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export.py
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export.py
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# -*- coding: utf-8 -*-
"""
/***************************************************************************
profileAARDialog
A QGIS plugin
profileAAR des
-------------------
begin : 2019-02-06
git sha : $Format:%H$
copyright : (C) 2019 by Moritz Mennenga / Kay Schmuetz
email : [email protected]
***************************************************************************/
/***************************************************************************
* *
* '
' A QGIS-Plugin by members of '
' ISAAK (https://isaakiel.github.io/) '
' Lower Saxony Institute for Historical Coastal Research '
' University of Kiel '
' 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. *
* *
***************************************************************************/
"""
from __future__ import absolute_import
from builtins import str
from builtins import range
from builtins import object
from qgis.gui import QgsMessageBar
from qgis.PyQt.QtCore import QVariant
from qgis.core import *
from .messageWrapper import criticalMessageToBar, exportError
class Export(object):
def __init__(self, qgisInterface):
self.qgisInterface = qgisInterface
def export(self, coord_trans, filename, corrdinate_system):
'''Create Vector Layer'''
# CHANGE
export_fields = QgsFields()
export_fields.append(QgsField("x", QVariant.Double))
export_fields.append(QgsField("y", QVariant.Double))
export_fields.append(QgsField("z", QVariant.Double))
export_fields.append(QgsField("prnumber", QVariant.String))
export_fields.append(QgsField("org_z", QVariant.String))
export_fields.append(QgsField("distance", QVariant.String))
export_fields.append(QgsField("was_used", QVariant.String))
export_fields.append(QgsField("point_no", QVariant.String))
crs = corrdinate_system
transform_context = QgsProject.instance().transformContext()
save_options = QgsVectorFileWriter.SaveVectorOptions()
save_options.driverName = "ESRI Shapefile"
save_options.fileEncoding = "UTF-8"
writer = QgsVectorFileWriter.create(
filename,
export_fields,
QgsWkbTypes.Point,
crs,
transform_context,
save_options
)
#writer = QgsVectorFileWriter(filename, "utf-8", export_fields, QgsWkbTypes.Point, corrdinate_system, "ESRI Shapefile")
if writer.hasError() != QgsVectorFileWriter.NoError:
exportError(self)
#CHANGE
export_feature = QgsFeature()
for x in range(len(coord_trans)):
for i in range(len(coord_trans[x])):
export_feature.setGeometry(QgsGeometry.fromPointXY(QgsPointXY(coord_trans[x][i][0], coord_trans[x][i][2])))
#TODO Werte runden auf drei nachkommastellen
export_feature.setAttributes([float(coord_trans[x][i][0]), float(coord_trans[x][i][1]), float(coord_trans[x][i][2]), str(coord_trans[x][i][3]), str(coord_trans[x][i][4]), str(coord_trans[x][i][5]) , str(coord_trans[x][i][6]), str(coord_trans[x][i][7])])
writer.addFeature(export_feature)
del writer
def export_height(self, coord_trans, filename, corrdinate_system):
'''Create Vector Layer'''
# CHANGE
export_fields = QgsFields()
export_fields.append(QgsField("prnumber", QVariant.String))
export_fields.append(QgsField("org_z", QVariant.String))
filename = filename.split(".shp")[0]
filename = filename + "_height.shp"
writer = QgsVectorFileWriter(filename, "utf-8", export_fields, QgsWkbTypes.Point, corrdinate_system, "ESRI Shapefile")
if writer.hasError() != QgsVectorFileWriter.NoError:
exportError(self)
#CHANGE
export_feature = QgsFeature()
for x in range(len(coord_trans)):
# QgsMessageLog.logMessage(str(coord_trans[x]), 'MyPlugin')
export_feature.setGeometry(QgsGeometry.fromPointXY(QgsPointXY(coord_trans[x][0], coord_trans[x][2])))
#TODO Werte runden auf drei nachkommastellen
export_feature.setAttributes([str(coord_trans[x][3]), str(coord_trans[x][4])])
writer.addFeature(export_feature)
del writer
def export_section(self, cutting_line, prnumber, filename, corrdinate_system):
'''Create Vector Layer'''
# CHANGE
export_fields = QgsFields()
export_fields.append(QgsField("prnumber", QVariant.String))
filename = filename.split(".shp")[0]
filename = filename + "_section.shp"
writer = QgsVectorFileWriter(filename, "utf-8", export_fields, QgsWkbTypes.LineString, corrdinate_system, "ESRI Shapefile")
if writer.hasError() != QgsVectorFileWriter.NoError:
exportError(self)
#CHANGE
export_feature = QgsFeature()
for x in range(len(cutting_line)):
export_feature.setGeometry(QgsGeometry.fromPolylineXY(cutting_line[x]))
export_feature.setAttributes([str(prnumber)])
writer.addFeature(export_feature)
del writer