mirror of
https://github.com/qgis/QGIS.git
synced 2025-02-27 00:33:48 -05:00
162 lines
7.2 KiB
Python
162 lines
7.2 KiB
Python
# -*- coding: utf-8 -*-
|
|
|
|
"""
|
|
***************************************************************************
|
|
gdaltindex.py
|
|
---------------------
|
|
Date : February 2015
|
|
Copyright : (C) 2015 by Pedro Venancio
|
|
Email : pedrongvenancio 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__ = 'Pedro Venancio'
|
|
__date__ = 'February 2015'
|
|
__copyright__ = '(C) 2015, Pedro Venancio'
|
|
|
|
# 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
|
|
|
|
from qgis.core import (QgsMapLayer,
|
|
QgsProcessing,
|
|
QgsProcessingException,
|
|
QgsProcessingParameterCrs,
|
|
QgsProcessingParameterEnum,
|
|
QgsProcessingParameterString,
|
|
QgsProcessingParameterBoolean,
|
|
QgsProcessingParameterDefinition,
|
|
QgsProcessingParameterMultipleLayers,
|
|
QgsProcessingParameterVectorDestination)
|
|
from processing.algs.gdal.GdalAlgorithm import GdalAlgorithm
|
|
from processing.algs.gdal.GdalUtils import GdalUtils
|
|
|
|
pluginPath = os.path.split(os.path.split(os.path.dirname(__file__))[0])[0]
|
|
|
|
|
|
class gdaltindex(GdalAlgorithm):
|
|
|
|
LAYERS = 'LAYERS'
|
|
PATH_FIELD_NAME = 'PATH_FIELD_NAME'
|
|
ABSOLUTE_PATH = 'ABSOLUTE_PATH'
|
|
PROJ_DIFFERENCE = 'PROJ_DIFFERENCE'
|
|
TARGET_CRS = 'TARGET_CRS'
|
|
CRS_FIELD_NAME = 'CRS_FIELD_NAME'
|
|
CRS_FORMAT = 'CRS_FORMAT'
|
|
OUTPUT = 'OUTPUT'
|
|
|
|
def __init__(self):
|
|
super().__init__()
|
|
|
|
def initAlgorithm(self, config=None):
|
|
self.formats = ((self.tr('Auto'), 'AUTO'),
|
|
(self.tr('Well-known text (WKT)'), 'WKT'),
|
|
(self.tr('EPSG'), 'EPSG'),
|
|
(self.tr('Proj.4'), 'PROJ'))
|
|
|
|
self.addParameter(QgsProcessingParameterMultipleLayers(self.LAYERS,
|
|
self.tr('Input files'),
|
|
QgsProcessing.TypeRaster))
|
|
self.addParameter(QgsProcessingParameterString(self.PATH_FIELD_NAME,
|
|
self.tr('Field name to hold the file path to the indexed rasters'),
|
|
defaultValue='location'))
|
|
self.addParameter(QgsProcessingParameterBoolean(self.ABSOLUTE_PATH,
|
|
self.tr('Store absolute path to the indexed rasters'),
|
|
defaultValue=False))
|
|
self.addParameter(QgsProcessingParameterBoolean(self.PROJ_DIFFERENCE,
|
|
self.tr('Skip files with different projection reference'),
|
|
defaultValue=False))
|
|
|
|
target_crs_param = QgsProcessingParameterCrs(self.TARGET_CRS,
|
|
self.tr('Transform geometries to the given CRS'),
|
|
optional=True)
|
|
target_crs_param.setFlags(target_crs_param.flags() | QgsProcessingParameterDefinition.FlagAdvanced)
|
|
self.addParameter(target_crs_param)
|
|
|
|
crs_field_param = QgsProcessingParameterString(self.CRS_FIELD_NAME,
|
|
self.tr('The name of the field to store the SRS of each tile'),
|
|
optional=True)
|
|
crs_field_param.setFlags(crs_field_param.flags() | QgsProcessingParameterDefinition.FlagAdvanced)
|
|
self.addParameter(crs_field_param)
|
|
|
|
crs_format_param = QgsProcessingParameterEnum(self.CRS_FORMAT,
|
|
self.tr('The format in which the CRS of each tile must be written'),
|
|
options=[i[0] for i in self.formats],
|
|
allowMultiple=False,
|
|
defaultValue=0)
|
|
crs_format_param.setFlags(crs_format_param.flags() | QgsProcessingParameterDefinition.FlagAdvanced)
|
|
self.addParameter(crs_format_param)
|
|
|
|
self.addParameter(QgsProcessingParameterVectorDestination(self.OUTPUT,
|
|
self.tr('Tile index'),
|
|
QgsProcessing.TypeVectorPolygon))
|
|
|
|
def name(self):
|
|
return 'tileindex'
|
|
|
|
def displayName(self):
|
|
return self.tr('Tile Index')
|
|
|
|
def group(self):
|
|
return self.tr('Raster miscellaneous')
|
|
|
|
def groupId(self):
|
|
return 'rastermiscellaneous'
|
|
|
|
def icon(self):
|
|
return QIcon(os.path.join(pluginPath, 'images', 'gdaltools', 'tiles.png'))
|
|
|
|
def getConsoleCommands(self, parameters, context, feedback, executing=True):
|
|
input_layers = self.parameterAsLayerList(parameters, self.LAYERS, context)
|
|
crs_field = self.parameterAsString(parameters, self.CRS_FIELD_NAME, context)
|
|
crs_format = self.parameterAsEnum(parameters, self.CRS_FORMAT, context)
|
|
target_crs = self.parameterAsCrs(parameters, self.TARGET_CRS, context)
|
|
|
|
outFile = self.parameterAsOutputLayer(parameters, self.OUTPUT, context)
|
|
output, outFormat = GdalUtils.ogrConnectionStringAndFormat(outFile, context)
|
|
|
|
layers = []
|
|
for layer in input_layers:
|
|
if layer.type() != QgsMapLayer.RasterLayer:
|
|
raise QgsProcessingException(
|
|
self.tr('All layers must be raster layers!'))
|
|
layers.append(layer.source())
|
|
|
|
arguments = []
|
|
arguments.append('-tileindex')
|
|
arguments.append(self.parameterAsString(parameters, self.PATH_FIELD_NAME, context))
|
|
|
|
if self.parameterAsBool(parameters, self.ABSOLUTE_PATH, context):
|
|
arguments.append('-write_absolute_path')
|
|
|
|
if self.parameterAsBool(parameters, self.PROJ_DIFFERENCE, context):
|
|
arguments.append('-skip_different_projection')
|
|
|
|
if crs_field:
|
|
arguments.append('-src_srs_name {}'.format(crs_field))
|
|
|
|
if crs_format:
|
|
arguments.append('-src_srs_format {}'.format(self.modes[crs_format][1]))
|
|
|
|
if target_crs.isValid():
|
|
arguments.append('-t_srs {}'.format(target_crs.authid()))
|
|
|
|
if outFormat:
|
|
arguments.append('-f {}'.format(outFormat))
|
|
|
|
arguments.append(output)
|
|
arguments.append(' '.join(layers))
|
|
|
|
return ['gdaltindex', GdalUtils.escapeAndJoin(arguments)]
|