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HTPGeoprocessor.py
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HTPGeoprocessor.py
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"""
/***************************************************************************
Name : HTP Geoprocessor
Description : Tools for processing HTP geospatial data
Date : 29/Mar/12
copyright : (C) 2012 by Dr. Kelly Thorp, USDA-ARS
email : kelly.thorp@ars.usda.gov
***************************************************************************/
/***************************************************************************
* *
* 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. *
* *
***************************************************************************/
"""
from __future__ import absolute_import
# Import the PyQt and QGIS libraries
from builtins import object
from qgis.PyQt.QtCore import QSettings, QTranslator, qVersion, QCoreApplication
from qgis.PyQt.QtGui import QIcon
from qgis.PyQt.QtWidgets import QAction, QMessageBox
# Initialize Qt resources from file resources.py
from . import resources
import os
import sys
# Import the code for the dialogs
from .MapCreatorDlg import MapCreatorDlg
from .GeoprocessorDlg import GeoprocessorDlg
from .PreprocessorDlg import PreprocessorDlg
class HTPGeoprocessor(object):
def __init__(self, iface):
# Save reference to the QGIS interface
self.iface = iface
# initialize plugin directory
self.plugin_dir = os.path.dirname(__file__)
# initialize locale
locale = QSettings().value("locale/userLocale")[0:2]
localePath = os.path.join(self.plugin_dir, 'i18n', 'htpgeoprocessor_{}.qm'.format(locale))
if os.path.exists(localePath):
self.translator = QTranslator()
self.translator.load(localePath)
if qVersion() > '4.3.3':
QCoreApplication.installTranslator(self.translator)
def initGui(self):
# Create action that will start plugin configuration
icon = QIcon(":/plugins/htpgeoprocessor/icon.png")
self.createmap = QAction(icon,u"Map Creator", self.iface.mainWindow())
self.preprocess = QAction(icon,u"Preprocessor", self.iface.mainWindow())
self.geoprocess = QAction(icon,u"Geoprocessor", self.iface.mainWindow())
self.helpme = QAction(icon, u"Help", self.iface.mainWindow())
# connect the action to a method
self.createmap.triggered.connect(self.CreateMap)
self.preprocess.triggered.connect(self.Preprocess)
self.geoprocess.triggered.connect(self.Geoprocess)
self.helpme.triggered.connect(self.Help)
# Add toolbar button and menu item
self.iface.addPluginToMenu(u"&HTP Geoprocessor", self.createmap)
self.iface.addPluginToMenu(u"&HTP Geoprocessor", self.preprocess)
self.iface.addPluginToMenu(u"&HTP Geoprocessor", self.geoprocess)
self.iface.addPluginToMenu(u"&HTP Geoprocessor", self.helpme)
def unload(self):
# Remove the plugin menu item and icon
self.iface.removePluginMenu(u"&HTP Geoprocessor", self.createmap)
self.iface.removePluginMenu(u"&HTP Geoprocessor", self.preprocess)
self.iface.removePluginMenu(u"&HTP Geoprocessor", self.geoprocess)
self.iface.removePluginMenu(u"&HTP Geoprocessor", self.helpme)
# run methods that perform all the real work
def CreateMap(self):
dlg = MapCreatorDlg(self.iface)
dlg.exec_()
def Preprocess(self):
dlg = PreprocessorDlg()
dlg.exec_()
def Geoprocess(self):
# create and show the dialog
dlg = GeoprocessorDlg(self.iface)
# show the dialog
#dlg.show() #Modeless dialog
dlg.exec_() #Modal dialog
def Help(self):
path = os.path.dirname(sys.modules[__name__].__file__)
if sys.platform[:-1] == 'linux':
os.system(path+"//HTP Geoprocessor README.pdf")
elif sys.platform == 'darwin':
os.system(path+"//HTP Geoprocessor README.pdf")
elif sys.platform == 'win32' or 'win64':
os.startfile(path+"\\HTP Geoprocessor README.pdf")
else:
QMessageBox.critical(self.iface.mainWindow(),'Help','Error opening document. Look in plug-in install directory for PDF.')