def testWriteReadXml(self):
# setup a context
context = QgsCoordinateTransformContext()
source_id_1 = QgsDatumTransform.datumTransformations(QgsCoordinateReferenceSystem(4204),
QgsCoordinateReferenceSystem(4326))[0].sourceTransformId
dest_id_1 = QgsDatumTransform.datumTransformations(QgsCoordinateReferenceSystem(4204),
QgsCoordinateReferenceSystem(4326))[0].destinationTransformId
source_id_2 = QgsDatumTransform.datumTransformations(QgsCoordinateReferenceSystem(4205),
QgsCoordinateReferenceSystem(4326))[0].sourceTransformId
dest_id_2 = QgsDatumTransform.datumTransformations(QgsCoordinateReferenceSystem(4205),
QgsCoordinateReferenceSystem(4326))[0].destinationTransformId
self.assertTrue(context.addSourceDestinationDatumTransform(QgsCoordinateReferenceSystem(4204),
QgsCoordinateReferenceSystem(4326), source_id_1, dest_id_1))
self.assertTrue(context.addSourceDestinationDatumTransform(QgsCoordinateReferenceSystem(4205),
QgsCoordinateReferenceSystem(4326), source_id_2, dest_id_2))
self.assertEqual(context.sourceDestinationDatumTransforms(), {('EPSG:4204', 'EPSG:4326'): QgsDatumTransform.TransformPair(source_id_1, dest_id_1),
('EPSG:4205', 'EPSG:4326'): QgsDatumTransform.TransformPair(source_id_2, dest_id_2)})
# save to xml
doc = QDomDocument("testdoc")
elem = doc.createElement("test")
context.writeXml(elem, QgsReadWriteContext())
# restore from xml
context2 = QgsCoordinateTransformContext()
context2.readXml(elem, QgsReadWriteContext())
# check result
self.assertEqual(context2.sourceDestinationDatumTransforms(), {('EPSG:4204', 'EPSG:4326'): QgsDatumTransform.TransformPair(source_id_1, dest_id_1),
('EPSG:4205', 'EPSG:4326'): QgsDatumTransform.TransformPair(source_id_2, dest_id_2)})
def testStringToTransformId(self):
"""
Test converting proj strings to corresponding datum IDs
"""
self.assertEqual(QgsDatumTransform.projStringToDatumTransformId(''), -1)
self.assertEqual(QgsDatumTransform.projStringToDatumTransformId('not'), -1)
test_string = '+towgs84=-403,684,41'
id = QgsDatumTransform.projStringToDatumTransformId(test_string)
self.assertNotEqual(id, -1)
string = QgsDatumTransform.datumTransformToProj(id)
self.assertEqual(string, test_string)
self.assertEqual(QgsDatumTransform.projStringToDatumTransformId(test_string.upper()), id)
def testTransformInfo(self):
# hopefully this transform is available on all platforms!
transforms = QgsDatumTransform.datumTransformations(
QgsCoordinateReferenceSystem(4613),
QgsCoordinateReferenceSystem(4326))
self.assertTrue(len(transforms) > 0)
self.assertIn('+towgs84=-403,684,41', [
QgsDatumTransform.datumTransformToProj(t.sourceTransformId)
for t in transforms
])
self.assertEqual([''] * len(transforms), [
QgsDatumTransform.datumTransformToProj(t.destinationTransformId)
for t in transforms
])
self.assertIn('EPSG:4613', [
QgsDatumTransform.datumTransformInfo(
t.sourceTransformId).sourceCrsAuthId for t in transforms
])
self.assertEqual([''] * len(transforms), [
QgsDatumTransform.datumTransformInfo(
t.destinationTransformId).destinationCrsAuthId
for t in transforms
])
# and the reverse
transforms = QgsDatumTransform.datumTransformations(
QgsCoordinateReferenceSystem(4326),
QgsCoordinateReferenceSystem(4613))
self.assertTrue(len(transforms) > 0)
self.assertEqual([''] * len(transforms), [
QgsDatumTransform.datumTransformToProj(t.sourceTransformId)
for t in transforms
])
self.assertIn('+towgs84=-403,684,41', [
QgsDatumTransform.datumTransformToProj(t.destinationTransformId)
for t in transforms
])
self.assertEqual([''] * len(transforms), [
QgsDatumTransform.datumTransformInfo(
t.sourceTransformId).destinationCrsAuthId for t in transforms
])
self.assertIn('EPSG:4613', [
QgsDatumTransform.datumTransformInfo(
t.destinationTransformId).sourceCrsAuthId for t in transforms
])
def testReadWriteSettings(self):
context = QgsCoordinateTransformContext()
context.readSettings()
source_id_1 = QgsDatumTransform.datumTransformations(
QgsCoordinateReferenceSystem(4204),
QgsCoordinateReferenceSystem(4326))[0].sourceTransformId
dest_id_1 = QgsDatumTransform.datumTransformations(
QgsCoordinateReferenceSystem(4204),
QgsCoordinateReferenceSystem(4326))[0].destinationTransformId
source_id_2 = QgsDatumTransform.datumTransformations(
QgsCoordinateReferenceSystem(4205),
QgsCoordinateReferenceSystem(4326))[0].sourceTransformId
dest_id_2 = QgsDatumTransform.datumTransformations(
QgsCoordinateReferenceSystem(4205),
QgsCoordinateReferenceSystem(4326))[0].destinationTransformId
# should be empty
self.assertEqual(context.sourceDestinationDatumTransforms(), {})
self.assertTrue(
context.addSourceDestinationDatumTransform(
QgsCoordinateReferenceSystem('EPSG:4204'),
QgsCoordinateReferenceSystem('EPSG:4326'), source_id_1,
dest_id_1))
self.assertTrue(
context.addSourceDestinationDatumTransform(
QgsCoordinateReferenceSystem('EPSG:4205'),
QgsCoordinateReferenceSystem(4326), source_id_2, dest_id_2))
self.assertEqual(
context.sourceDestinationDatumTransforms(), {
('EPSG:4204', 'EPSG:4326'):
QgsDatumTransform.TransformPair(source_id_1, dest_id_1),
('EPSG:4205', 'EPSG:4326'):
QgsDatumTransform.TransformPair(source_id_2, dest_id_2)
})
# save to settings
context.writeSettings()
# restore from settings
context2 = QgsCoordinateTransformContext()
self.assertEqual(context2.sourceDestinationDatumTransforms(), {})
context2.readSettings()
# check result
self.assertEqual(
context2.sourceDestinationDatumTransforms(), {
('EPSG:4204', 'EPSG:4326'):
QgsDatumTransform.TransformPair(source_id_1, dest_id_1),
('EPSG:4205', 'EPSG:4326'):
QgsDatumTransform.TransformPair(source_id_2, dest_id_2)
})
def testWriteReadXml(self):
# setup a context
context = QgsCoordinateTransformContext()
source_id_1 = QgsDatumTransform.datumTransformations(
QgsCoordinateReferenceSystem(4204),
QgsCoordinateReferenceSystem(4326))[0].sourceTransformId
dest_id_1 = QgsDatumTransform.datumTransformations(
QgsCoordinateReferenceSystem(4204),
QgsCoordinateReferenceSystem(4326))[0].destinationTransformId
source_id_2 = QgsDatumTransform.datumTransformations(
QgsCoordinateReferenceSystem(4205),
QgsCoordinateReferenceSystem(4326))[0].sourceTransformId
dest_id_2 = QgsDatumTransform.datumTransformations(
QgsCoordinateReferenceSystem(4205),
QgsCoordinateReferenceSystem(4326))[0].destinationTransformId
self.assertTrue(
context.addSourceDestinationDatumTransform(
QgsCoordinateReferenceSystem(4204),
QgsCoordinateReferenceSystem(4326), source_id_1, dest_id_1))
self.assertTrue(
context.addSourceDestinationDatumTransform(
QgsCoordinateReferenceSystem(4205),
QgsCoordinateReferenceSystem(4326), source_id_2, dest_id_2))
self.assertEqual(
context.sourceDestinationDatumTransforms(), {
('EPSG:4204', 'EPSG:4326'):
QgsDatumTransform.TransformPair(source_id_1, dest_id_1),
('EPSG:4205', 'EPSG:4326'):
QgsDatumTransform.TransformPair(source_id_2, dest_id_2)
})
# save to xml
doc = QDomDocument("testdoc")
elem = doc.createElement("test")
context.writeXml(elem, QgsReadWriteContext())
# restore from xml
context2 = QgsCoordinateTransformContext()
context2.readXml(elem, QgsReadWriteContext())
# check result
self.assertEqual(
context2.sourceDestinationDatumTransforms(), {
('EPSG:4204', 'EPSG:4326'):
QgsDatumTransform.TransformPair(source_id_1, dest_id_1),
('EPSG:4205', 'EPSG:4326'):
QgsDatumTransform.TransformPair(source_id_2, dest_id_2)
})
def testNoLasLos(self):
"""
Test that operations which rely on an NADCON5 grid shift file (which are unsupported by Proj... at time of writing !) are not returned
"""
ops = QgsDatumTransform.operations(QgsCoordinateReferenceSystem('EPSG:4138'),
QgsCoordinateReferenceSystem('EPSG:4269'))
self.assertEqual(len(ops), 2)
self.assertTrue(ops[0].name)
self.assertTrue(ops[0].proj)
self.assertTrue(ops[1].name)
self.assertTrue(ops[1].proj)
def testTransformInfo(self):
# hopefully this transform is available on all platforms!
transforms = QgsDatumTransform.datumTransformations(QgsCoordinateReferenceSystem(4613), QgsCoordinateReferenceSystem(4326))
self.assertTrue(len(transforms) > 0)
self.assertIn('+towgs84=-403,684,41', [QgsDatumTransform.datumTransformToProj(t.sourceTransformId) for t in transforms])
self.assertEqual([''] * len(transforms), [QgsDatumTransform.datumTransformToProj(t.destinationTransformId) for t in transforms])
self.assertIn('EPSG:4613', [QgsDatumTransform.datumTransformInfo(t.sourceTransformId).sourceCrsAuthId for t in
transforms])
self.assertEqual([''] * len(transforms), [QgsDatumTransform.datumTransformInfo(t.destinationTransformId).destinationCrsAuthId for t in
transforms])
# and the reverse
transforms = QgsDatumTransform.datumTransformations(QgsCoordinateReferenceSystem(4326), QgsCoordinateReferenceSystem(4613))
self.assertTrue(len(transforms) > 0)
self.assertEqual([''] * len(transforms), [QgsDatumTransform.datumTransformToProj(t.sourceTransformId) for t in transforms])
self.assertIn('+towgs84=-403,684,41',
[QgsDatumTransform.datumTransformToProj(t.destinationTransformId) for t in transforms])
self.assertEqual([''] * len(transforms), [QgsDatumTransform.datumTransformInfo(t.sourceTransformId).destinationCrsAuthId for t in
transforms])
self.assertIn('EPSG:4613', [QgsDatumTransform.datumTransformInfo(t.destinationTransformId).sourceCrsAuthId for t in
transforms])
def testReadWriteSettings(self):
context = QgsCoordinateTransformContext()
context.readSettings()
source_id_1 = QgsDatumTransform.datumTransformations(QgsCoordinateReferenceSystem(4204),
QgsCoordinateReferenceSystem(4326))[0].sourceTransformId
dest_id_1 = QgsDatumTransform.datumTransformations(QgsCoordinateReferenceSystem(4204),
QgsCoordinateReferenceSystem(4326))[0].destinationTransformId
source_id_2 = QgsDatumTransform.datumTransformations(QgsCoordinateReferenceSystem(4205),
QgsCoordinateReferenceSystem(4326))[0].sourceTransformId
dest_id_2 = QgsDatumTransform.datumTransformations(QgsCoordinateReferenceSystem(4205),
QgsCoordinateReferenceSystem(4326))[0].destinationTransformId
# should be empty
self.assertEqual(context.sourceDestinationDatumTransforms(), {})
self.assertTrue(context.addSourceDestinationDatumTransform(QgsCoordinateReferenceSystem('EPSG:4204'),
QgsCoordinateReferenceSystem('EPSG:4326'),
source_id_1, dest_id_1))
self.assertTrue(context.addSourceDestinationDatumTransform(QgsCoordinateReferenceSystem('EPSG:4205'),
QgsCoordinateReferenceSystem(4326), source_id_2,
dest_id_2))
self.assertEqual(context.sourceDestinationDatumTransforms(),
{('EPSG:4204', 'EPSG:4326'): QgsDatumTransform.TransformPair(source_id_1, dest_id_1),
('EPSG:4205', 'EPSG:4326'): QgsDatumTransform.TransformPair(source_id_2, dest_id_2)})
# save to settings
context.writeSettings()
# restore from settings
context2 = QgsCoordinateTransformContext()
self.assertEqual(context2.sourceDestinationDatumTransforms(), {})
context2.readSettings()
# check result
self.assertEqual(context2.sourceDestinationDatumTransforms(),
{('EPSG:4204', 'EPSG:4326'): QgsDatumTransform.TransformPair(source_id_1, dest_id_1),
('EPSG:4205', 'EPSG:4326'): QgsDatumTransform.TransformPair(source_id_2, dest_id_2)})
def testProject(self):
"""
Test project's transform context
"""
project = QgsProject()
context_changed_spy = QSignalSpy(project.transformContextChanged)
context = project.transformContext()
context.addSourceDestinationDatumTransform(QgsCoordinateReferenceSystem('EPSG:3111'),
QgsCoordinateReferenceSystem('EPSG:4283'), 1, 2)
project.setTransformContext(context)
self.assertEqual(len(context_changed_spy), 1)
self.assertEqual(project.transformContext().sourceDestinationDatumTransforms(),
{('EPSG:3111', 'EPSG:4283'): QgsDatumTransform.TransformPair(1, 2)})
def testNoLasLos(self):
"""
Test that operations which rely on an las/los grid shift file (which are unsupported by Proj6) are not returned
"""
ops = QgsDatumTransform.operations(QgsCoordinateReferenceSystem('EPSG:3035'),
QgsCoordinateReferenceSystem('EPSG:5514'))
self.assertEqual(len(ops), 3)
self.assertTrue(ops[0].name)
self.assertTrue(ops[0].proj)
self.assertTrue(ops[1].name)
self.assertTrue(ops[1].proj)
self.assertTrue(ops[2].name)
self.assertTrue(ops[2].proj)
def testSourceDestinationDatumTransforms(self):
context = QgsCoordinateTransformContext()
self.assertEqual(context.sourceDestinationDatumTransforms(), {})
self.assertFalse(
context.hasTransform(QgsCoordinateReferenceSystem('EPSG:3111'),
QgsCoordinateReferenceSystem('EPSG:4283')))
self.assertTrue(
context.addSourceDestinationDatumTransform(
QgsCoordinateReferenceSystem('EPSG:3111'),
QgsCoordinateReferenceSystem('EPSG:4283'), 1, 2))
self.assertTrue(
context.hasTransform(QgsCoordinateReferenceSystem('EPSG:3111'),
QgsCoordinateReferenceSystem('EPSG:4283')))
self.assertFalse(
context.hasTransform(QgsCoordinateReferenceSystem('EPSG:3111'),
QgsCoordinateReferenceSystem('EPSG:4326')))
self.assertFalse(
context.hasTransform(QgsCoordinateReferenceSystem('EPSG:3113'),
QgsCoordinateReferenceSystem('EPSG:4283')))
self.assertEqual(context.sourceDestinationDatumTransforms(), {
('EPSG:3111', 'EPSG:4283'):
QgsDatumTransform.TransformPair(1, 2)
})
self.assertTrue(
context.addSourceDestinationDatumTransform(
QgsCoordinateReferenceSystem('EPSG:28356'),
QgsCoordinateReferenceSystem(4283), 3, 4))
self.assertEqual(
context.sourceDestinationDatumTransforms(), {
('EPSG:3111', 'EPSG:4283'): QgsDatumTransform.TransformPair(
1, 2),
('EPSG:28356', 'EPSG:4283'): QgsDatumTransform.TransformPair(
3, 4)
})
self.assertTrue(
context.addSourceDestinationDatumTransform(
QgsCoordinateReferenceSystem('EPSG:28356'),
QgsCoordinateReferenceSystem(28357), 7, 8))
self.assertEqual(
context.sourceDestinationDatumTransforms(), {
('EPSG:3111', 'EPSG:4283'): QgsDatumTransform.TransformPair(
1, 2),
('EPSG:28356', 'EPSG:4283'): QgsDatumTransform.TransformPair(
3, 4),
('EPSG:28356', 'EPSG:28357'): QgsDatumTransform.TransformPair(
7, 8)
})
self.assertTrue(
context.addSourceDestinationDatumTransform(
QgsCoordinateReferenceSystem('EPSG:28356'),
QgsCoordinateReferenceSystem('EPSG:28357'), 9, 11))
self.assertEqual(
context.sourceDestinationDatumTransforms(), {
('EPSG:3111', 'EPSG:4283'):
QgsDatumTransform.TransformPair(1, 2),
('EPSG:28356', 'EPSG:4283'):
QgsDatumTransform.TransformPair(3, 4),
('EPSG:28356', 'EPSG:28357'):
QgsDatumTransform.TransformPair(9, 11)
})
# invalid additions
self.assertFalse(
context.addSourceDestinationDatumTransform(
QgsCoordinateReferenceSystem(),
QgsCoordinateReferenceSystem('EPSG:28357'), 9, 11))
self.assertEqual(
context.sourceDestinationDatumTransforms(), {
('EPSG:3111', 'EPSG:4283'):
QgsDatumTransform.TransformPair(1, 2),
('EPSG:28356', 'EPSG:4283'):
QgsDatumTransform.TransformPair(3, 4),
('EPSG:28356', 'EPSG:28357'):
QgsDatumTransform.TransformPair(9, 11)
})
self.assertFalse(
context.addSourceDestinationDatumTransform(
QgsCoordinateReferenceSystem('EPSG:3111'),
QgsCoordinateReferenceSystem(), 9, 11))
self.assertEqual(
context.sourceDestinationDatumTransforms(), {
('EPSG:3111', 'EPSG:4283'):
QgsDatumTransform.TransformPair(1, 2),
('EPSG:28356', 'EPSG:4283'):
QgsDatumTransform.TransformPair(3, 4),
('EPSG:28356', 'EPSG:28357'):
QgsDatumTransform.TransformPair(9, 11)
})
# indicate no transform required
self.assertTrue(
context.addSourceDestinationDatumTransform(
QgsCoordinateReferenceSystem(28357),
QgsCoordinateReferenceSystem(28356), -1, -1))
self.assertEqual(
context.sourceDestinationDatumTransforms(), {
('EPSG:3111', 'EPSG:4283'):
QgsDatumTransform.TransformPair(1, 2),
('EPSG:28356', 'EPSG:4283'):
QgsDatumTransform.TransformPair(3, 4),
('EPSG:28356', 'EPSG:28357'):
QgsDatumTransform.TransformPair(9, 11),
('EPSG:28357', 'EPSG:28356'):
QgsDatumTransform.TransformPair(-1, -1)
})
self.assertTrue(
context.addSourceDestinationDatumTransform(
QgsCoordinateReferenceSystem(3111),
QgsCoordinateReferenceSystem(28356), 17, -1))
self.assertEqual(
context.sourceDestinationDatumTransforms(), {
('EPSG:3111', 'EPSG:4283'):
QgsDatumTransform.TransformPair(1, 2),
('EPSG:28356', 'EPSG:4283'):
QgsDatumTransform.TransformPair(3, 4),
('EPSG:28356', 'EPSG:28357'):
QgsDatumTransform.TransformPair(9, 11),
('EPSG:28357', 'EPSG:28356'):
QgsDatumTransform.TransformPair(-1, -1),
('EPSG:3111', 'EPSG:28356'):
QgsDatumTransform.TransformPair(17, -1)
})
self.assertTrue(
context.addSourceDestinationDatumTransform(
QgsCoordinateReferenceSystem(3113),
QgsCoordinateReferenceSystem(28356), -1, 18))
self.assertEqual(
context.sourceDestinationDatumTransforms(), {
('EPSG:3111', 'EPSG:4283'):
QgsDatumTransform.TransformPair(1, 2),
('EPSG:28356', 'EPSG:4283'):
QgsDatumTransform.TransformPair(3, 4),
('EPSG:28356', 'EPSG:28357'):
QgsDatumTransform.TransformPair(9, 11),
('EPSG:28357', 'EPSG:28356'):
QgsDatumTransform.TransformPair(-1, -1),
('EPSG:3111', 'EPSG:28356'):
QgsDatumTransform.TransformPair(17, -1),
('EPSG:3113', 'EPSG:28356'):
QgsDatumTransform.TransformPair(-1, 18)
})
# remove non-existing
context.removeSourceDestinationDatumTransform(
QgsCoordinateReferenceSystem(3113),
QgsCoordinateReferenceSystem(3111))
self.assertEqual(
context.sourceDestinationDatumTransforms(), {
('EPSG:3111', 'EPSG:4283'):
QgsDatumTransform.TransformPair(1, 2),
('EPSG:28356', 'EPSG:4283'):
QgsDatumTransform.TransformPair(3, 4),
('EPSG:28356', 'EPSG:28357'):
QgsDatumTransform.TransformPair(9, 11),
('EPSG:28357', 'EPSG:28356'):
QgsDatumTransform.TransformPair(-1, -1),
('EPSG:3111', 'EPSG:28356'):
QgsDatumTransform.TransformPair(17, -1),
('EPSG:3113', 'EPSG:28356'):
QgsDatumTransform.TransformPair(-1, 18)
})
# remove existing
context.removeSourceDestinationDatumTransform(
QgsCoordinateReferenceSystem(3111),
QgsCoordinateReferenceSystem(4283))
self.assertEqual(
context.sourceDestinationDatumTransforms(), {
('EPSG:28356', 'EPSG:4283'):
QgsDatumTransform.TransformPair(3, 4),
('EPSG:28356', 'EPSG:28357'):
QgsDatumTransform.TransformPair(9, 11),
('EPSG:28357', 'EPSG:28356'):
QgsDatumTransform.TransformPair(-1, -1),
('EPSG:3111', 'EPSG:28356'):
QgsDatumTransform.TransformPair(17, -1),
('EPSG:3113', 'EPSG:28356'):
QgsDatumTransform.TransformPair(-1, 18)
})
context.removeSourceDestinationDatumTransform(
QgsCoordinateReferenceSystem(3111),
QgsCoordinateReferenceSystem(28356))
self.assertEqual(
context.sourceDestinationDatumTransforms(), {
('EPSG:28356', 'EPSG:4283'):
QgsDatumTransform.TransformPair(3, 4),
('EPSG:28356', 'EPSG:28357'):
QgsDatumTransform.TransformPair(9, 11),
('EPSG:28357', 'EPSG:28356'):
QgsDatumTransform.TransformPair(-1, -1),
('EPSG:3113', 'EPSG:28356'):
QgsDatumTransform.TransformPair(-1, 18)
})
context.clear()
self.assertEqual(context.sourceDestinationDatumTransforms(), {})
def testOperationsCruftyProj(self):
w = QgsCoordinateOperationWidget()
self.assertFalse(w.hasSelection())
spy = QSignalSpy(w.operationChanged)
w.setSourceCrs(QgsCoordinateReferenceSystem('EPSG:4283'))
self.assertEqual(len(spy), 0)
w.setDestinationCrs(QgsCoordinateReferenceSystem('EPSG:7844'))
self.assertEqual(len(spy), 1)
self.assertTrue(w.hasSelection())
self.assertEqual(len(w.availableOperations()), 2)
self.assertEqual(
QgsDatumTransform.datumTransformToProj(
w.defaultOperation().sourceTransformId),
'+nadgrids=GDA94_GDA2020_conformal_and_distortion.gsb')
self.assertEqual(w.defaultOperation().destinationTransformId, -1)
self.assertEqual(
QgsDatumTransform.datumTransformToProj(
w.selectedOperation().sourceTransformId),
'+nadgrids=GDA94_GDA2020_conformal_and_distortion.gsb')
self.assertEqual(w.selectedOperation().destinationTransformId, -1)
self.assertEqual(
QgsDatumTransform.datumTransformToProj(
w.availableOperations()[1].sourceTransformId),
'+nadgrids=GDA94_GDA2020_conformal.gsb')
self.assertEqual(w.availableOperations()[1].destinationTransformId, -1)
op = QgsCoordinateOperationWidget.OperationDetails()
op.sourceTransformId = w.availableOperations()[1].sourceTransformId
w.setSelectedOperation(op)
self.assertEqual(
QgsDatumTransform.datumTransformToProj(
w.selectedOperation().sourceTransformId),
'+nadgrids=GDA94_GDA2020_conformal.gsb')
self.assertEqual(len(spy), 2)
w.setSelectedOperation(op)
self.assertEqual(
QgsDatumTransform.datumTransformToProj(
w.selectedOperation().sourceTransformId),
'+nadgrids=GDA94_GDA2020_conformal.gsb')
self.assertEqual(len(spy), 2)
op.sourceTransformId = w.availableOperations()[0].sourceTransformId
op.destinationTransformId = -1
w.setSelectedOperation(op)
self.assertEqual(
QgsDatumTransform.datumTransformToProj(
w.selectedOperation().sourceTransformId),
'+nadgrids=GDA94_GDA2020_conformal_and_distortion.gsb')
self.assertEqual(len(spy), 3)
op.destinationTransformId = w.availableOperations(
)[1].sourceTransformId
op.sourceTransformId = -1
w.setSelectedOperation(op)
self.assertEqual(
QgsDatumTransform.datumTransformToProj(
w.selectedOperation().sourceTransformId),
'+nadgrids=GDA94_GDA2020_conformal.gsb')
self.assertEqual(len(spy), 4)
op.destinationTransformId = w.availableOperations(
)[0].sourceTransformId
op.sourceTransformId = -1
w.setSelectedOperation(op)
self.assertEqual(
QgsDatumTransform.datumTransformToProj(
w.selectedOperation().sourceTransformId),
'+nadgrids=GDA94_GDA2020_conformal_and_distortion.gsb')
self.assertEqual(len(spy), 5)
def testOperations(self):
ops = QgsDatumTransform.operations(QgsCoordinateReferenceSystem(),
QgsCoordinateReferenceSystem())
self.assertEqual(ops, [])
ops = QgsDatumTransform.operations(
QgsCoordinateReferenceSystem('EPSG:3111'),
QgsCoordinateReferenceSystem())
self.assertEqual(ops, [])
ops = QgsDatumTransform.operations(
QgsCoordinateReferenceSystem(),
QgsCoordinateReferenceSystem('EPSG:3111'))
self.assertEqual(ops, [])
ops = QgsDatumTransform.operations(
QgsCoordinateReferenceSystem('EPSG:3111'),
QgsCoordinateReferenceSystem('EPSG:3111'))
self.assertEqual(len(ops), 1)
self.assertTrue(ops[0].name)
self.assertEqual(ops[0].proj, '+proj=noop')
self.assertEqual(ops[0].accuracy, 0.0)
self.assertTrue(ops[0].isAvailable)
ops = QgsDatumTransform.operations(
QgsCoordinateReferenceSystem('EPSG:3111'),
QgsCoordinateReferenceSystem('EPSG:4283'))
self.assertEqual(len(ops), 1)
self.assertTrue(ops[0].name)
self.assertEqual(
ops[0].proj,
'+proj=pipeline +step +inv +proj=lcc +lat_0=-37 +lon_0=145 +lat_1=-36 +lat_2=-38 +x_0=2500000 +y_0=2500000 +ellps=GRS80 +step +proj=unitconvert +xy_in=rad +xy_out=deg'
)
self.assertEqual(ops[0].accuracy, -1.0)
self.assertTrue(ops[0].isAvailable)
ops = QgsDatumTransform.operations(
QgsCoordinateReferenceSystem('EPSG:3111'),
QgsCoordinateReferenceSystem('EPSG:28355'))
self.assertEqual(len(ops), 1)
self.assertTrue(ops[0].name)
self.assertEqual(
ops[0].proj,
'+proj=pipeline +step +inv +proj=lcc +lat_0=-37 +lon_0=145 +lat_1=-36 +lat_2=-38 +x_0=2500000 +y_0=2500000 +ellps=GRS80 +step +proj=utm +zone=55 +south +ellps=GRS80'
)
self.assertEqual(ops[0].accuracy, 0.0)
self.assertTrue(ops[0].isAvailable)
# uses a grid file
ops = QgsDatumTransform.operations(
QgsCoordinateReferenceSystem('EPSG:4283'),
QgsCoordinateReferenceSystem('EPSG:7844'))
self.assertGreaterEqual(len(ops), 5)
op1_index = [
i for i in range(len(ops)) if ops[i].proj ==
'+proj=pipeline +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=push +v_3 +step +proj=cart +ellps=GRS80 +step +proj=helmert +x=0.06155 +y=-0.01087 +z=-0.04019 +rx=-0.0394924 +ry=-0.0327221 +rz=-0.0328979 +s=-0.009994 +convention=coordinate_frame +step +inv +proj=cart +ellps=GRS80 +step +proj=pop +v_3 +step +proj=unitconvert +xy_in=rad +xy_out=deg'
][0]
self.assertTrue(ops[op1_index].name)
self.assertEqual(
ops[op1_index].proj,
'+proj=pipeline +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=push +v_3 +step +proj=cart +ellps=GRS80 +step +proj=helmert +x=0.06155 +y=-0.01087 +z=-0.04019 +rx=-0.0394924 +ry=-0.0327221 +rz=-0.0328979 +s=-0.009994 +convention=coordinate_frame +step +inv +proj=cart +ellps=GRS80 +step +proj=pop +v_3 +step +proj=unitconvert +xy_in=rad +xy_out=deg'
)
self.assertTrue(ops[op1_index].isAvailable)
self.assertEqual(ops[op1_index].accuracy, 0.01)
self.assertEqual(len(ops[op1_index].grids), 0)
if QgsProjUtils.projVersionMajor() == 6:
op2_index = [
i for i in range(len(ops)) if ops[i].proj ==
'+proj=pipeline +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=hgridshift +grids=GDA94_GDA2020_conformal_and_distortion.gsb +step +proj=unitconvert +xy_in=rad +xy_out=deg'
][0]
else:
op2_index = [
i for i in range(len(ops)) if ops[i].proj ==
'+proj=pipeline +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=hgridshift +grids=au_icsm_GDA94_GDA2020_conformal_and_distortion.tif +step +proj=unitconvert +xy_in=rad +xy_out=deg'
][0]
self.assertTrue(ops[op2_index].name)
if QgsProjUtils.projVersionMajor() == 6:
self.assertEqual(
ops[op2_index].proj,
'+proj=pipeline +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=hgridshift +grids=GDA94_GDA2020_conformal_and_distortion.gsb +step +proj=unitconvert +xy_in=rad +xy_out=deg'
)
else:
self.assertEqual(
ops[op2_index].proj,
'+proj=pipeline +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=hgridshift +grids=au_icsm_GDA94_GDA2020_conformal_and_distortion.tif +step +proj=unitconvert +xy_in=rad +xy_out=deg'
)
self.assertEqual(ops[op2_index].accuracy, 0.05)
self.assertEqual(len(ops[op2_index].grids), 1)
if QgsProjUtils.projVersionMajor() == 6:
self.assertEqual(ops[op2_index].grids[0].shortName,
'GDA94_GDA2020_conformal_and_distortion.gsb')
else:
self.assertEqual(
ops[op2_index].grids[0].shortName,
'au_icsm_GDA94_GDA2020_conformal_and_distortion.tif')
if QgsProjUtils.projVersionMajor() == 6:
self.assertTrue(ops[op2_index].grids[0].packageName)
self.assertIn('http', ops[op2_index].grids[0].url)
self.assertTrue(ops[op2_index].grids[0].directDownload)
self.assertTrue(ops[op2_index].grids[0].openLicense)
if QgsProjUtils.projVersionMajor() == 6:
op3_index = [
i for i in range(len(ops)) if ops[i].proj ==
'+proj=pipeline +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=hgridshift +grids=GDA94_GDA2020_conformal.gsb +step +proj=unitconvert +xy_in=rad +xy_out=deg'
][0]
else:
op3_index = [
i for i in range(len(ops)) if ops[i].proj ==
'+proj=pipeline +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=hgridshift +grids=au_icsm_GDA94_GDA2020_conformal.tif +step +proj=unitconvert +xy_in=rad +xy_out=deg'
][0]
self.assertTrue(ops[op3_index].name)
if QgsProjUtils.projVersionMajor() == 6:
self.assertEqual(
ops[op3_index].proj,
'+proj=pipeline +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=hgridshift +grids=GDA94_GDA2020_conformal.gsb +step +proj=unitconvert +xy_in=rad +xy_out=deg'
)
else:
self.assertEqual(
ops[op3_index].proj,
'+proj=pipeline +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=hgridshift +grids=au_icsm_GDA94_GDA2020_conformal.tif +step +proj=unitconvert +xy_in=rad +xy_out=deg'
)
self.assertEqual(ops[op3_index].accuracy, 0.05)
self.assertEqual(len(ops[op3_index].grids), 1)
if QgsProjUtils.projVersionMajor() == 6:
self.assertEqual(ops[op3_index].grids[0].shortName,
'GDA94_GDA2020_conformal.gsb')
else:
self.assertEqual(ops[op3_index].grids[0].shortName,
'au_icsm_GDA94_GDA2020_conformal.tif')
if QgsProjUtils.projVersionMajor() == 6:
self.assertTrue(ops[op3_index].grids[0].packageName)
self.assertIn('http', ops[op3_index].grids[0].url)
self.assertTrue(ops[op3_index].grids[0].directDownload)
self.assertTrue(ops[op3_index].grids[0].openLicense)
if QgsProjUtils.projVersionMajor() == 6:
op4_index = [
i for i in range(len(ops)) if ops[i].proj ==
'+proj=pipeline +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=hgridshift +grids=GDA94_GDA2020_conformal_cocos_island.gsb +step +proj=unitconvert +xy_in=rad +xy_out=deg'
][0]
else:
op4_index = [
i for i in range(len(ops)) if ops[i].proj ==
'+proj=pipeline +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=hgridshift +grids=au_icsm_GDA94_GDA2020_conformal_cocos_island.tif +step +proj=unitconvert +xy_in=rad +xy_out=deg'
][0]
self.assertTrue(ops[op4_index].name)
if QgsProjUtils.projVersionMajor() == 6:
self.assertEqual(
ops[op4_index].proj,
'+proj=pipeline +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=hgridshift +grids=GDA94_GDA2020_conformal_cocos_island.gsb +step +proj=unitconvert +xy_in=rad +xy_out=deg'
)
else:
self.assertEqual(
ops[op4_index].proj,
'+proj=pipeline +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=hgridshift +grids=au_icsm_GDA94_GDA2020_conformal_cocos_island.tif +step +proj=unitconvert +xy_in=rad +xy_out=deg'
)
self.assertEqual(ops[op4_index].accuracy, 0.05)
self.assertEqual(len(ops[op4_index].grids), 1)
if QgsProjUtils.projVersionMajor() == 6:
self.assertEqual(ops[op4_index].grids[0].shortName,
'GDA94_GDA2020_conformal_cocos_island.gsb')
else:
self.assertEqual(
ops[op4_index].grids[0].shortName,
'au_icsm_GDA94_GDA2020_conformal_cocos_island.tif')
if QgsProjUtils.projVersionMajor() == 6:
self.assertTrue(ops[op4_index].grids[0].packageName)
self.assertIn('http', ops[op4_index].grids[0].url)
if QgsProjUtils.projVersionMajor() == 6:
op5_index = [
i for i in range(len(ops)) if ops[i].proj ==
'+proj=pipeline +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=hgridshift +grids=GDA94_GDA2020_conformal_christmas_island.gsb +step +proj=unitconvert +xy_in=rad +xy_out=deg'
][0]
else:
op5_index = [
i for i in range(len(ops)) if ops[i].proj ==
'+proj=pipeline +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=hgridshift +grids=au_icsm_GDA94_GDA2020_conformal_christmas_island.tif +step +proj=unitconvert +xy_in=rad +xy_out=deg'
][0]
self.assertTrue(ops[op5_index].name)
if QgsProjUtils.projVersionMajor() == 6:
self.assertEqual(
ops[op5_index].proj,
'+proj=pipeline +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=hgridshift +grids=GDA94_GDA2020_conformal_christmas_island.gsb +step +proj=unitconvert +xy_in=rad +xy_out=deg'
)
else:
self.assertEqual(
ops[op5_index].proj,
'+proj=pipeline +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=hgridshift +grids=au_icsm_GDA94_GDA2020_conformal_christmas_island.tif +step +proj=unitconvert +xy_in=rad +xy_out=deg'
)
self.assertEqual(ops[op5_index].accuracy, 0.05)
self.assertEqual(len(ops[op5_index].grids), 1)
if QgsProjUtils.projVersionMajor() == 6:
self.assertEqual(ops[op5_index].grids[0].shortName,
'GDA94_GDA2020_conformal_christmas_island.gsb')
else:
self.assertEqual(
ops[op5_index].grids[0].shortName,
'au_icsm_GDA94_GDA2020_conformal_christmas_island.tif')
if QgsProjUtils.projVersionMajor() == 6:
self.assertTrue(ops[op5_index].grids[0].packageName)
self.assertIn('http', ops[op5_index].grids[0].url)
# uses a pivot datum (technically a proj test, but this will help me sleep at night ;)
ops = QgsDatumTransform.operations(
QgsCoordinateReferenceSystem('EPSG:3111'),
QgsCoordinateReferenceSystem('EPSG:7899'))
self.assertGreaterEqual(len(ops), 3)
op1_index = [
i for i in range(len(ops)) if ops[i].proj ==
'+proj=pipeline +step +inv +proj=lcc +lat_0=-37 +lon_0=145 +lat_1=-36 +lat_2=-38 +x_0=2500000 +y_0=2500000 +ellps=GRS80 +step +proj=push +v_3 +step +proj=cart +ellps=GRS80 +step +proj=helmert +x=0.06155 +y=-0.01087 +z=-0.04019 +rx=-0.0394924 +ry=-0.0327221 +rz=-0.0328979 +s=-0.009994 +convention=coordinate_frame +step +inv +proj=cart +ellps=GRS80 +step +proj=pop +v_3 +step +proj=lcc +lat_0=-37 +lon_0=145 +lat_1=-36 +lat_2=-38 +x_0=2500000 +y_0=2500000 +ellps=GRS80'
][0]
self.assertTrue(ops[op1_index].name)
self.assertEqual(
ops[op1_index].proj,
'+proj=pipeline +step +inv +proj=lcc +lat_0=-37 +lon_0=145 +lat_1=-36 +lat_2=-38 +x_0=2500000 +y_0=2500000 +ellps=GRS80 +step +proj=push +v_3 +step +proj=cart +ellps=GRS80 +step +proj=helmert +x=0.06155 +y=-0.01087 +z=-0.04019 +rx=-0.0394924 +ry=-0.0327221 +rz=-0.0328979 +s=-0.009994 +convention=coordinate_frame +step +inv +proj=cart +ellps=GRS80 +step +proj=pop +v_3 +step +proj=lcc +lat_0=-37 +lon_0=145 +lat_1=-36 +lat_2=-38 +x_0=2500000 +y_0=2500000 +ellps=GRS80'
)
self.assertTrue(ops[op1_index].isAvailable)
self.assertEqual(ops[op1_index].accuracy, 0.01)
self.assertEqual(len(ops[op1_index].grids), 0)
if QgsProjUtils.projVersionMajor() == 6:
op2_index = [
i for i in range(len(ops)) if ops[i].proj ==
'+proj=pipeline +step +inv +proj=lcc +lat_0=-37 +lon_0=145 +lat_1=-36 +lat_2=-38 +x_0=2500000 +y_0=2500000 +ellps=GRS80 +step +proj=hgridshift +grids=GDA94_GDA2020_conformal_and_distortion.gsb +step +proj=lcc +lat_0=-37 +lon_0=145 +lat_1=-36 +lat_2=-38 +x_0=2500000 +y_0=2500000 +ellps=GRS80'
][0]
else:
op2_index = [
i for i in range(len(ops)) if ops[i].proj ==
'+proj=pipeline +step +inv +proj=lcc +lat_0=-37 +lon_0=145 +lat_1=-36 +lat_2=-38 +x_0=2500000 +y_0=2500000 +ellps=GRS80 +step +proj=hgridshift +grids=au_icsm_GDA94_GDA2020_conformal_and_distortion.tif +step +proj=lcc +lat_0=-37 +lon_0=145 +lat_1=-36 +lat_2=-38 +x_0=2500000 +y_0=2500000 +ellps=GRS80'
][0]
self.assertTrue(ops[op2_index].name)
if QgsProjUtils.projVersionMajor() == 6:
self.assertEqual(
ops[op2_index].proj,
'+proj=pipeline +step +inv +proj=lcc +lat_0=-37 +lon_0=145 +lat_1=-36 +lat_2=-38 +x_0=2500000 +y_0=2500000 +ellps=GRS80 +step +proj=hgridshift +grids=GDA94_GDA2020_conformal_and_distortion.gsb +step +proj=lcc +lat_0=-37 +lon_0=145 +lat_1=-36 +lat_2=-38 +x_0=2500000 +y_0=2500000 +ellps=GRS80'
)
else:
self.assertEqual(
ops[op2_index].proj,
'+proj=pipeline +step +inv +proj=lcc +lat_0=-37 +lon_0=145 +lat_1=-36 +lat_2=-38 +x_0=2500000 +y_0=2500000 +ellps=GRS80 +step +proj=hgridshift +grids=au_icsm_GDA94_GDA2020_conformal_and_distortion.tif +step +proj=lcc +lat_0=-37 +lon_0=145 +lat_1=-36 +lat_2=-38 +x_0=2500000 +y_0=2500000 +ellps=GRS80'
)
self.assertEqual(ops[op2_index].accuracy, 0.05)
self.assertEqual(len(ops[op2_index].grids), 1)
if QgsProjUtils.projVersionMajor() == 6:
self.assertEqual(ops[op2_index].grids[0].shortName,
'GDA94_GDA2020_conformal_and_distortion.gsb')
else:
self.assertEqual(
ops[op2_index].grids[0].shortName,
'au_icsm_GDA94_GDA2020_conformal_and_distortion.tif')
if QgsProjUtils.projVersionMajor() == 6:
self.assertTrue(ops[op2_index].grids[0].packageName)
self.assertIn('http', ops[op2_index].grids[0].url)
self.assertTrue(ops[op2_index].grids[0].directDownload)
self.assertTrue(ops[op2_index].grids[0].openLicense)
if QgsProjUtils.projVersionMajor() == 6:
op3_index = [
i for i in range(len(ops)) if ops[i].proj ==
'+proj=pipeline +step +inv +proj=lcc +lat_0=-37 +lon_0=145 +lat_1=-36 +lat_2=-38 +x_0=2500000 +y_0=2500000 +ellps=GRS80 +step +proj=hgridshift +grids=GDA94_GDA2020_conformal.gsb +step +proj=lcc +lat_0=-37 +lon_0=145 +lat_1=-36 +lat_2=-38 +x_0=2500000 +y_0=2500000 +ellps=GRS80'
][0]
else:
op3_index = [
i for i in range(len(ops)) if ops[i].proj ==
'+proj=pipeline +step +inv +proj=lcc +lat_0=-37 +lon_0=145 +lat_1=-36 +lat_2=-38 +x_0=2500000 +y_0=2500000 +ellps=GRS80 +step +proj=hgridshift +grids=au_icsm_GDA94_GDA2020_conformal.tif +step +proj=lcc +lat_0=-37 +lon_0=145 +lat_1=-36 +lat_2=-38 +x_0=2500000 +y_0=2500000 +ellps=GRS80'
][0]
self.assertTrue(ops[op3_index].name)
if QgsProjUtils.projVersionMajor() == 6:
self.assertEqual(
ops[op3_index].proj,
'+proj=pipeline +step +inv +proj=lcc +lat_0=-37 +lon_0=145 +lat_1=-36 +lat_2=-38 +x_0=2500000 +y_0=2500000 +ellps=GRS80 +step +proj=hgridshift +grids=GDA94_GDA2020_conformal.gsb +step +proj=lcc +lat_0=-37 +lon_0=145 +lat_1=-36 +lat_2=-38 +x_0=2500000 +y_0=2500000 +ellps=GRS80'
)
else:
self.assertEqual(
ops[op3_index].proj,
'+proj=pipeline +step +inv +proj=lcc +lat_0=-37 +lon_0=145 +lat_1=-36 +lat_2=-38 +x_0=2500000 +y_0=2500000 +ellps=GRS80 +step +proj=hgridshift +grids=au_icsm_GDA94_GDA2020_conformal.tif +step +proj=lcc +lat_0=-37 +lon_0=145 +lat_1=-36 +lat_2=-38 +x_0=2500000 +y_0=2500000 +ellps=GRS80'
)
self.assertEqual(ops[op3_index].accuracy, 0.05)
self.assertEqual(len(ops[op3_index].grids), 1)
if QgsProjUtils.projVersionMajor() == 6:
self.assertEqual(ops[op3_index].grids[0].shortName,
'GDA94_GDA2020_conformal.gsb')
else:
self.assertEqual(ops[op3_index].grids[0].shortName,
'au_icsm_GDA94_GDA2020_conformal.tif')
if QgsProjUtils.projVersionMajor() == 6:
self.assertTrue(ops[op3_index].grids[0].packageName)
self.assertIn('http', ops[op3_index].grids[0].url)
self.assertTrue(ops[op3_index].grids[0].directDownload)
self.assertTrue(ops[op3_index].grids[0].openLicense)
def testOperations(self):
ops = QgsDatumTransform.operations(QgsCoordinateReferenceSystem(),
QgsCoordinateReferenceSystem())
self.assertEqual(ops, [])
ops = QgsDatumTransform.operations(
QgsCoordinateReferenceSystem('EPSG:3111'),
QgsCoordinateReferenceSystem())
self.assertEqual(ops, [])
ops = QgsDatumTransform.operations(
QgsCoordinateReferenceSystem(),
QgsCoordinateReferenceSystem('EPSG:3111'))
self.assertEqual(ops, [])
ops = QgsDatumTransform.operations(
QgsCoordinateReferenceSystem('EPSG:3111'),
QgsCoordinateReferenceSystem('EPSG:3111'))
self.assertEqual(len(ops), 1)
self.assertTrue(ops[0].name)
self.assertEqual(ops[0].proj, '+proj=noop')
self.assertEqual(ops[0].accuracy, 0.0)
self.assertTrue(ops[0].isAvailable)
ops = QgsDatumTransform.operations(
QgsCoordinateReferenceSystem('EPSG:3111'),
QgsCoordinateReferenceSystem('EPSG:4283'))
self.assertEqual(len(ops), 1)
self.assertTrue(ops[0].name)
self.assertEqual(
ops[0].proj,
'+proj=pipeline +step +inv +proj=lcc +lat_0=-37 +lon_0=145 +lat_1=-36 +lat_2=-38 +x_0=2500000 +y_0=2500000 +ellps=GRS80 +step +proj=unitconvert +xy_in=rad +xy_out=deg +step +proj=axisswap +order=2,1'
)
self.assertEqual(ops[0].accuracy, -1.0)
self.assertTrue(ops[0].isAvailable)
ops = QgsDatumTransform.operations(
QgsCoordinateReferenceSystem('EPSG:3111'),
QgsCoordinateReferenceSystem('EPSG:28355'))
self.assertEqual(len(ops), 1)
self.assertTrue(ops[0].name)
self.assertEqual(
ops[0].proj,
'+proj=pipeline +step +inv +proj=lcc +lat_0=-37 +lon_0=145 +lat_1=-36 +lat_2=-38 +x_0=2500000 +y_0=2500000 +ellps=GRS80 +step +proj=utm +zone=55 +south +ellps=GRS80'
)
self.assertEqual(ops[0].accuracy, 0.0)
self.assertTrue(ops[0].isAvailable)
# uses a grid file
ops = QgsDatumTransform.operations(
QgsCoordinateReferenceSystem('EPSG:4283'),
QgsCoordinateReferenceSystem('EPSG:7844'))
self.assertGreaterEqual(len(ops), 5)
op1_index = [
i for i in range(len(ops)) if ops[i].proj ==
'+proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=push +v_3 +step +proj=cart +ellps=GRS80 +step +proj=helmert +x=0.06155 +y=-0.01087 +z=-0.04019 +rx=-0.0394924 +ry=-0.0327221 +rz=-0.0328979 +s=-0.009994 +convention=coordinate_frame +step +inv +proj=cart +ellps=GRS80 +step +proj=pop +v_3 +step +proj=unitconvert +xy_in=rad +xy_out=deg +step +proj=axisswap +order=2,1'
][0]
self.assertTrue(ops[op1_index].name)
self.assertEqual(
ops[op1_index].proj,
'+proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=push +v_3 +step +proj=cart +ellps=GRS80 +step +proj=helmert +x=0.06155 +y=-0.01087 +z=-0.04019 +rx=-0.0394924 +ry=-0.0327221 +rz=-0.0328979 +s=-0.009994 +convention=coordinate_frame +step +inv +proj=cart +ellps=GRS80 +step +proj=pop +v_3 +step +proj=unitconvert +xy_in=rad +xy_out=deg +step +proj=axisswap +order=2,1'
)
self.assertTrue(ops[op1_index].isAvailable)
self.assertEqual(ops[op1_index].accuracy, 0.01)
self.assertEqual(len(ops[op1_index].grids), 0)
op2_index = [
i for i in range(len(ops)) if ops[i].proj ==
'+proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=hgridshift +grids=GDA94_GDA2020_conformal_and_distortion.gsb +step +proj=unitconvert +xy_in=rad +xy_out=deg +step +proj=axisswap +order=2,1'
][0]
self.assertTrue(ops[op2_index].name)
self.assertEqual(
ops[op2_index].proj,
'+proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=hgridshift +grids=GDA94_GDA2020_conformal_and_distortion.gsb +step +proj=unitconvert +xy_in=rad +xy_out=deg +step +proj=axisswap +order=2,1'
)
self.assertEqual(
ops[op2_index].accuracy,
0.05) # actually incorrect in EPSG registry, may need updating
self.assertEqual(len(ops[op2_index].grids), 1)
self.assertEqual(ops[op2_index].grids[0].shortName,
'GDA94_GDA2020_conformal_and_distortion.gsb')
self.assertEqual(ops[op2_index].grids[0].fullName, '')
self.assertEqual(ops[op2_index].grids[0].packageName,
'proj-datumgrid-oceania')
self.assertEqual(
ops[op2_index].grids[0].url,
'https://download.osgeo.org/proj/proj-datumgrid-oceania-latest.zip'
)
self.assertTrue(ops[op2_index].grids[0].directDownload)
self.assertTrue(ops[op2_index].grids[0].openLicense)
op3_index = [
i for i in range(len(ops)) if ops[i].proj ==
'+proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=hgridshift +grids=GDA94_GDA2020_conformal.gsb +step +proj=unitconvert +xy_in=rad +xy_out=deg +step +proj=axisswap +order=2,1'
][0]
self.assertTrue(ops[op3_index].name)
self.assertEqual(
ops[op3_index].proj,
'+proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=hgridshift +grids=GDA94_GDA2020_conformal.gsb +step +proj=unitconvert +xy_in=rad +xy_out=deg +step +proj=axisswap +order=2,1'
)
self.assertEqual(
ops[op3_index].accuracy,
0.05) # actually incorrect in EPSG registry, may need updating
self.assertEqual(len(ops[op3_index].grids), 1)
self.assertEqual(ops[op3_index].grids[0].shortName,
'GDA94_GDA2020_conformal.gsb')
self.assertEqual(ops[op3_index].grids[0].fullName, '')
self.assertEqual(ops[op3_index].grids[0].packageName,
'proj-datumgrid-oceania')
self.assertEqual(
ops[op3_index].grids[0].url,
'https://download.osgeo.org/proj/proj-datumgrid-oceania-latest.zip'
)
self.assertTrue(ops[op3_index].grids[0].directDownload)
self.assertTrue(ops[op3_index].grids[0].openLicense)
op4_index = [
i for i in range(len(ops)) if ops[i].proj ==
'+proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=hgridshift +grids=GDA94_GDA2020_conformal_cocos_island.gsb +step +proj=unitconvert +xy_in=rad +xy_out=deg +step +proj=axisswap +order=2,1'
][0]
self.assertTrue(ops[op4_index].name)
self.assertEqual(
ops[op4_index].proj,
'+proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=hgridshift +grids=GDA94_GDA2020_conformal_cocos_island.gsb +step +proj=unitconvert +xy_in=rad +xy_out=deg +step +proj=axisswap +order=2,1'
)
self.assertEqual(
ops[op4_index].accuracy,
0.05) # actually incorrect in EPSG registry, may need updating
self.assertEqual(len(ops[op4_index].grids), 1)
self.assertEqual(ops[op4_index].grids[0].shortName,
'GDA94_GDA2020_conformal_cocos_island.gsb')
self.assertEqual(ops[op4_index].grids[0].fullName, '')
op5_index = [
i for i in range(len(ops)) if ops[i].proj ==
'+proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=hgridshift +grids=GDA94_GDA2020_conformal_christmas_island.gsb +step +proj=unitconvert +xy_in=rad +xy_out=deg +step +proj=axisswap +order=2,1'
][0]
self.assertTrue(ops[op5_index].name)
self.assertEqual(
ops[op5_index].proj,
'+proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=hgridshift +grids=GDA94_GDA2020_conformal_christmas_island.gsb +step +proj=unitconvert +xy_in=rad +xy_out=deg +step +proj=axisswap +order=2,1'
)
self.assertEqual(
ops[op5_index].accuracy,
0.05) # actually incorrect in EPSG registry, may need updating
self.assertEqual(len(ops[op5_index].grids), 1)
self.assertEqual(ops[op5_index].grids[0].shortName,
'GDA94_GDA2020_conformal_christmas_island.gsb')
self.assertEqual(ops[op5_index].grids[0].fullName, '')
# uses a pivot datum (technically a proj test, but this will help me sleep at night ;)
ops = QgsDatumTransform.operations(
QgsCoordinateReferenceSystem('EPSG:3111'),
QgsCoordinateReferenceSystem('EPSG:7899'))
self.assertGreaterEqual(len(ops), 3)
op1_index = [
i for i in range(len(ops)) if ops[i].proj ==
'+proj=pipeline +step +inv +proj=lcc +lat_0=-37 +lon_0=145 +lat_1=-36 +lat_2=-38 +x_0=2500000 +y_0=2500000 +ellps=GRS80 +step +proj=push +v_3 +step +proj=cart +ellps=GRS80 +step +proj=helmert +x=0.06155 +y=-0.01087 +z=-0.04019 +rx=-0.0394924 +ry=-0.0327221 +rz=-0.0328979 +s=-0.009994 +convention=coordinate_frame +step +inv +proj=cart +ellps=GRS80 +step +proj=pop +v_3 +step +proj=lcc +lat_0=-37 +lon_0=145 +lat_1=-36 +lat_2=-38 +x_0=2500000 +y_0=2500000 +ellps=GRS80'
][0]
self.assertTrue(ops[op1_index].name)
self.assertEqual(
ops[op1_index].proj,
'+proj=pipeline +step +inv +proj=lcc +lat_0=-37 +lon_0=145 +lat_1=-36 +lat_2=-38 +x_0=2500000 +y_0=2500000 +ellps=GRS80 +step +proj=push +v_3 +step +proj=cart +ellps=GRS80 +step +proj=helmert +x=0.06155 +y=-0.01087 +z=-0.04019 +rx=-0.0394924 +ry=-0.0327221 +rz=-0.0328979 +s=-0.009994 +convention=coordinate_frame +step +inv +proj=cart +ellps=GRS80 +step +proj=pop +v_3 +step +proj=lcc +lat_0=-37 +lon_0=145 +lat_1=-36 +lat_2=-38 +x_0=2500000 +y_0=2500000 +ellps=GRS80'
)
self.assertTrue(ops[op1_index].isAvailable)
self.assertEqual(ops[op1_index].accuracy, 0.01)
self.assertEqual(len(ops[op1_index].grids), 0)
op2_index = [
i for i in range(len(ops)) if ops[i].proj ==
'+proj=pipeline +step +inv +proj=lcc +lat_0=-37 +lon_0=145 +lat_1=-36 +lat_2=-38 +x_0=2500000 +y_0=2500000 +ellps=GRS80 +step +proj=hgridshift +grids=GDA94_GDA2020_conformal_and_distortion.gsb +step +proj=lcc +lat_0=-37 +lon_0=145 +lat_1=-36 +lat_2=-38 +x_0=2500000 +y_0=2500000 +ellps=GRS80'
][0]
self.assertTrue(ops[op2_index].name)
self.assertEqual(
ops[op2_index].proj,
'+proj=pipeline +step +inv +proj=lcc +lat_0=-37 +lon_0=145 +lat_1=-36 +lat_2=-38 +x_0=2500000 +y_0=2500000 +ellps=GRS80 +step +proj=hgridshift +grids=GDA94_GDA2020_conformal_and_distortion.gsb +step +proj=lcc +lat_0=-37 +lon_0=145 +lat_1=-36 +lat_2=-38 +x_0=2500000 +y_0=2500000 +ellps=GRS80'
)
self.assertEqual(
ops[op2_index].accuracy,
0.05) # actually incorrect in EPSG registry, may need updating
self.assertEqual(len(ops[op2_index].grids), 1)
self.assertEqual(ops[op2_index].grids[0].shortName,
'GDA94_GDA2020_conformal_and_distortion.gsb')
self.assertEqual(ops[op2_index].grids[0].fullName, '')
self.assertEqual(ops[op2_index].grids[0].packageName,
'proj-datumgrid-oceania')
self.assertEqual(
ops[op2_index].grids[0].url,
'https://download.osgeo.org/proj/proj-datumgrid-oceania-latest.zip'
)
self.assertTrue(ops[op2_index].grids[0].directDownload)
self.assertTrue(ops[op2_index].grids[0].openLicense)
op3_index = [
i for i in range(len(ops)) if ops[i].proj ==
'+proj=pipeline +step +inv +proj=lcc +lat_0=-37 +lon_0=145 +lat_1=-36 +lat_2=-38 +x_0=2500000 +y_0=2500000 +ellps=GRS80 +step +proj=hgridshift +grids=GDA94_GDA2020_conformal.gsb +step +proj=lcc +lat_0=-37 +lon_0=145 +lat_1=-36 +lat_2=-38 +x_0=2500000 +y_0=2500000 +ellps=GRS80'
][0]
self.assertTrue(ops[op3_index].name)
self.assertEqual(
ops[op3_index].proj,
'+proj=pipeline +step +inv +proj=lcc +lat_0=-37 +lon_0=145 +lat_1=-36 +lat_2=-38 +x_0=2500000 +y_0=2500000 +ellps=GRS80 +step +proj=hgridshift +grids=GDA94_GDA2020_conformal.gsb +step +proj=lcc +lat_0=-37 +lon_0=145 +lat_1=-36 +lat_2=-38 +x_0=2500000 +y_0=2500000 +ellps=GRS80'
)
self.assertEqual(
ops[op3_index].accuracy,
0.05) # actually incorrect in EPSG registry, may need updating
self.assertEqual(len(ops[op3_index].grids), 1)
self.assertEqual(ops[op3_index].grids[0].shortName,
'GDA94_GDA2020_conformal.gsb')
self.assertEqual(ops[op3_index].grids[0].fullName, '')
self.assertEqual(ops[op3_index].grids[0].packageName,
'proj-datumgrid-oceania')
self.assertEqual(
ops[op3_index].grids[0].url,
'https://download.osgeo.org/proj/proj-datumgrid-oceania-latest.zip'
)
self.assertTrue(ops[op3_index].grids[0].directDownload)
self.assertTrue(ops[op3_index].grids[0].openLicense)
def testOperations(self):
ops = QgsDatumTransform.operations(QgsCoordinateReferenceSystem(),
QgsCoordinateReferenceSystem())
self.assertEqual(ops, [])
ops = QgsDatumTransform.operations(QgsCoordinateReferenceSystem('EPSG:3111'),
QgsCoordinateReferenceSystem())
self.assertEqual(ops, [])
ops = QgsDatumTransform.operations(QgsCoordinateReferenceSystem(),
QgsCoordinateReferenceSystem('EPSG:3111'))
self.assertEqual(ops, [])
ops = QgsDatumTransform.operations(QgsCoordinateReferenceSystem('EPSG:3111'),
QgsCoordinateReferenceSystem('EPSG:3111'))
self.assertEqual(len(ops), 1)
self.assertTrue(ops[0].name)
self.assertEqual(ops[0].proj, '+proj=noop')
self.assertEqual(ops[0].accuracy, 0.0)
self.assertTrue(ops[0].isAvailable)
ops = QgsDatumTransform.operations(QgsCoordinateReferenceSystem('EPSG:3111'),
QgsCoordinateReferenceSystem('EPSG:4283'))
self.assertEqual(len(ops), 1)
self.assertTrue(ops[0].name)
self.assertEqual(ops[0].proj, '+proj=pipeline +step +inv +proj=lcc +lat_0=-37 +lon_0=145 +lat_1=-36 +lat_2=-38 +x_0=2500000 +y_0=2500000 +ellps=GRS80 +step +proj=unitconvert +xy_in=rad +xy_out=deg +step +proj=axisswap +order=2,1')
self.assertEqual(ops[0].accuracy, -1.0)
self.assertTrue(ops[0].isAvailable)
ops = QgsDatumTransform.operations(QgsCoordinateReferenceSystem('EPSG:3111'),
QgsCoordinateReferenceSystem('EPSG:28355'))
self.assertEqual(len(ops), 1)
self.assertTrue(ops[0].name)
self.assertEqual(ops[0].proj, '+proj=pipeline +step +inv +proj=lcc +lat_0=-37 +lon_0=145 +lat_1=-36 +lat_2=-38 +x_0=2500000 +y_0=2500000 +ellps=GRS80 +step +proj=utm +zone=55 +south +ellps=GRS80')
self.assertEqual(ops[0].accuracy, 0.0)
self.assertTrue(ops[0].isAvailable)
# uses a grid file
ops = QgsDatumTransform.operations(QgsCoordinateReferenceSystem('EPSG:4283'),
QgsCoordinateReferenceSystem('EPSG:7844'))
self.assertGreaterEqual(len(ops), 5)
op1_index = [i for i in range(len(ops)) if ops[i].proj == '+proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=push +v_3 +step +proj=cart +ellps=GRS80 +step +proj=helmert +x=0.06155 +y=-0.01087 +z=-0.04019 +rx=-0.0394924 +ry=-0.0327221 +rz=-0.0328979 +s=-0.009994 +convention=coordinate_frame +step +inv +proj=cart +ellps=GRS80 +step +proj=pop +v_3 +step +proj=unitconvert +xy_in=rad +xy_out=deg +step +proj=axisswap +order=2,1'][0]
self.assertTrue(ops[op1_index].name)
self.assertEqual(ops[op1_index].proj, '+proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=push +v_3 +step +proj=cart +ellps=GRS80 +step +proj=helmert +x=0.06155 +y=-0.01087 +z=-0.04019 +rx=-0.0394924 +ry=-0.0327221 +rz=-0.0328979 +s=-0.009994 +convention=coordinate_frame +step +inv +proj=cart +ellps=GRS80 +step +proj=pop +v_3 +step +proj=unitconvert +xy_in=rad +xy_out=deg +step +proj=axisswap +order=2,1')
self.assertTrue(ops[op1_index].isAvailable)
self.assertEqual(ops[op1_index].accuracy, 0.01)
self.assertEqual(len(ops[op1_index].grids), 0)
op2_index = [i for i in range(len(ops)) if ops[i].proj == '+proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=hgridshift +grids=GDA94_GDA2020_conformal_and_distortion.gsb +step +proj=unitconvert +xy_in=rad +xy_out=deg +step +proj=axisswap +order=2,1'][0]
self.assertTrue(ops[op2_index].name)
self.assertEqual(ops[op2_index].proj, '+proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=hgridshift +grids=GDA94_GDA2020_conformal_and_distortion.gsb +step +proj=unitconvert +xy_in=rad +xy_out=deg +step +proj=axisswap +order=2,1')
self.assertEqual(ops[op2_index].accuracy, 0.05) # actually incorrect in EPSG registry, may need updating
self.assertEqual(len(ops[op2_index].grids), 1)
self.assertEqual(ops[op2_index].grids[0].shortName, 'GDA94_GDA2020_conformal_and_distortion.gsb')
self.assertEqual(ops[op2_index].grids[0].fullName, '')
self.assertEqual(ops[op2_index].grids[0].packageName, 'proj-datumgrid-oceania')
self.assertEqual(ops[op2_index].grids[0].url, 'https://download.osgeo.org/proj/proj-datumgrid-oceania-latest.zip')
self.assertTrue(ops[op2_index].grids[0].directDownload)
self.assertTrue(ops[op2_index].grids[0].openLicense)
op3_index = [i for i in range(len(ops)) if ops[i].proj == '+proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=hgridshift +grids=GDA94_GDA2020_conformal.gsb +step +proj=unitconvert +xy_in=rad +xy_out=deg +step +proj=axisswap +order=2,1'][0]
self.assertTrue(ops[op3_index].name)
self.assertEqual(ops[op3_index].proj, '+proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=hgridshift +grids=GDA94_GDA2020_conformal.gsb +step +proj=unitconvert +xy_in=rad +xy_out=deg +step +proj=axisswap +order=2,1')
self.assertEqual(ops[op3_index].accuracy, 0.05) # actually incorrect in EPSG registry, may need updating
self.assertEqual(len(ops[op3_index].grids), 1)
self.assertEqual(ops[op3_index].grids[0].shortName, 'GDA94_GDA2020_conformal.gsb')
self.assertEqual(ops[op3_index].grids[0].fullName, '')
self.assertEqual(ops[op3_index].grids[0].packageName, 'proj-datumgrid-oceania')
self.assertEqual(ops[op3_index].grids[0].url, 'https://download.osgeo.org/proj/proj-datumgrid-oceania-latest.zip')
self.assertTrue(ops[op3_index].grids[0].directDownload)
self.assertTrue(ops[op3_index].grids[0].openLicense)
op4_index = [i for i in range(len(ops)) if ops[i].proj == '+proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=hgridshift +grids=GDA94_GDA2020_conformal_cocos_island.gsb +step +proj=unitconvert +xy_in=rad +xy_out=deg +step +proj=axisswap +order=2,1'][0]
self.assertTrue(ops[op4_index].name)
self.assertEqual(ops[op4_index].proj, '+proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=hgridshift +grids=GDA94_GDA2020_conformal_cocos_island.gsb +step +proj=unitconvert +xy_in=rad +xy_out=deg +step +proj=axisswap +order=2,1')
self.assertEqual(ops[op4_index].accuracy, 0.05) # actually incorrect in EPSG registry, may need updating
self.assertEqual(len(ops[op4_index].grids), 1)
self.assertEqual(ops[op4_index].grids[0].shortName, 'GDA94_GDA2020_conformal_cocos_island.gsb')
self.assertEqual(ops[op4_index].grids[0].fullName, '')
op5_index = [i for i in range(len(ops)) if ops[i].proj == '+proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=hgridshift +grids=GDA94_GDA2020_conformal_christmas_island.gsb +step +proj=unitconvert +xy_in=rad +xy_out=deg +step +proj=axisswap +order=2,1'][0]
self.assertTrue(ops[op5_index].name)
self.assertEqual(ops[op5_index].proj, '+proj=pipeline +step +proj=axisswap +order=2,1 +step +proj=unitconvert +xy_in=deg +xy_out=rad +step +proj=hgridshift +grids=GDA94_GDA2020_conformal_christmas_island.gsb +step +proj=unitconvert +xy_in=rad +xy_out=deg +step +proj=axisswap +order=2,1')
self.assertEqual(ops[op5_index].accuracy, 0.05) # actually incorrect in EPSG registry, may need updating
self.assertEqual(len(ops[op5_index].grids), 1)
self.assertEqual(ops[op5_index].grids[0].shortName, 'GDA94_GDA2020_conformal_christmas_island.gsb')
self.assertEqual(ops[op5_index].grids[0].fullName, '')
# uses a pivot datum (technically a proj test, but this will help me sleep at night ;)
ops = QgsDatumTransform.operations(QgsCoordinateReferenceSystem('EPSG:3111'),
QgsCoordinateReferenceSystem('EPSG:7899'))
self.assertGreaterEqual(len(ops), 3)
op1_index = [i for i in range(len(ops)) if ops[i].proj == '+proj=pipeline +step +inv +proj=lcc +lat_0=-37 +lon_0=145 +lat_1=-36 +lat_2=-38 +x_0=2500000 +y_0=2500000 +ellps=GRS80 +step +proj=push +v_3 +step +proj=cart +ellps=GRS80 +step +proj=helmert +x=0.06155 +y=-0.01087 +z=-0.04019 +rx=-0.0394924 +ry=-0.0327221 +rz=-0.0328979 +s=-0.009994 +convention=coordinate_frame +step +inv +proj=cart +ellps=GRS80 +step +proj=pop +v_3 +step +proj=lcc +lat_0=-37 +lon_0=145 +lat_1=-36 +lat_2=-38 +x_0=2500000 +y_0=2500000 +ellps=GRS80'][0]
self.assertTrue(ops[op1_index].name)
self.assertEqual(ops[op1_index].proj, '+proj=pipeline +step +inv +proj=lcc +lat_0=-37 +lon_0=145 +lat_1=-36 +lat_2=-38 +x_0=2500000 +y_0=2500000 +ellps=GRS80 +step +proj=push +v_3 +step +proj=cart +ellps=GRS80 +step +proj=helmert +x=0.06155 +y=-0.01087 +z=-0.04019 +rx=-0.0394924 +ry=-0.0327221 +rz=-0.0328979 +s=-0.009994 +convention=coordinate_frame +step +inv +proj=cart +ellps=GRS80 +step +proj=pop +v_3 +step +proj=lcc +lat_0=-37 +lon_0=145 +lat_1=-36 +lat_2=-38 +x_0=2500000 +y_0=2500000 +ellps=GRS80')
self.assertTrue(ops[op1_index].isAvailable)
self.assertEqual(ops[op1_index].accuracy, 0.01)
self.assertEqual(len(ops[op1_index].grids), 0)
op2_index = [i for i in range(len(ops)) if ops[i].proj == '+proj=pipeline +step +inv +proj=lcc +lat_0=-37 +lon_0=145 +lat_1=-36 +lat_2=-38 +x_0=2500000 +y_0=2500000 +ellps=GRS80 +step +proj=hgridshift +grids=GDA94_GDA2020_conformal_and_distortion.gsb +step +proj=lcc +lat_0=-37 +lon_0=145 +lat_1=-36 +lat_2=-38 +x_0=2500000 +y_0=2500000 +ellps=GRS80'][0]
self.assertTrue(ops[op2_index].name)
self.assertEqual(ops[op2_index].proj, '+proj=pipeline +step +inv +proj=lcc +lat_0=-37 +lon_0=145 +lat_1=-36 +lat_2=-38 +x_0=2500000 +y_0=2500000 +ellps=GRS80 +step +proj=hgridshift +grids=GDA94_GDA2020_conformal_and_distortion.gsb +step +proj=lcc +lat_0=-37 +lon_0=145 +lat_1=-36 +lat_2=-38 +x_0=2500000 +y_0=2500000 +ellps=GRS80')
self.assertEqual(ops[op2_index].accuracy, 0.05) # actually incorrect in EPSG registry, may need updating
self.assertEqual(len(ops[op2_index].grids), 1)
self.assertEqual(ops[op2_index].grids[0].shortName, 'GDA94_GDA2020_conformal_and_distortion.gsb')
self.assertEqual(ops[op2_index].grids[0].fullName, '')
self.assertEqual(ops[op2_index].grids[0].packageName, 'proj-datumgrid-oceania')
self.assertEqual(ops[op2_index].grids[0].url, 'https://download.osgeo.org/proj/proj-datumgrid-oceania-latest.zip')
self.assertTrue(ops[op2_index].grids[0].directDownload)
self.assertTrue(ops[op2_index].grids[0].openLicense)
op3_index = [i for i in range(len(ops)) if ops[i].proj == '+proj=pipeline +step +inv +proj=lcc +lat_0=-37 +lon_0=145 +lat_1=-36 +lat_2=-38 +x_0=2500000 +y_0=2500000 +ellps=GRS80 +step +proj=hgridshift +grids=GDA94_GDA2020_conformal.gsb +step +proj=lcc +lat_0=-37 +lon_0=145 +lat_1=-36 +lat_2=-38 +x_0=2500000 +y_0=2500000 +ellps=GRS80'][0]
self.assertTrue(ops[op3_index].name)
self.assertEqual(ops[op3_index].proj, '+proj=pipeline +step +inv +proj=lcc +lat_0=-37 +lon_0=145 +lat_1=-36 +lat_2=-38 +x_0=2500000 +y_0=2500000 +ellps=GRS80 +step +proj=hgridshift +grids=GDA94_GDA2020_conformal.gsb +step +proj=lcc +lat_0=-37 +lon_0=145 +lat_1=-36 +lat_2=-38 +x_0=2500000 +y_0=2500000 +ellps=GRS80')
self.assertEqual(ops[op3_index].accuracy, 0.05) # actually incorrect in EPSG registry, may need updating
self.assertEqual(len(ops[op3_index].grids), 1)
self.assertEqual(ops[op3_index].grids[0].shortName, 'GDA94_GDA2020_conformal.gsb')
self.assertEqual(ops[op3_index].grids[0].fullName, '')
self.assertEqual(ops[op3_index].grids[0].packageName, 'proj-datumgrid-oceania')
self.assertEqual(ops[op3_index].grids[0].url, 'https://download.osgeo.org/proj/proj-datumgrid-oceania-latest.zip')
self.assertTrue(ops[op3_index].grids[0].directDownload)
self.assertTrue(ops[op3_index].grids[0].openLicense)
def testOperations(self):
w = QgsCoordinateOperationWidget()
self.assertFalse(w.hasSelection())
spy = QSignalSpy(w.operationChanged)
w.setSourceCrs(QgsCoordinateReferenceSystem('EPSG:26745'))
self.assertEqual(len(spy), 0)
w.setDestinationCrs(QgsCoordinateReferenceSystem('EPSG:3857'))
self.assertEqual(len(spy), 1)
self.assertTrue(w.hasSelection())
self.assertGreaterEqual(len(w.availableOperations()), 3)
available_operations = QgsDatumTransform.operations(
w.sourceCrs(), w.destinationCrs())
for op in available_operations:
if op.isAvailable:
default_proj = op.proj
break
else:
self.assertTrue(False, 'No operations available')
self.assertEqual(w.defaultOperation().proj, default_proj)
self.assertEqual(w.selectedOperation().proj, default_proj)
self.assertTrue(w.selectedOperation().isAvailable)
op = QgsCoordinateOperationWidget.OperationDetails()
op.proj = '+proj=pipeline +step +proj=unitconvert +xy_in=us-ft +xy_out=m +step +inv +proj=lcc +lat_0=33.5 +lon_0=-118 +lat_1=35.4666666666667 +lat_2=34.0333333333333 +x_0=609601.219202438 +y_0=0 +ellps=clrk66 +step +proj=push +v_3 +step +proj=cart +ellps=clrk66 +step +proj=helmert +x=-8 +y=160 +z=176 +step +inv +proj=cart +ellps=WGS84 +step +proj=pop +v_3 +step +proj=webmerc +lat_0=0 +lon_0=0 +x_0=0 +y_0=0 +ellps=WGS84'
op.allowFallback = True
w.setSelectedOperation(op)
self.assertEqual(
w.selectedOperation().proj,
'+proj=pipeline +step +proj=unitconvert +xy_in=us-ft +xy_out=m +step +inv +proj=lcc +lat_0=33.5 +lon_0=-118 +lat_1=35.4666666666667 +lat_2=34.0333333333333 +x_0=609601.219202438 +y_0=0 +ellps=clrk66 +step +proj=push +v_3 +step +proj=cart +ellps=clrk66 +step +proj=helmert +x=-8 +y=160 +z=176 +step +inv +proj=cart +ellps=WGS84 +step +proj=pop +v_3 +step +proj=webmerc +lat_0=0 +lon_0=0 +x_0=0 +y_0=0 +ellps=WGS84'
)
self.assertTrue(w.selectedOperation().allowFallback)
self.assertEqual(len(spy), 2)
w.setSelectedOperation(op)
self.assertEqual(
w.selectedOperation().proj,
'+proj=pipeline +step +proj=unitconvert +xy_in=us-ft +xy_out=m +step +inv +proj=lcc +lat_0=33.5 +lon_0=-118 +lat_1=35.4666666666667 +lat_2=34.0333333333333 +x_0=609601.219202438 +y_0=0 +ellps=clrk66 +step +proj=push +v_3 +step +proj=cart +ellps=clrk66 +step +proj=helmert +x=-8 +y=160 +z=176 +step +inv +proj=cart +ellps=WGS84 +step +proj=pop +v_3 +step +proj=webmerc +lat_0=0 +lon_0=0 +x_0=0 +y_0=0 +ellps=WGS84'
)
self.assertTrue(w.selectedOperation().allowFallback)
self.assertEqual(len(spy), 2)
op.proj = '+proj=pipeline +step +proj=unitconvert +xy_in=us-ft +xy_out=m +step +inv +proj=lcc +lat_0=33.5 +lon_0=-118 +lat_1=35.4666666666667 +lat_2=34.0333333333333 +x_0=609601.219202438 +y_0=0 +ellps=clrk66 +step +proj=push +v_3 +step +proj=cart +ellps=clrk66 +step +proj=helmert +x=-8 +y=159 +z=175 +step +inv +proj=cart +ellps=WGS84 +step +proj=pop +v_3 +step +proj=webmerc +lat_0=0 +lon_0=0 +x_0=0 +y_0=0 +ellps=WGS84'
op.allowFallback = False
w.setSelectedOperation(op)
self.assertEqual(
w.selectedOperation().proj,
'+proj=pipeline +step +proj=unitconvert +xy_in=us-ft +xy_out=m +step +inv +proj=lcc +lat_0=33.5 +lon_0=-118 +lat_1=35.4666666666667 +lat_2=34.0333333333333 +x_0=609601.219202438 +y_0=0 +ellps=clrk66 +step +proj=push +v_3 +step +proj=cart +ellps=clrk66 +step +proj=helmert +x=-8 +y=159 +z=175 +step +inv +proj=cart +ellps=WGS84 +step +proj=pop +v_3 +step +proj=webmerc +lat_0=0 +lon_0=0 +x_0=0 +y_0=0 +ellps=WGS84'
)
self.assertFalse(w.selectedOperation().allowFallback)
self.assertEqual(len(spy), 3)
op.allowFallback = True
w.setSelectedOperation(op)
self.assertEqual(
w.selectedOperation().proj,
'+proj=pipeline +step +proj=unitconvert +xy_in=us-ft +xy_out=m +step +inv +proj=lcc +lat_0=33.5 +lon_0=-118 +lat_1=35.4666666666667 +lat_2=34.0333333333333 +x_0=609601.219202438 +y_0=0 +ellps=clrk66 +step +proj=push +v_3 +step +proj=cart +ellps=clrk66 +step +proj=helmert +x=-8 +y=159 +z=175 +step +inv +proj=cart +ellps=WGS84 +step +proj=pop +v_3 +step +proj=webmerc +lat_0=0 +lon_0=0 +x_0=0 +y_0=0 +ellps=WGS84'
)
self.assertTrue(w.selectedOperation().allowFallback)
self.assertEqual(len(spy), 4)
context = QgsCoordinateTransformContext()
op.proj = '+proj=pipeline +step +proj=unitconvert +xy_in=us-ft +xy_out=m +step +inv +proj=lcc +lat_0=33.5 +lon_0=-118 +lat_1=35.4666666666667 +lat_2=34.0333333333333 +x_0=609601.219202438 +y_0=0 +ellps=clrk66 +step +proj=push +v_3 +step +proj=cart +ellps=clrk66 +step +proj=helmert +x=-8 +y=160 +z=176 +step +inv +proj=cart +ellps=WGS84 +step +proj=pop +v_3 +step +proj=webmerc +lat_0=0 +lon_0=0 +x_0=0 +y_0=0 +ellps=WGS84'
w.setSelectedOperation(op)
w.setSelectedOperationUsingContext(context)
# should go to default, because there's nothing in the context matching these crs
self.assertEqual(w.selectedOperation().proj, default_proj)
self.assertEqual(len(spy), 6)
# put something in the context
context.addCoordinateOperation(
w.sourceCrs(), w.destinationCrs(),
'+proj=pipeline +step +proj=unitconvert +xy_in=us-ft +xy_out=m +step +inv +proj=lcc +lat_0=33.5 +lon_0=-118 +lat_1=35.4666666666667 +lat_2=34.0333333333333 +x_0=609601.219202438 +y_0=0 +ellps=clrk66 +step +proj=push +v_3 +step +proj=cart +ellps=clrk66 +step +proj=helmert +x=-8 +y=160 +z=176 +step +inv +proj=cart +ellps=WGS84 +step +proj=pop +v_3 +step +proj=webmerc +lat_0=0 +lon_0=0 +x_0=0 +y_0=0 +ellps=WGS84'
)
w.setSelectedOperationUsingContext(context)
self.assertEqual(
w.selectedOperation().proj,
'+proj=pipeline +step +proj=unitconvert +xy_in=us-ft +xy_out=m +step +inv +proj=lcc +lat_0=33.5 +lon_0=-118 +lat_1=35.4666666666667 +lat_2=34.0333333333333 +x_0=609601.219202438 +y_0=0 +ellps=clrk66 +step +proj=push +v_3 +step +proj=cart +ellps=clrk66 +step +proj=helmert +x=-8 +y=160 +z=176 +step +inv +proj=cart +ellps=WGS84 +step +proj=pop +v_3 +step +proj=webmerc +lat_0=0 +lon_0=0 +x_0=0 +y_0=0 +ellps=WGS84'
)
self.assertTrue(w.selectedOperation().allowFallback)
self.assertEqual(len(spy), 7)
context.addCoordinateOperation(
w.sourceCrs(), w.destinationCrs(),
'+proj=pipeline +step +proj=unitconvert +xy_in=us-ft +xy_out=m +step +inv +proj=lcc +lat_0=33.5 +lon_0=-118 +lat_1=35.4666666666667 +lat_2=34.0333333333333 +x_0=609601.219202438 +y_0=0 +ellps=clrk66 +step +proj=push +v_3 +step +proj=cart +ellps=clrk66 +step +proj=helmert +x=-8 +y=160 +z=176 +step +inv +proj=cart +ellps=WGS84 +step +proj=pop +v_3 +step +proj=webmerc +lat_0=0 +lon_0=0 +x_0=0 +y_0=0 +ellps=WGS84',
False)
w.setSelectedOperationUsingContext(context)
self.assertEqual(
w.selectedOperation().proj,
'+proj=pipeline +step +proj=unitconvert +xy_in=us-ft +xy_out=m +step +inv +proj=lcc +lat_0=33.5 +lon_0=-118 +lat_1=35.4666666666667 +lat_2=34.0333333333333 +x_0=609601.219202438 +y_0=0 +ellps=clrk66 +step +proj=push +v_3 +step +proj=cart +ellps=clrk66 +step +proj=helmert +x=-8 +y=160 +z=176 +step +inv +proj=cart +ellps=WGS84 +step +proj=pop +v_3 +step +proj=webmerc +lat_0=0 +lon_0=0 +x_0=0 +y_0=0 +ellps=WGS84'
)
self.assertFalse(w.selectedOperation().allowFallback)
self.assertEqual(len(spy), 8)