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bc09875866
Fix #16061 Do not pass in getConsoleCommand just to get commandName for shortHelp. This avoid errors with non initialized parameters.
169 lines
6.3 KiB
Python
169 lines
6.3 KiB
Python
# -*- coding: utf-8 -*-
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"""
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***************************************************************************
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rasterize.py
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---------------------
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Date : September 2013
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Copyright : (C) 2013 by Alexander Bruy
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Email : alexander dot bruy at gmail dot com
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***************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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***************************************************************************
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"""
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from builtins import str
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__author__ = 'Alexander Bruy'
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__date__ = 'September 2013'
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__copyright__ = '(C) 2013, Alexander Bruy'
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# This will get replaced with a git SHA1 when you do a git archive
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__revision__ = '$Format:%H$'
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import os
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from qgis.PyQt.QtGui import QIcon
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from processing.core.parameters import (ParameterVector,
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ParameterExtent,
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ParameterTableField,
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ParameterSelection,
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ParameterNumber,
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ParameterString)
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from processing.core.outputs import OutputRaster
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from processing.algs.gdal.GdalAlgorithm import GdalAlgorithm
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from processing.algs.gdal.GdalUtils import GdalUtils
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from processing.tools.vector import ogrConnectionString, ogrLayerName
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pluginPath = os.path.split(os.path.split(os.path.dirname(__file__))[0])[0]
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class rasterize(GdalAlgorithm):
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INPUT = 'INPUT'
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FIELD = 'FIELD'
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DIMENSIONS = 'DIMENSIONS'
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WIDTH = 'WIDTH'
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HEIGHT = 'HEIGHT'
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NO_DATA = 'NO_DATA'
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RTYPE = 'RTYPE'
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OPTIONS = 'OPTIONS'
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OUTPUT = 'OUTPUT'
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TYPE = ['Byte', 'Int16', 'UInt16', 'UInt32', 'Int32', 'Float32', 'Float64']
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RAST_EXT = 'RAST_EXT'
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def icon(self):
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return QIcon(os.path.join(pluginPath, 'images', 'gdaltools', 'rasterize.png'))
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def name(self):
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return 'rasterize'
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def displayName(self):
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return self.tr('Rasterize (vector to raster)')
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def group(self):
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return self.tr('Vector conversion')
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def defineCharacteristics(self):
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self.addParameter(ParameterVector(self.INPUT, self.tr('Input layer')))
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self.addParameter(ParameterTableField(self.FIELD,
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self.tr('Attribute field'), self.INPUT))
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self.addParameter(ParameterSelection(self.DIMENSIONS,
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self.tr('Set output raster size (ignored if above option is checked)'),
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['Output size in pixels', 'Output resolution in map units per pixel'], 1))
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self.addParameter(ParameterNumber(self.WIDTH,
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self.tr('Horizontal'), 0.0, 99999999.999999, 100.0))
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self.addParameter(ParameterNumber(self.HEIGHT,
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self.tr('Vertical'), 0.0, 99999999.999999, 100.0))
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self.addParameter(ParameterExtent(self.RAST_EXT, self.tr('Raster extent')))
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self.addParameter(ParameterString(self.NO_DATA,
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self.tr("Nodata value"),
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'', optional=True))
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self.addParameter(ParameterString(self.OPTIONS,
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self.tr('Additional creation options'),
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optional=True,
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metadata={'widget_wrapper': 'processing.algs.gdal.ui.RasterOptionsWidget.RasterOptionsWidgetWrapper'}))
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self.addParameter(ParameterSelection(self.RTYPE,
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self.tr('Raster type'),
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self.TYPE, 5))
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self.addOutput(OutputRaster(self.OUTPUT,
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self.tr('Rasterized')))
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def getConsoleCommands(self):
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inLayer = self.getParameterValue(self.INPUT)
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noData = self.getParameterValue(self.NO_DATA)
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rastext = str(self.getParameterValue(self.RAST_EXT))
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opts = self.getParameterValue(self.OPTIONS)
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out = self.getOutputValue(self.OUTPUT)
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ogrLayer = ogrConnectionString(inLayer)[1:-1]
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if noData is not None:
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noData = str(noData)
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arguments = []
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arguments.append('-a')
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arguments.append(str(self.getParameterValue(self.FIELD)))
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arguments.append('-ot')
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arguments.append(self.TYPE[self.getParameterValue(self.RTYPE)])
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dimType = self.getParameterValue(self.DIMENSIONS)
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arguments.append('-of')
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arguments.append(GdalUtils.getFormatShortNameFromFilename(out))
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regionCoords = rastext.split(',')
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try:
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rastext = []
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rastext.append('-te')
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rastext.append(regionCoords[0])
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rastext.append(regionCoords[2])
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rastext.append(regionCoords[1])
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rastext.append(regionCoords[3])
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except IndexError:
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rastext = []
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if rastext:
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arguments.extend(rastext)
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if dimType == 0:
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# size in pixels
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arguments.append('-ts')
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arguments.append(str(self.getParameterValue(self.WIDTH)))
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arguments.append(str(self.getParameterValue(self.HEIGHT)))
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else:
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# resolution in map units per pixel
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arguments.append('-tr')
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arguments.append(str(self.getParameterValue(self.WIDTH)))
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arguments.append(str(self.getParameterValue(self.HEIGHT)))
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if noData and len(noData) > 0:
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arguments.append('-a_nodata')
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arguments.append(noData)
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if opts:
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arguments.append('-co')
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arguments.append(opts)
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arguments.append('-l')
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print(ogrLayerName(inLayer))
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arguments.append(ogrLayerName(inLayer))
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arguments.append(ogrLayer)
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arguments.append(out)
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return ['gdal_rasterize', GdalUtils.escapeAndJoin(arguments)]
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def commandName(self):
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return "gdal_rasterize"
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