forked from mach0/qchainage
/
qchainage.py
106 lines (91 loc) · 3.78 KB
/
qchainage.py
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# -*- coding: utf-8 -*-
"""
/***************************************************************************
qchainage
A QGIS plugin
chainage features
-------------------
begin : 2013-02-20
copyright : (C) 2014 by Werner Macho
email : werner.macho@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. *
* *
***************************************************************************/
"""
# Import the PyQt and QGIS libraries
from PyQt4.QtCore import QFileInfo, QSettings, QTranslator
from PyQt4.QtCore import QCoreApplication, qVersion
from PyQt4.QtGui import QAction, QIcon
from qgis.core import QgsApplication
# Import the code for the dialog
from qchainagedialog import QChainageDialog
# Initialize Qt resources from file resources.py, don't delete even if it
# shows not used
import resources_rc
def debug():
import pydevd
pydevd.settrace('localhost', port=53100, stdoutToServer=True,
stderrToServer=True, suspend=False)
class Qchainage:
"""Main class for Chainage
"""
def __init__(self, iface):
try:
debug()
except:
print 'Debugger not enabled'
# save reference to the QGIS interface
# Save reference to the QGIS interface
self.iface = iface
# initialize plugin directory
self.plugin_dir = \
QFileInfo(QgsApplication.qgisUserDbFilePath()).path() + \
"/python/plugins/qchainage"
# initialize locale
locale_path = ""
locale = QSettings().value("locale/userLocale")[0:2]
if QFileInfo(self.plugin_dir).exists():
locale_path = self.plugin_dir + "/i18n/qchainage_" + locale + ".qm"
if QFileInfo(locale_path).exists():
self.translator = QTranslator()
self.translator.load(locale_path)
if qVersion() > '4.3.3':
QCoreApplication.installTranslator(self.translator)
# Create the dialog (after translation) and keep reference
def initGui(self):
"""Initiate GUI
"""
# Create action that will start plugin configuration
self.action = QAction(
QIcon(":/plugins/qchainage/img/qchainage.png"),
u"QChainage", self.iface.mainWindow())
# connect the action to the run method
self.action.triggered.connect(self.run)
# Add toolbar button and menu item
self.iface.addToolBarIcon(self.action)
self.iface.addPluginToVectorMenu(u"&QChainage", self.action)
def unload(self):
""" Unloading the plugin
"""
# Remove the plugin menu item and icon
self.iface.removePluginVectorMenu(u"&QChainage", self.action)
self.iface.removeToolBarIcon(self.action)
# run method that performs all the real work
def run(self):
""" Running the plugin
"""
# show the dialog
dialog = QChainageDialog(self.iface)
# Run the dialog event loop
result = dialog.exec_()
# See if OK was pressed
if result == 1:
# do something useful (delete the line containing pass and
# substitute with your code)
pass