QGIS/python/plugins/grassprovider/ext/r_series_interp.py
2021-06-21 07:17:36 +03:00

73 lines
3.1 KiB
Python

# -*- coding: utf-8 -*-
"""
***************************************************************************
r_series_interp.py
------------------
Date : February 2016
Copyright : (C) 2016 by Médéric Ribreux
Email : medspx at medspx dot fr
***************************************************************************
* *
* 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__ = 'Médéric Ribreux'
__date__ = 'February 2016'
__copyright__ = '(C) 2016, Médéric Ribreux'
import os
from grassprovider.Grass7Utils import Grass7Utils
def checkParameterValuesBeforeExecuting(alg, parameters, context):
""" Verify if we have the right parameters """
datapos = alg.parameterAsDouble(parameters, 'datapos', context)
infile = alg.parameterAsString(parameters, 'infile', context)
output = alg.parameterAsString(parameters, 'output', context)
outfile = alg.parameterAsString(parameters, 'outfile', context)
if datapos and infile:
return False, alg.tr("You need to set either inline data positions or an input data positions file!")
if output and outfile:
return False, alg.tr("You need to set either sampling data positions or an output sampling data positions file!")
if not (datapos or infile or output or outfile):
return False, alg.tr("You need to set input and output data positions parameters!")
return True, None
def processCommand(alg, parameters, context, feedback):
# We temporary remove the output directory
alg.processCommand(parameters, context, feedback, True)
def processOutputs(alg, parameters, context, feedback):
# We take all the outputs and we export them to the output directory
outputDir = alg.parameterAsString(parameters, 'output_dir', context)
output = alg.parameterAsString(parameters, 'output', context)
outfile = alg.parameterAsString(parameters, 'outfile', context)
outs = []
if output:
outs = output.split(',')
elif outfile:
# Handle file manually to find the name of the layers
with open(outfile) as f:
for line in f:
if '|' in line:
outs.append(line.split('|')[0])
createOpt = alg.parameterAsString(parameters, alg.GRASS_RASTER_FORMAT_OPT, context)
metaOpt = alg.parameterAsString(parameters, alg.GRASS_RASTER_FORMAT_META, context)
for out in outs:
# We need to export the raster with all its bands and its color table
fileName = os.path.join(outputDir, out)
outFormat = Grass7Utils.getRasterFormatFromFilename(fileName)
alg.exportRasterLayer(out, fileName, True,
outFormat, createOpt, metaOpt)