnitTypes.DistanceDegrees, True), '0.000014733 deg') self.assertEqual(point_meter_result.toString(7), point_berlin_4805_project.toString(7)) point_berlin_25833 = QgsPointXY(389918.0748318382, 5819698.772194743) point_berlin_25833_project = point_berlin_25833.project(1, (math.pi / 2)) length_meter_mapunits, point_meter_result = da_25833.measureLineProjected(point_berlin_25833, 1.0, (math.pi / 2)) print('-I-> Berlin 25833 length_meter_mapunits[{}] point_meter_result[{}]'.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_25833.lengthUnits(), True), point_meter_result.asWkt())) self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_25833.lengthUnits(), True), '1.0000000 m') self.assertEqual(point_meter_result.toString(7), point_berlin_25833_project.toString(7)) if da_5665.sourceCrs().authid() != "": point_berlin_5665 = QgsPointXY(3389996.871728864, 5822169.719727578) point_berlin_5665_project = point_berlin_5665.project(1, (math.pi / 2)) length_meter_mapunits, point_meter_result = da_5665.measureLineProjected(point_berlin_5665, 1.0, (math.pi / 2)) print('-I-> Berlin 5665 length_meter_mapunits[{}] point_meter_result[{}]'.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_5665.lengthUnits(), True), point_meter_result.asWkt())) self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 1.0, da_5665.lengthUnits(), True), '1.0 m') self.assertEqual(point_meter_result.toString(7), point_berlin_5665_project.toString(7)) print('\n12 points ''above over'' and on the Equator') point_wsg84 = QgsPointXY(25.7844, 71.1725) point_wsg84_project = QgsPointXY(25.78442775215388, 71.17249999999795) length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2)) print('-I-> Nordkap, Norway - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt())) self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, QgsUnitTypes.DistanceDegrees, True), '0.0000278 deg') self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7)) point_wsg84 = QgsPointXY(24.95995, 60.16841) point_wsg84_project = QgsPointXY(24.95996801277454, 60.16840999999877) length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2)) print('-I-> Helsinki, Finnland - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt())) self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00001801 deg') self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7)) point_wsg84 = QgsPointXY(12.599278, 55.692861) point_wsg84_project = QgsPointXY(12.59929390161872, 55.69286099999897) length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2)) print('-I-> Copenhagen, Denmark - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt())) self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00001590 deg') self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7)) point_wsg84 = QgsPointXY(-0.001389, 51.477778) point_wsg84_project = QgsPointXY(-0.001374606184398, 51.4777779999991) length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2)) print('-I-> Royal Greenwich Observatory, United Kingdom - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt())) self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00001439 deg') self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7)) point_wsg84 = QgsPointXY(7.58769, 47.55814) point_wsg84_project = QgsPointXY(7.587703287209086, 47.55813999999922) length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2)) print('-I-> Basel, Switzerland - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt())) self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00001329 deg') self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7)) point_wsg84 = QgsPointXY(11.255278, 43.775278) point_wsg84_project = QgsPointXY(11.25529042107924, 43.77527799999933) length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2)) print('-I-> Florenz, Italy - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt())) self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00001242 deg') self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7)) point_wsg84 = QgsPointXY(14.514722, 35.899722) point_wsg84_project = QgsPointXY(14.51473307693308, 35.89972199999949) length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2)) print('-I-> Valletta, Malta - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt())) self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00001108 deg') self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7)) point_wsg84 = QgsPointXY(-79.933333, 32.783333) point_wsg84_project = QgsPointXY(-79.93332232547254, 32.78333299999955) length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2)) print('-I-> Charlston, South Carolina - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt())) self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00001067 deg') self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7)) point_wsg84 = QgsPointXY(-17.6666666, 27.733333) point_wsg84_project = QgsPointXY(-17.66665645831515, 27.73333299999962) length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2)) print('-I-> Ferro, Spain - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt())) self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00001014 deg') self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7)) point_wsg84 = QgsPointXY(-99.133333, 19.433333) point_wsg84_project = QgsPointXY(-99.1333234776827, 19.43333299999975) length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2)) print('-I-> Mexico City, Mexico - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt())) self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00000952 deg') self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7)) point_wsg84 = QgsPointXY(-79.894444, 9.341667) point_wsg84_project = QgsPointXY(-79.89443489691369, 9.341666999999882) length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2)) print('-I-> Colón, Panama - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt())) self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00000910 deg') self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7)) point_wsg84 = QgsPointXY(-74.075833, 4.598056) point_wsg84_project = QgsPointXY(-74.07582398803629, 4.598055999999943) length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2)) print('-I-> Bogotá, Colombia - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt())) self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00000901 deg') self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7)) point_wsg84 = QgsPointXY(0, 0) point_wsg84_project = QgsPointXY(0.000008983152841, 0) length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2)) print('-I-> Equator, Atlantic Ocean - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt())) self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00000898 deg') self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7)) print('\n12 points ''down under'' and 1 point that should be considered invalid') point_wsg84 = QgsPointXY(-78.509722, -0.218611) point_wsg84_project = QgsPointXY(-78.50971301678221, -0.218610999999997) length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2)) print('-I-> Quito, Ecuador - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt())) self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00000898 deg') self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7)) point_wsg84 = QgsPointXY(106.816667, -6.2) point_wsg84_project = QgsPointXY(106.8166760356519, -6.199999999999922) length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2)) print('-I-> Jakarta, Indonesia - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt())) self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00000904 deg') self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7)) point_wsg84 = QgsPointXY(-77.018611, -12.035) point_wsg84_project = QgsPointXY(-77.01860181630058, -12.03499999999985) length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2)) print('-I-> Lima, Peru - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt())) self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00000918 deg') self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7)) point_wsg84 = QgsPointXY(25.466667, -10.716667) point_wsg84_project = QgsPointXY(25.46667614155322, -10.71666699999986) length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2)) print('-I-> Kolwezi, Congo - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt())) self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00000914 deg') self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7)) point_wsg84 = QgsPointXY(-70.333333, -18.483333) point_wsg84_project = QgsPointXY(-70.3333235314429, -18.48333299999976) length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2)) print('-I-> Arica, Chile - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt())) self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00000947 deg') self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7)) point_wsg84 = QgsPointXY(-70.666667, -33.45) point_wsg84_project = QgsPointXY(-70.66665624452817, -33.44999999999953) length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2)) print('-I-> Santiago, Chile - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt())) self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00001076 deg') self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7)) point_wsg84 = QgsPointXY(144.9604, -37.8191) point_wsg84_project = QgsPointXY(144.96041135746983741, -37.81909999999945171) length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2)) print('-I-> Melbourne, Australia - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, da_wsg84.lengthUnits(), True), point_meter_result.asWkt())) self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00001136 deg') self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7)) point_wsg84 = QgsPointXY(147.29, -42.88) point_wsg84_project = QgsPointXY(147.2900122399815, -42.87999999999934) length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2)) print('-I-> Hobart City,Tasmania, Australia - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt())) self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00001224 deg') self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7)) point_wsg84 = QgsPointXY(168.101667, -46.899722) point_wsg84_project = QgsPointXY(168.101680123673, -46.89972199999923) length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2)) print('-I-> Ryan''s Creek Aerodrome, New Zealand - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt())) self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00001312 deg') self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7)) point_wsg84 = QgsPointXY(-69.216667, -51.633333) point_wsg84_project = QgsPointXY(-69.21665255700216, -51.6333329999991) length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2)) print('-I-> Río Gallegos, Argentina - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt())) self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00001444 deg') self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7)) point_wsg84 = QgsPointXY(-68.3, -54.8) point_wsg84_project = QgsPointXY(-68.29998445081456, -54.79999999999899) length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2)) print('-I-> Ushuaia, Tierra del Fuego, Argentina - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt())) self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00001555 deg') self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7)) point_wsg84 = QgsPointXY(-63.494444, -64.825278) point_wsg84_project = QgsPointXY(-63.49442294002932, -64.82527799999851) length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2)) print('-I-> Port Lockroy, Antarctica - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt())) self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00002106 deg') self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7)) point_wsg84 = QgsPointXY(-180, -84.863272250) point_wsg84_project = QgsPointXY(-179.9999000000025, -84.8632722499922) length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2)) print('-I-> Someware, Antarctica - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt())) self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00010000 deg') self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7)) point_wsg84 = QgsPointXY(-180, -85.0511300) point_wsg84_project = QgsPointXY(-179.9998962142197, -85.05112999999191) length_meter_mapunits, point_meter_result = da_wsg84.measureLineProjected(point_wsg84, 1.0, (math.pi / 2)) print('-W-> Mercator''s Last Stop, Antarctica - Wsg84 - length_meter_mapunits[{}] point_meter_result[{}] '.format(QgsDistanceArea.formatDistance(length_meter_mapunits, 7, da_wsg84.lengthUnits(), True), point_meter_result.asWkt())) self.assertEqual(QgsDistanceArea.formatDistance(length_meter_mapunits, 8, QgsUnitTypes.DistanceDegrees, True), '0.00010379 deg') self.assertEqual(point_meter_result.toString(7), point_wsg84_project.toString(7))