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implement few suggested changes

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Giovanni Manghi 2019-10-02 08:35:31 +01:00 committed by Nyall Dawson
parent b31c4124f4
commit 75a1ad1e7b
1 changed files with 18 additions and 10 deletions
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28
python/plugins/processing/algs/gdal/rasterize_over.py
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@ -21,10 +21,6 @@ __author__ = 'Alexander Bruy'
__date__ = 'September 2013'
__copyright__ = '(C) 2013, Alexander Bruy'
# This will get replaced with a git SHA1 when you do a git archive
__revision__ = '$Format:%H$'
import os
from qgis.PyQt.QtGui import QIcon
@ -36,10 +32,7 @@ from qgis.core import (QgsRasterFileWriter,
QgsProcessingParameterRasterLayer,
QgsProcessingParameterNumber,
QgsProcessingParameterString,
QgsProcessingParameterEnum,
QgsProcessingParameterExtent,
QgsProcessingParameterBoolean,
QgsProcessingParameterRasterDestination)
QgsProcessingParameterBoolean)
from processing.algs.gdal.GdalAlgorithm import GdalAlgorithm
from processing.algs.gdal.GdalUtils import GdalUtils
@ -52,6 +45,7 @@ class rasterize_over(GdalAlgorithm):
FIELD = 'FIELD'
INPUT_RASTER = 'INPUT_RASTER'
ADD = 'ADD'
EXTRA = 'EXTRA'
def __init__(self):
super().__init__()
@ -62,19 +56,29 @@ class rasterize_over(GdalAlgorithm):
self.addParameter(QgsProcessingParameterFeatureSource(self.INPUT,
self.tr('Input vector layer')))
self.addParameter(QgsProcessingParameterRasterLayer(self.INPUT_RASTER, self.tr('Input raster layer')))
self.addParameter(QgsProcessingParameterField(self.FIELD,
self.tr('Field to use for a burn-in value'),
self.tr('Field to use for burn in value'),
None,
self.INPUT,
QgsProcessingParameterField.Numeric,
optional=False))
add_param = QgsProcessingParameterBoolean(self.ADD,
self.tr('Adds the new value to the existing raster'),
self.tr('Add burn in values to existing raster values'),
defaultValue=False)
add_param.setFlags(add_param.flags() | QgsProcessingParameterDefinition.FlagAdvanced)
self.addParameter(add_param)
extra_param = QgsProcessingParameterString(self.EXTRA,
self.tr('Additional command-line parameters'),
defaultValue=None,
optional=True)
extra_param.setFlags(extra_param.flags() | QgsProcessingParameterDefinition.FlagAdvanced)
self.addParameter(extra_param)
def name(self):
return 'rasterize_over'
@ -108,6 +112,10 @@ class rasterize_over(GdalAlgorithm):
if self.parameterAsBool(parameters, self.ADD, context):
arguments.append('-add')
if self.EXTRA in parameters and parameters[self.EXTRA] not in (None, ''):
extra = self.parameterAsString(parameters, self.EXTRA, context)
arguments.append(extra)
arguments.append(ogrLayer)
arguments.append(inLayer.source())