QGIS/python/plugins/processing/algs/gdal/AssignProjection.py
Bas Couwenberg 2628c480c5 Don't include revision in sources.
Prevent changes to files that weren't changed between releases.
This eases review of the changes between releases significantly.
2019-05-17 16:47:47 +02:00

101 lines
3.3 KiB
Python

# -*- coding: utf-8 -*-
"""
***************************************************************************
self.py
---------------------
Date : January 2016
Copyright : (C) 2016 by Alexander Bruy
Email : alexander dot bruy at gmail dot 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__ = 'Alexander Bruy'
__date__ = 'January 2016'
__copyright__ = '(C) 2016, Alexander Bruy'
import os
from qgis.PyQt.QtGui import QIcon
from qgis.core import (QgsProcessingException,
QgsProcessingParameterRasterLayer,
QgsProcessingParameterCrs,
QgsProcessingOutputRasterLayer)
from processing.algs.gdal.GdalAlgorithm import GdalAlgorithm
from processing.algs.gdal.GdalUtils import GdalUtils
from processing.tools.system import isWindows
pluginPath = os.path.split(os.path.split(os.path.dirname(__file__))[0])[0]
class AssignProjection(GdalAlgorithm):
INPUT = 'INPUT'
CRS = 'CRS'
OUTPUT = 'OUTPUT'
def __init__(self):
super().__init__()
def initAlgorithm(self, config=None):
self.addParameter(QgsProcessingParameterRasterLayer(self.INPUT,
self.tr('Input layer')))
self.addParameter(QgsProcessingParameterCrs(self.CRS,
self.tr('Desired CRS')))
self.addOutput(QgsProcessingOutputRasterLayer(self.OUTPUT,
self.tr('Layer with projection')))
def name(self):
return 'assignprojection'
def displayName(self):
return self.tr('Assign projection')
def icon(self):
return QIcon(os.path.join(pluginPath, 'images', 'gdaltools', 'projection-add.png'))
def group(self):
return self.tr('Raster projections')
def groupId(self):
return 'rasterprojections'
def commandName(self):
return 'gdal_edit'
def getConsoleCommands(self, parameters, context, feedback, executing=True):
inLayer = self.parameterAsRasterLayer(parameters, self.INPUT, context)
if inLayer is None:
raise QgsProcessingException(self.invalidRasterError(parameters, self.INPUT))
fileName = inLayer.source()
crs = self.parameterAsCrs(parameters, self.CRS, context)
arguments = []
arguments.append('-a_srs')
arguments.append(GdalUtils.gdal_crs_string(crs))
arguments.append(fileName)
if isWindows():
commands = ["python3", "-m", self.commandName()]
else:
commands = [self.commandName() + '.py']
commands.append(GdalUtils.escapeAndJoin(arguments))
self.setOutputValue(self.OUTPUT, fileName)
return commands