def testRenderLineLayerDataDefined(self):
""" test that rendering a line symbol with data defined enabled layer works"""
lines_shp = os.path.join(TEST_DATA_DIR, 'lines.shp')
lines_layer = QgsVectorLayer(lines_shp, 'Lines', 'ogr')
QgsProject.instance().addMapLayer(lines_layer)
layer = QgsSimpleLineSymbolLayer()
layer.setDataDefinedProperty(QgsSymbolLayer.PropertyLayerEnabled, QgsProperty.fromExpression("Name='Highway'"))
layer.setColor(QColor(100, 150, 150))
layer.setWidth(5)
symbol = QgsLineSymbol()
symbol.changeSymbolLayer(0, layer)
lines_layer.setRenderer(QgsSingleSymbolRenderer(symbol))
ms = QgsMapSettings()
ms.setOutputSize(QSize(400, 400))
ms.setOutputDpi(96)
ms.setExtent(QgsRectangle(-133, 22, -70, 52))
ms.setLayers([lines_layer])
renderchecker = QgsMultiRenderChecker()
renderchecker.setMapSettings(ms)
renderchecker.setControlPathPrefix('symbol_layer')
renderchecker.setControlName('expected_linelayer_ddenabled')
self.assertTrue(renderchecker.runTest('linelayer_ddenabled'))
QgsProject.instance().removeMapLayer(lines_layer)
def load_layer(self, id, param):
"""
Loads a layer which was specified as parameter.
"""
filepath = self.filepath_from_param(param)
if 'in_place' in param and param['in_place']:
# check if alg modifies layer in place
tmpdir = tempfile.mkdtemp()
self.cleanup_paths.append(tmpdir)
path, file_name = os.path.split(filepath)
base, ext = os.path.splitext(file_name)
for file in glob.glob(os.path.join(path, '{}.*'.format(base))):
shutil.copy(os.path.join(path, file), tmpdir)
filepath = os.path.join(tmpdir, file_name)
self.in_place_layers[id] = filepath
if param['type'] in ('vector', 'table'):
if filepath in self.vector_layer_params:
return self.vector_layer_params[filepath]
options = QgsVectorLayer.LayerOptions()
options.loadDefaultStyle = False
lyr = QgsVectorLayer(filepath, param['name'], 'ogr', options)
self.vector_layer_params[filepath] = lyr
elif param['type'] == 'raster':
options = QgsRasterLayer.LayerOptions()
options.loadDefaultStyle = False
lyr = QgsRasterLayer(filepath, param['name'], 'gdal', options)
self.assertTrue(lyr.isValid(), 'Could not load layer "{}" from param {}'.format(filepath, param))
QgsProject.instance().addMapLayer(lyr)
return lyr
def testValidRelationAfterChangingStyle(self):
# load project
myPath = os.path.join(unitTestDataPath(), 'relations.qgs')
QgsProject.instance().read(myPath)
# get referenced layer
relations = QgsProject.instance().relationManager().relations()
relation = relations[list(relations.keys())[0]]
referencedLayer = relation.referencedLayer()
# check that the relation is valid
valid = False
for tab in referencedLayer.editFormConfig().tabs():
for t in tab.children():
if (t.type() == QgsAttributeEditorElement.AeTypeRelation):
valid = t.relation().isValid()
self.assertTrue(valid)
# update style
referencedLayer.styleManager().setCurrentStyle("custom")
# check that the relation is still valid
referencedLayer = relation.referencedLayer()
valid = False
for tab in referencedLayer.editFormConfig().tabs():
for t in tab.children():
if (t.type() == QgsAttributeEditorElement.AeTypeRelation):
valid = t.relation().isValid()
self.assertTrue(valid)
def __init__(self, methodName):
"""Run once on class initialization."""
unittest.TestCase.__init__(self, methodName)
myPath = os.path.join(TEST_DATA_DIR, 'rgb256x256.png')
rasterFileInfo = QFileInfo(myPath)
self.raster_layer = QgsRasterLayer(rasterFileInfo.filePath(),
rasterFileInfo.completeBaseName())
rasterRenderer = QgsMultiBandColorRenderer(
self.raster_layer.dataProvider(), 1, 2, 3)
self.raster_layer.setRenderer(rasterRenderer)
myPath = os.path.join(TEST_DATA_DIR, 'points.shp')
vector_file_info = QFileInfo(myPath)
self.vector_layer = QgsVectorLayer(vector_file_info.filePath(),
vector_file_info.completeBaseName(), 'ogr')
assert self.vector_layer.isValid()
# pipe = mRasterLayer.pipe()
# assert pipe.set(rasterRenderer), 'Cannot set pipe renderer'
QgsProject.instance().addMapLayers([self.raster_layer, self.vector_layer])
# create layout with layout map
self.layout = QgsLayout(QgsProject.instance())
self.layout.initializeDefaults()
self.map = QgsLayoutItemMap(self.layout)
self.map.attemptSetSceneRect(QRectF(20, 20, 200, 100))
self.map.setFrameEnabled(True)
self.map.setLayers([self.raster_layer])
self.layout.addLayoutItem(self.map)
def testUpdatedFields(self):
"""Test when referenced layer update its fields
https://issues.qgis.org/issues/20893
"""
ml = QgsVectorLayer("Point?srid=EPSG:4326&field=a:int", "mem", "memory")
self.assertEqual(ml.isValid(), True)
QgsProject.instance().addMapLayer(ml)
ml.startEditing()
f1 = QgsFeature(ml.fields())
f1.setGeometry(QgsGeometry.fromWkt('POINT(2 3)'))
ml.addFeatures([f1])
ml.commitChanges()
vl = QgsVectorLayer("?query=select a, geometry from mem", "vl", "virtual")
self.assertEqual(vl.isValid(), True)
# add one more field
ml.dataProvider().addAttributes([QgsField('newfield', QVariant.Int)])
ml.updateFields()
self.assertEqual(ml.featureCount(), vl.featureCount())
self.assertEqual(vl.fields().count(), 1)
geometry = next(vl.getFeatures()).geometry()
self.assertTrue(geometry)
point = geometry.asPoint()
self.assertEqual(point.x(), 2)
self.assertEqual(point.y(), 3)
QgsProject.instance().removeMapLayer(ml)
def testNoSliverPolygons(self):
# create a layer with some polygons that will be used as a source for "avoid intersections"
l = QgsVectorLayer('MultiPolygon', 'test_layer', 'memory')
assert l.isValid()
QgsProject.instance().addMapLayer(l)
QgsProject.instance().writeEntry("Digitizing", "/AvoidIntersectionsList", [l.id()])
features = []
for i, wkt in enumerate(feat_wkt):
f = QgsFeature(i + 1)
f.setGeometry(QgsGeometry.fromWkt(wkt))
features.append(f)
l.dataProvider().addFeatures(features)
assert l.pendingFeatureCount() == 7
# create a geometry and remove its intersections with other geometries
g = QgsGeometry.fromWkt(newg_wkt)
assert g.avoidIntersections() == 0
# the resulting multi-polygon must have exactly three parts
# (in QGIS 2.0 it has one more tiny part that appears at the border between two of the original polygons)
mpg = g.asMultiPolygon()
assert len(mpg) == 3
def __init__(self, methodName):
"""Run once on class initialization."""
unittest.TestCase.__init__(self, methodName)
myPath = os.path.join(TEST_DATA_DIR, 'rgb256x256.png')
rasterFileInfo = QFileInfo(myPath)
self.raster_layer = QgsRasterLayer(rasterFileInfo.filePath(),
rasterFileInfo.completeBaseName())
rasterRenderer = QgsMultiBandColorRenderer(
self.raster_layer.dataProvider(), 1, 2, 3)
self.raster_layer.setRenderer(rasterRenderer)
myPath = os.path.join(TEST_DATA_DIR, 'points.shp')
vector_file_info = QFileInfo(myPath)
self.vector_layer = QgsVectorLayer(vector_file_info.filePath(),
vector_file_info.completeBaseName(), 'ogr')
assert self.vector_layer.isValid()
# pipe = mRasterLayer.pipe()
# assert pipe.set(rasterRenderer), 'Cannot set pipe renderer'
QgsProject.instance().addMapLayers([self.raster_layer, self.vector_layer])
# create composition with composer map
self.mComposition = QgsComposition(QgsProject.instance())
self.mComposition.setPaperSize(297, 210)
self.mComposerMap = QgsComposerMap(self.mComposition, 20, 20, 200, 100)
self.mComposerMap.setFrameEnabled(True)
self.mComposerMap.setLayers([self.raster_layer])
self.mComposition.addComposerMap(self.mComposerMap)
def execute(self):
model = self.itemData
if model is None:
return # shouldn't happen, but let's be safe
project_provider = model.provider().id() == PROJECT_PROVIDER_ID
if project_provider:
msg = self.tr('Are you sure you want to delete this model from the current project?', 'DeleteModelAction')
else:
msg = self.tr('Are you sure you want to delete this model?', 'DeleteModelAction')
reply = QMessageBox.question(
None,
self.tr('Delete Model', 'DeleteModelAction'),
msg,
QMessageBox.Yes | QMessageBox.No,
QMessageBox.No)
if reply == QMessageBox.Yes:
if project_provider:
provider = QgsApplication.processingRegistry().providerById(PROJECT_PROVIDER_ID)
provider.remove_model(model)
QgsProject.instance().setDirty(True)
else:
os.remove(model.sourceFilePath())
QgsApplication.processingRegistry().providerById('model').refreshAlgorithms()
def setUp(self):
myShpFile = os.path.join(TEST_DATA_DIR, 'rectangles.shp')
layer = QgsVectorLayer(myShpFile, 'Points', 'ogr')
QgsProject.instance().addMapLayer(layer)
# Create rulebased style
sym1 = QgsFillSymbol.createSimple({'color': '#fdbf6f', 'outline_color': 'black'})
sym2 = QgsFillSymbol.createSimple({'color': '#71bd6c', 'outline_color': 'black'})
sym3 = QgsFillSymbol.createSimple({'color': '#1f78b4', 'outline_color': 'black'})
self.r1 = QgsRuleBasedRenderer.Rule(sym1, 0, 0, '"id" = 1')
self.r2 = QgsRuleBasedRenderer.Rule(sym2, 0, 0, '"id" = 2')
self.r3 = QgsRuleBasedRenderer.Rule(sym3, 0, 0, 'ELSE')
rootrule = QgsRuleBasedRenderer.Rule(None)
rootrule.appendChild(self.r1)
rootrule.appendChild(self.r2)
rootrule.appendChild(self.r3)
layer.setRenderer(QgsRuleBasedRenderer(rootrule))
self.mapsettings = QgsMapSettings()
self.mapsettings.setOutputSize(QSize(400, 400))
self.mapsettings.setOutputDpi(96)
self.mapsettings.setExtent(QgsRectangle(-163, 22, -70, 52))
rendered_layers = [layer]
self.mapsettings.setLayers(rendered_layers)
def runTestForLayer(self, layer, testname):
tempdir = tempfile.mkdtemp()
layer = QgsVectorLayer(layer, 'Layer', 'ogr')
QgsProject.instance().addMapLayer(layer)
self.iface.mapCanvas().setExtent(layer.extent())
geom = next(layer.getFeatures()).geometry()
highlight = QgsHighlight(self.iface.mapCanvas(), geom, layer)
color = QColor(Qt.red)
highlight.setColor(color)
highlight.setWidth(2)
color.setAlpha(50)
highlight.setFillColor(color)
highlight.show()
image = QImage(QSize(400, 400), QImage.Format_ARGB32)
image.fill(Qt.white)
painter = QPainter()
painter.begin(image)
self.iface.mapCanvas().render(painter)
painter.end()
control_image = os.path.join(tempdir, 'highlight_{}.png'.format(testname))
image.save(control_image)
checker = QgsRenderChecker()
checker.setControlPathPrefix("highlight")
checker.setControlName("expected_highlight_{}".format(testname))
checker.setRenderedImage(control_image)
self.assertTrue(checker.compareImages("highlight_{}".format(testname)))
shutil.rmtree(tempdir)
def test_expressionRequiresFormScope(self):
res = list(QgsValueRelationFieldFormatter.expressionFormAttributes("current_value('ONE') AND current_value('TWO')"))
res = sorted(res)
self.assertEqual(res, ['ONE', 'TWO'])
res = list(QgsValueRelationFieldFormatter.expressionFormVariables("@current_geometry"))
self.assertEqual(res, ['current_geometry'])
self.assertFalse(QgsValueRelationFieldFormatter.expressionRequiresFormScope(""))
self.assertTrue(QgsValueRelationFieldFormatter.expressionRequiresFormScope("current_value('TWO')"))
self.assertTrue(QgsValueRelationFieldFormatter.expressionRequiresFormScope("current_value ( 'TWO' )"))
self.assertTrue(QgsValueRelationFieldFormatter.expressionRequiresFormScope("@current_geometry"))
self.assertTrue(QgsValueRelationFieldFormatter.expressionIsUsable("", QgsFeature()))
self.assertFalse(QgsValueRelationFieldFormatter.expressionIsUsable("@current_geometry", QgsFeature()))
self.assertFalse(QgsValueRelationFieldFormatter.expressionIsUsable("current_value ( 'TWO' )", QgsFeature()))
layer = QgsVectorLayer("none?field=pkid:integer&field=decoded:string",
"layer", "memory")
self.assertTrue(layer.isValid())
QgsProject.instance().addMapLayer(layer)
f = QgsFeature(layer.fields())
f.setAttributes([1, 'value'])
point = QgsGeometry.fromPointXY(QgsPointXY(123, 456))
f.setGeometry(point)
self.assertTrue(QgsValueRelationFieldFormatter.expressionIsUsable("current_geometry", f))
self.assertFalse(QgsValueRelationFieldFormatter.expressionIsUsable("current_value ( 'TWO' )", f))
self.assertTrue(QgsValueRelationFieldFormatter.expressionIsUsable("current_value ( 'pkid' )", f))
self.assertTrue(QgsValueRelationFieldFormatter.expressionIsUsable("@current_geometry current_value ( 'pkid' )", f))
QgsProject.instance().removeMapLayer(layer.id())
def getAsString(self, value):
if self.datatype == dataobjects.TYPE_RASTER:
if isinstance(value, QgsRasterLayer):
return str(value.dataProvider().dataSourceUri())
else:
s = str(value)
layers = QgsProcessingUtils.compatibleRasterLayers(QgsProject.instance())
for layer in layers:
if layer.name() == s:
return str(layer.dataProvider().dataSourceUri())
return s
if self.datatype == dataobjects.TYPE_FILE:
return str(value)
else:
if isinstance(value, QgsVectorLayer):
return str(value.source())
else:
s = str(value)
if self.datatype != dataobjects.TYPE_VECTOR_ANY:
layers = QgsProcessingUtils.compatibleVectorLayers(QgsProject.instance(), [self.datatype], False)
else:
layers = QgsProcessingUtils.compatibleVectorLayers(QgsProject.instance(), [], False)
for layer in layers:
if layer.name() == s:
return str(layer.source())
return s
def testLayers(self):
""" check that layers are shown in widget model"""
p = QgsProject.instance()
layer = QgsVectorLayer("Point", "layer1", "memory")
layer2 = QgsVectorLayer("Point", "layer2", "memory")
p.addMapLayers([layer, layer2])
w = QgsExpressionBuilderWidget()
m = w.model()
# check that layers are shown
items = m.findItems('layer1', Qt.MatchRecursive)
self.assertEqual(len(items), 1)
items = m.findItems('layer2', Qt.MatchRecursive)
self.assertEqual(len(items), 1)
# change project
p2 = QgsProject()
layer3 = QgsVectorLayer("Point", "layer3", "memory")
p2.addMapLayers([layer3])
w.setProject(p2)
m = w.model()
items = m.findItems('layer1', Qt.MatchRecursive)
self.assertEqual(len(items), 0)
items = m.findItems('layer2', Qt.MatchRecursive)
self.assertEqual(len(items), 0)
items = m.findItems('layer3', Qt.MatchRecursive)
self.assertEqual(len(items), 1)
def test_representValue(self):
QgsSettings().setValue("qgis/nullValue", "NULL")
layer = QgsVectorLayer("none?field=number1:integer&field=number2:double&field=text1:string&field=number3:integer&field=number4:double&field=text2:string",
"layer", "memory")
self.assertTrue(layer.isValid())
QgsProject.instance().addMapLayer(layer)
f = QgsFeature()
f.setAttributes([2, 2.5, 'NULL', None, None, None])
layer.dataProvider().addFeatures([f])
fieldFormatter = QgsValueMapFieldFormatter()
# Tests with different value types occurring in the value map
config = {'map': {'two': '2', 'twoandhalf': '2.5', 'NULL text': 'NULL',
'nothing': self.VALUEMAP_NULL_TEXT}}
self.assertEqual(fieldFormatter.representValue(layer, 0, config, None, 2), 'two')
self.assertEqual(fieldFormatter.representValue(layer, 1, config, None, 2.5), 'twoandhalf')
self.assertEqual(fieldFormatter.representValue(layer, 2, config, None, 'NULL'), 'NULL text')
# Tests with null values of different types, if value map contains null
self.assertEqual(fieldFormatter.representValue(layer, 3, config, None, None), 'nothing')
self.assertEqual(fieldFormatter.representValue(layer, 4, config, None, None), 'nothing')
self.assertEqual(fieldFormatter.representValue(layer, 5, config, None, None), 'nothing')
# Tests with fallback display for different value types
config = {}
self.assertEqual(fieldFormatter.representValue(layer, 0, config, None, 2), '(2)')
self.assertEqual(fieldFormatter.representValue(layer, 1, config, None, 2.5), '(2.50000)')
self.assertEqual(fieldFormatter.representValue(layer, 2, config, None, 'NULL'), '(NULL)')
# Tests with fallback display for null in different types of fields
self.assertEqual(fieldFormatter.representValue(layer, 3, config, None, None), '(NULL)')
self.assertEqual(fieldFormatter.representValue(layer, 4, config, None, None), '(NULL)')
self.assertEqual(fieldFormatter.representValue(layer, 5, config, None, None), '(NULL)')
QgsProject.instance().removeAllMapLayers()
def setUp(self):
self.iface = get_iface()
QgsProject.instance().removeAllMapLayers()
self.iface.mapCanvas().viewport().resize(400, 400)
# For some reason the resizeEvent is not delivered, fake it
self.iface.mapCanvas().resizeEvent(QResizeEvent(QSize(400, 400), self.iface.mapCanvas().size()))
def _set_up_composition(self, width, height, dpi, engine_settings):
# set up composition and add map
self._c = QgsComposition(QgsProject.instance())
""":type: QgsComposition"""
# self._c.setUseAdvancedEffects(False)
self._c.setPrintResolution(dpi)
# 600 x 400 px = 211.67 x 141.11 mm @ 72 dpi
paperw = width * 25.4 / dpi
paperh = height * 25.4 / dpi
self._c.setPaperSize(paperw, paperh)
# NOTE: do not use QgsComposerMap(self._c, 0, 0, paperw, paperh) since
# it only takes integers as parameters and the composition will grow
# larger based upon union of item scene rectangles and a slight buffer
# see end of QgsComposition::compositionBounds()
# add map as small graphics item first, then set its scene QRectF later
self._cmap = QgsComposerMap(self._c, 10, 10, 10, 10)
""":type: QgsComposerMap"""
self._cmap.setFrameEnabled(False)
self._cmap.setLayers(self._TestMapSettings.layers())
self._c.addComposerMap(self._cmap)
# now expand map to fill page and set its extent
self._cmap.setSceneRect(QRectF(0, 0, paperw, paperw))
self._cmap.setNewExtent(self.aoiExtent())
# self._cmap.updateCachedImage()
self._c.setPlotStyle(QgsComposition.Print)
# composition takes labeling engine settings from project
QgsProject.instance().setLabelingEngineSettings(engine_settings)
def __init__(self, snapLayer, parent=None):
super(LayerSnappingEnabledAction, self).__init__(parent)
self._layerId = ''
self._iface = None # QgisInteface
if isinstance(snapLayer, QgisInterface):
self._iface = snapLayer
elif isinstance(snapLayer, QgsVectorLayer):
self._layerId = snapLayer.id()
elif isinstance(snapLayer, str) or isinstance(snapLayer, unicode):
self._layerId = snapLayer
self.setCheckable(True)
self.setText('Toggle Layer Snapping')
self.setStatusTip('Toggle snapping on this layer')
self.setIcon(QIcon(':/plugins/ark/snapEnable.png'))
self._refresh()
self.triggered.connect(self._triggered)
# Make sure we catch changes in the main snapping dialog
QgsProject.instance().snapSettingsChanged.connect(self._refresh)
# If using current layer, make sure we update when it changes
if self._iface:
self._iface.legendInterface().currentLayerChanged.connect(self._refresh)
# If the layer is removed then disable the button
QgsMapLayerRegistry.instance().layerRemoved.connect(self._layerRemoved)
# If we change the settings, make such others are told
self.snappingEnabledChanged.connect(QgsProject.instance().snapSettingsChanged)
def _layerRemoved(self, layerId):
if self._layerId and layerId == self._layerId:
self._layerId = ''
self.setEnabled(False)
QgsProject.instance().snapSettingsChanged.disconnect(self._refresh)
QgsMapLayerRegistry.instance().layerRemoved.disconnect(self._layerRemoved)
self.snappingEnabledChanged.disconnect(QgsProject.instance().snapSettingsChanged)
def testReplaceLayerWhileOpen(self):
''' Replace an existing geopackage layer whilst it's open in the project'''
tmpfile = os.path.join(self.basetestpath, 'testGeopackageReplaceOpenLayer.gpkg')
ds = ogr.GetDriverByName('GPKG').CreateDataSource(tmpfile)
lyr = ds.CreateLayer('layer1', geom_type=ogr.wkbPoint)
lyr.CreateField(ogr.FieldDefn('attr', ogr.OFTInteger))
lyr.CreateField(ogr.FieldDefn('attr2', ogr.OFTInteger))
f = ogr.Feature(lyr.GetLayerDefn())
f.SetGeometry(ogr.CreateGeometryFromWkt('POINT(0 0)'))
lyr.CreateFeature(f)
f = None
vl1 = QgsVectorLayer(u'{}'.format(tmpfile) + "|layername=layer1", u'layer1', u'ogr')
p = QgsProject()
p.addMapLayer(vl1)
request = QgsFeatureRequest().setSubsetOfAttributes([0])
features = [f for f in vl1.getFeatures(request)]
self.assertEqual(len(features), 1)
# now, overwrite the layer with a different geometry type and fields
ds.DeleteLayer('layer1')
lyr = ds.CreateLayer('layer1', geom_type=ogr.wkbLineString)
lyr.CreateField(ogr.FieldDefn('attr', ogr.OFTString))
f = ogr.Feature(lyr.GetLayerDefn())
f.SetGeometry(ogr.CreateGeometryFromWkt('LineString(0 0, 1 1)'))
lyr.CreateFeature(f)
f = None
vl2 = QgsVectorLayer(u'{}'.format(tmpfile) + "|layername=layer1", u'layer2', u'ogr')
p.addMapLayer(vl2)
features = [f for f in vl1.getFeatures(request)]
self.assertEqual(len(features), 1)
def test_check_validity(self):
"""Test that the output invalid contains the error reason"""
polygon_layer = self._make_layer('Polygon')
self.assertTrue(polygon_layer.startEditing())
f = QgsFeature(polygon_layer.fields())
f.setAttributes([1])
# Flake!
f.setGeometry(QgsGeometry.fromWkt(
'POLYGON ((0 0, 2 2, 0 2, 2 0, 0 0))'))
self.assertTrue(f.isValid())
f2 = QgsFeature(polygon_layer.fields())
f2.setAttributes([1])
f2.setGeometry(QgsGeometry.fromWkt(
'POLYGON((1.1 1.1, 1.1 2.1, 2.1 2.1, 2.1 1.1, 1.1 1.1))'))
self.assertTrue(f2.isValid())
self.assertTrue(polygon_layer.addFeatures([f, f2]))
polygon_layer.commitChanges()
polygon_layer.rollBack()
self.assertEqual(polygon_layer.featureCount(), 2)
QgsProject.instance().addMapLayers([polygon_layer])
alg = self.registry.createAlgorithmById('qgis:checkvalidity')
context = QgsProcessingContext()
context.setProject(QgsProject.instance())
feedback = ConsoleFeedBack()
self.assertIsNotNone(alg)
parameters = {}
parameters['INPUT_LAYER'] = polygon_layer.id()
parameters['VALID_OUTPUT'] = 'memory:'
parameters['INVALID_OUTPUT'] = 'memory:'
parameters['ERROR_OUTPUT'] = 'memory:'
# QGIS method
parameters['METHOD'] = 1
ok, results = execute(
alg, parameters, context=context, feedback=feedback)
self.assertTrue(ok)
invalid_layer = QgsProcessingUtils.mapLayerFromString(
results['INVALID_OUTPUT'], context)
self.assertEqual(invalid_layer.fields().names()[-1], '_errors')
self.assertEqual(invalid_layer.featureCount(), 1)
f = next(invalid_layer.getFeatures())
self.assertEqual(f.attributes(), [
1, 'segments 0 and 2 of line 0 intersect at 1, 1'])
# GEOS method
parameters['METHOD'] = 2
ok, results = execute(
alg, parameters, context=context, feedback=feedback)
self.assertTrue(ok)
invalid_layer = QgsProcessingUtils.mapLayerFromString(
results['INVALID_OUTPUT'], context)
self.assertEqual(invalid_layer.fields().names()[-1], '_errors')
self.assertEqual(invalid_layer.featureCount(), 1)
f = next(invalid_layer.getFeatures())
self.assertEqual(f.attributes(), [1, 'Self-intersection'])
def testCheckStateRole(self):
l1 = create_layer('l1')
l2 = create_layer('l2')
QgsProject.instance().addMapLayers([l1, l2])
m = QgsMapLayerModel()
# not checkable
self.assertFalse(m.data(m.index(0, 0), Qt.CheckStateRole))
self.assertFalse(m.data(m.index(1, 0), Qt.CheckStateRole))
m.setAllowEmptyLayer(True)
self.assertFalse(m.data(m.index(0, 0), Qt.CheckStateRole))
self.assertFalse(m.data(m.index(1, 0), Qt.CheckStateRole))
self.assertFalse(m.data(m.index(2, 0), Qt.CheckStateRole))
m.setAllowEmptyLayer(False)
# checkable
m.setItemsCheckable(True)
m.checkAll(Qt.Checked)
self.assertTrue(m.data(m.index(0, 0), Qt.CheckStateRole))
self.assertTrue(m.data(m.index(1, 0), Qt.CheckStateRole))
m.setAllowEmptyLayer(True)
self.assertFalse(m.data(m.index(0, 0), Qt.CheckStateRole))
self.assertTrue(m.data(m.index(1, 0), Qt.CheckStateRole))
self.assertTrue(m.data(m.index(2, 0), Qt.CheckStateRole))
m.setAdditionalItems(['a'])
self.assertFalse(m.data(m.index(3, 0), Qt.CheckStateRole))
QgsProject.instance().removeMapLayers([l1.id(), l2.id()])
def testFlags(self):
l1 = create_layer('l1')
l2 = create_layer('l2')
QgsProject.instance().addMapLayers([l1, l2])
m = QgsMapLayerModel()
# not checkable
self.assertFalse(m.flags(m.index(0, 0)) & Qt.ItemIsUserCheckable)
self.assertFalse(m.flags(m.index(1, 0)) & Qt.ItemIsUserCheckable)
m.setAllowEmptyLayer(True)
self.assertFalse(m.flags(m.index(0, 0)) & Qt.ItemIsUserCheckable)
self.assertFalse(m.flags(m.index(1, 0)) & Qt.ItemIsUserCheckable)
self.assertFalse(m.flags(m.index(2, 0)) & Qt.ItemIsUserCheckable)
m.setAllowEmptyLayer(False)
# checkable
m.setItemsCheckable(True)
self.assertTrue(m.flags(m.index(0, 0)) & Qt.ItemIsUserCheckable)
self.assertTrue(m.flags(m.index(1, 0)) & Qt.ItemIsUserCheckable)
m.setAllowEmptyLayer(True)
self.assertFalse(m.flags(m.index(0, 0)) & Qt.ItemIsUserCheckable)
self.assertTrue(m.flags(m.index(1, 0)) & Qt.ItemIsUserCheckable)
self.assertTrue(m.flags(m.index(2, 0)) & Qt.ItemIsUserCheckable)
m.setAdditionalItems(['a'])
self.assertFalse(m.flags(m.index(3, 0)) & Qt.ItemIsUserCheckable)
QgsProject.instance().removeMapLayers([l1.id(), l2.id()])
def testFilterString(self):
""" test filtering by string"""
QgsProject.instance().clear()
m = QgsMapLayerProxyModel()
l1 = QgsVectorLayer("Point?crs=EPSG:3111&field=fldtxt:string&field=fldint:integer",
'layer 1', "memory")
QgsProject.instance().addMapLayer(l1)
l2 = QgsVectorLayer("Polygon?crs=EPSG:3111&field=fldtxt:string&field=fldint:integer",
'lAyEr 2', "memory")
QgsProject.instance().addMapLayer(l2)
l3 = QgsVectorLayer("None?field=fldtxt:string&field=fldint:integer",
'another', "memory")
QgsProject.instance().addMapLayer(l3)
l4 = QgsVectorLayer("LineString?crs=EPSG:3111&field=fldtxt:string&field=fldint:integer",
'final layer', "memory")
QgsProject.instance().addMapLayer(l4)
m.setFilterString('layer')
self.assertEqual(m.rowCount(), 3)
self.assertEqual(m.data(m.index(0, 0)), 'final layer')
self.assertEqual(m.data(m.index(1, 0)), 'layer 1')
self.assertEqual(m.data(m.index(2, 0)), 'lAyEr 2')
m.setFilterString('')
self.assertEqual(m.rowCount(), 4)
def test_geometryTypes(self):
geo = [(1, "POINT", "(0 0)"),
(2, "LINESTRING", "(0 0,1 0)"),
(3, "POLYGON", "((0 0,1 0,1 1,0 0))"),
(4, "MULTIPOINT", "((1 1))"),
(5, "MULTILINESTRING", "((0 0,1 0),(0 1,1 1))"),
(6, "MULTIPOLYGON", "(((0 0,1 0,1 1,0 0)),((2 2,3 0,3 3,2 2)))")]
for wkb_type, wkt_type, wkt in geo:
l = QgsVectorLayer("%s?crs=epsg:4326" % wkt_type, "m1", "memory", False)
self.assertEqual(l.isValid(), True)
QgsProject.instance().addMapLayer(l)
f1 = QgsFeature(1)
g = QgsGeometry.fromWkt(wkt_type + wkt)
self.assertEqual(g is None, False)
f1.setGeometry(g)
l.dataProvider().addFeatures([f1])
l2 = QgsVectorLayer("?layer_ref=%s" % l.id(), "vtab", "virtual", False)
self.assertEqual(l2.isValid(), True)
self.assertEqual(l2.dataProvider().featureCount(), 1)
self.assertEqual(l2.dataProvider().wkbType(), wkb_type)
QgsProject.instance().removeMapLayer(l.id())
def _set_up_composition(self, width, height, dpi, engine_settings):
# set up layout and add map
self._c = QgsLayout(QgsProject.instance())
""":type: QgsLayout"""
# self._c.setUseAdvancedEffects(False)
self._c.renderContext().setDpi(dpi)
# 600 x 400 px = 211.67 x 141.11 mm @ 72 dpi
paperw = width * 25.4 / dpi
paperh = height * 25.4 / dpi
page = QgsLayoutItemPage(self._c)
page.attemptResize(QgsLayoutSize(paperw, paperh))
self._c.pageCollection().addPage(page)
# NOTE: do not use QgsLayoutItemMap(self._c, 0, 0, paperw, paperh) since
# it only takes integers as parameters and the composition will grow
# larger based upon union of item scene rectangles and a slight buffer
# see end of QgsComposition::compositionBounds()
# add map as small graphics item first, then set its scene QRectF later
self._cmap = QgsLayoutItemMap(self._c)
self._cmap.attemptSetSceneRect(QRectF(10, 10, 10, 10))
""":type: QgsLayoutItemMap"""
self._cmap.setFrameEnabled(False)
self._cmap.setLayers(self._TestMapSettings.layers())
if self._TestMapSettings.labelingEngineSettings().flags() & QgsLabelingEngineSettings.UsePartialCandidates:
self._cmap.setMapFlags(QgsLayoutItemMap.ShowPartialLabels)
self._c.addLayoutItem(self._cmap)
# now expand map to fill page and set its extent
self._cmap.attemptSetSceneRect(QRectF(0, 0, paperw, paperw))
self._cmap.setExtent(self.aoiExtent())
# self._cmap.updateCachedImage()
# composition takes labeling engine settings from project
QgsProject.instance().setLabelingEngineSettings(engine_settings)
def loadSqlLayer(self):
with OverrideCursor(Qt.WaitCursor):
layer = self._getSqlLayer(self.filter)
if layer is None:
return
QgsProject.instance().addMapLayers([layer], True)
def testGettersSetters(self):
""" test model getters/setters """
m = QgsMapLayerProxyModel()
l1 = create_layer('l1')
QgsProject.instance().addMapLayer(l1)
l2 = create_layer('l2')
QgsProject.instance().addMapLayer(l2)
m.setFilters(QgsMapLayerProxyModel.LineLayer | QgsMapLayerProxyModel.WritableLayer)
self.assertEqual(m.filters(), QgsMapLayerProxyModel.LineLayer | QgsMapLayerProxyModel.WritableLayer)
m.setExceptedLayerIds([l2.id()])
self.assertEqual(m.exceptedLayerIds(), [l2.id()])
m.setExceptedLayerList([l2])
self.assertEqual(m.exceptedLayerList(), [l2])
m.setLayerWhitelist([l2])
self.assertEqual(m.layerWhitelist(), [l2])
m.setExcludedProviders(['a', 'b'])
self.assertEqual(m.excludedProviders(), ['a', 'b'])
m.setFilterString('c')
self.assertEqual(m.filterString(), 'c')
def test_snappointstogrid(self):
"""Check that this runs correctly"""
polygon_layer = self._make_layer('Polygon')
f1 = QgsFeature(polygon_layer.fields())
f1.setAttributes([1])
f1.setGeometry(QgsGeometry.fromWkt('POLYGON((1.2 1.2, 1.2 2.2, 2.2 2.2, 2.2 1.2, 1.2 1.2))'))
f2 = QgsFeature(polygon_layer.fields())
f2.setAttributes([2])
f2.setGeometry(QgsGeometry.fromWkt('POLYGON((1.1 1.1, 1.1 2.1, 2.1 2.1, 2.1 1.1, 1.1 1.1))'))
self.assertTrue(f2.isValid())
self.assertTrue(polygon_layer.startEditing())
self.assertTrue(polygon_layer.addFeatures([f1, f2]))
self.assertEqual(polygon_layer.featureCount(), 2)
polygon_layer.commitChanges()
self.assertEqual(polygon_layer.featureCount(), 2)
QgsProject.instance().addMapLayers([polygon_layer])
polygon_layer.selectByIds([next(polygon_layer.getFeatures()).id()])
self.assertEqual(polygon_layer.selectedFeatureCount(), 1)
old_features, new_features = self._alg_tester(
'native:snappointstogrid',
polygon_layer,
{
'HSPACING': 0.5,
'VSPACING': 0.5,
}
)
g = [f.geometry() for f in new_features][0]
self.assertEqual(g.asWkt(), 'Polygon ((1 1, 1 2, 2 2, 2 1, 1 1))')
# Check selected
self.assertEqual(polygon_layer.selectedFeatureIds(), [1])
def testAdditionalItems(self):
l1 = create_layer('l1')
l2 = create_layer('l2')
QgsProject.instance().addMapLayers([l1, l2])
m = QgsMapLayerModel()
self.assertEqual(m.rowCount(QModelIndex()), 2)
m.setAdditionalItems(['a', 'b'])
self.assertEqual(m.rowCount(QModelIndex()), 4)
self.assertEqual(m.data(m.index(0, 0), Qt.DisplayRole), 'l1')
self.assertEqual(m.data(m.index(1, 0), Qt.DisplayRole), 'l2')
self.assertEqual(m.data(m.index(2, 0), Qt.DisplayRole), 'a')
self.assertEqual(m.data(m.index(3, 0), Qt.DisplayRole), 'b')
m.setAllowEmptyLayer(True)
self.assertEqual(m.rowCount(QModelIndex()), 5)
self.assertFalse(m.data(m.index(0, 0), Qt.DisplayRole))
self.assertEqual(m.data(m.index(1, 0), Qt.DisplayRole), 'l1')
self.assertEqual(m.data(m.index(2, 0), Qt.DisplayRole), 'l2')
self.assertEqual(m.data(m.index(3, 0), Qt.DisplayRole), 'a')
self.assertEqual(m.data(m.index(4, 0), Qt.DisplayRole), 'b')
QgsProject.instance().removeMapLayers([l1.id(), l2.id()])
self.assertEqual(m.rowCount(QModelIndex()), 3)
self.assertFalse(m.data(m.index(0, 0), Qt.DisplayRole))
self.assertEqual(m.data(m.index(1, 0), Qt.DisplayRole), 'a')
self.assertEqual(m.data(m.index(2, 0), Qt.DisplayRole), 'b')
def testRenderMarkerLayerDataDefined(self):
""" test that rendering a marker symbol with data defined enabled layer works"""
points_shp = os.path.join(TEST_DATA_DIR, 'points.shp')
points_layer = QgsVectorLayer(points_shp, 'Points', 'ogr')
QgsProject.instance().addMapLayer(points_layer)
layer = QgsSimpleMarkerSymbolLayer()
layer.setDataDefinedProperty(QgsSymbolLayer.PropertyLayerEnabled, QgsProperty.fromExpression("Class='Biplane'"))
layer.setColor(QColor(100, 150, 150))
layer.setSize(5)
layer.setStrokeStyle(Qt.NoPen)
symbol = QgsMarkerSymbol()
symbol.changeSymbolLayer(0, layer)
points_layer.setRenderer(QgsSingleSymbolRenderer(symbol))
ms = QgsMapSettings()
ms.setOutputSize(QSize(400, 400))
ms.setOutputDpi(96)
ms.setExtent(QgsRectangle(-133, 22, -70, 52))
ms.setLayers([points_layer])
renderchecker = QgsMultiRenderChecker()
renderchecker.setMapSettings(ms)
renderchecker.setControlPathPrefix('symbol_layer')
renderchecker.setControlName('expected_markerlayer_ddenabled')
self.assertTrue(renderchecker.runTest('markerlayer_ddenabled'))
QgsProject.instance().removeMapLayer(points_layer)
def testSnapPointToGrid(self):
p = QgsProject()
l = QgsLayout(p)
# need a page to snap to grid
page = QgsLayoutItemPage(l)
page.setPageSize('A4')
l.pageCollection().addPage(page)
s = QgsLayoutSnapper(l)
l.gridSettings().setResolution(
QgsLayoutMeasurement(5, QgsUnitTypes.LayoutMillimeters))
s.setSnapToGrid(True)
s.setSnapTolerance(1)
point, snappedX, snappedY = s.snapPointToGrid(QPointF(1, 1), 1)
self.assertTrue(snappedX)
self.assertTrue(snappedY)
self.assertEqual(point, QPointF(0, 0))
point, snappedX, snappedY = s.snapPointToGrid(QPointF(9, 1), 1)
self.assertTrue(snappedX)
self.assertTrue(snappedY)
self.assertEqual(point, QPointF(10, 0))
point, snappedX, snappedY = s.snapPointToGrid(QPointF(1, 11), 1)
self.assertTrue(snappedX)
self.assertTrue(snappedY)
self.assertEqual(point, QPointF(0, 10))
point, snappedX, snappedY = s.snapPointToGrid(QPointF(13, 11), 1)
self.assertFalse(snappedX)
self.assertTrue(snappedY)
self.assertEqual(point, QPointF(13, 10))
point, snappedX, snappedY = s.snapPointToGrid(QPointF(11, 13), 1)
self.assertTrue(snappedX)
self.assertFalse(snappedY)
self.assertEqual(point, QPointF(10, 13))
point, snappedX, snappedY = s.snapPointToGrid(QPointF(13, 23), 1)
self.assertFalse(snappedX)
self.assertFalse(snappedY)
self.assertEqual(point, QPointF(13, 23))
# grid disabled
s.setSnapToGrid(False)
point, nappedX, snappedY = s.snapPointToGrid(QPointF(1, 1), 1)
self.assertFalse(nappedX)
self.assertFalse(snappedY)
self.assertEqual(point, QPointF(1, 1))
s.setSnapToGrid(True)
# with different pixel scale
point, snappedX, snappedY = s.snapPointToGrid(QPointF(0.5, 0.5), 1)
self.assertTrue(snappedX)
self.assertTrue(snappedY)
self.assertEqual(point, QPointF(0, 0))
point, snappedX, snappedY = s.snapPointToGrid(QPointF(0.5, 0.5), 3)
self.assertFalse(snappedX)
self.assertFalse(snappedY)
self.assertEqual(point, QPointF(0.5, 0.5))
# with offset grid
l.gridSettings().setOffset(QgsLayoutPoint(2, 0))
point, snappedX, snappedY = s.snapPointToGrid(QPointF(13, 23), 1)
self.assertTrue(snappedX)
self.assertFalse(snappedY)
self.assertEqual(point, QPointF(12, 23))
def testPages(self):
"""
Test adding/retrieving/deleting pages from the collection
"""
p = QgsProject()
l = QgsLayout(p)
collection = l.pageCollection()
self.assertEqual(collection.pageCount(), 0)
self.assertFalse(collection.pages())
self.assertFalse(collection.page(-1))
self.assertFalse(collection.page(0))
self.assertFalse(collection.page(1))
# add a page
page = QgsLayoutItemPage(l)
page.setPageSize('A4')
self.assertEqual(collection.pageNumber(page), -1)
collection.addPage(page)
self.assertTrue(page in l.items())
self.assertEqual(collection.pageCount(), 1)
self.assertEqual(collection.pages(), [page])
self.assertFalse(collection.page(-1))
self.assertEqual(collection.page(0), page)
self.assertFalse(collection.page(1))
self.assertEqual(collection.pageNumber(page), 0)
# add a second page
page2 = QgsLayoutItemPage(l)
page2.setPageSize('A5')
collection.addPage(page2)
self.assertEqual(collection.pageCount(), 2)
self.assertEqual(collection.pages(), [page, page2])
self.assertFalse(collection.page(-1))
self.assertEqual(collection.page(0), page)
self.assertEqual(collection.page(1), page2)
self.assertEqual(collection.pageNumber(page2), 1)
# insert a page
page3 = QgsLayoutItemPage(l)
page3.setPageSize('A3')
collection.insertPage(page3, 1)
self.assertTrue(page3 in l.items())
self.assertEqual(collection.pageCount(), 3)
self.assertEqual(collection.pages(), [page, page3, page2])
self.assertEqual(collection.page(0), page)
self.assertEqual(collection.page(1), page3)
self.assertEqual(collection.page(2), page2)
self.assertEqual(collection.pageNumber(page3), 1)
# delete page
collection.deletePage(-1)
self.assertEqual(collection.pageCount(), 3)
self.assertEqual(collection.pages(), [page, page3, page2])
collection.deletePage(100)
self.assertEqual(collection.pageCount(), 3)
self.assertEqual(collection.pages(), [page, page3, page2])
collection.deletePage(1)
self.assertEqual(collection.pageCount(), 2)
self.assertEqual(collection.pages(), [page, page2])
# make sure page was deleted
QCoreApplication.sendPostedEvents(None, QEvent.DeferredDelete)
self.assertTrue(sip.isdeleted(page3))
del l
QCoreApplication.sendPostedEvents(None, QEvent.DeferredDelete)
self.assertTrue(sip.isdeleted(page))
self.assertTrue(sip.isdeleted(page2))
def tearDown(self):
QgsProject.instance().removeAllMapLayers()
def test_signalConnection(self):
# remove all layers
QgsProject.instance().removeAllMapLayers()
# set dependencies and add back layers
self.pointsLayer = QgsVectorLayer(
"dbname='%s' table=\"node\" (geom) sql=" % self.fn, "points",
"spatialite")
assert (self.pointsLayer.isValid())
self.linesLayer = QgsVectorLayer(
"dbname='%s' table=\"section\" (geom) sql=" % self.fn, "lines",
"spatialite")
assert (self.linesLayer.isValid())
self.pointsLayer2 = QgsVectorLayer(
"dbname='%s' table=\"node2\" (geom) sql=" % self.fn, "_points2",
"spatialite")
assert (self.pointsLayer2.isValid())
self.pointsLayer.setDependencies(
[QgsMapLayerDependency(self.linesLayer.id())])
self.pointsLayer2.setDependencies(
[QgsMapLayerDependency(self.pointsLayer.id())])
# this should update connections between layers
QgsProject.instance().addMapLayers([self.pointsLayer])
QgsProject.instance().addMapLayers([self.linesLayer])
QgsProject.instance().addMapLayers([self.pointsLayer2])
ms = QgsMapSettings()
ms.setOutputSize(QSize(100, 100))
ms.setExtent(QgsRectangle(0, 0, 1, 1))
self.assertTrue(ms.hasValidSettings())
u = QgsSnappingUtils()
u.setMapSettings(ms)
cfg = u.config()
cfg.setEnabled(True)
cfg.setMode(QgsSnappingConfig.AdvancedConfiguration)
cfg.setIndividualLayerSettings(
self.pointsLayer,
QgsSnappingConfig.IndividualLayerSettings(True,
QgsSnappingConfig.Vertex,
20, QgsTolerance.Pixels))
cfg.setIndividualLayerSettings(
self.pointsLayer2,
QgsSnappingConfig.IndividualLayerSettings(True,
QgsSnappingConfig.Vertex,
20, QgsTolerance.Pixels))
u.setConfig(cfg)
# add another line
f = QgsFeature(self.linesLayer.fields())
f.setId(4)
geom = QgsGeometry.fromWkt("LINESTRING(0.5 0.2,0.6 0)")
f.setGeometry(geom)
self.linesLayer.startEditing()
self.linesLayer.addFeatures([f])
self.linesLayer.commitChanges()
# check the second snapped point is ok
m = u.snapToMap(QPoint(75, 100 - 0))
self.assertTrue(m.isValid())
self.assertTrue(m.hasVertex())
self.assertEqual(m.point(), QgsPoint(0.8, 0.0))
self.pointsLayer.setDependencies([])
self.pointsLayer2.setDependencies([])
def testDistance(self):
self.checkConstructWrapper(QgsProcessingParameterDistance('test'),
DistanceWidgetWrapper)
alg = QgsApplication.processingRegistry().algorithmById(
'native:centroids')
dlg = AlgorithmDialog(alg)
param = QgsProcessingParameterDistance('test')
wrapper = DistanceWidgetWrapper(param, dlg)
widget = wrapper.createWidget()
# test units
widget.show()
# crs values
widget.setUnitParameterValue('EPSG:3111')
self.assertEqual(widget.label.text(), 'meters')
self.assertFalse(widget.warning_label.isVisible())
self.assertTrue(widget.units_combo.isVisible())
self.assertFalse(widget.label.isVisible())
self.assertEqual(widget.units_combo.currentData(),
QgsUnitTypes.DistanceMeters)
widget.setUnitParameterValue('EPSG:4326')
self.assertEqual(widget.label.text(), 'degrees')
self.assertTrue(widget.warning_label.isVisible())
self.assertFalse(widget.units_combo.isVisible())
self.assertTrue(widget.label.isVisible())
widget.setUnitParameterValue(QgsCoordinateReferenceSystem('EPSG:3111'))
self.assertEqual(widget.label.text(), 'meters')
self.assertFalse(widget.warning_label.isVisible())
self.assertTrue(widget.units_combo.isVisible())
self.assertFalse(widget.label.isVisible())
self.assertEqual(widget.units_combo.currentData(),
QgsUnitTypes.DistanceMeters)
widget.setUnitParameterValue(QgsCoordinateReferenceSystem('EPSG:4326'))
self.assertEqual(widget.label.text(), 'degrees')
self.assertTrue(widget.warning_label.isVisible())
self.assertFalse(widget.units_combo.isVisible())
self.assertTrue(widget.label.isVisible())
# layer values
vl = QgsVectorLayer("Polygon?crs=epsg:3111&field=pk:int", "vl",
"memory")
widget.setUnitParameterValue(vl)
self.assertEqual(widget.label.text(), 'meters')
self.assertFalse(widget.warning_label.isVisible())
self.assertTrue(widget.units_combo.isVisible())
self.assertFalse(widget.label.isVisible())
self.assertEqual(widget.units_combo.currentData(),
QgsUnitTypes.DistanceMeters)
vl2 = QgsVectorLayer("Polygon?crs=epsg:4326&field=pk:int", "vl",
"memory")
widget.setUnitParameterValue(vl2)
self.assertEqual(widget.label.text(), 'degrees')
self.assertTrue(widget.warning_label.isVisible())
self.assertFalse(widget.units_combo.isVisible())
self.assertTrue(widget.label.isVisible())
# unresolvable values
widget.setUnitParameterValue(vl.id())
self.assertEqual(widget.label.text(), '<unknown>')
self.assertFalse(widget.warning_label.isVisible())
self.assertFalse(widget.units_combo.isVisible())
self.assertTrue(widget.label.isVisible())
# resolvable text value
QgsProject.instance().addMapLayer(vl)
widget.setUnitParameterValue(vl.id())
self.assertEqual(widget.label.text(), 'meters')
self.assertFalse(widget.warning_label.isVisible())
self.assertTrue(widget.units_combo.isVisible())
self.assertFalse(widget.label.isVisible())
self.assertEqual(widget.units_combo.currentData(),
QgsUnitTypes.DistanceMeters)
widget.setValue(5)
self.assertEqual(widget.getValue(), 5)
widget.units_combo.setCurrentIndex(
widget.units_combo.findData(QgsUnitTypes.DistanceKilometers))
self.assertEqual(widget.getValue(), 5000)
widget.setValue(2)
self.assertEqual(widget.getValue(), 2000)
widget.setUnitParameterValue(vl.id())
self.assertEqual(widget.getValue(), 2)
widget.setValue(5)
self.assertEqual(widget.getValue(), 5)
widget.deleteLater()
def testSaveLoadProject(self):
schema_uri = encode_uri(self.ds_uri, 'qgis_test')
project_uri = encode_uri(self.ds_uri, 'qgis_test', 'abc')
self.dropProjectsTable() # make sure we have a clean start
prj = QgsProject()
uri = self.vl.source()
vl1 = QgsVectorLayer(uri, 'test', 'postgres')
self.assertEqual(vl1.isValid(), True)
prj.addMapLayer(vl1)
prj_storage = QgsApplication.projectStorageRegistry(
).projectStorageFromType("postgresql")
self.assertTrue(prj_storage)
lst0 = prj_storage.listProjects(schema_uri)
self.assertEqual(lst0, [])
# try to save project in the database
prj.setFileName(project_uri)
res = prj.write()
self.assertTrue(res)
lst1 = prj_storage.listProjects(schema_uri)
self.assertEqual(lst1, ["abc"])
# now try to load the project back
prj2 = QgsProject()
prj2.setFileName(project_uri)
res = prj2.read()
self.assertTrue(res)
self.assertEqual(len(prj2.mapLayers()), 1)
self.assertEqual(prj2.baseName(), "abc")
self.assertEqual(prj2.absoluteFilePath(),
"") # path not supported for project storages
self.assertTrue(
abs(prj2.lastModified().secsTo(QDateTime.currentDateTime())) < 10)
# try to see project's metadata
res, metadata = prj_storage.readProjectStorageMetadata(project_uri)
self.assertTrue(res)
self.assertEqual(metadata.name, "abc")
time_project = metadata.lastModified
time_now = QDateTime.currentDateTime()
time_diff = time_now.secsTo(time_project)
self.assertTrue(abs(time_diff) < 10)
# try to remove the project
res = prj_storage.removeProject(project_uri)
self.assertTrue(res)
lst2 = prj_storage.listProjects(schema_uri)
self.assertEqual(lst2, [])
self.dropProjectsTable(
) # make sure we have a clean finish... "leave no trace"
def testResizeToContents(self):
p = QgsProject()
l = QgsLayout(p)
shape1 = QgsLayoutItemShape(l)
shape1.attemptResize(QgsLayoutSize(90, 50))
shape1.attemptMove(QgsLayoutPoint(90, 50))
shape1.setItemRotation(45, False)
l.addLayoutItem(shape1)
shape2 = QgsLayoutItemShape(l)
shape2.attemptResize(QgsLayoutSize(110, 50))
shape2.attemptMove(QgsLayoutPoint(100, 150), True, False, 0)
l.addLayoutItem(shape2)
shape3 = QgsLayoutItemShape(l)
l.addLayoutItem(shape3)
shape3.attemptResize(QgsLayoutSize(50, 100))
shape3.attemptMove(QgsLayoutPoint(210, 250), True, False, 0)
shape4 = QgsLayoutItemShape(l)
l.addLayoutItem(shape4)
shape4.attemptResize(QgsLayoutSize(50, 30))
shape4.attemptMove(QgsLayoutPoint(10, 340), True, False, 0)
shape4.setVisibility(False)
# resize with no existing pages
l.pageCollection().resizeToContents(QgsMargins(1, 2, 3, 4), QgsUnitTypes.LayoutCentimeters)
self.assertEqual(l.pageCollection().pageCount(), 1)
self.assertAlmostEqual(l.pageCollection().page(0).sizeWithUnits().width(), 290.3, 2)
self.assertAlmostEqual(l.pageCollection().page(0).sizeWithUnits().height(), 380.36, 2)
self.assertAlmostEqual(l.pageCollection().page(0).sizeWithUnits().units(), QgsUnitTypes.LayoutMillimeters)
self.assertAlmostEqual(shape1.positionWithUnits().x(), 90.15, 2)
self.assertAlmostEqual(shape1.positionWithUnits().y(), 20.21, 2)
self.assertAlmostEqual(shape2.positionWithUnits().x(), 100.15, 2)
self.assertAlmostEqual(shape2.positionWithUnits().y(), 120.21, 2)
self.assertAlmostEqual(shape3.positionWithUnits().x(), 210.15, 2)
self.assertAlmostEqual(shape3.positionWithUnits().y(), 220.21, 2)
self.assertAlmostEqual(shape4.positionWithUnits().x(), 10.15, 2)
self.assertAlmostEqual(shape4.positionWithUnits().y(), 310.21, 2)
# add a second page
page2 = QgsLayoutItemPage(l)
page2.setPageSize("A4", QgsLayoutItemPage.Landscape)
l.pageCollection().addPage(page2)
# add some guides
g1 = QgsLayoutGuide(Qt.Horizontal, QgsLayoutMeasurement(2.5, QgsUnitTypes.LayoutCentimeters), l.pageCollection().page(0))
l.guides().addGuide(g1)
g2 = QgsLayoutGuide(Qt.Vertical, QgsLayoutMeasurement(4.5, QgsUnitTypes.LayoutCentimeters), l.pageCollection().page(0))
l.guides().addGuide(g2)
# second page should be removed
l.pageCollection().resizeToContents(QgsMargins(0, 0, 0, 0), QgsUnitTypes.LayoutCentimeters)
self.assertEqual(l.pageCollection().pageCount(), 1)
self.assertAlmostEqual(l.pageCollection().page(0).sizeWithUnits().width(), 250.3, 2)
self.assertAlmostEqual(l.pageCollection().page(0).sizeWithUnits().height(), 320.36, 2)
self.assertAlmostEqual(l.pageCollection().page(0).sizeWithUnits().units(), QgsUnitTypes.LayoutMillimeters)
self.assertAlmostEqual(g1.position().length(), 0.5, 2)
self.assertAlmostEqual(g2.position().length(), 3.5, 2)
def testThemeChanged(self):
"""
Test that the mapTheme(s)Changed signals are correctly emitted in all relevant situations
"""
project = QgsProject()
collection = QgsMapThemeCollection(project)
record = QgsMapThemeCollection.MapThemeRecord()
theme_changed_spy = QSignalSpy(collection.mapThemeChanged)
themes_changed_spy = QSignalSpy(collection.mapThemesChanged)
collection.insert('theme1', record)
self.assertEqual(len(theme_changed_spy), 1)
self.assertEqual(theme_changed_spy[-1][0], 'theme1')
self.assertEqual(len(themes_changed_spy), 1)
# reinsert
collection.insert('theme1', record)
self.assertEqual(len(theme_changed_spy), 2)
self.assertEqual(theme_changed_spy[-1][0], 'theme1')
self.assertEqual(len(themes_changed_spy), 2)
# update
collection.update('theme1', record)
self.assertEqual(len(theme_changed_spy), 3)
self.assertEqual(theme_changed_spy[-1][0], 'theme1')
self.assertEqual(len(themes_changed_spy), 3)
# remove invalid
collection.removeMapTheme(
'i wish i was a slave to an age old trade... like riding around on rail cars and working long days'
)
self.assertEqual(len(theme_changed_spy), 3)
self.assertEqual(len(themes_changed_spy), 3)
# remove valid
collection.removeMapTheme('theme1')
self.assertEqual(len(theme_changed_spy), 3) # not changed - removed!
self.assertEqual(len(themes_changed_spy), 4)
# reinsert
collection.insert('theme1', record)
self.assertEqual(len(theme_changed_spy), 4)
self.assertEqual(len(themes_changed_spy), 5)
# clear
collection.clear()
self.assertEqual(len(theme_changed_spy), 4) # not changed - removed!
self.assertEqual(len(themes_changed_spy), 6)
# check that mapThemeChanged is emitted if layer is removed
layer = QgsVectorLayer("Point?field=fldtxt:string", "layer1", "memory")
layer2 = QgsVectorLayer("Point?field=fldtxt:string", "layer2",
"memory")
project.addMapLayers([layer, layer2])
# record for layer1
record.addLayerRecord(QgsMapThemeCollection.MapThemeLayerRecord(layer))
collection.insert('theme1', record)
self.assertEqual(len(theme_changed_spy), 5)
self.assertEqual(len(themes_changed_spy), 7)
# now kill layer 2
project.removeMapLayer(layer2)
self.assertEqual(
len(theme_changed_spy),
5) # signal should not be emitted - layer is not in record
# now kill layer 1
project.removeMapLayer(layer)
app.processEvents()
self.assertEqual(len(theme_changed_spy),
6) # signal should be emitted - layer is in record
def testTransparency(self):
myPath = os.path.join(unitTestDataPath('raster'),
'band1_float32_noct_epsg4326.tif')
myFileInfo = QFileInfo(myPath)
myBaseName = myFileInfo.baseName()
myRasterLayer = QgsRasterLayer(myPath, myBaseName)
myMessage = 'Raster not loaded: %s' % myPath
assert myRasterLayer.isValid(), myMessage
renderer = QgsSingleBandGrayRenderer(myRasterLayer.dataProvider(), 1)
myRasterLayer.setRenderer(renderer)
myRasterLayer.setContrastEnhancement(
QgsContrastEnhancement.StretchToMinimumMaximum,
QgsRasterMinMaxOrigin.MinMax)
myContrastEnhancement = myRasterLayer.renderer().contrastEnhancement()
# print ("myContrastEnhancement.minimumValue = %.17g" %
# myContrastEnhancement.minimumValue())
# print ("myContrastEnhancement.maximumValue = %.17g" %
# myContrastEnhancement.maximumValue())
# Unfortunately the minimum/maximum values calculated in C++ and Python
# are slightly different (e.g. 3.3999999521443642e+38 x
# 3.3999999521444001e+38)
# It is not clear where the precision is lost.
# We set the same values as C++.
myContrastEnhancement.setMinimumValue(-3.3319999287625854e+38)
myContrastEnhancement.setMaximumValue(3.3999999521443642e+38)
#myType = myRasterLayer.dataProvider().dataType(1);
#myEnhancement = QgsContrastEnhancement(myType);
myTransparentSingleValuePixelList = []
rasterTransparency = QgsRasterTransparency()
myTransparentPixel1 = \
QgsRasterTransparency.TransparentSingleValuePixel()
myTransparentPixel1.min = -2.5840000772112106e+38
myTransparentPixel1.max = -1.0879999684602689e+38
myTransparentPixel1.percentTransparent = 50
myTransparentSingleValuePixelList.append(myTransparentPixel1)
myTransparentPixel2 = \
QgsRasterTransparency.TransparentSingleValuePixel()
myTransparentPixel2.min = 1.359999960575336e+37
myTransparentPixel2.max = 9.520000231087593e+37
myTransparentPixel2.percentTransparent = 70
myTransparentSingleValuePixelList.append(myTransparentPixel2)
rasterTransparency.setTransparentSingleValuePixelList(
myTransparentSingleValuePixelList)
rasterRenderer = myRasterLayer.renderer()
assert rasterRenderer
rasterRenderer.setRasterTransparency(rasterTransparency)
QgsProject.instance().addMapLayers([
myRasterLayer,
])
myMapSettings = QgsMapSettings()
myMapSettings.setLayers([myRasterLayer])
myMapSettings.setExtent(myRasterLayer.extent())
myChecker = QgsRenderChecker()
myChecker.setControlName("expected_raster_transparency")
myChecker.setMapSettings(myMapSettings)
myResultFlag = myChecker.runTest("raster_transparency_python")
assert myResultFlag, "Raster transparency rendering test failed"
def testLayout(self):
# test that layouts have a collection
p = QgsProject()
l = QgsLayout(p)
self.assertTrue(l.pageCollection())
self.assertEqual(l.pageCollection().layout(), l)
def formatCoord(self, pt, delimiter):
'''Format the coordinate string according to the settings from
the settings dialog.'''
if self.settings.captureProjIsWgs84(): # ProjectionTypeWgs84
# Make sure the coordinate is transformed to EPSG:4326
canvasCRS = self.canvas.mapSettings().destinationCrs()
if canvasCRS == epsg4326:
pt4326 = pt
else:
transform = QgsCoordinateTransform(canvasCRS, epsg4326,
QgsProject.instance())
pt4326 = transform.transform(pt.x(), pt.y())
lat = pt4326.y()
lon = pt4326.x()
if self.settings.wgs84NumberFormat == self.settings.Wgs84TypeDMS: # DMS
msg = formatDmsString(lat, lon, 0, self.settings.dmsPrecision,
self.settings.coordOrder, delimiter,
settings.captureAddDmsSpace,
settings.capturePadZeroes)
elif self.settings.wgs84NumberFormat == self.settings.Wgs84TypeDDMMSS: # DDMMSS
msg = formatDmsString(lat, lon, 1, self.settings.dmsPrecision,
self.settings.coordOrder, delimiter,
settings.capturePadZeroes)
elif self.settings.wgs84NumberFormat == self.settings.Wgs84TypeDMM: # DM.MM
msg = formatDmsString(lat, lon, 2,
settings.captureDmmPrecision,
self.settings.coordOrder, delimiter,
settings.captureAddDmsSpace,
settings.capturePadZeroes)
elif self.settings.wgs84NumberFormat == self.settings.Wgs84TypeWKT: # WKT
msg = 'POINT({:.{prec}f} {:.{prec}f})'.format(
pt4326.x(), pt4326.y(), prec=self.settings.decimalDigits)
elif self.settings.wgs84NumberFormat == self.settings.Wgs84TypeGeoJSON: # GeoJSON
msg = '{{"type": "Point","coordinates": [{:.{prec}f},{:.{prec}f}]}}'.format(
pt4326.x(), pt4326.y(), prec=self.settings.decimalDigits)
else: # decimal degrees
if self.settings.coordOrder == self.settings.OrderYX:
msg = '{:.{prec}f}{}{:.{prec}f}'.format(
pt4326.y(),
delimiter,
pt4326.x(),
prec=self.settings.decimalDigits)
else:
msg = '{:.{prec}f}{}{:.{prec}f}'.format(
pt4326.x(),
delimiter,
pt4326.y(),
prec=self.settings.decimalDigits)
elif self.settings.captureProjIsProjectCRS():
# Projection in the project CRS
if self.settings.otherNumberFormat == 0: # Numerical
if self.settings.coordOrder == self.settings.OrderYX:
msg = '{:.{prec}f}{}{:.{prec}f}'.format(
pt.y(),
delimiter,
pt.x(),
prec=self.settings.decimalDigits)
else:
msg = '{:.{prec}f}{}{:.{prec}f}'.format(
pt.x(),
delimiter,
pt.y(),
prec=self.settings.decimalDigits)
else:
msg = 'POINT({:.{prec}f} {:.{prec}f})'.format(
pt.x(), pt.y(), prec=self.settings.decimalDigits)
elif self.settings.captureProjIsCustomCRS():
# Projection is a custom CRS
canvasCRS = self.canvas.mapSettings().destinationCrs()
customCRS = self.settings.captureCustomCRS()
transform = QgsCoordinateTransform(canvasCRS, customCRS,
QgsProject.instance())
pt = transform.transform(pt.x(), pt.y())
if self.settings.otherNumberFormat == 0: # Numerical
if self.settings.coordOrder == self.settings.OrderYX:
msg = '{:.{prec}f}{}{:.{prec}f}'.format(
pt.y(),
delimiter,
pt.x(),
prec=self.settings.decimalDigits)
else:
msg = '{:.{prec}f}{}{:.{prec}f}'.format(
pt.x(),
delimiter,
pt.y(),
prec=self.settings.decimalDigits)
else:
msg = 'POINT({:.{prec}f} {:.{prec}f})'.format(
pt.x(), pt.y(), prec=self.settings.decimalDigits)
elif self.settings.captureProjIsMGRS():
# Make sure the coordinate is transformed to EPSG:4326
canvasCRS = self.canvas.mapSettings().destinationCrs()
if canvasCRS == epsg4326:
pt4326 = pt
else:
transform = QgsCoordinateTransform(canvasCRS, epsg4326,
QgsProject.instance())
pt4326 = transform.transform(pt.x(), pt.y())
try:
msg = mgrs.toMgrs(pt4326.y(), pt4326.x())
except Exception:
# traceback.print_exc()
msg = None
elif self.settings.captureProjIsPlusCodes():
# Make sure the coordinate is transformed to EPSG:4326
canvasCRS = self.canvas.mapSettings().destinationCrs()
if canvasCRS == epsg4326:
pt4326 = pt
else:
transform = QgsCoordinateTransform(canvasCRS, epsg4326,
QgsProject.instance())
pt4326 = transform.transform(pt.x(), pt.y())
try:
msg = olc.encode(pt4326.y(), pt4326.x(),
self.settings.plusCodesLength)
except Exception:
msg = None
elif self.settings.captureProjIsUTM():
# Make sure the coordinate is transformed to EPSG:4326
canvasCRS = self.canvas.mapSettings().destinationCrs()
if canvasCRS == epsg4326:
pt4326 = pt
else:
transform = QgsCoordinateTransform(canvasCRS, epsg4326,
QgsProject.instance())
pt4326 = transform.transform(pt.x(), pt.y())
msg = latLon2UtmString(pt4326.y(), pt4326.x(),
settings.captureUtmPrecision)
if msg == '':
msg = None
elif self.settings.captureProjIsGeohash():
# Make sure the coordinate is transformed to EPSG:4326
canvasCRS = self.canvas.mapSettings().destinationCrs()
if canvasCRS == epsg4326:
pt4326 = pt
else:
transform = QgsCoordinateTransform(canvasCRS, epsg4326,
QgsProject.instance())
pt4326 = transform.transform(pt.x(), pt.y())
msg = geohash.encode(pt4326.y(), pt4326.x(),
settings.captureGeohashPrecision)
if msg == '':
msg = None
elif self.settings.captureProjIsMaidenhead():
# Make sure the coordinate is transformed to EPSG:4326
canvasCRS = self.canvas.mapSettings().destinationCrs()
if canvasCRS == epsg4326:
pt4326 = pt
else:
transform = QgsCoordinateTransform(canvasCRS, epsg4326,
QgsProject.instance())
pt4326 = transform.transform(pt.x(), pt.y())
try:
msg = maidenhead.toMaiden(
pt4326.y(),
pt4326.x(),
precision=settings.captureMaidenheadPrecision)
except Exception:
msg = None
msg = '{}{}{}'.format(self.settings.capturePrefix, msg,
self.settings.captureSuffix)
return msg
def testMasterLayerOrder(self):
""" test master layer order"""
prj = QgsProject.instance()
prj.clear()
layer = QgsVectorLayer("Point?field=fldtxt:string", "layer1", "memory")
layer2 = QgsVectorLayer("Point?field=fldtxt:string", "layer2",
"memory")
layer3 = QgsVectorLayer("Point?field=fldtxt:string", "layer3",
"memory")
prj.addMapLayers([layer, layer2, layer3])
prj.layerTreeRoot().setHasCustomLayerOrder(True)
prj.layerTreeRoot().setCustomLayerOrder([layer2, layer])
self.assertEqual(prj.mapThemeCollection().masterLayerOrder(),
[layer2, layer])
prj.layerTreeRoot().setCustomLayerOrder([layer, layer2, layer3])
# make some themes...
theme1 = QgsMapThemeCollection.MapThemeRecord()
theme1.setLayerRecords([
QgsMapThemeCollection.MapThemeLayerRecord(layer3),
QgsMapThemeCollection.MapThemeLayerRecord(layer)
])
theme2 = QgsMapThemeCollection.MapThemeRecord()
theme2.setLayerRecords([
QgsMapThemeCollection.MapThemeLayerRecord(layer3),
QgsMapThemeCollection.MapThemeLayerRecord(layer2),
QgsMapThemeCollection.MapThemeLayerRecord(layer)
])
theme3 = QgsMapThemeCollection.MapThemeRecord()
theme3.setLayerRecords([
QgsMapThemeCollection.MapThemeLayerRecord(layer2),
QgsMapThemeCollection.MapThemeLayerRecord(layer)
])
prj.mapThemeCollection().insert('theme1', theme1)
prj.mapThemeCollection().insert('theme2', theme2)
prj.mapThemeCollection().insert('theme3', theme3)
#order of layers in theme should respect master order
self.assertEqual(
prj.mapThemeCollection().mapThemeVisibleLayers('theme1'),
[layer, layer3])
self.assertEqual(
prj.mapThemeCollection().mapThemeVisibleLayers('theme2'),
[layer, layer2, layer3])
self.assertEqual(
prj.mapThemeCollection().mapThemeVisibleLayers('theme3'),
[layer, layer2])
# also check ids!
self.assertEqual(
prj.mapThemeCollection().mapThemeVisibleLayerIds('theme1'),
[layer.id(), layer3.id()])
self.assertEqual(
prj.mapThemeCollection().mapThemeVisibleLayerIds('theme2'),
[layer.id(), layer2.id(), layer3.id()])
self.assertEqual(
prj.mapThemeCollection().mapThemeVisibleLayerIds('theme3'),
[layer.id(), layer2.id()])
# reset master order
prj.layerTreeRoot().setCustomLayerOrder([layer2, layer3, layer])
self.assertEqual(
prj.mapThemeCollection().mapThemeVisibleLayers('theme1'),
[layer3, layer])
self.assertEqual(
prj.mapThemeCollection().mapThemeVisibleLayers('theme2'),
[layer2, layer3, layer])
self.assertEqual(
prj.mapThemeCollection().mapThemeVisibleLayers('theme3'),
[layer2, layer])
self.assertEqual(
prj.mapThemeCollection().mapThemeVisibleLayerIds('theme1'),
[layer3.id(), layer.id()])
self.assertEqual(
prj.mapThemeCollection().mapThemeVisibleLayerIds('theme2'),
[layer2.id(), layer3.id(), layer.id()])
self.assertEqual(
prj.mapThemeCollection().mapThemeVisibleLayerIds('theme3'),
[layer2.id(), layer.id()])
# check that layers include those hidden in the layer tree
canvas = QgsMapCanvas()
bridge = QgsLayerTreeMapCanvasBridge(prj.layerTreeRoot(), canvas)
root = prj.layerTreeRoot()
layer_node = root.findLayer(layer2.id())
layer_node.setItemVisibilityChecked(False)
app.processEvents()
prj.layerTreeRoot().setHasCustomLayerOrder(False)
self.assertEqual(prj.mapThemeCollection().masterLayerOrder(),
[layer, layer2, layer3])
self.assertEqual(
prj.mapThemeCollection().mapThemeVisibleLayers('theme1'),
[layer, layer3])
self.assertEqual(
prj.mapThemeCollection().mapThemeVisibleLayers('theme2'),
[layer, layer2, layer3])
self.assertEqual(
prj.mapThemeCollection().mapThemeVisibleLayers('theme3'),
[layer, layer2])
self.assertEqual(
prj.mapThemeCollection().mapThemeVisibleLayerIds('theme1'),
[layer.id(), layer3.id()])
self.assertEqual(
prj.mapThemeCollection().mapThemeVisibleLayerIds('theme2'),
[layer.id(), layer2.id(), layer3.id()])
self.assertEqual(
prj.mapThemeCollection().mapThemeVisibleLayerIds('theme3'),
[layer.id(), layer2.id()])
def setUp(self): self.project = QgsProject.instance()
def testMapTheme(self):
canvas = QgsMapCanvas()
canvas.setDestinationCrs(QgsCoordinateReferenceSystem(4326))
canvas.setFrameStyle(0)
canvas.resize(600, 400)
self.assertEqual(canvas.width(), 600)
self.assertEqual(canvas.height(), 400)
layer = QgsVectorLayer("Polygon?crs=epsg:4326&field=fldtxt:string",
"layer", "memory")
# add a polygon to layer
f = QgsFeature()
f.setGeometry(QgsGeometry.fromRect(QgsRectangle(5, 25, 25, 45)))
self.assertTrue(layer.dataProvider().addFeatures([f]))
# create a style
sym1 = QgsFillSymbol.createSimple({'color': '#ffb200'})
renderer = QgsSingleSymbolRenderer(sym1)
layer.setRenderer(renderer)
canvas.setLayers([layer])
canvas.setExtent(QgsRectangle(10, 30, 20, 35))
canvas.show()
# need to wait until first redraw can occur (note that we first need to wait till drawing starts!)
while not canvas.isDrawing():
app.processEvents()
canvas.waitWhileRendering()
self.assertTrue(self.canvasImageCheck('theme1', 'theme1', canvas))
# add some styles
layer.styleManager().addStyleFromLayer('style1')
sym2 = QgsFillSymbol.createSimple({'color': '#00b2ff'})
renderer2 = QgsSingleSymbolRenderer(sym2)
layer.setRenderer(renderer2)
layer.styleManager().addStyleFromLayer('style2')
canvas.refresh()
canvas.waitWhileRendering()
self.assertTrue(self.canvasImageCheck('theme2', 'theme2', canvas))
layer.styleManager().setCurrentStyle('style1')
canvas.refresh()
canvas.waitWhileRendering()
self.assertTrue(self.canvasImageCheck('theme1', 'theme1', canvas))
# OK, so all good with setting/rendering map styles
# try setting canvas to a particular theme
# make some themes...
theme1 = QgsMapThemeCollection.MapThemeRecord()
record1 = QgsMapThemeCollection.MapThemeLayerRecord(layer)
record1.currentStyle = 'style1'
record1.usingCurrentStyle = True
theme1.setLayerRecords([record1])
theme2 = QgsMapThemeCollection.MapThemeRecord()
record2 = QgsMapThemeCollection.MapThemeLayerRecord(layer)
record2.currentStyle = 'style2'
record2.usingCurrentStyle = True
theme2.setLayerRecords([record2])
QgsProject.instance().mapThemeCollection().insert('theme1', theme1)
QgsProject.instance().mapThemeCollection().insert('theme2', theme2)
canvas.setTheme('theme2')
canvas.refresh()
canvas.waitWhileRendering()
self.assertTrue(self.canvasImageCheck('theme2', 'theme2', canvas))
canvas.setTheme('theme1')
canvas.refresh()
canvas.waitWhileRendering()
self.assertTrue(self.canvasImageCheck('theme1', 'theme1', canvas))
# add another layer
layer2 = QgsVectorLayer("Polygon?crs=epsg:4326&field=fldtxt:string",
"layer2", "memory")
f = QgsFeature()
f.setGeometry(QgsGeometry.fromRect(QgsRectangle(5, 25, 25, 45)))
self.assertTrue(layer2.dataProvider().addFeatures([f]))
# create a style
sym1 = QgsFillSymbol.createSimple({'color': '#b2ff00'})
renderer = QgsSingleSymbolRenderer(sym1)
layer2.setRenderer(renderer)
# rerender canvas - should NOT show new layer
canvas.refresh()
canvas.waitWhileRendering()
self.assertTrue(self.canvasImageCheck('theme1', 'theme1', canvas))
# test again - this time refresh all layers
canvas.refreshAllLayers()
canvas.waitWhileRendering()
self.assertTrue(self.canvasImageCheck('theme1', 'theme1', canvas))
# add layer 2 to theme1
record3 = QgsMapThemeCollection.MapThemeLayerRecord(layer2)
theme1.setLayerRecords([record3])
QgsProject.instance().mapThemeCollection().update('theme1', theme1)
canvas.refresh()
canvas.waitWhileRendering()
self.assertTrue(self.canvasImageCheck('theme3', 'theme3', canvas))
# change the appearance of an active style
layer2.styleManager().addStyleFromLayer('original')
layer2.styleManager().addStyleFromLayer('style4')
record3.currentStyle = 'style4'
record3.usingCurrentStyle = True
theme1.setLayerRecords([record3])
QgsProject.instance().mapThemeCollection().update('theme1', theme1)
canvas.refresh()
canvas.waitWhileRendering()
self.assertTrue(self.canvasImageCheck('theme3', 'theme3', canvas))
layer2.styleManager().setCurrentStyle('style4')
sym3 = QgsFillSymbol.createSimple({'color': '#b200b2'})
layer2.renderer().setSymbol(sym3)
canvas.refresh()
canvas.waitWhileRendering()
self.assertTrue(self.canvasImageCheck('theme4', 'theme4', canvas))
# try setting layers while a theme is in place
canvas.setLayers([layer])
canvas.refresh()
# should be no change... setLayers should be ignored if canvas is following a theme!
canvas.waitWhileRendering()
self.assertTrue(self.canvasImageCheck('theme4', 'theme4', canvas))
# setLayerStyleOverrides while theme is in place
canvas.setLayerStyleOverrides({layer2.id(): 'original'})
# should be no change... setLayerStyleOverrides should be ignored if canvas is following a theme!
canvas.refresh()
canvas.waitWhileRendering()
self.assertTrue(self.canvasImageCheck('theme4', 'theme4', canvas))
# clear theme
canvas.setTheme('')
canvas.refresh()
canvas.waitWhileRendering()
# should be different - we should now render project layers
self.assertFalse(self.canvasImageCheck('theme4', 'theme4', canvas))
def testAlign(self):
p = QgsProject()
l = QgsLayout(p)
# add some items
item1 = QgsLayoutItemPicture(l)
item1.attemptMove(QgsLayoutPoint(4, 8, QgsUnitTypes.LayoutMillimeters))
item1.attemptResize(QgsLayoutSize(18, 12, QgsUnitTypes.LayoutMillimeters))
l.addItem(item1)
item2 = QgsLayoutItemPicture(l)
item2.attemptMove(QgsLayoutPoint(6, 10, QgsUnitTypes.LayoutMillimeters))
item2.attemptResize(QgsLayoutSize(10, 9, QgsUnitTypes.LayoutMillimeters))
l.addItem(item2)
item3 = QgsLayoutItemPicture(l)
item3.attemptMove(QgsLayoutPoint(0.8, 1.2, QgsUnitTypes.LayoutCentimeters))
item3.attemptResize(QgsLayoutSize(1.8, 1.6, QgsUnitTypes.LayoutCentimeters))
l.addItem(item3)
QgsLayoutAligner.alignItems(l, [item1, item2, item3], QgsLayoutAligner.AlignLeft)
self.assertEqual(item1.positionWithUnits(), QgsLayoutPoint(4, 8, QgsUnitTypes.LayoutMillimeters))
self.assertEqual(item1.sizeWithUnits(), QgsLayoutSize(18, 12, QgsUnitTypes.LayoutMillimeters))
self.assertEqual(item2.positionWithUnits(), QgsLayoutPoint(4, 10, QgsUnitTypes.LayoutMillimeters))
self.assertEqual(item2.sizeWithUnits(), QgsLayoutSize(10, 9, QgsUnitTypes.LayoutMillimeters))
self.assertEqual(item3.positionWithUnits(), QgsLayoutPoint(0.4, 1.2, QgsUnitTypes.LayoutCentimeters))
self.assertEqual(item3.sizeWithUnits(), QgsLayoutSize(1.8, 1.6, QgsUnitTypes.LayoutCentimeters))
QgsLayoutAligner.alignItems(l, [item1, item2, item3], QgsLayoutAligner.AlignHCenter)
self.assertEqual(item1.positionWithUnits(), QgsLayoutPoint(4, 8, QgsUnitTypes.LayoutMillimeters))
self.assertEqual(item1.sizeWithUnits(), QgsLayoutSize(18, 12, QgsUnitTypes.LayoutMillimeters))
self.assertEqual(item2.positionWithUnits(), QgsLayoutPoint(8, 10, QgsUnitTypes.LayoutMillimeters))
self.assertEqual(item2.sizeWithUnits(), QgsLayoutSize(10, 9, QgsUnitTypes.LayoutMillimeters))
self.assertEqual(item3.positionWithUnits(), QgsLayoutPoint(0.4, 1.2, QgsUnitTypes.LayoutCentimeters))
self.assertEqual(item3.sizeWithUnits(), QgsLayoutSize(1.8, 1.6, QgsUnitTypes.LayoutCentimeters))
QgsLayoutAligner.alignItems(l, [item1, item2, item3], QgsLayoutAligner.AlignRight)
self.assertEqual(item1.positionWithUnits(), QgsLayoutPoint(4, 8, QgsUnitTypes.LayoutMillimeters))
self.assertEqual(item1.sizeWithUnits(), QgsLayoutSize(18, 12, QgsUnitTypes.LayoutMillimeters))
self.assertEqual(item2.positionWithUnits(), QgsLayoutPoint(12, 10, QgsUnitTypes.LayoutMillimeters))
self.assertEqual(item2.sizeWithUnits(), QgsLayoutSize(10, 9, QgsUnitTypes.LayoutMillimeters))
self.assertEqual(item3.positionWithUnits(), QgsLayoutPoint(0.4, 1.2, QgsUnitTypes.LayoutCentimeters))
self.assertEqual(item3.sizeWithUnits(), QgsLayoutSize(1.8, 1.6, QgsUnitTypes.LayoutCentimeters))
QgsLayoutAligner.alignItems(l, [item1, item2, item3], QgsLayoutAligner.AlignTop)
self.assertEqual(item1.positionWithUnits(), QgsLayoutPoint(4, 8, QgsUnitTypes.LayoutMillimeters))
self.assertEqual(item1.sizeWithUnits(), QgsLayoutSize(18, 12, QgsUnitTypes.LayoutMillimeters))
self.assertEqual(item2.positionWithUnits(), QgsLayoutPoint(12, 8, QgsUnitTypes.LayoutMillimeters))
self.assertEqual(item2.sizeWithUnits(), QgsLayoutSize(10, 9, QgsUnitTypes.LayoutMillimeters))
self.assertEqual(item3.positionWithUnits(), QgsLayoutPoint(0.4, 0.8, QgsUnitTypes.LayoutCentimeters))
self.assertEqual(item3.sizeWithUnits(), QgsLayoutSize(1.8, 1.6, QgsUnitTypes.LayoutCentimeters))
QgsLayoutAligner.alignItems(l, [item1, item2, item3], QgsLayoutAligner.AlignVCenter)
self.assertEqual(item1.positionWithUnits(), QgsLayoutPoint(4, 10, QgsUnitTypes.LayoutMillimeters))
self.assertEqual(item1.sizeWithUnits(), QgsLayoutSize(18, 12, QgsUnitTypes.LayoutMillimeters))
self.assertEqual(item2.positionWithUnits(), QgsLayoutPoint(12, 11.5, QgsUnitTypes.LayoutMillimeters))
self.assertEqual(item2.sizeWithUnits(), QgsLayoutSize(10, 9, QgsUnitTypes.LayoutMillimeters))
self.assertEqual(item3.positionWithUnits(), QgsLayoutPoint(0.4, 0.8, QgsUnitTypes.LayoutCentimeters))
self.assertEqual(item3.sizeWithUnits(), QgsLayoutSize(1.8, 1.6, QgsUnitTypes.LayoutCentimeters))
QgsLayoutAligner.alignItems(l, [item1, item2, item3], QgsLayoutAligner.AlignBottom)
self.assertEqual(item1.positionWithUnits(), QgsLayoutPoint(4, 12, QgsUnitTypes.LayoutMillimeters))
self.assertEqual(item1.sizeWithUnits(), QgsLayoutSize(18, 12, QgsUnitTypes.LayoutMillimeters))
self.assertEqual(item2.positionWithUnits(), QgsLayoutPoint(12, 15, QgsUnitTypes.LayoutMillimeters))
self.assertEqual(item2.sizeWithUnits(), QgsLayoutSize(10, 9, QgsUnitTypes.LayoutMillimeters))
self.assertEqual(item3.positionWithUnits(), QgsLayoutPoint(0.4, 0.8, QgsUnitTypes.LayoutCentimeters))
self.assertEqual(item3.sizeWithUnits(), QgsLayoutSize(1.8, 1.6, QgsUnitTypes.LayoutCentimeters))
def accept(self):
alg_parameters = []
feedback = self.createFeedback()
load_layers = self.mainWidget().checkLoadLayersOnCompletion.isChecked()
project = QgsProject.instance() if load_layers else None
for row in range(self.mainWidget().tblParameters.rowCount()):
col = 0
parameters = {}
for param in self.algorithm().parameterDefinitions():
if param.flags() & QgsProcessingParameterDefinition.FlagHidden or param.isDestination():
continue
wrapper = self.mainWidget().wrappers[row][col]
parameters[param.name()] = wrapper.value()
if not param.checkValueIsAcceptable(wrapper.value()):
self.messageBar().pushMessage("", self.tr('Wrong or missing parameter value: {0} (row {1})').format(
param.description(), row + 1),
level=Qgis.Warning, duration=5)
return
col += 1
count_visible_outputs = 0
for out in self.algorithm().destinationParameterDefinitions():
if out.flags() & QgsProcessingParameterDefinition.FlagHidden:
continue
count_visible_outputs += 1
widget = self.mainWidget().tblParameters.cellWidget(row, col)
text = widget.getValue()
if out.checkValueIsAcceptable(text):
if isinstance(out, (QgsProcessingParameterRasterDestination,
QgsProcessingParameterFeatureSink)):
# load rasters and sinks on completion
parameters[out.name()] = QgsProcessingOutputLayerDefinition(text, project)
else:
parameters[out.name()] = text
col += 1
else:
self.messageBar().pushMessage("", self.tr('Wrong or missing output value: {0} (row {1})').format(
out.description(), row + 1),
level=Qgis.Warning, duration=5)
return
alg_parameters.append(parameters)
with OverrideCursor(Qt.WaitCursor):
self.mainWidget().setEnabled(False)
self.cancelButton().setEnabled(True)
# Make sure the Log tab is visible before executing the algorithm
try:
self.showLog()
self.repaint()
except:
pass
start_time = time.time()
algorithm_results = []
for count, parameters in enumerate(alg_parameters):
if feedback.isCanceled():
break
self.setProgressText(QCoreApplication.translate('BatchAlgorithmDialog', '\nProcessing algorithm {0}/{1}…').format(count + 1, len(alg_parameters)))
self.setInfo(self.tr('<b>Algorithm {0} starting…</b>').format(self.algorithm().displayName()), escapeHtml=False)
parameters = self.algorithm().preprocessParameters(parameters)
feedback.pushInfo(self.tr('Input parameters:'))
feedback.pushCommandInfo(pformat(parameters))
feedback.pushInfo('')
# important - we create a new context for each iteration
# this avoids holding onto resources and layers from earlier iterations,
# and allows batch processing of many more items then is possible
# if we hold on to these layers
context = dataobjects.createContext(feedback)
alg_start_time = time.time()
ret, results = execute(self.algorithm(), parameters, context, feedback)
if ret:
self.setInfo(QCoreApplication.translate('BatchAlgorithmDialog', 'Algorithm {0} correctly executed…').format(self.algorithm().displayName()), escapeHtml=False)
feedback.setProgress(100)
feedback.pushInfo(
self.tr('Execution completed in {0:0.2f} seconds'.format(time.time() - alg_start_time)))
feedback.pushInfo(self.tr('Results:'))
feedback.pushCommandInfo(pformat(results))
feedback.pushInfo('')
algorithm_results.append(results)
else:
break
handleAlgorithmResults(self.algorithm(), context, feedback, False)
feedback.pushInfo(self.tr('Batch execution completed in {0:0.2f} seconds'.format(time.time() - start_time)))
self.finish(algorithm_results)
self.cancelButton().setEnabled(False)
def test_getcapabilities(self):
project = self._project_path
assert os.path.exists(project), "Project file not found: " + project
# without cache
query_string = '?MAP=%s&SERVICE=WMS&VERSION=1.3.0&REQUEST=%s' % (urllib.parse.quote(project), 'GetCapabilities')
header, body = self._execute_request(query_string)
doc = QDomDocument("wms_getcapabilities_130.xml")
doc.setContent(body)
# with cache
header, body = self._execute_request(query_string)
# without cache
query_string = '?MAP=%s&SERVICE=WMS&VERSION=1.1.1&REQUEST=%s' % (urllib.parse.quote(project), 'GetCapabilities')
header, body = self._execute_request(query_string)
# with cache
header, body = self._execute_request(query_string)
# without cache
query_string = '?MAP=%s&SERVICE=WFS&VERSION=1.1.0&REQUEST=%s' % (urllib.parse.quote(project), 'GetCapabilities')
header, body = self._execute_request(query_string)
# with cache
header, body = self._execute_request(query_string)
# without cache
query_string = '?MAP=%s&SERVICE=WFS&VERSION=1.0.0&REQUEST=%s' % (urllib.parse.quote(project), 'GetCapabilities')
header, body = self._execute_request(query_string)
# with cache
header, body = self._execute_request(query_string)
# without cache
query_string = '?MAP=%s&SERVICE=WCS&VERSION=1.0.0&REQUEST=%s' % (urllib.parse.quote(project), 'GetCapabilities')
header, body = self._execute_request(query_string)
# with cache
header, body = self._execute_request(query_string)
# without cache
query_string = '?MAP=%s&SERVICE=WMTS&VERSION=1.0.0&REQUEST=%s' % (urllib.parse.quote(project), 'GetCapabilities')
header, body = self._execute_request(query_string)
# with cache
header, body = self._execute_request(query_string)
filelist = [f for f in os.listdir(self._servercache._cache_dir) if f.endswith(".xml")]
self.assertEqual(len(filelist), 6, 'Not enough file in cache')
cacheManager = self._server_iface.cacheManager()
self.assertTrue(cacheManager.deleteCachedDocuments(None), 'deleteCachedDocuments does not return True')
filelist = [f for f in os.listdir(self._servercache._cache_dir) if f.endswith(".xml")]
self.assertEqual(len(filelist), 0, 'All files in cache are not deleted ')
prj = QgsProject()
prj.read(project)
query_string = '?MAP=%s&SERVICE=WMS&VERSION=1.3.0&REQUEST=%s' % (urllib.parse.quote(project), 'GetCapabilities')
request = QgsBufferServerRequest(query_string, QgsServerRequest.GetMethod, {}, None)
accessControls = self._server_iface.accessControls()
cDoc = QDomDocument("wms_getcapabilities_130.xml")
self.assertFalse(cacheManager.getCachedDocument(cDoc, prj, request, accessControls), 'getCachedDocument is not None')
self.assertTrue(cacheManager.setCachedDocument(doc, prj, request, accessControls), 'setCachedDocument false')
self.assertTrue(cacheManager.getCachedDocument(cDoc, prj, request, accessControls), 'getCachedDocument is None')
self.assertEqual(doc.documentElement().tagName(), cDoc.documentElement().tagName(), 'cachedDocument not equal to provide document')
self.assertTrue(cacheManager.deleteCachedDocuments(None), 'deleteCachedDocuments does not return True')
def testCreateExpression(self):
""" Test creating an expression using the widget"""
layer = QgsVectorLayer("Point?field=fldtxt:string&field=fldint:integer", "test", "memory")
# setup value relation
parent_layer = QgsVectorLayer("Point?field=stringkey:string&field=intkey:integer&field=display:string", "parent", "memory")
f1 = QgsFeature(parent_layer.fields(), 1)
f1.setAttributes(['a', 1, 'value a'])
f2 = QgsFeature(parent_layer.fields(), 2)
f2.setAttributes(['b', 2, 'value b'])
f3 = QgsFeature(parent_layer.fields(), 3)
f3.setAttributes(['c', 3, 'value c'])
parent_layer.dataProvider().addFeatures([f1, f2, f3])
QgsProject.instance().addMapLayers([layer, parent_layer])
config = {"Layer": parent_layer.id(),
"Key": 'stringkey',
"Value": 'display'}
w = QgsValueRelationSearchWidgetWrapper(layer, 0)
w.setConfig(config)
c = w.widget()
# first, set it to the "select value" item
c.setCurrentIndex(0)
self.assertEqual(w.createExpression(QgsSearchWidgetWrapper.IsNull), '"fldtxt" IS NULL')
self.assertEqual(w.createExpression(QgsSearchWidgetWrapper.IsNotNull), '"fldtxt" IS NOT NULL')
self.assertEqual(w.createExpression(QgsSearchWidgetWrapper.EqualTo), '')
self.assertEqual(w.createExpression(QgsSearchWidgetWrapper.NotEqualTo), '')
c.setCurrentIndex(1)
self.assertEqual(w.createExpression(QgsSearchWidgetWrapper.IsNull), '"fldtxt" IS NULL')
self.assertEqual(w.createExpression(QgsSearchWidgetWrapper.IsNotNull), '"fldtxt" IS NOT NULL')
self.assertEqual(w.createExpression(QgsSearchWidgetWrapper.EqualTo), '"fldtxt"=\'a\'')
self.assertEqual(w.createExpression(QgsSearchWidgetWrapper.NotEqualTo), '"fldtxt"<>\'a\'')
c.setCurrentIndex(2)
self.assertEqual(w.createExpression(QgsSearchWidgetWrapper.IsNull), '"fldtxt" IS NULL')
self.assertEqual(w.createExpression(QgsSearchWidgetWrapper.IsNotNull), '"fldtxt" IS NOT NULL')
self.assertEqual(w.createExpression(QgsSearchWidgetWrapper.EqualTo), '"fldtxt"=\'b\'')
self.assertEqual(w.createExpression(QgsSearchWidgetWrapper.NotEqualTo), '"fldtxt"<>\'b\'')
# try with numeric field
w = QgsValueRelationSearchWidgetWrapper(layer, 1)
config['Key'] = 'intkey'
w.setConfig(config)
c = w.widget()
c.setCurrentIndex(c.findText('value c'))
self.assertEqual(c.currentIndex(), 3)
self.assertEqual(w.createExpression(QgsSearchWidgetWrapper.IsNull), '"fldint" IS NULL')
self.assertEqual(w.createExpression(QgsSearchWidgetWrapper.IsNotNull), '"fldint" IS NOT NULL')
self.assertEqual(w.createExpression(QgsSearchWidgetWrapper.EqualTo), '"fldint"=3')
self.assertEqual(w.createExpression(QgsSearchWidgetWrapper.NotEqualTo), '"fldint"<>3')
# try with allow null set
w = QgsValueRelationSearchWidgetWrapper(layer, 1)
config['AllowNull'] = True
w.setConfig(config)
c = w.widget()
c.setCurrentIndex(c.findText('value c'))
self.assertEqual(w.createExpression(QgsSearchWidgetWrapper.IsNull), '"fldint" IS NULL')
self.assertEqual(w.createExpression(QgsSearchWidgetWrapper.IsNotNull), '"fldint" IS NOT NULL')
self.assertEqual(w.createExpression(QgsSearchWidgetWrapper.EqualTo), '"fldint"=3')
self.assertEqual(w.createExpression(QgsSearchWidgetWrapper.NotEqualTo), '"fldint"<>3')
# try with line edit
w = QgsValueRelationSearchWidgetWrapper(layer, 1)
config['UseCompleter'] = True
w.setConfig(config)
l = w.widget()
l.setText('value b')
self.assertEqual(w.createExpression(QgsSearchWidgetWrapper.IsNull), '"fldint" IS NULL')
self.assertEqual(w.createExpression(QgsSearchWidgetWrapper.IsNotNull), '"fldint" IS NOT NULL')
self.assertEqual(w.createExpression(QgsSearchWidgetWrapper.EqualTo), '"fldint"=2')
self.assertEqual(w.createExpression(QgsSearchWidgetWrapper.NotEqualTo), '"fldint"<>2')
def testCombo(self):
project = QgsProject()
layout = QgsPrintLayout(project)
combo = QgsLayoutItemComboBox(None)
spy = QSignalSpy(combo.itemChanged)
self.assertEqual(combo.count(), 0)
self.assertIsNone(combo.currentLayout())
self.assertIsNone(combo.currentItem())
self.assertIsNone(combo.item(0))
self.assertIsNone(combo.item(-1))
self.assertIsNone(combo.item(1))
combo.setItem(None)
self.assertIsNone(combo.currentItem())
self.assertEqual(combo.currentIndex(), -1)
self.assertEqual(len(spy), 0)
combo.setCurrentLayout(layout)
self.assertEqual(combo.currentIndex(), -1)
self.assertEqual(len(spy), 0)
self.assertEqual(combo.currentLayout(), layout)
self.assertEqual(combo.count(), 0)
self.assertIsNone(combo.currentItem())
self.assertIsNone(combo.item(0))
self.assertIsNone(combo.item(-1))
self.assertIsNone(combo.item(1))
combo.setItem(None)
self.assertIsNone(combo.currentItem())
self.assertEqual(len(spy), 0)
combo.setAllowEmptyItem(True)
self.assertEqual(combo.currentIndex(), 0)
self.assertEqual(combo.count(), 1)
self.assertEqual(len(spy), 2)
self.assertEqual(combo.currentLayout(), layout)
self.assertIsNone(combo.currentItem())
self.assertIsNone(combo.item(0))
self.assertIsNone(combo.item(-1))
self.assertIsNone(combo.item(1))
combo.setItem(None)
self.assertIsNone(combo.currentItem())
self.assertEqual(len(spy), 2)
self.assertEqual(combo.currentIndex(), 0)
self.assertEqual(combo.itemText(0), '')
combo.setAllowEmptyItem(False)
self.assertEqual(combo.currentIndex(), -1)
self.assertEqual(combo.count(), 0)
self.assertEqual(len(spy), 4)
self.assertEqual(combo.currentLayout(), layout)
self.assertIsNone(combo.currentItem())
self.assertIsNone(combo.item(0))
self.assertIsNone(combo.item(-1))
self.assertIsNone(combo.item(1))
combo.setItem(None)
self.assertIsNone(combo.currentItem())
self.assertEqual(len(spy), 4)
self.assertEqual(combo.currentIndex(), -1)
label1 = QgsLayoutItemLabel(layout)
label1.setId('llll')
# don't add to layout yet!
combo.setItem(label1)
self.assertIsNone(combo.currentItem())
self.assertEqual(len(spy), 4)
self.assertEqual(combo.currentIndex(), -1)
combo.setAllowEmptyItem(True)
combo.setItem(label1)
self.assertIsNone(combo.currentItem())
self.assertEqual(len(spy), 6)
self.assertEqual(combo.currentIndex(), 0)
combo.setAllowEmptyItem(False)
layout.addLayoutItem(label1)
self.assertEqual(combo.currentIndex(), 0)
self.assertEqual(combo.count(), 1)
self.assertEqual(combo.itemText(0), 'llll')
self.assertEqual(len(spy), 10)
self.assertEqual(combo.currentLayout(), layout)
self.assertEqual(combo.currentItem(), label1)
self.assertEqual(combo.item(0), label1)
self.assertIsNone(combo.item(-1))
self.assertIsNone(combo.item(1))
combo.setItem(None)
self.assertIsNone(combo.currentItem())
self.assertEqual(len(spy), 11)
self.assertEqual(combo.currentIndex(), -1)
combo.setItem(label1)
self.assertEqual(combo.currentItem(), label1)
self.assertEqual(len(spy), 12)
self.assertEqual(combo.currentIndex(), 0)
combo.setAllowEmptyItem(True)
self.assertEqual(combo.currentIndex(), 1)
self.assertEqual(combo.count(), 2)
self.assertEqual(combo.itemText(0), '')
self.assertEqual(combo.itemText(1), 'llll')
self.assertEqual(len(spy), 13)
self.assertEqual(combo.currentLayout(), layout)
self.assertEqual(combo.currentItem(), label1)
self.assertIsNone(combo.item(0))
self.assertEqual(combo.item(1), label1)
self.assertIsNone(combo.item(-1))
self.assertIsNone(combo.item(2))
combo.setItem(None)
self.assertIsNone(combo.currentItem())
self.assertEqual(len(spy), 14)
self.assertEqual(combo.currentIndex(), 0)
combo.setItem(label1)
self.assertEqual(combo.currentItem(), label1)
self.assertEqual(len(spy), 15)
self.assertEqual(combo.currentIndex(), 1)
label2 = QgsLayoutItemLabel(layout)
label2.setId('mmmm')
layout.addLayoutItem(label2)
self.assertEqual(combo.currentIndex(), 1)
self.assertEqual(combo.count(), 3)
self.assertEqual(combo.itemText(0), '')
self.assertEqual(combo.itemText(1), 'llll')
self.assertEqual(combo.itemText(2), 'mmmm')
self.assertEqual(len(spy), 15)
self.assertEqual(combo.currentLayout(), layout)
self.assertEqual(combo.currentItem(), label1)
self.assertIsNone(combo.item(0))
self.assertEqual(combo.item(1), label1)
self.assertEqual(combo.item(2), label2)
self.assertIsNone(combo.item(-1))
self.assertIsNone(combo.item(3))
combo.setItem(None)
self.assertIsNone(combo.currentItem())
self.assertEqual(len(spy), 16)
self.assertEqual(combo.currentIndex(), 0)
combo.setItem(label1)
self.assertEqual(combo.currentItem(), label1)
self.assertEqual(len(spy), 17)
self.assertEqual(combo.currentIndex(), 1)
label1.setId('nnnn')
self.assertEqual(combo.itemText(0), '')
self.assertEqual(combo.itemText(1), 'mmmm')
self.assertEqual(combo.itemText(2), 'nnnn')
self.assertIsNone(combo.item(0))
self.assertEqual(combo.item(1), label2)
self.assertEqual(combo.item(2), label1)
self.assertEqual(combo.currentItem(), label1)
combo.setAllowEmptyItem(False)
self.assertEqual(combo.itemText(0), 'mmmm')
self.assertEqual(combo.itemText(1), 'nnnn')
self.assertEqual(combo.item(0), label2)
self.assertEqual(combo.item(1), label1)
self.assertEqual(combo.currentItem(), label1)
combo.setItem(label2)
label2.setId('oooo')
self.assertEqual(combo.itemText(0), 'nnnn')
self.assertEqual(combo.itemText(1), 'oooo')
self.assertEqual(combo.item(0), label1)
self.assertEqual(combo.item(1), label2)
self.assertEqual(combo.currentItem(), label2)
combo.setAllowEmptyItem(True)
layout.removeLayoutItem(label1)
self.assertEqual(combo.itemText(0), '')
self.assertEqual(combo.itemText(1), 'oooo')
self.assertIsNone(combo.item(0))
self.assertEqual(combo.item(1), label2)
self.assertEqual(combo.currentItem(), label2)
map = QgsLayoutItemMap(layout)
layout.addLayoutItem(map)
map.setId('pppp')
self.assertEqual(combo.itemText(0), '')
self.assertEqual(combo.itemText(1), 'oooo')
self.assertEqual(combo.itemText(2), 'pppp')
self.assertIsNone(combo.item(0))
self.assertEqual(combo.item(1), label2)
self.assertEqual(combo.item(2), map)
self.assertEqual(combo.currentItem(), label2)
combo.setItemType(QgsLayoutItemRegistry.LayoutMap)
self.assertEqual(combo.itemText(0), '')
self.assertEqual(combo.itemText(1), 'pppp')
self.assertIsNone(combo.item(0))
self.assertEqual(combo.item(1), map)
self.assertIsNone(combo.currentItem())
combo.setItemType(QgsLayoutItemRegistry.LayoutLabel)
self.assertEqual(combo.itemText(0), '')
self.assertEqual(combo.itemText(1), 'oooo')
self.assertIsNone(combo.item(0))
self.assertEqual(combo.item(1), label2)
self.assertIsNone(combo.currentItem())
combo.setItemType(QgsLayoutItemRegistry.LayoutAttributeTable)
self.assertEqual(combo.itemText(0), '')
self.assertIsNone(combo.item(0))
self.assertIsNone(combo.currentItem())
combo.setAllowEmptyItem(False)
self.assertEqual(combo.count(), 0)
self.assertIsNone(combo.currentItem())
self.assertEqual(combo.currentIndex(), -1)
def testDistribute(self):
p = QgsProject()
l = QgsLayout(p)
# add some items
item1 = QgsLayoutItemPicture(l)
item1.attemptMove(QgsLayoutPoint(4, 8, QgsUnitTypes.LayoutMillimeters))
item1.attemptResize(QgsLayoutSize(18, 12, QgsUnitTypes.LayoutMillimeters))
l.addItem(item1)
item2 = QgsLayoutItemPicture(l)
item2.attemptMove(QgsLayoutPoint(7, 10, QgsUnitTypes.LayoutMillimeters))
item2.attemptResize(QgsLayoutSize(10, 9, QgsUnitTypes.LayoutMillimeters))
l.addItem(item2)
item3 = QgsLayoutItemPicture(l)
item3.attemptMove(QgsLayoutPoint(0.8, 1.2, QgsUnitTypes.LayoutCentimeters))
item3.attemptResize(QgsLayoutSize(1.8, 1.6, QgsUnitTypes.LayoutCentimeters))
l.addItem(item3)
QgsLayoutAligner.distributeItems(l, [item1, item2, item3], QgsLayoutAligner.DistributeLeft)
self.assertEqual(item1.positionWithUnits(), QgsLayoutPoint(4, 8, QgsUnitTypes.LayoutMillimeters))
self.assertEqual(item1.sizeWithUnits(), QgsLayoutSize(18, 12, QgsUnitTypes.LayoutMillimeters))
self.assertAlmostEqual(item2.positionWithUnits().x(), 6.0, 3)
self.assertEqual(item2.positionWithUnits().units(), QgsUnitTypes.LayoutMillimeters)
self.assertEqual(item2.sizeWithUnits(), QgsLayoutSize(10, 9, QgsUnitTypes.LayoutMillimeters))
self.assertAlmostEqual(item3.positionWithUnits().x(), 0.8, 3)
self.assertEqual(item3.positionWithUnits().units(), QgsUnitTypes.LayoutCentimeters)
self.assertEqual(item3.sizeWithUnits(), QgsLayoutSize(1.8, 1.6, QgsUnitTypes.LayoutCentimeters))
QgsLayoutAligner.distributeItems(l, [item1, item2, item3], QgsLayoutAligner.DistributeHCenter)
self.assertAlmostEqual(item1.positionWithUnits().x(), 5.0, 3)
self.assertEqual(item1.positionWithUnits().units(), QgsUnitTypes.LayoutMillimeters)
self.assertEqual(item1.sizeWithUnits(), QgsLayoutSize(18, 12, QgsUnitTypes.LayoutMillimeters))
self.assertAlmostEqual(item2.positionWithUnits().x(), 6.0, 3)
self.assertEqual(item2.positionWithUnits().units(), QgsUnitTypes.LayoutMillimeters)
self.assertEqual(item2.sizeWithUnits(), QgsLayoutSize(10, 9, QgsUnitTypes.LayoutMillimeters))
self.assertAlmostEqual(item3.positionWithUnits().x(), 0.8, 3)
self.assertEqual(item3.positionWithUnits().units(), QgsUnitTypes.LayoutCentimeters)
self.assertEqual(item3.sizeWithUnits(), QgsLayoutSize(1.8, 1.6, QgsUnitTypes.LayoutCentimeters))
QgsLayoutAligner.distributeItems(l, [item1, item2, item3], QgsLayoutAligner.DistributeRight)
self.assertAlmostEqual(item1.positionWithUnits().x(), 3.0, 3)
self.assertEqual(item1.positionWithUnits().units(), QgsUnitTypes.LayoutMillimeters)
self.assertEqual(item1.sizeWithUnits(), QgsLayoutSize(18, 12, QgsUnitTypes.LayoutMillimeters))
self.assertAlmostEqual(item2.positionWithUnits().x(), 6.0, 3)
self.assertEqual(item2.positionWithUnits().units(), QgsUnitTypes.LayoutMillimeters)
self.assertEqual(item2.sizeWithUnits(), QgsLayoutSize(10, 9, QgsUnitTypes.LayoutMillimeters))
self.assertAlmostEqual(item3.positionWithUnits().x(), 0.8, 3)
self.assertEqual(item3.positionWithUnits().units(), QgsUnitTypes.LayoutCentimeters)
self.assertEqual(item3.sizeWithUnits(), QgsLayoutSize(1.8, 1.6, QgsUnitTypes.LayoutCentimeters))
QgsLayoutAligner.distributeItems(l, [item1, item2, item3], QgsLayoutAligner.DistributeTop)
self.assertAlmostEqual(item1.positionWithUnits().y(), 8.0, 3)
self.assertEqual(item1.positionWithUnits().units(), QgsUnitTypes.LayoutMillimeters)
self.assertEqual(item1.sizeWithUnits(), QgsLayoutSize(18, 12, QgsUnitTypes.LayoutMillimeters))
self.assertAlmostEqual(item2.positionWithUnits().y(), 10.0, 3)
self.assertEqual(item2.positionWithUnits().units(), QgsUnitTypes.LayoutMillimeters)
self.assertEqual(item2.sizeWithUnits(), QgsLayoutSize(10, 9, QgsUnitTypes.LayoutMillimeters))
self.assertAlmostEqual(item3.positionWithUnits().y(), 1.2, 3)
self.assertEqual(item3.positionWithUnits().units(), QgsUnitTypes.LayoutCentimeters)
self.assertEqual(item3.sizeWithUnits(), QgsLayoutSize(1.8, 1.6, QgsUnitTypes.LayoutCentimeters))
QgsLayoutAligner.distributeItems(l, [item1, item2, item3], QgsLayoutAligner.DistributeVCenter)
self.assertAlmostEqual(item1.positionWithUnits().y(), 8.0, 3)
self.assertEqual(item1.positionWithUnits().units(), QgsUnitTypes.LayoutMillimeters)
self.assertEqual(item1.sizeWithUnits(), QgsLayoutSize(18, 12, QgsUnitTypes.LayoutMillimeters))
self.assertAlmostEqual(item2.positionWithUnits().y(), 12.5, 3)
self.assertEqual(item2.positionWithUnits().units(), QgsUnitTypes.LayoutMillimeters)
self.assertEqual(item2.sizeWithUnits(), QgsLayoutSize(10, 9, QgsUnitTypes.LayoutMillimeters))
self.assertAlmostEqual(item3.positionWithUnits().y(), 1.2, 3)
self.assertEqual(item3.positionWithUnits().units(), QgsUnitTypes.LayoutCentimeters)
self.assertEqual(item3.sizeWithUnits(), QgsLayoutSize(1.8, 1.6, QgsUnitTypes.LayoutCentimeters))
QgsLayoutAligner.distributeItems(l, [item1, item2, item3], QgsLayoutAligner.DistributeBottom)
self.assertAlmostEqual(item1.positionWithUnits().y(), 8.0, 3)
self.assertEqual(item1.positionWithUnits().units(), QgsUnitTypes.LayoutMillimeters)
self.assertEqual(item1.sizeWithUnits(), QgsLayoutSize(18, 12, QgsUnitTypes.LayoutMillimeters))
self.assertAlmostEqual(item2.positionWithUnits().y(), 15.0, 3)
self.assertEqual(item2.positionWithUnits().units(), QgsUnitTypes.LayoutMillimeters)
self.assertEqual(item2.sizeWithUnits(), QgsLayoutSize(10, 9, QgsUnitTypes.LayoutMillimeters))
self.assertAlmostEqual(item3.positionWithUnits().y(), 1.2, 3)
self.assertEqual(item3.positionWithUnits().units(), QgsUnitTypes.LayoutCentimeters)
self.assertEqual(item3.sizeWithUnits(), QgsLayoutSize(1.8, 1.6, QgsUnitTypes.LayoutCentimeters))
def activeLayer(self):
"""Get pointer to the active layer (layer selected in the legend)"""
myLayers = QgsProject.instance().mapLayers()
for myItem in myLayers:
return myLayers[myItem]
class TestQgsLayerTreeView(unittest.TestCase):
def __init__(self, methodName):
"""Run once on class initialization."""
unittest.TestCase.__init__(self, methodName)
# setup a dummy project
self.project = QgsProject()
self.layer = QgsVectorLayer("Point?field=fldtxt:string", "layer1",
"memory")
self.layer2 = QgsVectorLayer("Point?field=fldtxt:string", "layer2",
"memory")
self.layer3 = QgsVectorLayer("Point?field=fldtxt:string", "layer3",
"memory")
self.layer4 = QgsVectorLayer("Point?field=fldtxt:string", "layer4",
"memory")
self.layer5 = QgsVectorLayer("Point?field=fldtxt:string", "layer5",
"memory")
self.project.addMapLayers([self.layer, self.layer2, self.layer3])
self.model = QgsLayerTreeModel(self.project.layerTreeRoot())
def nodeOrder(self, group):
nodeorder = []
layerTree = QgsLayerTree()
for node in group:
if QgsLayerTree.isGroup(node):
groupname = node.name()
nodeorder.append(groupname)
for child in self.nodeOrder(node.children()):
nodeorder.append(groupname + '-' + child)
elif QgsLayerTree.isLayer(node):
nodeorder.append(node.layer().name())
return nodeorder
def testSetModel(self):
view = QgsLayerTreeView()
# should not work
string_list_model = QStringListModel()
view.setModel(string_list_model)
self.assertFalse(view.model())
# should work
view.setModel(self.model)
self.assertEqual(view.model(), self.model)
def testSetCurrentLayer(self):
view = QgsLayerTreeView()
view.setModel(self.model)
current_layer_changed_spy = QSignalSpy(view.currentLayerChanged)
self.assertFalse(view.currentLayer())
view.setCurrentLayer(self.layer3)
self.assertEqual(view.currentLayer(), self.layer3)
self.assertEqual(len(current_layer_changed_spy), 1)
view.setCurrentLayer(self.layer)
self.assertEqual(view.currentLayer(), self.layer)
self.assertEqual(len(current_layer_changed_spy), 2)
view.setCurrentLayer(None)
self.assertFalse(view.currentLayer())
self.assertEqual(len(current_layer_changed_spy), 3)
def testDefaultActions(self):
view = QgsLayerTreeView()
view.setModel(self.model)
actions = QgsLayerTreeViewDefaultActions(view)
# show in overview action
view.setCurrentLayer(self.layer)
self.assertEqual(view.currentNode().customProperty('overview', 0),
False)
show_in_overview = actions.actionShowInOverview()
show_in_overview.trigger()
self.assertEqual(view.currentNode().customProperty('overview', 0),
True)
show_in_overview.trigger()
self.assertEqual(view.currentNode().customProperty('overview', 0),
False)
def testMoveOutOfGroupActionLayer(self):
"""Test move out of group action on layer"""
view = QgsLayerTreeView()
group = self.project.layerTreeRoot().addGroup("embeddedgroup")
group.addLayer(self.layer4)
group.addLayer(self.layer5)
groupname = group.name()
view.setModel(self.model)
actions = QgsLayerTreeViewDefaultActions(view)
self.assertEqual(
self.nodeOrder(self.project.layerTreeRoot().children()), [
self.layer.name(),
self.layer2.name(),
self.layer3.name(),
groupname,
groupname + '-' + self.layer4.name(),
groupname + '-' + self.layer5.name(),
])
view.setCurrentLayer(self.layer5)
moveOutOfGroup = actions.actionMoveOutOfGroup()
moveOutOfGroup.trigger()
self.assertEqual(
self.nodeOrder(self.project.layerTreeRoot().children()), [
self.layer.name(),
self.layer2.name(),
self.layer3.name(),
self.layer5.name(),
groupname,
groupname + '-' + self.layer4.name(),
])
def testMoveToTopActionLayer(self):
"""Test move to top action on layer"""
view = QgsLayerTreeView()
view.setModel(self.model)
actions = QgsLayerTreeViewDefaultActions(view)
self.assertEqual(self.project.layerTreeRoot().layerOrder(),
[self.layer, self.layer2, self.layer3])
view.setCurrentLayer(self.layer3)
movetotop = actions.actionMoveToTop()
movetotop.trigger()
self.assertEqual(self.project.layerTreeRoot().layerOrder(),
[self.layer3, self.layer, self.layer2])
def testMoveToTopActionGroup(self):
"""Test move to top action on group"""
view = QgsLayerTreeView()
group = self.project.layerTreeRoot().addGroup("embeddedgroup")
group.addLayer(self.layer4)
group.addLayer(self.layer5)
groupname = group.name()
view.setModel(self.model)
actions = QgsLayerTreeViewDefaultActions(view)
self.assertEqual(
self.nodeOrder(self.project.layerTreeRoot().children()), [
self.layer.name(),
self.layer2.name(),
self.layer3.name(),
groupname,
groupname + '-' + self.layer4.name(),
groupname + '-' + self.layer5.name(),
])
nodeLayerIndex = self.model.node2index(group)
view.setCurrentIndex(nodeLayerIndex)
movetotop = actions.actionMoveToTop()
movetotop.trigger()
self.assertEqual(
self.nodeOrder(self.project.layerTreeRoot().children()), [
groupname,
groupname + '-' + self.layer4.name(),
groupname + '-' + self.layer5.name(),
self.layer.name(),
self.layer2.name(),
self.layer3.name(),
])
def testMoveToTopActionEmbeddedGroup(self):
"""Test move to top action on embeddedgroup layer"""
view = QgsLayerTreeView()
group = self.project.layerTreeRoot().addGroup("embeddedgroup")
group.addLayer(self.layer4)
group.addLayer(self.layer5)
groupname = group.name()
view.setModel(self.model)
actions = QgsLayerTreeViewDefaultActions(view)
self.assertEqual(
self.nodeOrder(self.project.layerTreeRoot().children()), [
self.layer.name(),
self.layer2.name(),
self.layer3.name(),
groupname,
groupname + '-' + self.layer4.name(),
groupname + '-' + self.layer5.name(),
])
view.setCurrentLayer(self.layer5)
movetotop = actions.actionMoveToTop()
movetotop.trigger()
self.assertEqual(
self.nodeOrder(self.project.layerTreeRoot().children()), [
self.layer.name(),
self.layer2.name(),
self.layer3.name(),
groupname,
groupname + '-' + self.layer5.name(),
groupname + '-' + self.layer4.name(),
])
def testReadWriteXml(self):
p = QgsProject()
l = QgsPrintLayout(p)
l.setName('my layout')
l.setUnits(QgsUnitTypes.LayoutInches)
collection = l.pageCollection()
# add a page
page = QgsLayoutItemPage(l)
page.setPageSize('A6')
collection.addPage(page)
grid = l.gridSettings()
grid.setResolution(QgsLayoutMeasurement(5, QgsUnitTypes.LayoutPoints))
g1 = QgsLayoutGuide(
Qt.Horizontal,
QgsLayoutMeasurement(5, QgsUnitTypes.LayoutCentimeters),
l.pageCollection().page(0))
l.guides().addGuide(g1)
snapper = l.snapper()
snapper.setSnapTolerance(7)
# add some items
item1 = QgsLayoutItemMap(l)
item1.setId('xxyyxx')
l.addItem(item1)
item2 = QgsLayoutItemMap(l)
item2.setId('zzyyzz')
l.addItem(item2)
l.setReferenceMap(item2)
doc = QDomDocument("testdoc")
elem = l.writeXml(doc, QgsReadWriteContext())
l2 = QgsPrintLayout(p)
self.assertTrue(l2.readXml(elem, doc, QgsReadWriteContext()))
self.assertEqual(l2.name(), 'my layout')
self.assertEqual(l2.units(), QgsUnitTypes.LayoutInches)
collection2 = l2.pageCollection()
self.assertEqual(collection2.pageCount(), 1)
self.assertAlmostEqual(collection2.page(0).pageSize().width(), 105, 4)
self.assertEqual(collection2.page(0).pageSize().height(), 148)
self.assertEqual(l2.gridSettings().resolution().length(), 5.0)
self.assertEqual(l2.gridSettings().resolution().units(),
QgsUnitTypes.LayoutPoints)
self.assertEqual(l2.guides().guidesOnPage(0)[0].orientation(),
Qt.Horizontal)
self.assertEqual(l2.guides().guidesOnPage(0)[0].position().length(),
5.0)
self.assertEqual(l2.guides().guidesOnPage(0)[0].position().units(),
QgsUnitTypes.LayoutCentimeters)
self.assertEqual(l2.snapper().snapTolerance(), 7)
# check restored items
new_item1 = l2.itemByUuid(item1.uuid())
self.assertTrue(new_item1)
self.assertEqual(new_item1.id(), 'xxyyxx')
new_item2 = l2.itemByUuid(item2.uuid())
self.assertTrue(new_item2)
self.assertEqual(new_item2.id(), 'zzyyzz')
self.assertEqual(l2.referenceMap().id(), 'zzyyzz')
def addFeature(self):
text = self.lineEdit.text().strip()
if text == "":
return
layer = self.iface.activeLayer()
if layer is None:
return
try:
if (self.inputProjection == 0) or (text[0] == '{'):
# If this is GeoJson it does not matter what inputProjection is
if text[0] == '{': # This may be a GeoJSON point
codec = QTextCodec.codecForName("UTF-8")
fields = QgsJsonUtils.stringToFields(text, codec)
fet = QgsJsonUtils.stringToFeatureList(text, fields, codec)
if (len(fet) == 0) or not fet[0].isValid():
raise ValueError('Invalid Coordinates')
geom = fet[0].geometry()
if geom.isEmpty() or (geom.wkbType() != QgsWkbTypes.Point):
raise ValueError('Invalid GeoJSON Geometry')
pt = geom.asPoint()
lat = pt.y()
lon = pt.x()
elif re.search(r'POINT\(', text) is not None:
m = re.findall(r'POINT\(\s*([+-]?\d*\.?\d*)\s+([+-]?\d*\.?\d*)', text)
if len(m) != 1:
raise ValueError('Invalid Coordinates')
lon = float(m[0][0])
lat = float(m[0][1])
else:
lat, lon = parseDMSString(text, self.inputXYOrder)
srcCrs = epsg4326
elif self.inputProjection == 1:
# This is an MGRS coordinate
text = re.sub(r'\s+', '', text) # Remove all white space
lat, lon = mgrs.toWgs(text)
srcCrs = epsg4326
elif self.inputProjection == 4:
text = text.strip()
coord = olc.decode(text)
lat = coord.latitudeCenter
lon = coord.longitudeCenter
srcCrs = epsg4326
elif self.inputProjection == 5:
text = text.strip()
pt = utm2Point(text, epsg4326)
lat = pt.y()
lon = pt.x()
srcCrs = epsg4326
else: # Is either the project or custom CRS
if re.search(r'POINT\(', text) is None:
coords = re.split(r'[\s,;:]+', text, 1)
if len(coords) < 2:
raise ValueError('Invalid Coordinates')
if self.inputXYOrder == 0: # Y, X Order
lat = float(coords[0])
lon = float(coords[1])
else:
lon = float(coords[0])
lat = float(coords[1])
else:
m = re.findall(r'POINT\(\s*([+-]?\d*\.?\d*)\s+([+-]?\d*\.?\d*)', text)
if len(m) != 1:
raise ValueError('Invalid Coordinates')
lon = float(m[0][0])
lat = float(m[0][1])
if self.inputProjection == 2: # Project CRS
srcCrs = self.canvas.mapSettings().destinationCrs()
else:
srcCrs = QgsCoordinateReferenceSystem(self.inputCustomCRS)
except Exception:
# traceback.print_exc()
self.iface.messageBar().pushMessage("", "Invalid Coordinate", level=Qgis.Warning, duration=2)
return
self.lineEdit.clear()
caps = layer.dataProvider().capabilities()
if caps & QgsVectorDataProvider.AddFeatures:
destCRS = layer.crs() # Get the CRS of the layer we are adding a point toWgs
transform = QgsCoordinateTransform(srcCrs, destCRS, QgsProject.instance())
# Transform the input coordinate projection to the layer CRS
x, y = transform.transform(float(lon), float(lat))
geom = QgsGeometry.fromPointXY(QgsPointXY(x, y))
feat = QgsVectorLayerUtils.createFeature(layer, geom, {}, layer.createExpressionContext() )
if layer.fields().count() == 0:
layer.addFeature(feat)
self.lltools.zoomTo(srcCrs, lat, lon)
else:
if self.iface.openFeatureForm(layer, feat):
layer.addFeature(feat)
self.lltools.zoomTo(srcCrs, lat, lon)
def testAddItemsFromXml(self):
p = QgsProject()
l = QgsLayout(p)
# add some items
item1 = QgsLayoutItemLabel(l)
item1.setId('xxyyxx')
item1.attemptMove(QgsLayoutPoint(4, 8, QgsUnitTypes.LayoutMillimeters))
item1.attemptResize(
QgsLayoutSize(18, 12, QgsUnitTypes.LayoutMillimeters))
l.addItem(item1)
item2 = QgsLayoutItemLabel(l)
item2.setId('zzyyzz')
item2.attemptMove(
QgsLayoutPoint(1.4, 1.8, QgsUnitTypes.LayoutCentimeters))
item2.attemptResize(
QgsLayoutSize(2.8, 2.2, QgsUnitTypes.LayoutCentimeters))
l.addItem(item2)
doc = QDomDocument("testdoc")
# store in xml
elem = l.writeXml(doc, QgsReadWriteContext())
l2 = QgsLayout(p)
new_items = l2.addItemsFromXml(elem, doc, QgsReadWriteContext())
self.assertEqual(len(new_items), 2)
items = l2.items()
self.assertTrue([i for i in items if i.id() == 'xxyyxx'])
self.assertTrue([i for i in items if i.id() == 'zzyyzz'])
self.assertTrue(new_items[0] in l2.items())
self.assertTrue(new_items[1] in l2.items())
new_item1 = [i for i in items if i.id() == 'xxyyxx'][0]
new_item2 = [i for i in items if i.id() == 'zzyyzz'][0]
self.assertEqual(new_item1.positionWithUnits(),
QgsLayoutPoint(4, 8, QgsUnitTypes.LayoutMillimeters))
self.assertEqual(new_item1.sizeWithUnits(),
QgsLayoutSize(18, 12, QgsUnitTypes.LayoutMillimeters))
self.assertEqual(
new_item2.positionWithUnits(),
QgsLayoutPoint(1.4, 1.8, QgsUnitTypes.LayoutCentimeters))
self.assertEqual(
new_item2.sizeWithUnits(),
QgsLayoutSize(2.8, 2.2, QgsUnitTypes.LayoutCentimeters))
# test with a group
group = QgsLayoutItemGroup(l)
group.addItem(item1)
group.addItem(item2)
l.addLayoutItem(group)
elem = l.writeXml(doc, QgsReadWriteContext())
l3 = QgsLayout(p)
new_items = l3.addItemsFromXml(elem, doc, QgsReadWriteContext())
self.assertEqual(len(new_items), 3)
items = l3.items()
self.assertTrue([i for i in items if i.id() == 'xxyyxx'])
self.assertTrue([i for i in items if i.id() == 'zzyyzz'])
self.assertTrue(new_items[0] in l3.items())
self.assertTrue(new_items[1] in l3.items())
self.assertTrue(new_items[2] in l3.items())
# f*** you sip, I'll just manually cast
new_group = sip.cast(l3.itemByUuid(group.uuid()), QgsLayoutItemGroup)
self.assertIsNotNone(new_group)
other_items = [i for i in new_items if i.type() != new_group.type()]
self.assertCountEqual(new_group.items(), other_items)
# test restoring at set position
l3 = QgsLayout(p)
new_items = l3.addItemsFromXml(elem, doc, QgsReadWriteContext(),
QPointF(10, 30))
self.assertEqual(len(new_items), 3)
items = l3.items()
new_item1 = [i for i in items if i.id() == 'xxyyxx'][0]
new_item2 = [i for i in items if i.id() == 'zzyyzz'][0]
self.assertEqual(
new_item1.positionWithUnits(),
QgsLayoutPoint(10, 30, QgsUnitTypes.LayoutMillimeters))
self.assertEqual(new_item1.sizeWithUnits(),
QgsLayoutSize(18, 12, QgsUnitTypes.LayoutMillimeters))
self.assertEqual(
new_item2.positionWithUnits(),
QgsLayoutPoint(2.0, 4.0, QgsUnitTypes.LayoutCentimeters))
self.assertEqual(
new_item2.sizeWithUnits(),
QgsLayoutSize(2.8, 2.2, QgsUnitTypes.LayoutCentimeters))
# paste in place
l4 = QgsLayout(p)
page = QgsLayoutItemPage(l)
page.setPageSize('A3')
l4.pageCollection().addPage(page)
page = QgsLayoutItemPage(l)
page.setPageSize('A6')
l4.pageCollection().addPage(page)
new_items = l4.addItemsFromXml(elem, doc, QgsReadWriteContext(),
QPointF(10, 30), True)
self.assertEqual(len(new_items), 3)
new_item1 = [i for i in new_items if i.id() == 'xxyyxx'][0]
new_item2 = [i for i in new_items if i.id() == 'zzyyzz'][0]
self.assertEqual(new_item1.pagePositionWithUnits(),
QgsLayoutPoint(4, 8, QgsUnitTypes.LayoutMillimeters))
self.assertEqual(new_item1.sizeWithUnits(),
QgsLayoutSize(18, 12, QgsUnitTypes.LayoutMillimeters))
self.assertEqual(new_item1.page(), 0)
self.assertEqual(
new_item2.pagePositionWithUnits(),
QgsLayoutPoint(1.4, 1.8, QgsUnitTypes.LayoutCentimeters))
self.assertEqual(
new_item2.sizeWithUnits(),
QgsLayoutSize(2.8, 2.2, QgsUnitTypes.LayoutCentimeters))
self.assertEqual(new_item2.page(), 0)
# paste in place, page 2
new_items = l4.addItemsFromXml(elem, doc, QgsReadWriteContext(),
QPointF(10, 550), True)
self.assertEqual(len(new_items), 3)
new_item1 = [i for i in new_items if i.id() == 'xxyyxx'][0]
new_item2 = [i for i in new_items if i.id() == 'zzyyzz'][0]
self.assertEqual(new_item1.pagePositionWithUnits(),
QgsLayoutPoint(4, 8, QgsUnitTypes.LayoutMillimeters))
self.assertEqual(new_item1.page(), 1)
self.assertEqual(new_item1.sizeWithUnits(),
QgsLayoutSize(18, 12, QgsUnitTypes.LayoutMillimeters))
self.assertEqual(
new_item2.pagePositionWithUnits(),
QgsLayoutPoint(1.4, 1.8, QgsUnitTypes.LayoutCentimeters))
self.assertEqual(new_item2.page(), 1)
self.assertEqual(
new_item2.sizeWithUnits(),
QgsLayoutSize(2.8, 2.2, QgsUnitTypes.LayoutCentimeters))
def testStacking(self):
p = QgsProject()
l = QgsLayout(p)
# add some items
item1 = QgsLayoutItemMap(l)
l.addLayoutItem(item1)
item2 = QgsLayoutItemMap(l)
l.addLayoutItem(item2)
item3 = QgsLayoutItemMap(l)
l.addLayoutItem(item3)
self.assertEqual(item1.zValue(), 1)
self.assertEqual(item2.zValue(), 2)
self.assertEqual(item3.zValue(), 3)
# no effect interactions
self.assertFalse(l.raiseItem(None))
self.assertFalse(l.lowerItem(None))
self.assertFalse(l.moveItemToTop(None))
self.assertFalse(l.moveItemToBottom(None))
self.assertEqual(item1.zValue(), 1)
self.assertEqual(item2.zValue(), 2)
self.assertEqual(item3.zValue(), 3)
# raising
self.assertFalse(l.raiseItem(item3))
self.assertEqual(item1.zValue(), 1)
self.assertEqual(item2.zValue(), 2)
self.assertEqual(item3.zValue(), 3)
self.assertTrue(l.raiseItem(item2))
self.assertEqual(item1.zValue(), 1)
self.assertEqual(item2.zValue(), 3)
self.assertEqual(item3.zValue(), 2)
self.assertFalse(l.raiseItem(item2))
self.assertEqual(item1.zValue(), 1)
self.assertEqual(item2.zValue(), 3)
self.assertEqual(item3.zValue(), 2)
self.assertTrue(l.raiseItem(item1))
self.assertEqual(item1.zValue(), 2)
self.assertEqual(item2.zValue(), 3)
self.assertEqual(item3.zValue(), 1)
# lower
self.assertFalse(l.lowerItem(item3))
self.assertEqual(item1.zValue(), 2)
self.assertEqual(item2.zValue(), 3)
self.assertEqual(item3.zValue(), 1)
self.assertTrue(l.lowerItem(item2))
self.assertEqual(item1.zValue(), 3)
self.assertEqual(item2.zValue(), 2)
self.assertEqual(item3.zValue(), 1)
self.assertTrue(l.lowerItem(item2))
self.assertEqual(item1.zValue(), 3)
self.assertEqual(item2.zValue(), 1)
self.assertEqual(item3.zValue(), 2)
# raise to top
self.assertFalse(l.moveItemToTop(item1))
self.assertEqual(item1.zValue(), 3)
self.assertEqual(item2.zValue(), 1)
self.assertEqual(item3.zValue(), 2)
self.assertTrue(l.moveItemToTop(item3))
self.assertEqual(item1.zValue(), 2)
self.assertEqual(item2.zValue(), 1)
self.assertEqual(item3.zValue(), 3)
self.assertTrue(l.moveItemToTop(item2))
self.assertEqual(item1.zValue(), 1)
self.assertEqual(item2.zValue(), 3)
self.assertEqual(item3.zValue(), 2)
# move to bottom
self.assertFalse(l.moveItemToBottom(item1))
self.assertEqual(item1.zValue(), 1)
self.assertEqual(item2.zValue(), 3)
self.assertEqual(item3.zValue(), 2)
self.assertTrue(l.moveItemToBottom(item3))
self.assertEqual(item1.zValue(), 2)
self.assertEqual(item2.zValue(), 3)
self.assertEqual(item3.zValue(), 1)
self.assertTrue(l.moveItemToBottom(item2))
self.assertEqual(item1.zValue(), 3)
self.assertEqual(item2.zValue(), 1)
self.assertEqual(item3.zValue(), 2)
def testSnapPointsToItems(self):
p = QgsProject()
l = QgsLayout(p)
page = QgsLayoutItemPage(l)
page.setPageSize('A4')
#l.pageCollection().addPage(page)
s = QgsLayoutSnapper(l)
guides = l.guides()
s.setSnapToItems(True)
s.setSnapTolerance(1)
# no items
point, snapped = s.snapPointsToItems([0.5], Qt.Horizontal, 1, [])
self.assertFalse(snapped)
line = QGraphicsLineItem()
line.setVisible(True)
point, snapped = s.snapPointsToItems([0.5], Qt.Horizontal, 1, [], line)
self.assertFalse(line.isVisible())
guides.addGuide(
QgsLayoutGuide(Qt.Vertical, QgsLayoutMeasurement(1), page))
# add an item
item1 = QgsLayoutItemMap(l)
item1.attemptMove(QgsLayoutPoint(4, 8, QgsUnitTypes.LayoutMillimeters))
item1.attemptResize(
QgsLayoutSize(18, 12, QgsUnitTypes.LayoutMillimeters))
l.addItem(item1)
point, snapped = s.snapPointsToItems([3.5], Qt.Horizontal, 1, [], line)
self.assertTrue(snapped)
self.assertEqual(point, 0.5)
self.assertTrue(line.isVisible())
point, snapped = s.snapPointsToItems([4.5], Qt.Horizontal, 1, [])
self.assertTrue(snapped)
self.assertEqual(point, -0.5)
point, snapped = s.snapPointsToItems([4.6, 4.5], Qt.Horizontal, 1, [])
self.assertTrue(snapped)
self.assertEqual(point, -0.5)
point, snapped = s.snapPointsToItems([4.6, 4.5, 3.7], Qt.Horizontal, 1,
[])
self.assertTrue(snapped)
self.assertAlmostEqual(point, 0.3, 5)
# ignoring item
point, snapped = s.snapPointsToItems([4.5], Qt.Horizontal, 1, [item1])
self.assertFalse(snapped)
# outside tolerance
point, snapped = s.snapPointsToItems([5.5], Qt.Horizontal, 1, [], line)
self.assertFalse(snapped)
self.assertFalse(line.isVisible())
# snap to center
point, snapped = s.snapPointsToItems([12.5], Qt.Horizontal, 1, [])
self.assertTrue(snapped)
self.assertEqual(point, 0.5)
# snap to right
point, snapped = s.snapPointsToItems([22.5], Qt.Horizontal, 1, [])
self.assertTrue(snapped)
self.assertEqual(point, -0.5)
#snap to top
point, snapped = s.snapPointsToItems([7.5], Qt.Vertical, 1, [], line)
self.assertTrue(snapped)
self.assertEqual(point, 0.5)
self.assertTrue(line.isVisible())
point, snapped = s.snapPointsToItems([8.5], Qt.Vertical, 1, [])
self.assertTrue(snapped)
self.assertEqual(point, -0.5)
# outside tolerance
point, snapped = s.snapPointsToItems([5.5], Qt.Vertical, 1, [], line)
self.assertFalse(snapped)
self.assertFalse(line.isVisible())
# snap to center
point, snapped = s.snapPointsToItems([13.5], Qt.Vertical, 1, [])
self.assertTrue(snapped)
self.assertEqual(point, 0.5)
# snap to bottom
point, snapped = s.snapPointsToItems([20.5], Qt.Vertical, 1, [])
self.assertTrue(snapped)
self.assertEqual(point, -0.5)
# snapping off
s.setSnapToItems(False)
line.setVisible(True)
point, snapped = s.snapPointsToItems([20.5], Qt.Vertical, 1, [], line)
self.assertFalse(snapped)
self.assertFalse(line.isVisible())
# with different pixel scale
s.setSnapToItems(True)
point, snapped = s.snapPointsToItems([20.5], Qt.Vertical, 3, [])
self.assertFalse(snapped)
def testSaveLoadTemplate(self):
tmpfile = os.path.join(self.basetestpath, 'testTemplate.qpt')
p = QgsProject()
l = QgsLayout(p)
l.initializeDefaults()
# add some items
item1 = QgsLayoutItemLabel(l)
item1.setId('xxyyxx')
item1.attemptMove(QgsLayoutPoint(4, 8, QgsUnitTypes.LayoutMillimeters))
item1.attemptResize(
QgsLayoutSize(18, 12, QgsUnitTypes.LayoutMillimeters))
l.addItem(item1)
item2 = QgsLayoutItemLabel(l)
item2.setId('zzyyzz')
item2.attemptMove(
QgsLayoutPoint(1.4, 1.8, QgsUnitTypes.LayoutCentimeters))
item2.attemptResize(
QgsLayoutSize(2.8, 2.2, QgsUnitTypes.LayoutCentimeters))
l.addItem(item2)
# multiframe
multiframe1 = QgsLayoutItemHtml(l)
multiframe1.setHtml('mf1')
l.addMultiFrame(multiframe1)
frame1 = QgsLayoutFrame(l, multiframe1)
frame1.setId('frame1')
frame1.attemptMove(QgsLayoutPoint(4, 8,
QgsUnitTypes.LayoutMillimeters))
frame1.attemptResize(
QgsLayoutSize(18, 12, QgsUnitTypes.LayoutMillimeters))
multiframe1.addFrame(frame1)
multiframe2 = QgsLayoutItemHtml(l)
multiframe2.setHtml('mf2')
l.addMultiFrame(multiframe2)
frame2 = QgsLayoutFrame(l, multiframe2)
frame2.setId('frame2')
frame2.attemptMove(
QgsLayoutPoint(1.4, 1.8, QgsUnitTypes.LayoutCentimeters))
frame2.attemptResize(
QgsLayoutSize(2.8, 2.2, QgsUnitTypes.LayoutCentimeters))
multiframe2.addFrame(frame2)
uuids = {
item1.uuid(),
item2.uuid(),
frame1.uuid(),
frame2.uuid(),
multiframe1.uuid(),
multiframe2.uuid()
}
original_uuids = {
item1.uuid(),
item2.uuid(),
frame1.uuid(),
frame2.uuid()
}
self.assertTrue(l.saveAsTemplate(tmpfile, QgsReadWriteContext()))
l2 = QgsLayout(p)
with open(tmpfile) as f:
template_content = f.read()
doc = QDomDocument()
doc.setContent(template_content)
# adding to existing items
new_items, ok = l2.loadFromTemplate(doc, QgsReadWriteContext(), False)
self.assertTrue(ok)
self.assertEqual(len(new_items), 4)
items = l2.items()
multiframes = l2.multiFrames()
self.assertEqual(len(multiframes), 2)
self.assertTrue([i for i in items if i.id() == 'xxyyxx'])
self.assertTrue([i for i in items if i.id() == 'zzyyzz'])
self.assertTrue([i for i in items if i.id() == 'frame1'])
self.assertTrue([i for i in items if i.id() == 'frame2'])
self.assertTrue([i for i in multiframes if i.html() == 'mf1'])
self.assertTrue([i for i in multiframes if i.html() == 'mf2'])
self.assertTrue(new_items[0] in l2.items())
self.assertTrue(new_items[1] in l2.items())
self.assertTrue(new_items[2] in l2.items())
self.assertTrue(new_items[3] in l2.items())
# double check that new items have a unique uid
self.assertNotIn(new_items[0].uuid(), uuids)
uuids.add(new_items[0].uuid())
self.assertNotIn(new_items[1].uuid(), uuids)
uuids.add(new_items[1].uuid())
self.assertNotIn(new_items[2].uuid(), uuids)
uuids.add(new_items[2].uuid())
self.assertNotIn(new_items[3].uuid(), uuids)
uuids.add(new_items[3].uuid())
self.assertNotIn(
multiframes[0].uuid(),
[multiframe1.uuid(), multiframe2.uuid()])
self.assertNotIn(
multiframes[1].uuid(),
[multiframe1.uuid(), multiframe2.uuid()])
new_multiframe1 = [i for i in multiframes if i.html() == 'mf1'][0]
self.assertEqual(new_multiframe1.layout(), l2)
new_multiframe2 = [i for i in multiframes if i.html() == 'mf2'][0]
self.assertEqual(new_multiframe2.layout(), l2)
new_frame1 = sip.cast([i for i in items if i.id() == 'frame1'][0],
QgsLayoutFrame)
new_frame2 = sip.cast([i for i in items if i.id() == 'frame2'][0],
QgsLayoutFrame)
self.assertEqual(new_frame1.multiFrame(), new_multiframe1)
self.assertEqual(new_multiframe1.frames()[0].uuid(), new_frame1.uuid())
self.assertEqual(new_frame2.multiFrame(), new_multiframe2)
self.assertEqual(new_multiframe2.frames()[0].uuid(), new_frame2.uuid())
# adding to existing items
new_items2, ok = l2.loadFromTemplate(doc, QgsReadWriteContext(), False)
self.assertTrue(ok)
self.assertEqual(len(new_items2), 4)
items = l2.items()
self.assertEqual(len(items), 8)
multiframes2 = l2.multiFrames()
self.assertEqual(len(multiframes2), 4)
multiframes2 = [
m for m in l2.multiFrames() if
not m.uuid() in [new_multiframe1.uuid(),
new_multiframe2.uuid()]
]
self.assertEqual(len(multiframes2), 2)
self.assertTrue([i for i in items if i.id() == 'xxyyxx'])
self.assertTrue([i for i in items if i.id() == 'zzyyzz'])
self.assertTrue([i for i in items if i.id() == 'frame1'])
self.assertTrue([i for i in items if i.id() == 'frame2'])
self.assertTrue([i for i in multiframes2 if i.html() == 'mf1'])
self.assertTrue([i for i in multiframes2 if i.html() == 'mf2'])
self.assertTrue(new_items[0] in l2.items())
self.assertTrue(new_items[1] in l2.items())
self.assertTrue(new_items[2] in l2.items())
self.assertTrue(new_items[3] in l2.items())
self.assertTrue(new_items2[0] in l2.items())
self.assertTrue(new_items2[1] in l2.items())
self.assertTrue(new_items2[2] in l2.items())
self.assertTrue(new_items2[3] in l2.items())
self.assertNotIn(new_items2[0].uuid(), uuids)
uuids.add(new_items[0].uuid())
self.assertNotIn(new_items2[1].uuid(), uuids)
uuids.add(new_items[1].uuid())
self.assertNotIn(new_items2[2].uuid(), uuids)
uuids.add(new_items[2].uuid())
self.assertNotIn(new_items2[3].uuid(), uuids)
uuids.add(new_items[3].uuid())
self.assertNotIn(multiframes2[0].uuid(), [
multiframe1.uuid(),
multiframe2.uuid(),
new_multiframe1.uuid(),
new_multiframe2.uuid()
])
self.assertNotIn(multiframes2[1].uuid(), [
multiframe1.uuid(),
multiframe2.uuid(),
new_multiframe1.uuid(),
new_multiframe2.uuid()
])
new_multiframe1b = [i for i in multiframes2 if i.html() == 'mf1'][0]
self.assertEqual(new_multiframe1b.layout(), l2)
new_multiframe2b = [i for i in multiframes2 if i.html() == 'mf2'][0]
self.assertEqual(new_multiframe2b.layout(), l2)
new_frame1b = sip.cast([
i for i in items
if i.id() == 'frame1' and i.uuid() != new_frame1.uuid()
][0], QgsLayoutFrame)
new_frame2b = sip.cast([
i for i in items
if i.id() == 'frame2' and i.uuid() != new_frame2.uuid()
][0], QgsLayoutFrame)
self.assertEqual(new_frame1b.multiFrame(), new_multiframe1b)
self.assertEqual(new_multiframe1b.frames()[0].uuid(),
new_frame1b.uuid())
self.assertEqual(new_frame2b.multiFrame(), new_multiframe2b)
self.assertEqual(new_multiframe2b.frames()[0].uuid(),
new_frame2b.uuid())
# clearing existing items
new_items3, ok = l2.loadFromTemplate(doc, QgsReadWriteContext(), True)
new_multiframes = l2.multiFrames()
self.assertTrue(ok)
self.assertEqual(len(new_items3), 5) # includes page
self.assertEqual(len(new_multiframes), 2)
items = l2.items()
self.assertTrue([
i for i in items
if isinstance(i, QgsLayoutItem) and i.id() == 'xxyyxx'
])
self.assertTrue([
i for i in items
if isinstance(i, QgsLayoutItem) and i.id() == 'zzyyzz'
])
self.assertTrue([
i for i in items
if isinstance(i, QgsLayoutItem) and i.id() == 'frame1'
])
self.assertTrue([
i for i in items
if isinstance(i, QgsLayoutItem) and i.id() == 'frame2'
])
self.assertTrue(new_items3[0] in l2.items())
self.assertTrue(new_items3[1] in l2.items())
self.assertTrue(new_items3[2] in l2.items())
self.assertTrue(new_items3[3] in l2.items())
new_multiframe1 = [i for i in new_multiframes if i.html() == 'mf1'][0]
new_multiframe2 = [i for i in new_multiframes if i.html() == 'mf2'][0]
new_frame1 = sip.cast([
i for i in items
if isinstance(i, QgsLayoutItem) and i.id() == 'frame1'
][0], QgsLayoutFrame)
new_frame2 = sip.cast([
i for i in items
if isinstance(i, QgsLayoutItem) and i.id() == 'frame2'
][0], QgsLayoutFrame)
self.assertEqual(new_frame1.multiFrame(), new_multiframe1)
self.assertEqual(new_multiframe1.frames()[0].uuid(), new_frame1.uuid())
self.assertEqual(new_frame2.multiFrame(), new_multiframe2)
self.assertEqual(new_multiframe2.frames()[0].uuid(), new_frame2.uuid())
def __init__(self, map_theme, layer, extent, tile_size, mupp, output,
make_trans, map_settings):
"""
:param map_theme:
:param extent:
:param layer:
:param tile_size:
:param mupp:
:param output:
:param map_settings: Map canvas map settings used for some fallback
values and CRS
"""
self.extent = extent
self.mupp = mupp
self.tile_size = tile_size
driver = self.getDriverForFile(output)
if not driver:
raise QgsProcessingException(
u'Could not load GDAL driver for file {}'.format(output))
crs = map_settings.destinationCrs()
self.x_tile_count = math.ceil(extent.width() / mupp / tile_size)
self.y_tile_count = math.ceil(extent.height() / mupp / tile_size)
xsize = self.x_tile_count * tile_size
ysize = self.y_tile_count * tile_size
if make_trans:
no_bands = 4
else:
no_bands = 3
self.dataset = driver.Create(output, xsize, ysize, no_bands)
self.dataset.SetProjection(str(crs.toWkt()))
self.dataset.SetGeoTransform(
[extent.xMinimum(), mupp, 0, extent.yMaximum(), 0, -mupp])
self.image = QImage(QSize(tile_size, tile_size), QImage.Format_ARGB32)
self.settings = QgsMapSettings()
self.settings.setOutputDpi(self.image.logicalDpiX())
self.settings.setOutputImageFormat(QImage.Format_ARGB32)
self.settings.setDestinationCrs(crs)
self.settings.setOutputSize(self.image.size())
self.settings.setFlag(QgsMapSettings.Antialiasing, True)
self.settings.setFlag(QgsMapSettings.RenderMapTile, True)
self.settings.setFlag(QgsMapSettings.UseAdvancedEffects, True)
if make_trans:
self.settings.setBackgroundColor(QColor(255, 255, 255, 0))
else:
self.settings.setBackgroundColor(QColor(255, 255, 255))
if QgsProject.instance().mapThemeCollection().hasMapTheme(map_theme):
self.settings.setLayers(
QgsProject.instance().mapThemeCollection(
).mapThemeVisibleLayers(
map_theme))
self.settings.setLayerStyleOverrides(
QgsProject.instance().mapThemeCollection(
).mapThemeStyleOverrides(
map_theme))
elif layer:
self.settings.setLayers([layer])
else:
self.settings.setLayers(map_settings.layers())
def testSnapRect(self):
p = QgsProject()
l = QgsLayout(p)
page = QgsLayoutItemPage(l)
page.setPageSize('A4')
l.pageCollection().addPage(page)
s = QgsLayoutSnapper(l)
guides = l.guides()
# first test snapping to grid
l.gridSettings().setResolution(
QgsLayoutMeasurement(5, QgsUnitTypes.LayoutMillimeters))
s.setSnapToItems(False)
s.setSnapToGrid(True)
s.setSnapTolerance(1)
rect, snapped = s.snapRect(QRectF(1, 1, 2, 1), 1)
self.assertTrue(snapped)
self.assertEqual(rect, QRectF(0, 0, 2, 1))
rect, snapped = s.snapRect(QRectF(1, 1, 3.5, 3.5), 1)
self.assertTrue(snapped)
self.assertEqual(rect, QRectF(1.5, 1.5, 3.5, 3.5))
s.setSnapToItems(False)
s.setSnapToGrid(False)
rect, snapped = s.snapRect(QRectF(1, 1, 3.5, 3.5), 1)
self.assertFalse(snapped)
self.assertEqual(rect, QRectF(1, 1, 3.5, 3.5))
# test that guide takes precedence
s.setSnapToGrid(True)
s.setSnapToGuides(True)
guides.addGuide(
QgsLayoutGuide(Qt.Horizontal, QgsLayoutMeasurement(0.5), page))
rect, snapped = s.snapRect(QRectF(1, 1, 2, 3), 1)
self.assertTrue(snapped)
self.assertEqual(rect, QRectF(0.0, 0.5, 2.0, 3.0))
# add an item
item1 = QgsLayoutItemMap(l)
item1.attemptMove(
QgsLayoutPoint(121, 1.1, QgsUnitTypes.LayoutMillimeters))
l.addItem(item1)
# test that guide takes precedence over item
s.setSnapToGrid(True)
s.setSnapToGuides(True)
s.setSnapToItems(True)
rect, snapped = s.snapRect(QRectF(1, 1, 2, 3), 1)
self.assertTrue(snapped)
self.assertEqual(rect, QRectF(0.0, 0.5, 2.0, 3.0))
# but items take precedence over grid
s.setSnapToGuides(False)
rect, snapped = s.snapRect(QRectF(1, 1, 2, 3), 1)
self.assertTrue(snapped)
self.assertEqual(rect, QRectF(0.0, 1.1, 2.0, 3.0))
# ... unless item is ignored!
rect, snapped = s.snapRect(QRectF(1, 1, 2, 3), 1, None, None, [item1])
self.assertTrue(snapped)
self.assertEqual(rect, QRectF(0.0, 0.0, 2.0, 3.0))
