def setDialog(self):
#Unchecking boxes
self.checkList1 = []
self.checkList2 = []
self.checkList3 = []
for c in self.zoneFrame1.children():
self.checkList1.append(c) if type(c) == QtWidgets.QCheckBox else ''
for c in self.zoneFrame2.children():
self.checkList2.append(c) if type(c) == QtWidgets.QCheckBox else ''
for c in self.zoneFrame3.children():
self.checkList3.append(c) if type(c) == QtWidgets.QCheckBox else ''
for c in self.checkList1:
c.setChecked(False)
for c in self.checkList2:
c.setChecked(False)
for c in self.checkList3:
c.setChecked(False)
self.workCrs = self.layer.crs()
query = '"' + str(self.id_attr) + '"=' + str(self.id_value)
self.layer.selectByExpression(query, QgsVectorLayer.SelectBehavior(0))
self.workFeature = self.layer.selectedFeatures()[0]
self.layer.removeSelection()
utm = self.UTMcheck(self.workFeature, self.workCrs)
#Displaying found zones and checking according boxes
for c in self.checkList1:
c.setChecked(True) if c.text() in utm else ''
c.setEnabled(True) if c.text() in utm else ''
for c in self.checkList2:
c.setChecked(True) if c.text() in utm else ''
c.setEnabled(True) if c.text() in utm else ''
for c in self.checkList3:
c.setChecked(True) if c.text() in utm else ''
c.setEnabled(True) if c.text() in utm else ''
zoneChecked = []
for c in self.checkList1:
zoneChecked.append(c.text()) if c.isChecked() else ''
for c in self.checkList2:
zoneChecked.append(c.text()) if c.isChecked() else ''
for c in self.checkList3:
zoneChecked.append(c.text()) if c.isChecked() else ''
if len(zoneChecked) == 1 or self.workCrs.isGeographic() == False:
self.generate_grid()
else:
self.exec_()
def styleCreator(self, layer, index, id_attr, id_value, spacing, crossX,
crossY, scale, color, fontSize, font, fontLL, llcolor,
utmcheck):
"""Getting Input Data For Grid Generation"""
grid_spacing = spacing
geo_number_x = crossX
geo_number_y = crossY
fSize = fontSize
fontType = font
LLfontType = fontLL
#Loading feature
layer_bound = layer
query = '"' + str(id_attr) + '"=' + str(id_value)
layer_bound.selectByExpression(query, QgsVectorLayer.SelectBehavior(0))
feature_bound = layer_bound.selectedFeatures()[0]
layer_bound.removeSelection()
#Getting Feature Source CRS and Geometry
if utmcheck:
feature_geometry = feature_bound.geometry()
bound_UTM = layer_bound.crs().authid()
feature_bbox = feature_geometry.boundingBox()
bound_UTM_bb = str(feature_bbox).replace(',', '').replace('>', '')
# Transforming to Geographic
transform_feature = QgsCoordinateTransform(
QgsCoordinateReferenceSystem(bound_UTM),
QgsCoordinateReferenceSystem('EPSG:4674'),
QgsProject.instance())
feature_geometry.transform(transform_feature)
bound_sourcecrs = 'EPSG:4674'
feature_bbox = feature_geometry.boundingBox()
feature_bbox_or = feature_geometry.orientedMinimumBoundingBox()
else:
feature_geometry = feature_bound.geometry()
bound_sourcecrs = layer_bound.crs().authid()
feature_bbox = feature_geometry.boundingBox()
feature_bbox_or = feature_geometry.orientedMinimumBoundingBox()
geo_bound_bb = str(feature_bbox).replace(',', '').replace('>', '')
oriented_geo_bb = str(feature_bbox_or).replace(',', '').replace(
'>', '').replace('((', '').replace('))', '')
#Defining CRSs Transformations
inom = feature_bound[index]
if inom[0] == 'N':
bound_UTM = 'EPSG:319' + str(72 + int(inom[3:5]) - 18)
elif inom[0] == 'S':
bound_UTM = 'EPSG:319' + str(78 + int(inom[3:5]) - 18)
else:
iface.messageBar().pushMessage("Error",
"Invalid index attribute",
level=Qgis.Critical)
return
trLLUTM = QgsCoordinateTransform(
QgsCoordinateReferenceSystem(bound_sourcecrs),
QgsCoordinateReferenceSystem(bound_UTM), QgsProject.instance())
trUTMLL = QgsCoordinateTransform(
QgsCoordinateReferenceSystem(bound_UTM),
QgsCoordinateReferenceSystem(bound_sourcecrs),
QgsProject.instance())
#Defining UTM Grid Symbology Type
renderer = layer.renderer()
properties = {'color': 'black'}
grid_symb = QgsFillSymbol.createSimple(properties)
symb_out = QgsSimpleFillSymbolLayer()
symb_out.setStrokeColor(QColor('black'))
symb_out.setFillColor(QColor('white'))
symb_out.setStrokeWidth(0.05)
""" Creating UTM Grid """
if not utmcheck:
geo_UTM = feature_bound.geometry()
geo_UTM.transform(trLLUTM)
bound_UTM_bb = str(geo_UTM.boundingBox()).replace(',', '').replace(
'>', '')
xmin_UTM = float(bound_UTM_bb.split()[1])
ymin_UTM = float(bound_UTM_bb.split()[2])
xmax_UTM = float(bound_UTM_bb.split()[3])
ymax_UTM = float(bound_UTM_bb.split()[4])
if grid_spacing > 0:
UTM_num_x = floor(xmax_UTM / grid_spacing) - floor(
xmin_UTM / grid_spacing)
UTM_num_y = floor(ymax_UTM / grid_spacing) - floor(
ymin_UTM / grid_spacing)
#Generating Vertical Lines
for x in range(1, UTM_num_x + 1):
grid_symb = self.utm_symb_generator(
grid_spacing, trUTMLL, trLLUTM, grid_symb, properties,
geo_number_x, geo_number_y, UTM_num_x, UTM_num_y, x, 0,
geo_bound_bb, bound_UTM_bb, utmcheck)
#Generating Horizontal Lines
for y in range(1, UTM_num_y + 1):
grid_symb = self.utm_symb_generator(
grid_spacing, trUTMLL, trLLUTM, grid_symb, properties,
geo_number_x, geo_number_y, UTM_num_x, UTM_num_y, 0, y,
geo_bound_bb, bound_UTM_bb, utmcheck)
""" Creating Geo Grid """
grid_symb = self.geoGridcreator(grid_symb, geo_bound_bb, geo_number_x,
geo_number_y, scale, utmcheck, trLLUTM)
""" Rendering UTM and Geographic Grid """
#Changing UTM Grid Color
grid_symb.setColor(color)
grid_symb.changeSymbolLayer(0, symb_out)
#Creating Rule Based Renderer (Rule For The Other Features)
properties = {'color': 'white'}
ext_grid_symb = QgsFillSymbol.createSimple(properties)
symb_ot = QgsRuleBasedRenderer.Rule(ext_grid_symb)
symb_ot.setFilterExpression('\"' + str(id_attr) + '\" <> ' +
str(id_value))
symb_ot.setLabel('other')
#Creating Rule Based Renderer (Rule For The Selected Feature, Root Rule)
symb_new = QgsRuleBasedRenderer.Rule(grid_symb)
symb_new.setFilterExpression('\"' + str(id_attr) + '\" = ' +
str(id_value))
symb_new.setLabel('layer')
symb_new.appendChild(symb_ot)
#Applying New Renderer
render_base = QgsRuleBasedRenderer(symb_new)
new_renderer = QgsInvertedPolygonRenderer.convertFromRenderer(
render_base)
layer_bound.setRenderer(new_renderer)
""" Labeling Geo Grid """
if utmcheck:
dx = [
2 * scale * fSize / 1.5, -13.6 * scale * fSize / 1.5,
6 * scale * fSize / 1.5
]
dy = [1.7 * scale * fSize / 1.5, -3.8 * scale * fSize / 1.5]
else:
dx = [0.000018 * scale, -0.000120 * scale, 0.00005 * scale]
dy = [0.000015 * scale, -0.000040 * scale]
root_rule = self.geoGridlabelPlacer(geo_bound_bb, geo_number_x,
geo_number_y, dx, dy, fSize,
LLfontType, trLLUTM, trUTMLL,
llcolor, utmcheck, scale)
""" Labeling UTM Grid"""
if utmcheck:
dx = [-2.7, -9.7, -6.2, 5.4]
dx = [i * scale * fSize / 1.5 for i in dx]
dy = [2.5, -1.7, -0.5, -1.5]
dy = [i * scale * fSize / 1.5 for i in dy]
dy0 = [5.45, -4.8, -3.2, -4.2]
dy0 = [i * scale * fSize / 1.5 for i in dy0]
dy1 = [2.15, 1.2]
dy1 = [i * scale * fSize / 1.5 for i in dy1]
else:
dx = [-0.00003, -0.000107, -0.000070, 0.000060]
dx = [i * scale * fSize / 1.5 for i in dx]
dy = [0.000027, 0.000016, -0.000041, -0.000052]
dy = [i * scale * fSize / 1.5 for i in dy]
dy0 = [0.0000644, 0.000053, -0.000076, -0.000087]
dy0 = [i * scale * fSize / 1.5 for i in dy0]
dy1 = [0.000032, 0.000020]
dy1 = [i * scale * fSize / 1.5 for i in dy1]
root_rule = self.utmGridlabelPlacer(
root_rule, grid_spacing, geo_bound_bb, bound_UTM_bb, geo_number_x,
geo_number_y, UTM_num_x, UTM_num_y, trUTMLL, trLLUTM, dx, dy, dy0,
dy1, fSize, fontType, scale, utmcheck, oriented_geo_bb)
""" Activating Labels """
rules = QgsRuleBasedLabeling(root_rule)
layer.setLabeling(rules)
layer.setLabelsEnabled(True)
layer.triggerRepaint()
return