QGIS/python/plugins/processing/algs/qgis/SetVectorStyle.py
2015-08-22 14:29:41 +02:00

66 lines
2.6 KiB
Python

# -*- coding: utf-8 -*-
"""
***************************************************************************
SelectByLocation.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__ = '$Format:%H$'
import os
from processing.core.GeoAlgorithm import GeoAlgorithm
from processing.core.parameters import ParameterVector
from processing.core.outputs import OutputVector
from processing.core.parameters import ParameterFile
from processing.tools import dataobjects
from qgis.utils import iface
class SetVectorStyle(GeoAlgorithm):
INPUT = 'INPUT'
STYLE = 'STYLE'
OUTPUT = 'OUTPUT'
def defineCharacteristics(self):
#self.allowOnlyOpenedLayers = True
self.name, self.i18n_name = self.trAlgorithm('Set style for vector layer')
self.group, self.i18n_group = self.trAlgorithm('Vector general tools')
self.addParameter(ParameterVector(self.INPUT,
self.tr('Vector layer'), [ParameterVector.VECTOR_TYPE_ANY]))
self.addParameter(ParameterFile(self.STYLE,
self.tr('Style file'), False, False, 'qml'))
self.addOutput(OutputVector(self.OUTPUT, self.tr('Styled'), True))
def processAlgorithm(self, progress):
filename = self.getParameterValue(self.INPUT)
layer = dataobjects.getObjectFromUri(filename)
style = self.getParameterValue(self.STYLE)
layer = dataobjects.getObjectFromUri(filename, False)
if layer is None:
dataobjects.load(filename, os.path.basename(filename), style=style)
self.getOutputFromName(self.OUTPUT).open = False
else:
layer.loadNamedStyle(style)
iface.mapCanvas().refresh()
iface.legendInterface().refreshLayerSymbology(layer)