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lftools.py
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# -*- coding: utf-8 -*-
"""
/***************************************************************************
LFTools
A QGIS plugin
Tools for cartographic production and spatial analysis.
Generated by Plugin Builder: http://g-sherman.github.io/Qgis-Plugin-Builder/
-------------------
begin : 2021-03-01
copyright : (C) 2021 by Leandro Franca
email : geoleandro.franca@gmail.com
***************************************************************************/
/***************************************************************************
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
***************************************************************************/
"""
__author__ = 'Leandro Franca'
__date__ = '2021-03-01'
__copyright__ = '(C) 2021 by Leandro Franca'
__revision__ = '$Format:%H$'
import os
import sys
import inspect
from qgis.core import (QgsProcessingAlgorithm,
QgsProject,
QgsApplication,
QgsExpression)
from qgis.PyQt.QtCore import QVariant
from PyQt5.QtCore import QCoreApplication
from PyQt5.QtWidgets import QMessageBox
from .lftools_provider import LFToolsProvider
from .translations.translate import translate
from lftools.geocapt.topogeo import dms2dd as DMS2DD
from .geocapt.tools import *
from .expressions import *
from .LFTools_Dialog import ImportXYZ_Dialog
from qgis.PyQt.QtCore import QUrl, QCoreApplication, QSettings, QTranslator
from qgis.PyQt.QtGui import QIcon
from qgis.PyQt.QtWidgets import QAction, QMenu, QToolButton
from qgis.utils import iface
import processing
import webbrowser
exprs = (coord2inom, fieldstat, dd2dms, projectCRS, layerCRS, magneticdec, mainAzimuth,
dms2dd, scalefactor, zonehemisf, deedtable, inom2mi, meridianconv, cusum, inter_area,
removespetialchar, deedtable2, deedtable3, areaLTP, deedtext, geoneighbors, gpsdate,
str2html, img2html, dinamictable, perimeterLTP, lengthLTP, areaLTP2, perimeterLTP2,
lengthLTP2, lengthLTP3)
cmd_folder = os.path.split(inspect.getfile(inspect.currentframe()))[0]
if cmd_folder not in sys.path:
sys.path.insert(0, cmd_folder)
LOC = QgsApplication.locale()[:2]
def tr(*string):
return translate(string, LOC)
class LFToolsPlugin(object):
def __init__(self):
self.iface = iface
self.canvas = iface.mapCanvas()
self.provider = None
self.camada_copiada = None
self.plugin_dir = os.path.dirname(__file__)
self.layerid = ''
def initProcessing(self):
"""Init Processing provider for QGIS >= 3.8."""
self.provider = LFToolsProvider()
QgsApplication.processingRegistry().addProvider(self.provider)
def initGui(self):
self.initProcessing()
for expr in exprs:
if not QgsExpression.isFunctionName(expr.name()):
QgsExpression.registerFunction(expr)
# Iniciar LFTools toolbar
self.toolbar = self.iface.addToolBar('LFTools')
self.toolbar.setObjectName('LFToolsToolbar')
self.toolbar.setToolTip('LFTools')
# Definir SRC
icon = QIcon(self.plugin_dir + '/images/tools/UTM.svg')
self.UTM_Action = QAction(icon, tr('Set CRS in UTM', 'Definir SRC em UTM'), self.iface.mainWindow())
self.UTM_Action.setObjectName('DefineUTM')
self.UTM_Action.triggered.connect(self.runUTM)
self.toolbar.addAction(self.UTM_Action)
# Importar X,Y,Z
icon = QIcon(self.plugin_dir + '/images/tools/XYZ.svg')
self.ImportXYZ_Action = QAction(icon, tr('Import XYZ', 'Importar XYZ'), self.iface.mainWindow())
self.ImportXYZ_Action.setObjectName('ImportXYZ')
self.ImportXYZ_Action.triggered.connect(self.runImportXYZ)
self.toolbar.addAction(self.ImportXYZ_Action)
# Copiar estilo da camada ativa
icon = QIcon(self.plugin_dir + '/images/tools/COPY_STYLE.svg')
self.CopiarEstilo_Action = QAction(icon, tr('Copy layer style', 'Copiar estilo da camada'), self.iface.mainWindow())
self.CopiarEstilo_Action.setObjectName('ImportXYZ')
self.CopiarEstilo_Action.triggered.connect(self.runCopiarEstilo)
self.toolbar.addAction(self.CopiarEstilo_Action)
# Colar estilo
icon = QIcon(self.plugin_dir + '/images/tools/PASTE_STYLE.svg')
self.ColarEstilo_Action = QAction(icon, tr('Paste style to the layer', 'Colar estilo na camada'), self.iface.mainWindow())
self.ColarEstilo_Action.setObjectName('ImportXYZ')
self.ColarEstilo_Action.triggered.connect(self.runColarEstilo)
self.toolbar.addAction(self.ColarEstilo_Action)
# Principais ferramentas LFTools (Mão na roda)
menu = QMenu()
menu.setObjectName('MainLFTools')
# Adicionando principais ferramentas
icon = QIcon(self.plugin_dir + '/images/easy.png')
self.Coord2Layer_Action = menu.addAction(icon, tr('Table to point layer', 'Planilha para camada de pontos'), self.Coord2Layer)
self.Coord2Layer_Action.setObjectName('CoordToLayer')
icon = QIcon(self.plugin_dir + '/images/easy.png')
self.GetAttribute_Action = menu.addAction(icon, tr('Get attribute by location', 'Pegar atributo pela localização'), self.GetAttribute)
self.GetAttribute_Action.setObjectName('GetAttribute')
icon = QIcon(self.plugin_dir + '/images/easy.png')
self.MeasureLayer_Action = menu.addAction(icon, tr('Measure layers', 'Medir camadas'), self.MeasureLayer)
self.MeasureLayer_Action.setObjectName('MeasureLayer')
icon = QIcon(self.plugin_dir + '/images/easy.png')
self.ExportASCII_Action = menu.addAction(icon, tr('Export expression as ASCII', 'Exportar expressão como ASCII'), self.ExportASCII)
self.ExportASCII_Action.setObjectName('ExportASCII')
self.SelectByKeyAtt_Action = menu.addAction(icon, tr('Select by key attribute', 'Selecionar por atributo chave'), self.SelectByKeyAtt)
self.SelectByKeyAtt_Action.setObjectName('SelectByKeyAtt')
# Adicionando conjunto de botões
self.MainLFToolsButton = QToolButton()
self.MainLFToolsButton.setMenu(menu)
self.MainLFToolsButton.setDefaultAction(self.Coord2Layer_Action)
self.MainLFToolsButton.setPopupMode(QToolButton.MenuButtonPopup)
self.MainLFToolsButton.triggered.connect(self.toolButtonTriggered)
self.MainLFToolsToolbar = self.toolbar.addWidget(self.MainLFToolsButton)
self.MainLFToolsToolbar.setObjectName('MainLFToolsToolbar')
# Ajuda do LFTools
icon = QIcon(self.plugin_dir + '/images/tools/GEOONE.svg')
self.Tutoriais_Action = QAction(icon, tr('Tutorials', 'Tutoriais'), self.iface.mainWindow())
self.Tutoriais_Action.setObjectName('Tutorials')
self.Tutoriais_Action.triggered.connect(self.runTutoriais)
self.toolbar.addAction(self.Tutoriais_Action)
def unload(self):
QgsApplication.processingRegistry().removeProvider(self.provider)
for expr in exprs:
if QgsExpression.isFunctionName(expr.name()):
QgsExpression.unregisterFunction(expr.name())
# Remove from toolbar
self.iface.removeToolBarIcon(self.UTM_Action)
self.iface.removeToolBarIcon(self.ImportXYZ_Action)
self.iface.removeToolBarIcon(self.CopiarEstilo_Action)
self.iface.removeToolBarIcon(self.ColarEstilo_Action)
self.iface.removeToolBarIcon(self.Coord2Layer_Action)
self.iface.removeToolBarIcon(self.GetAttribute_Action)
self.iface.removeToolBarIcon(self.MeasureLayer_Action)
self.iface.removeToolBarIcon(self.ExportASCII_Action)
self.iface.removeToolBarIcon(self.SelectByKeyAtt_Action)
self.iface.removeToolBarIcon(self.Tutoriais_Action)
# remove the toolbar
del self.toolbar
def toolButtonTriggered(self, action):
self.MainLFToolsButton.setDefaultAction(action)
def Coord2Layer(self):
processing.execAlgorithmDialog('lftools:coord2layer', {})
def GetAttribute(self):
processing.execAlgorithmDialog('lftools:getattributebylocation', {})
def MeasureLayer(self):
processing.execAlgorithmDialog('lftools:measure_layers', {})
def ExportASCII(self):
processing.execAlgorithmDialog('lftools:exportascii', {})
def SelectByKeyAtt(self):
processing.execAlgorithmDialog('lftools:selectbykeyatt', {})
def runUTM(self):
DefinirUTM(self.iface)
def runCopiarEstilo(self):
self.camada_copiada = copiar_estilo_camada_ativa(self.iface)
def runColarEstilo(self):
colar_estilo_em_camada_destino(self.iface, self.camada_copiada)
def runTutoriais(self):
webbrowser.open_new('https://www.youtube.com/@geoleandrofranca')
def runImportXYZ(self):
# Criar caixa de diálogo
dlg = ImportXYZ_Dialog()
# Mostrar caixa de diálogo
dlg.adjustSize()
dlg.show()
result = dlg.exec_()
projeto = QgsProject.instance()
# Quando pressionado
if result == 1:
try:
coordX = dlg.coordX.text().replace(',', '.')
coordY = dlg.coordY.text().replace(',', '.')
coordZ = dlg.coordZ.text().replace(',', '.')
crs = dlg.CRS.crs()
nome = dlg.Name.text()
nome_campo = tr('name', 'nome')
# Identificação e validação dos dados de entrada
if crs.isGeographic():
# GMS para graus decimais
X = DMS2DD(coordX)
Y = DMS2DD(coordY)
else:
X = float(coordX)
Y = float(coordY)
Z = 0 if coordZ == '' else float(coordZ)
# Criando camada pela primeira vez
if not projeto.mapLayer(self.layerid):
self.layer = QgsVectorLayer("PointZ?crs=" + crs.authid(), tr('Points XYZ', 'Pontos XYZ'), "memory")
self.DP = self.layer.dataProvider()
# adicionar campos
campos = [QgsField(nome_campo, QVariant.String),
QgsField('X', QVariant.String),
QgsField('Y', QVariant.String),
QgsField('Z', QVariant.String)]
self.DP.addAttributes(campos)
self.layer.updateFields()
# Rotular pelo nome
try:
layer_settings = QgsPalLayerSettings()
layer_settings.fieldName = nome_campo
self.layer.setLabeling(QgsVectorLayerSimpleLabeling(layer_settings))
self.layer.setLabelsEnabled(True)
except:
self.layer.setCustomProperty("labeling", "pal")
self.layer.setCustomProperty("labeling/enabled", "true")
self.layer.setCustomProperty("labeling/fieldName", nome_campo)
# Adicionar camada
projeto.addMapLayer(self.layer)
# Armazenar id da camada
self.layerid = self.layer.id()
# Adicionar feição
fields = self.layer.fields()
feat = QgsFeature(fields)
feat[nome_campo] = nome
feat['X'] = str(coordX)
feat['Y'] = str(coordY)
feat['Z'] = str(coordZ)
geom = QgsGeometry(QgsPoint(X, Y, Z))
feat.setGeometry(geom)
self.layer.startEditing()
self.layer.addFeatures([ feat ])
self.layer.commitChanges()
self.canvas.setCenter(QgsPointXY(X, Y))
except Exception as e:
QMessageBox.information(self.iface.mainWindow(), QCoreApplication.translate('LFTools', "LFTools plugin error"), QCoreApplication.translate('LFTools', tr("There was an error with the input parameter:<br><strong>{}</strong>").format(e)))
return