def testConvertFromGraduatedRenderer(self):
# Test converting graduated renderer to rule based
# First, try with a field based category (id)
ranges = []
ranges.append(QgsRendererRangeV2(0, 1, QgsMarkerSymbolV2(), "0-1"))
ranges.append(QgsRendererRangeV2(1, 2, QgsMarkerSymbolV2(), "1-2"))
g = QgsGraduatedSymbolRendererV2("id", ranges)
r = QgsRuleBasedRendererV2.convertFromRenderer(g)
self.assertEqual(r.rootRule().children()[0].filterExpression(), '"id" >= 0.000000 AND "id" <= 1.000000')
self.assertEqual(r.rootRule().children()[1].filterExpression(), '"id" > 1.000000 AND "id" <= 2.000000')
# Next try with an expression based range
ranges = []
ranges.append(QgsRendererRangeV2(0, 1, QgsMarkerSymbolV2(), "0-1"))
ranges.append(QgsRendererRangeV2(1, 2, QgsMarkerSymbolV2(), "1-2"))
g = QgsGraduatedSymbolRendererV2("id / 2", ranges)
r = QgsRuleBasedRendererV2.convertFromRenderer(g)
self.assertEqual(r.rootRule().children()[0].filterExpression(), '(id / 2) >= 0.000000 AND (id / 2) <= 1.000000')
self.assertEqual(r.rootRule().children()[1].filterExpression(), '(id / 2) > 1.000000 AND (id / 2) <= 2.000000')
# Last try with an expression which is just a quoted field name
ranges = []
ranges.append(QgsRendererRangeV2(0, 1, QgsMarkerSymbolV2(), "0-1"))
ranges.append(QgsRendererRangeV2(1, 2, QgsMarkerSymbolV2(), "1-2"))
g = QgsGraduatedSymbolRendererV2('"id"', ranges)
r = QgsRuleBasedRendererV2.convertFromRenderer(g)
self.assertEqual(r.rootRule().children()[0].filterExpression(), '"id" >= 0.000000 AND "id" <= 1.000000')
self.assertEqual(r.rootRule().children()[1].filterExpression(), '"id" > 1.000000 AND "id" <= 2.000000')
def setUp(self):
myShpFile = os.path.join(TEST_DATA_DIR, 'rectangles.shp')
layer = QgsVectorLayer(myShpFile, 'Points', 'ogr')
QgsMapLayerRegistry.instance().addMapLayer(layer)
# Create rulebased style
sym1 = QgsFillSymbolV2.createSimple({'color': '#fdbf6f'})
sym2 = QgsFillSymbolV2.createSimple({'color': '#71bd6c'})
sym3 = QgsFillSymbolV2.createSimple({'color': '#1f78b4'})
self.r1 = QgsRuleBasedRendererV2.Rule(sym1, 0, 0, '"id" = 1')
self.r2 = QgsRuleBasedRendererV2.Rule(sym2, 0, 0, '"id" = 2')
self.r3 = QgsRuleBasedRendererV2.Rule(sym3, 0, 0, 'ELSE')
self.rootrule = QgsRuleBasedRendererV2.Rule(None)
self.rootrule.appendChild(self.r1)
self.rootrule.appendChild(self.r2)
self.rootrule.appendChild(self.r3)
self.renderer = QgsRuleBasedRendererV2(self.rootrule)
layer.setRendererV2(self.renderer)
self.mapsettings = CANVAS.mapSettings()
self.mapsettings.setOutputSize(QSize(400, 400))
self.mapsettings.setOutputDpi(96)
self.mapsettings.setExtent(QgsRectangle(-163, 22, -70, 52))
rendered_layers = [layer.id()]
self.mapsettings.setLayers(rendered_layers)
def testConvertFromGraduatedRenderer(self):
# Test converting graduated renderer to rule based
# First, try with a field based category (id)
ranges = []
ranges.append(QgsRendererRangeV2(0, 1, QgsMarkerSymbolV2(), "0-1"))
ranges.append(QgsRendererRangeV2(1, 2, QgsMarkerSymbolV2(), "1-2"))
g = QgsGraduatedSymbolRendererV2("id", ranges)
r = QgsRuleBasedRendererV2.convertFromRenderer(g)
self.assertEqual(r.rootRule().children()[0].filterExpression(), '"id" >= 0.000000 AND "id" <= 1.000000')
self.assertEqual(r.rootRule().children()[1].filterExpression(), '"id" > 1.000000 AND "id" <= 2.000000')
# Next try with an expression based range
ranges = []
ranges.append(QgsRendererRangeV2(0, 1, QgsMarkerSymbolV2(), "0-1"))
ranges.append(QgsRendererRangeV2(1, 2, QgsMarkerSymbolV2(), "1-2"))
g = QgsGraduatedSymbolRendererV2("id / 2", ranges)
r = QgsRuleBasedRendererV2.convertFromRenderer(g)
self.assertEqual(r.rootRule().children()[0].filterExpression(), '(id / 2) >= 0.000000 AND (id / 2) <= 1.000000')
self.assertEqual(r.rootRule().children()[1].filterExpression(), '(id / 2) > 1.000000 AND (id / 2) <= 2.000000')
# Last try with an expression which is just a quoted field name
ranges = []
ranges.append(QgsRendererRangeV2(0, 1, QgsMarkerSymbolV2(), "0-1"))
ranges.append(QgsRendererRangeV2(1, 2, QgsMarkerSymbolV2(), "1-2"))
g = QgsGraduatedSymbolRendererV2('"id"', ranges)
r = QgsRuleBasedRendererV2.convertFromRenderer(g)
self.assertEqual(r.rootRule().children()[0].filterExpression(), '"id" >= 0.000000 AND "id" <= 1.000000')
self.assertEqual(r.rootRule().children()[1].filterExpression(), '"id" > 1.000000 AND "id" <= 2.000000')
def testConvertFromCategorisedRenderer(self):
# Test converting categorised renderer to rule based
# First, try with a field based category (id)
cats = []
cats.append(QgsRendererCategoryV2(1, QgsMarkerSymbolV2(), "id 1"))
cats.append(QgsRendererCategoryV2(2, QgsMarkerSymbolV2(), "id 2"))
cats.append(
QgsRendererCategoryV2('a\'b', QgsMarkerSymbolV2(), "id a'b"))
cats.append(
QgsRendererCategoryV2('a\nb', QgsMarkerSymbolV2(), "id a\\nb"))
cats.append(
QgsRendererCategoryV2('a\\b', QgsMarkerSymbolV2(), "id a\\\\b"))
cats.append(
QgsRendererCategoryV2('a\tb', QgsMarkerSymbolV2(), "id a\\tb"))
c = QgsCategorizedSymbolRendererV2("id", cats)
r = QgsRuleBasedRendererV2.convertFromRenderer(c)
self.assertEqual(r.rootRule().children()[0].filterExpression(),
'"id" = 1')
self.assertEqual(r.rootRule().children()[1].filterExpression(),
'"id" = 2')
self.assertEqual(r.rootRule().children()[2].filterExpression(),
'"id" = \'a\'\'b\'')
self.assertEqual(r.rootRule().children()[3].filterExpression(),
'"id" = \'a\\nb\'')
self.assertEqual(r.rootRule().children()[4].filterExpression(),
'"id" = \'a\\\\b\'')
self.assertEqual(r.rootRule().children()[5].filterExpression(),
'"id" = \'a\\tb\'')
# Next try with an expression based category
cats = []
cats.append(QgsRendererCategoryV2(1, QgsMarkerSymbolV2(), "result 1"))
cats.append(QgsRendererCategoryV2(2, QgsMarkerSymbolV2(), "result 2"))
c = QgsCategorizedSymbolRendererV2("id + 1", cats)
r = QgsRuleBasedRendererV2.convertFromRenderer(c)
self.assertEqual(r.rootRule().children()[0].filterExpression(),
'id + 1 = 1')
self.assertEqual(r.rootRule().children()[1].filterExpression(),
'id + 1 = 2')
# Last try with an expression which is just a quoted field name
cats = []
cats.append(QgsRendererCategoryV2(1, QgsMarkerSymbolV2(), "result 1"))
cats.append(QgsRendererCategoryV2(2, QgsMarkerSymbolV2(), "result 2"))
c = QgsCategorizedSymbolRendererV2('"id"', cats)
r = QgsRuleBasedRendererV2.convertFromRenderer(c)
self.assertEqual(r.rootRule().children()[0].filterExpression(),
'"id" = 1')
self.assertEqual(r.rootRule().children()[1].filterExpression(),
'"id" = 2')
def certificate_preprocess(plot, plots):
"""
Utility function that loads and renders plots that belong to a specific
scheme.
"""
scheme_plot_layer = lht_plot_layer(plot.scheme_id, CERTIFICATE_PLOT)
QgsMapLayerRegistry.instance().addMapLayer(scheme_plot_layer)
# Get the EPSG code of the plot
epsg_code = plot.cb_check_lht_plot_crs.value
# Setting the project CRS variable
QgsExpressionContextUtils.setProjectVariable('flts_source_crs', epsg_code)
# Styling reference plot using primary key
filter_exp = '"id" = ' + str(plot.id)
scheme_symbol = QgsSymbolV2.defaultSymbol(scheme_plot_layer.geometryType())
# Rule-based rendering
rule_renderer = QgsRuleBasedRendererV2(scheme_symbol)
root_rule = rule_renderer.rootRule()
# Rule for highlighting reference plot
scheme_rule = root_rule.children()[0].clone()
scheme_rule.setLabel('Reference Plot')
scheme_rule.setFilterExpression(filter_exp)
scheme_symbol_layer = scheme_rule.symbol().symbolLayer(0)
scheme_symbol_layer.setFillColor(Qt.yellow)
scheme_symbol_layer.setOutlineColor(Qt.black)
scheme_symbol_layer.setBorderWidth(0.5)
root_rule.appendChild(scheme_rule)
# Rule for other plots
def_rule = root_rule.children()[0].clone()
def_rule.setLabel('Plots')
def_rule.setIsElse(True)
def_symbol_layer = def_rule.symbol().symbolLayer(0)
def_symbol_layer.setFillColor(Qt.transparent)
def_symbol_layer.setOutlineColor(Qt.black)
root_rule.appendChild(def_rule)
# Remove default rule
root_rule.removeChildAt(0)
# Set renderer
scheme_plot_layer.setRendererV2(rule_renderer)
# Enable labeling
scheme_plot_layer.setCustomProperty("labeling", "pal")
scheme_plot_layer.setCustomProperty("labeling/enabled", "true")
scheme_plot_layer.setCustomProperty("labeling/fontFamily", "Arial")
scheme_plot_layer.setCustomProperty("labeling/fontSize", "5.5")
scheme_plot_layer.setCustomProperty("labeling/fieldName", "plot_number")
scheme_plot_layer.setCustomProperty("labeling/placement", "1")
scheme_plot_layer.setCustomProperty("labeling/centroidInside", "true")
scheme_plot_layer.setCustomProperty("labeling/centroidWhole", "false")
scheme_plot_layer.triggerRepaint()
iface.mapCanvas().setExtent(scheme_plot_layer.extent())
QgsApplication.processEvents()
return True
def setStyleGrilleControle(layerGrille, idList):
# Symbologie: cellule a controler
props1 = {'color': '241,241,241,0', 'size': '0', 'color_border': '255,0,0'}
symbol1 = QgsFillSymbolV2.createSimple(props1)
#props2 = {'color': '255,127,0,0', 'size':'0', 'color_border' : '255,127,0', 'width_border':'1'}
#symbol2 = QgsFillSymbolV2.createSimple(props2)
# Symbologie: cellule a griser
props3 = {
'color': '180,180,180',
'size': '1',
'color_border': '180,180,180'
}
symbol3 = QgsFillSymbolV2.createSimple(props3)
symbol3.setAlpha(0.70)
# On definit les règles de symbologie
txtRule = ' in ('
for i in range(len(idList)):
id = idList[i]
txtRule = txtRule + str(id) + ', '
txtRule = txtRule[0:len(txtRule) - 2]
txtRule = txtRule + ')'
cell_rules = (('A controler', CONST_ATTRIBUT_ID + ' ' + txtRule, symbol1),
('Pass', CONST_ATTRIBUT_ID + ' not ' + txtRule, symbol3))
# create a new rule-based renderer
symbol = QgsSymbolV2.defaultSymbol(layerGrille.geometryType())
renderer = QgsRuleBasedRendererV2(symbol)
# get the "root" rule
root_rule = renderer.rootRule()
for label, expression, symbol in cell_rules:
# create a clone (i.e. a copy) of the default rule
rule = root_rule.children()[0].clone()
# set the label, expression and color
rule.setLabel(label)
rule.setFilterExpression(expression)
# rule.symbol().setColor(QColor(color_name))
rule.setSymbol(symbol)
# append the rule to the list of rules
root_rule.appendChild(rule)
# delete the default rule
root_rule.removeChildAt(0)
# apply the renderer to the layer
layerGrille.setRendererV2(renderer)
return layerGrille
def testRefineWithRanges(self):
#Test refining rule with ranges (refs #10815)
#First, try with a field based category (id)
ranges = []
ranges.append(QgsRendererRangeV2(0, 1, QgsMarkerSymbolV2(), "0-1"))
ranges.append(QgsRendererRangeV2(1, 2, QgsMarkerSymbolV2(), "1-2"))
g = QgsGraduatedSymbolRendererV2("id", ranges)
QgsRuleBasedRendererV2.refineRuleRanges(self.r2, g)
assert self.r2.children()[0].filterExpression() == '"id" >= 0.0000 AND "id" <= 1.0000'
assert self.r2.children()[1].filterExpression() == '"id" > 1.0000 AND "id" <= 2.0000'
#Next try with an expression based range
ranges = []
ranges.append(QgsRendererRangeV2(0, 1, QgsMarkerSymbolV2(), "0-1"))
ranges.append(QgsRendererRangeV2(1, 2, QgsMarkerSymbolV2(), "1-2"))
g = QgsGraduatedSymbolRendererV2("id / 2", ranges)
QgsRuleBasedRendererV2.refineRuleRanges(self.r1, g)
assert self.r1.children()[0].filterExpression() == '(id / 2) >= 0.0000 AND (id / 2) <= 1.0000'
assert self.r1.children()[1].filterExpression() == '(id / 2) > 1.0000 AND (id / 2) <= 2.0000'
#Last try with an expression which is just a quoted field name
ranges = []
ranges.append(QgsRendererRangeV2(0, 1, QgsMarkerSymbolV2(), "0-1"))
ranges.append(QgsRendererRangeV2(1, 2, QgsMarkerSymbolV2(), "1-2"))
g = QgsGraduatedSymbolRendererV2('"id"', ranges)
QgsRuleBasedRendererV2.refineRuleRanges(self.r3, g)
assert self.r3.children()[0].filterExpression() == '"id" >= 0.0000 AND "id" <= 1.0000'
assert self.r3.children()[1].filterExpression() == '"id" > 1.0000 AND "id" <= 2.0000'
def testRefineWithCategories(self):
# Test refining rule with categories (refs #10815)
# First, try with a field based category (id)
cats = []
cats.append(QgsRendererCategoryV2(1, QgsMarkerSymbolV2(), "id 1"))
cats.append(QgsRendererCategoryV2(2, QgsMarkerSymbolV2(), "id 2"))
c = QgsCategorizedSymbolRendererV2("id", cats)
QgsRuleBasedRendererV2.refineRuleCategories(self.r2, c)
assert self.r2.children()[0].filterExpression() == '"id" = 1'
assert self.r2.children()[1].filterExpression() == '"id" = 2'
# Next try with an expression based category
cats = []
cats.append(QgsRendererCategoryV2(1, QgsMarkerSymbolV2(), "result 1"))
cats.append(QgsRendererCategoryV2(2, QgsMarkerSymbolV2(), "result 2"))
c = QgsCategorizedSymbolRendererV2("id + 1", cats)
QgsRuleBasedRendererV2.refineRuleCategories(self.r1, c)
assert self.r1.children()[0].filterExpression() == 'id + 1 = 1'
assert self.r1.children()[1].filterExpression() == 'id + 1 = 2'
# Last try with an expression which is just a quoted field name
cats = []
cats.append(QgsRendererCategoryV2(1, QgsMarkerSymbolV2(), "result 1"))
cats.append(QgsRendererCategoryV2(2, QgsMarkerSymbolV2(), "result 2"))
c = QgsCategorizedSymbolRendererV2('"id"', cats)
QgsRuleBasedRendererV2.refineRuleCategories(self.r3, c)
assert self.r3.children()[0].filterExpression() == '"id" = 1'
assert self.r3.children()[1].filterExpression() == '"id" = 2'
def testRefineWithCategories(self):
# Test refining rule with categories (refs #10815)
# First, try with a field based category (id)
cats = []
cats.append(QgsRendererCategoryV2(1, QgsMarkerSymbolV2(), "id 1"))
cats.append(QgsRendererCategoryV2(2, QgsMarkerSymbolV2(), "id 2"))
c = QgsCategorizedSymbolRendererV2("id", cats)
QgsRuleBasedRendererV2.refineRuleCategories(self.r2, c)
assert self.r2.children()[0].filterExpression() == '"id" = 1'
assert self.r2.children()[1].filterExpression() == '"id" = 2'
# Next try with an expression based category
cats = []
cats.append(QgsRendererCategoryV2(1, QgsMarkerSymbolV2(), "result 1"))
cats.append(QgsRendererCategoryV2(2, QgsMarkerSymbolV2(), "result 2"))
c = QgsCategorizedSymbolRendererV2("id + 1", cats)
QgsRuleBasedRendererV2.refineRuleCategories(self.r1, c)
assert self.r1.children()[0].filterExpression() == 'id + 1 = 1'
assert self.r1.children()[1].filterExpression() == 'id + 1 = 2'
# Last try with an expression which is just a quoted field name
cats = []
cats.append(QgsRendererCategoryV2(1, QgsMarkerSymbolV2(), "result 1"))
cats.append(QgsRendererCategoryV2(2, QgsMarkerSymbolV2(), "result 2"))
c = QgsCategorizedSymbolRendererV2('"id"', cats)
QgsRuleBasedRendererV2.refineRuleCategories(self.r3, c)
assert self.r3.children()[0].filterExpression() == '"id" = 1'
assert self.r3.children()[1].filterExpression() == '"id" = 2'
def testConvertFromCategorisedRenderer(self):
# Test converting categorised renderer to rule based
# First, try with a field based category (id)
cats = []
cats.append(QgsRendererCategoryV2(1, QgsMarkerSymbolV2(), "id 1"))
cats.append(QgsRendererCategoryV2(2, QgsMarkerSymbolV2(), "id 2"))
cats.append(QgsRendererCategoryV2('a\'b', QgsMarkerSymbolV2(), "id a'b"))
cats.append(QgsRendererCategoryV2('a\nb', QgsMarkerSymbolV2(), "id a\\nb"))
cats.append(QgsRendererCategoryV2('a\\b', QgsMarkerSymbolV2(), "id a\\\\b"))
cats.append(QgsRendererCategoryV2('a\tb', QgsMarkerSymbolV2(), "id a\\tb"))
c = QgsCategorizedSymbolRendererV2("id", cats)
r = QgsRuleBasedRendererV2.convertFromRenderer(c)
self.assertEqual(r.rootRule().children()[0].filterExpression(), '"id" = 1')
self.assertEqual(r.rootRule().children()[1].filterExpression(), '"id" = 2')
self.assertEqual(r.rootRule().children()[2].filterExpression(), '"id" = \'a\'\'b\'')
self.assertEqual(r.rootRule().children()[3].filterExpression(), '"id" = \'a\\nb\'')
self.assertEqual(r.rootRule().children()[4].filterExpression(), '"id" = \'a\\\\b\'')
self.assertEqual(r.rootRule().children()[5].filterExpression(), '"id" = \'a\\tb\'')
# Next try with an expression based category
cats = []
cats.append(QgsRendererCategoryV2(1, QgsMarkerSymbolV2(), "result 1"))
cats.append(QgsRendererCategoryV2(2, QgsMarkerSymbolV2(), "result 2"))
c = QgsCategorizedSymbolRendererV2("id + 1", cats)
r = QgsRuleBasedRendererV2.convertFromRenderer(c)
self.assertEqual(r.rootRule().children()[0].filterExpression(), 'id + 1 = 1')
self.assertEqual(r.rootRule().children()[1].filterExpression(), 'id + 1 = 2')
# Last try with an expression which is just a quoted field name
cats = []
cats.append(QgsRendererCategoryV2(1, QgsMarkerSymbolV2(), "result 1"))
cats.append(QgsRendererCategoryV2(2, QgsMarkerSymbolV2(), "result 2"))
c = QgsCategorizedSymbolRendererV2('"id"', cats)
r = QgsRuleBasedRendererV2.convertFromRenderer(c)
self.assertEqual(r.rootRule().children()[0].filterExpression(), '"id" = 1')
self.assertEqual(r.rootRule().children()[1].filterExpression(), '"id" = 2')
def testRefineWithRanges(self):
# Test refining rule with ranges (refs #10815)
# First, try with a field based category (id)
ranges = []
ranges.append(QgsRendererRangeV2(0, 1, QgsMarkerSymbolV2(), "0-1"))
ranges.append(QgsRendererRangeV2(1, 2, QgsMarkerSymbolV2(), "1-2"))
g = QgsGraduatedSymbolRendererV2("id", ranges)
QgsRuleBasedRendererV2.refineRuleRanges(self.r2, g)
assert self.r2.children()[0].filterExpression() == '"id" >= 0.0000 AND "id" <= 1.0000'
assert self.r2.children()[1].filterExpression() == '"id" > 1.0000 AND "id" <= 2.0000'
# Next try with an expression based range
ranges = []
ranges.append(QgsRendererRangeV2(0, 1, QgsMarkerSymbolV2(), "0-1"))
ranges.append(QgsRendererRangeV2(1, 2, QgsMarkerSymbolV2(), "1-2"))
g = QgsGraduatedSymbolRendererV2("id / 2", ranges)
QgsRuleBasedRendererV2.refineRuleRanges(self.r1, g)
assert self.r1.children()[0].filterExpression() == '(id / 2) >= 0.0000 AND (id / 2) <= 1.0000'
assert self.r1.children()[1].filterExpression() == '(id / 2) > 1.0000 AND (id / 2) <= 2.0000'
# Last try with an expression which is just a quoted field name
ranges = []
ranges.append(QgsRendererRangeV2(0, 1, QgsMarkerSymbolV2(), "0-1"))
ranges.append(QgsRendererRangeV2(1, 2, QgsMarkerSymbolV2(), "1-2"))
g = QgsGraduatedSymbolRendererV2('"id"', ranges)
QgsRuleBasedRendererV2.refineRuleRanges(self.r3, g)
assert self.r3.children()[0].filterExpression() == '"id" >= 0.0000 AND "id" <= 1.0000'
assert self.r3.children()[1].filterExpression() == '"id" > 1.0000 AND "id" <= 2.0000'
def __getRuleBasedRenderer(self):
"""docstring for __getRuleBasedRenderer"""
root_rule = QgsRuleBasedRendererV2.Rule(None)
n = (len(self.expressions) - 1)
i = 0
for exp, msclass in zip(self.expressions[::-1],
self.mslayer["classes"][::-1]):
Symbol = SymbolImport(msclass, self.qgslayer, self.geom_type, self.sizeunits, \
self.mssymbols, self.symbolsetpath, self.fontset)
symbol = Symbol.getSymbol()
scalemindenom = self.__getScaledenom(msclass, 'minscaledenom',
'styles')
scalemaxdenom = self.__getScaledenom(msclass, 'maxscaledenom',
'styles')
label = msclass.get("name", exp[1])
state = False if msclass.get("status",
'on').lower() == 'off' else True
filterexp = ''
if exp[0] == Expression.TYPE_STRING and self.has_classitem:
filterexp = "\"{}\" = '{}'".format(self.has_classitem, exp[1])
elif exp[0] == Expression.TYPE_LIST or exp[
0] == Expression.TYPE_BETWEEN or exp[
0] == Expression.TYPE_LOGICAL:
filterexp = exp[1]
description = ''
#Si no tiene expresion y si es la ultima regla setear a True, tener en cuenta que se puede declarar al reves
#elserule = True if exp[0] == 'unknown' and exp[1] == '' and i == n else False
elserule = False
rule = QgsRuleBasedRendererV2.Rule(symbol, scalemindenom,
scalemaxdenom, filterexp, label,
description, elserule)
rule.setActive(state)
root_rule.appendChild(rule)
i += 1
return QgsRuleBasedRendererV2(root_rule)
def setStyleGrilleSaisie(layerGrille, currid):
props1 = {
'color': '241,241,241,0',
'size': '0',
'color_border': '255,0,0',
'width_border': '0.5'
}
symbol1 = QgsFillSymbolV2.createSimple(props1)
props2 = {'color': '255,127,0,0', 'size': '0', 'color_border': '255,127,0'}
symbol2 = QgsFillSymbolV2.createSimple(props2)
# On definit les règles de symbologie
cell_rules = (('Cellule en cours', CONST_ATTRIBUT_ID + ' = ' + str(currid),
symbol1),
('Autre cellule', CONST_ATTRIBUT_ID + ' != ' + str(currid),
symbol2))
# create a new rule-based renderer
symbol = QgsSymbolV2.defaultSymbol(layerGrille.geometryType())
renderer = QgsRuleBasedRendererV2(symbol)
# get the "root" rule
root_rule = renderer.rootRule()
for label, expression, symbol in cell_rules:
# create a clone (i.e. a copy) of the default rule
rule = root_rule.children()[0].clone()
# set the label, expression and color
rule.setLabel(label)
rule.setFilterExpression(expression)
# rule.symbol().setColor(QColor(color_name))
rule.setSymbol(symbol)
# append the rule to the list of rules
root_rule.appendChild(rule)
# delete the default rule
root_rule.removeChildAt(0)
# apply the renderer to the layer
layerGrille.setRendererV2(renderer)
return layerGrille
def make_OD_markers(nb, xo, yo, xd, yd, list_coords=None):
"""
Prepare the Origin (green), Destination (red) and Intermediates (grey)
markers.
"""
OD_layer = QgsVectorLayer(
"Point?crs=epsg:4326&field=id_route:integer&field=role:string(80)",
"markers_osrm{}".format(nb), "memory")
features = []
fet = QgsFeature()
fet.setGeometry(QgsGeometry.fromPoint(QgsPoint(float(xo), float(yo))))
fet.setAttributes([nb, 'Origin'])
features.append(fet)
fet = QgsFeature()
fet.setGeometry(QgsGeometry.fromPoint(QgsPoint(float(xd), float(yd))))
fet.setAttributes([nb, 'Destination'])
features.append(fet)
marker_rules = [
('Origin', '"role" LIKE \'Origin\'', '#50b56d', 4),
('Destination', '"role" LIKE \'Destination\'', '#d31115', 4),
]
if list_coords:
for i, pt in enumerate(list_coords):
fet = QgsFeature()
fet.setGeometry(
QgsGeometry.fromPoint(QgsPoint(float(pt[0]),
float(pt[1]))))
fet.setAttributes([nb, 'Via point n°{}'.format(i)])
features.append(fet)
marker_rules.insert(
1, ('Intermediate', '"role" LIKE \'Via point%\'', 'grey', 2))
OD_layer.dataProvider().addFeatures(features)
symbol = QgsSymbolV2.defaultSymbol(OD_layer.geometryType())
renderer = QgsRuleBasedRendererV2(symbol)
root_rule = renderer.rootRule()
for label, expression, color_name, size in marker_rules:
rule = root_rule.children()[0].clone()
rule.setLabel(label)
rule.setFilterExpression(expression)
rule.symbol().setColor(QtGui.QColor(color_name))
rule.symbol().setSize(size)
root_rule.appendChild(rule)
root_rule.removeChildAt(0)
OD_layer.setRendererV2(renderer)
return OD_layer
def Mod3Render(iface, styleManager, parent=None):
cellLayer = getLayerByName(u"小区", iface)
# 模三规则
rules = (('0', ' "PCI" % 3 = 0', 'red'), ('1', ' "PCI" % 3 = 1', 'yellow'),
('2', ' "PCI" % 3 = 2', '#47d54c'))
sym_pci = QgsSymbolV2.defaultSymbol(
cellLayer.geometryType()) # 小区feature重置默认样式
rend_pci = QgsRuleBasedRendererV2(sym_pci) # 设置为基于规则样式
root_rule = rend_pci.rootRule()
for label, exp, color, in rules: # 根据规则渲染
rule = root_rule.children()[0].clone()
rule.setLabel(label)
rule.setFilterExpression(exp)
rule.symbol().setColor(QColor(color))
root_rule.appendChild(rule)
cellLayer.setRendererV2(rend_pci)
iface.actionDraw().trigger()
legend = Mod3Legend(iface, styleManager, parent)
legend.show()
legend.exec_()
def get_style(self):
"""Get map styles. Get Fill color, label font, outline color.
This function takes layer as input and configures style dictionary
which is sent as HTTP request in order to adequatly represent
map style on GIS Cloud.
"""
LOGGER.debug('Started map_styles function')
if ISQGIS3:
self.scale_pixels = \
iface.mapCanvas().mapSettings().outputDpi() / 72
else:
self.scale_pixels = \
iface.mapCanvas().mapRenderer().outputDpi() / 72
self.unit_to_px = {
"MM": 3.78 * self.scale_pixels,
"Point": 1.33 * self.scale_pixels,
"Inch": 96 * self.scale_pixels,
# these two aren't yet supported by GC rendering,
# so defaulting them to value of 1 px
"MapUnit": None,
"RenderMetersInMapUnits": None
}
layer_fromlevel = 0
layer_tolevel = 0
if self.qgis_layer.hasScaleBasedVisibility():
dpi = iface.mainWindow().physicalDpiX()
max_scale_per_pixel = 156543.04
inches_per_meter = 39.37
factor = dpi * inches_per_meter * max_scale_per_pixel
if self.qgis_layer.minimumScale() > 0:
layer_fromlevel = int(
round(
math.log((factor / self.qgis_layer.minimumScale()), 2),
0))
if self.qgis_layer.maximumScale() > 0:
layer_tolevel = int(
round(
math.log((factor / self.qgis_layer.maximumScale()), 2),
0))
if not ISQGIS3:
# QGis2 has oposite logic with min/max scales
# so we need to switch them
(layer_tolevel, layer_fromlevel) = \
(layer_fromlevel, layer_tolevel)
styles = []
tmp_dir = self.gc_api.qgis_api.tmp_dir
if ISQGIS3:
renderer = QgsRuleBasedRenderer.convertFromRenderer(
self.qgis_layer.renderer())
else:
renderer = QgsRuleBasedRendererV2.convertFromRenderer(
self.qgis_layer.rendererV2())
for rule in renderer.rootRule().children():
symbol = rule.symbol()
sym_size = 0
if self.layer.type[0] == "point":
for layer_sym in symbol.symbolLayers():
temp_style = layer_sym.properties()
self.convert_units_to_px(temp_style)
if "size" in temp_style and \
float(temp_style["size"]) > sym_size:
sym_size = float(temp_style["size"])
is_first_sym = True
index = symbol.symbolLayerCount()
while index > 0:
index = index - 1
layer_sym = symbol.symbolLayer(index)
temp_style = layer_sym.properties()
self.convert_units_to_px(temp_style)
val_label = None
# in case of multiple symbolLayers()
# labels should be set only once
if is_first_sym:
if ISQGIS3:
if self.qgis_layer.labelsEnabled():
val_label = self.qgis_layer.labeling().settings()
else:
val_label = QgsPalLayerSettings()
val_label.readFromLayer(self.qgis_layer)
style = {}
line_style = "line_style"
line_width = 0
if self.layer.type[0] == "point":
size = int(round(sym_size)) + 2
md5 = hashlib.md5()
properties = str(temp_style) + self.dump_symbol_properties(
layer_sym.subSymbol())
md5.update(properties.encode('utf-8'))
symbol_file = "{}_{}.png".format(self.layer.id,
md5.hexdigest())
style['iconsoverlap'] = 2
style['url'] = {
"full_path": tmp_dir + '/' + symbol_file,
"file": symbol_file,
"symbol": symbol.clone(),
"size": QSize(size, size)
}
elif self.layer.type[0] == "line":
LOGGER.info('entered line_type part of function')
LOGGER.info(temp_style)
try:
if u'line_color' in temp_style:
style['color'] = ','.join(
temp_style[u'line_color'].split(',')[0:3])
style['bordercolor'] = style['color']
if u'line_width' in temp_style:
style['width'] = temp_style[u'line_width']
else:
style['width'] = '1'
line_width = float(style['width'])
except Exception:
LOGGER.info(
'Failed while mapping style for line vector layer',
exc_info=True)
if ('color' or 'bordercolor') not in style:
style['color'] = '0,0,0'
style['bordercolor'] = '0,0,0'
LOGGER.info('Style is{}'.format(style))
# VectorPolygonLayer styles -> dashed line
# and offset possibilities
elif self.layer.type[0] == "polygon":
line_style = "outline_style"
has_border = not ("outline_style" in temp_style
and temp_style["outline_style"] == "no")
if layer_sym.layerType() == 'SimpleFill':
if u'outline_color' in temp_style and has_border:
style['bordercolor'] = \
','.join(
temp_style[u'outline_color']
.split(',')[0:3])
if u'outline_width' in temp_style and has_border:
style['borderwidth'] = temp_style[u'outline_width']
if u'color' in temp_style and \
"style" in temp_style and \
temp_style["style"] == "solid":
style['color'] = ','.join(
temp_style[u'color'].split(',')[0:3])
elif layer_sym.layerType() == 'SimpleLine':
if u'line_color' in temp_style:
style['bordercolor'] = \
','.join(
temp_style[u'line_color']
.split(',')[0:3])
if u'line_width' in temp_style:
style['line_width'] = temp_style[u'line_width']
elif u'color1' in temp_style:
style['color'] = ','.join(
temp_style[u'color1'].split(',')[0:3])
style['borderwidth'] = '1'
if has_border:
style['bordercolor'] = '0,0,0'
else:
style['bordercolor'] = '0,0,0'
if has_border:
style['borderwidth'] = '1'
style['color'] = '0,0,0'
if "borderwidth" in style:
line_width = float(style['borderwidth'])
if (layer_sym.layerType() != "SimpleFill" and
layer_sym.layerType() != "SimpleLine") or \
("style" in temp_style and
not temp_style["style"] in ["solid", "no"]):
if layer_sym.layerType() != "SimpleFill":
temp_symbol = symbol.clone()
tmp_sym_layer = temp_symbol.symbolLayer(index)
while temp_symbol.symbolLayerCount() > 1:
if temp_symbol.symbolLayer(0) == tmp_sym_layer:
temp_symbol.deleteSymbolLayer(1)
else:
temp_symbol.deleteSymbolLayer(0)
else:
temp_style_hatch = temp_style.copy()
temp_style_hatch["outline_style"] = "no"
if ISQGIS3:
temp_symbol = QgsFillSymbol.createSimple(
temp_style_hatch)
else:
temp_symbol = QgsFillSymbolV2.createSimple(
temp_style_hatch)
properties = self.dump_symbol_properties(temp_symbol)
md5 = hashlib.md5()
md5.update(properties.encode('utf-8'))
symbol_file = "{}_{}.png"\
.format(self.layer.id, md5.hexdigest())
style['hatchUrl'] = {
"full_path": tmp_dir + '/' + symbol_file,
"file": symbol_file,
"symbol": temp_symbol,
"size": QSize(64, 64)
}
if "use_custom_dash" in temp_style and \
temp_style["use_custom_dash"] == '1':
style['dashed'] = temp_style[u'customdash'].replace(
';', ',')
if ("dashed" not in style and line_style in temp_style
and not temp_style[line_style] in ["solid", "no"]):
process_dash_param(temp_style[line_style], line_width,
style)
if ISQGIS3:
if val_label is not None:
label_format = val_label.format()
style['fontsize'] = label_format.size()
style['labelfield'] = val_label.fieldName.lower()
style['fontcolor'] = \
rgb_int2tuple(label_format.color().rgb())
if label_format.buffer().enabled():
style['outline'] = \
rgb_int2tuple(
label_format.buffer().color().rgb())
if self.qgis_layer.geometryType() == 1:
style['labelfield'] = ''
style['textfield'] = val_label.fieldName.lower()
if str(label_format.font().family()) in \
self.supported_fonts:
style['fontname'] = label_format.font().family()
else:
style['fontname'] = 'Arial'
LOGGER.info(
("Choosen font is not supported, " +
"so every font style has been changed " +
"to {0}").format(style['fontname']))
self.setup_label_offset(val_label, style)
else:
if val_label is not None and val_label.enabled:
style['fontsize'] = val_label.textFont.pointSize()
style['labelfield'] = val_label.fieldName.lower()
style['fontcolor'] = rgb_int2tuple(
val_label.textColor.rgb())
if val_label.bufferDraw:
style['outline'] = rgb_int2tuple(
val_label.bufferColor.rgb())
if self.qgis_layer.geometryType() == 1:
style['labelfield'] = ''
style['textfield'] = val_label.fieldName.lower()
if str(val_label.textFont.family()) in \
self.supported_fonts:
style['fontname'] = val_label.textFont.family()
else:
style['fontname'] = 'Arial'
LOGGER.info("Choosen font is not supported, so " +
"every font style has been changed " +
" to {0}".format(style['fontname']))
self.setup_label_offset(val_label, style)
if rule.filterExpression():
style['expression'] = rule.filterExpression().replace(
'"', '')
expression = self.qgis_layer.subsetString().replace('"', '')
if expression and expression != '':
if 'expression' in style and style['expression'] != '':
style['expression'] = "(" + \
style['expression'] + \
") AND (" + expression + ")"
else:
style['expression'] = expression
if rule.label():
style['label'] = rule.label()
style['showlabel'] = 't' \
if val_label is not None and \
'labelfield' in style \
else 'f'
style['visible'] = '1'
if self.qgis_layer.hasScaleBasedVisibility():
factor = dpi * inches_per_meter * max_scale_per_pixel
if ISQGIS3 and rule.minimumScale() > 0:
style['fromlevel'] = \
int(round(
math.log((factor / rule.minimumScale()), 2),
0))
elif layer_fromlevel > 0:
style['fromlevel'] = layer_fromlevel
if ISQGIS3 and rule.maximumScale() > 0:
style['tolevel'] = \
int(round(
math.log((factor / rule.maximumScale()), 2),
0))
elif layer_tolevel > 0:
style['tolevel'] = layer_tolevel
if 'borderwidth' in styles and \
style['borderwidth'] and \
float(style['borderwidth']) < 1:
style['borderwidth'] = '1'
key = "hatchUrl" if "hatchUrl" in style else "url"
if key in style:
asset = style[key]
self.layer.assets.append(asset)
LOGGER.info('URL for image upload: {}'.format(
asset["file"]))
style[key] = '/{}/qgis/map{}/{}'.format(
self.gc_api.user.user_md5, self.gc_api.map.map_id,
asset["file"])
styles.append(style)
is_first_sym = False
# all point styles are merged into one as we export the symbol
# so it's not required to iterrate symbolLayers()
if self.layer.type[0] == "point":
break
LOGGER.info('Styles function output {}'.format(styles))
LOGGER.debug('Finished map_styles function')
return styles
{
"color": "#000000",
"color_border": "#000000",
"width_border": "0.25",
"style": "no",
}
)
highlight_style = QgsFillSymbolV2().createSimple(
{
"color": "#000000",
"color_border": "#ff0000",
"width_border": "0.85",
"style": "no",
}
)
highlight_rule = QgsRuleBasedRendererV2.Rule(highlight_style)
highlight_rule.setFilterExpression("$id = @atlas_featureid")
highlight_renderer = QgsRuleBasedRendererV2(normal_style)
highlight_renderer.rootRule().appendChild(highlight_rule)
original_renderer = vector_layer.rendererV2()
vector_layer.setRendererV2(highlight_renderer)
vector_layer.triggerRepaint()
# Produce the reports
atlas.beginRender()
for i in range(atlas.numFeatures()):
atlas.prepareForFeature(i)
region_id = str(atlas.feature().attribute("aoi_id"))
if region_id not in report_tables.keys():
continue
styled_df = report_tables[region_id].style.format("{:.2f}")
def extract_layers(self, tree):
"""Return a list of RFU layers."""
# Create vector layers..
l_vertex = QgsVectorLayer(r"Point?crs=epsg:4326&index=yes",
u"Sommet RFU", r"memory")
l_edge = QgsVectorLayer(r"LineString?crs=epsg:4326&index=yes",
u"Limite RFU", r"memory")
p_vertex = l_vertex.dataProvider()
p_edge = l_edge.dataProvider()
# Define default style renderer..
renderer_vertex = QgsRuleBasedRendererV2(QgsMarkerSymbolV2())
vertex_root_rule = renderer_vertex.rootRule()
vertex_rules = (
((u"Borne, borne à puce, pierre, piquet, clou ou broche"),
(u"$id >= 0 AND \"som_nature\" IN ('Borne',"
u"'Borne à puce', 'Pierre', 'Piquet', 'Clou ou broche')"),
r"#EC0000", 2.2),
((u"Axe cours d'eau, axe fossé, haut de talus, pied de talus"),
(u"$id >= 0 AND \"som_nature\" IN ('Axe cours d\'\'eau',"
u"'Axe fossé', 'Haut de talus', 'Pied de talus')"), r"#EE8012",
2.2), ((u"Angle de bâtiment, axe de mur, angle de mur, "
u"angle de clôture, pylône et toute autre valeur"),
(u"$id >= 0 AND \"som_nature\" NOT IN ('Borne',"
u"'Borne à puce', 'Pierre', 'Piquet', 'Clou ou broche',"
u"'Axe cours d\'\'eau', 'Axe fossé', 'Haut de talus',"
u"'Pied de talus')"), r"#9784EC",
2.2), (u"Temporaire", r"$id < 0", "cyan", 2.4))
for label, expression, color, size in vertex_rules:
rule = vertex_root_rule.children()[0].clone()
rule.setLabel(label)
rule.setFilterExpression(expression)
rule.symbol().setColor(QColor(color))
rule.symbol().setSize(size)
vertex_root_rule.appendChild(rule)
vertex_root_rule.removeChildAt(0)
l_vertex.setRendererV2(renderer_vertex)
renderer_edge = QgsRuleBasedRendererV2(QgsLineSymbolV2())
edge_root_rule = renderer_edge.rootRule()
edge_rules = ((r"Limite", r"$id >= 0", "#0A0AFF", 0.5),
(r"Temporaire", r"$id < 0", "cyan", 1))
for label, expression, color, width in edge_rules:
rule = edge_root_rule.children()[0].clone()
rule.setLabel(label)
rule.setFilterExpression(expression)
rule.symbol().setColor(QColor(color))
rule.symbol().setWidth(width)
edge_root_rule.appendChild(rule)
edge_root_rule.removeChildAt(0)
l_edge.setRendererV2(renderer_edge)
# Add fields..
p_vertex.addAttributes([
QgsField(r"@id_noeud", QVariant.Int),
# QgsField(r"@changeset", QVariant.Int),
# QgsField(r"@timestamp", QVariant.Date),
QgsField(r"@version", QVariant.Int),
QgsField(r"som_ge_createur", QVariant.String),
QgsField(r"som_nature", QVariant.String),
QgsField(r"som_precision_rattachement", QVariant.Int),
QgsField(r"som_coord_est", QVariant.Double),
QgsField(r"som_coord_nord", QVariant.Double),
QgsField(r"som_representation_plane", QVariant.String),
# QgsField(r"date_creation", QVariant.Date)
])
p_edge.addAttributes([
QgsField(r"@id_arc", QVariant.Int),
# QgsField(r"@id_noeud_debut", QVariant.Int),
# QgsField(r"@id_noeud_fin", QVariant.Int),
# QgsField(r"@changeset", QVariant.Int),
# QgsField(r"@timestamp", QVariant.Date),
QgsField(r"@version", QVariant.Int),
QgsField(r"lim_ge_createur", QVariant.String),
# QgsField(r"lim_date_creation", QVariant.Date)
])
# Add features from xml tree..
# ..to vertex layer..
fts_vertex = []
for e in tree.findall(r"sommet"):
ft_vertex = QgsFeature()
ft_vertex.setGeometry(QgsGeometry.fromWkt(e.attrib[r"geometrie"]))
_id_noeud = int(e.attrib[r"id_noeud"])
# _changeset = int(e.attrib[r"changeset"])
# _timestamp = QDateTime(datetime.strptime(
# e.attrib[r"timestamp"], r"%Y-%m-%d %H:%M:%S.%f"))
_version = int(e.attrib[r"version"])
som_ge_createur = unicode(e.find(r"./som_ge_createur").text)
som_nature = unicode(e.find(r"./som_nature").text)
som_prec_rattcht = int(
e.find(r"./som_precision_rattachement").text)
som_coord_est = float(e.find(r"./som_coord_est").text)
som_coord_nord = float(e.find(r"./som_coord_nord").text)
som_repres_plane = unicode(
e.find(r"./som_representation_plane").text)
# som_date_creation = QDate(datetime.strptime(
# e.find(r"./som_date_creation").text, r"%Y-%m-%d").date())
ft_vertex.setAttributes([
_id_noeud,
# _changeset,
# _timestamp,
_version,
som_ge_createur,
som_nature,
som_prec_rattcht,
som_coord_est,
som_coord_nord,
som_repres_plane,
# som_date_creation
])
fts_vertex.append(ft_vertex)
# ..to edge layer..
fts_edge = []
for e in tree.findall(r"limite"):
ft_edge = QgsFeature()
ft_edge.setGeometry(QgsGeometry.fromWkt(e.attrib[r"geometrie"]))
_id_arc = int(e.attrib[r"id_arc"])
# _id_noeud_debut = int(e.attrib[r"id_noeud_debut"])
# _id_noeud_fin = int(e.attrib[r"id_noeud_fin"])
# _changeset = int(e.attrib[r"changeset"])
# _timestamp = QDateTime(datetime.strptime(
# e.attrib[r"timestamp"], r"%Y-%m-%d %H:%M:%S.%f"))
_version = int(e.attrib[r"version"])
lim_ge_createur = unicode(e.find(r"./lim_ge_createur").text)
# lim_date_creation = QDate(datetime.strptime(
# e.find(r"./lim_date_creation").text, r"%Y-%m-%d").date())
ft_edge.setAttributes([
_id_arc,
# _id_noeud_debut,
# _id_noeud_fin,
# _changeset,
# _timestamp,
_version,
lim_ge_createur,
# lim_date_creation
])
fts_edge.append(ft_edge)
# Add features to layers..
p_vertex.addFeatures(fts_vertex)
p_edge.addFeatures(fts_edge)
# Update fields..
l_vertex.updateFields()
l_edge.updateFields()
# Update layer's extent..
l_vertex.updateExtents()
l_edge.updateExtents()
# Check if valid..
if not l_vertex.isValid() or not l_edge.isValid():
raise Exception(
u"Une erreur est survenue lors du chargement de la couche.")
# Set labelling...
palyr = QgsPalLayerSettings()
palyr.enabled = True
# palyr.readFromLayer(l_vertex)
palyr.fieldName = r"$id" # Expression $id
palyr.placement = 1 # ::OverPoint
palyr.quadOffset = 2 # ::QuadrantAboveRight
palyr.setDataDefinedProperty(80, True, True, r"1",
"") # ::OffsetUnits -> ::MM
palyr.xOffset = 2.0
palyr.yOffset = -1.0
palyr.writeToLayer(l_vertex)
# Then return layers..
return [l_vertex, l_edge]