QGIS/python/plugins/processing/gui/RenderingStyles.py
2024-11-29 15:38:02 +01:00

69 lines
2.6 KiB
Python

"""
***************************************************************************
RenderingStyles.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"
import os
from processing.tools.system import userFolder
class RenderingStyles:
styles = {}
@staticmethod
def addAlgStylesAndSave(algname, styles):
RenderingStyles.styles[algname] = styles
RenderingStyles.saveSettings()
@staticmethod
def configFile():
return os.path.join(userFolder(), "processing_qgis_styles.conf")
@staticmethod
def loadStyles():
if not os.path.isfile(RenderingStyles.configFile()):
return
with open(RenderingStyles.configFile()) as lines:
line = lines.readline().strip("\n")
while line != "":
tokens = line.split("|")
if tokens[0] in list(RenderingStyles.styles.keys()):
RenderingStyles.styles[tokens[0]][tokens[1]] = tokens[2]
else:
alg = {}
alg[tokens[1]] = tokens[2]
RenderingStyles.styles[tokens[0]] = alg
line = lines.readline().strip("\n")
@staticmethod
def saveSettings():
with open(RenderingStyles.configFile(), "w") as fout:
for alg in list(RenderingStyles.styles.keys()):
for out in list(RenderingStyles.styles[alg].keys()):
fout.write(
alg + "|" + out + "|" + RenderingStyles.styles[alg][out] + "\n"
)
@staticmethod
def getStyle(algname, outputname):
if algname in RenderingStyles.styles:
if outputname in RenderingStyles.styles[algname]:
return RenderingStyles.styles[algname][outputname]
return None