QGIS/python/plugins/processing/algs/qgis/SetVectorStyle.py
2017-09-08 20:34:52 +10:00

66 lines
2.4 KiB
Python

# -*- coding: utf-8 -*-
"""
***************************************************************************
SetVectorStyle.py
---------------------
Date : August 2012
Copyright : (C) 2012 by Victor Olaya
Email : volayaf 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__ = 'Victor Olaya'
__date__ = 'August 2012'
__copyright__ = '(C) 2012, Victor Olaya'
# This will get replaced with a git SHA1 when you do a git archive
__revision__ = '$Format:%H$'
from qgis.core import (QgsProcessingParameterFile,
QgsProcessingParameterVectorLayer,
QgsProcessingOutputVectorLayer)
from processing.algs.qgis.QgisAlgorithm import QgisAlgorithm
class SetVectorStyle(QgisAlgorithm):
INPUT = 'INPUT'
STYLE = 'STYLE'
OUTPUT = 'OUTPUT'
def group(self):
return self.tr('Vector general')
def __init__(self):
super().__init__()
def initAlgorithm(self, config=None):
self.addParameter(QgsProcessingParameterVectorLayer(self.INPUT,
self.tr('Vector layer')))
self.addParameter(QgsProcessingParameterFile(self.STYLE,
self.tr('Style file'), extension='qml'))
self.addOutput(QgsProcessingOutputVectorLayer(self.INPUT,
self.tr('Styled')))
def name(self):
return 'setstyleforvectorlayer'
def displayName(self):
return self.tr('Set style for vector layer')
def processAlgorithm(self, parameters, context, feedback):
layer = self.parameterAsVectorLayer(parameters, self.INPUT, context)
style = self.parameterAsFile(parameters, self.STYLE, context)
layer.loadNamedStyle(style)
layer.triggerRepaint()
return {self.INPUT: layer}