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# -*- coding: utf-8 -*-
"""
***************************************************************************
ProcessingConfig.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.path
from PyQt4 import QtGui,QtCore
from processing.tools.system import *
class ProcessingConfig:
OUTPUT_FOLDER = 'OUTPUT_FOLDER'
RASTER_STYLE = 'RASTER_STYLE'
VECTOR_POINT_STYLE = 'VECTOR_POINT_STYLE'
VECTOR_LINE_STYLE = 'VECTOR_LINE_STYLE'
VECTOR_POLYGON_STYLE = 'VECTOR_POLYGON_STYLE'
SHOW_RECENT_ALGORITHMS = 'SHOW_RECENT_ALGORITHMS'
USE_SELECTED = 'USE_SELECTED'
USE_FILENAME_AS_LAYER_NAME = 'USE_FILENAME_AS_LAYER_NAME'
KEEP_DIALOG_OPEN = 'KEEP_DIALOG_OPEN'
SHOW_DEBUG_IN_DIALOG = 'SHOW_DEBUG_IN_DIALOG'
RECENT_ALGORITHMS = 'RECENT_ALGORITHMS'
PRE_EXECUTION_SCRIPT = 'PRE_EXECUTION_SCRIPT'
POST_EXECUTION_SCRIPT = 'POST_EXECUTION_SCRIPT'
SHOW_CRS_DEF = 'SHOW_CRS_DEF'
WARN_UNMATCHING_CRS = 'WARN_UNMATCHING_CRS'
settings = {}
settingIcons = {}
@staticmethod
def initialize():
icon = QtGui.QIcon(os.path.dirname(__file__) + '/../images/alg.png')
ProcessingConfig.settingIcons['General'] = icon
ProcessingConfig.addSetting(Setting('General',
ProcessingConfig.SHOW_DEBUG_IN_DIALOG,
'Show extra info in Log panel', True))
ProcessingConfig.addSetting(Setting('General',
ProcessingConfig.KEEP_DIALOG_OPEN,
'Keep dialog open after running an algorithm', False))
ProcessingConfig.addSetting(Setting('General',
ProcessingConfig.USE_SELECTED,
'Use only selected features', True))
ProcessingConfig.addSetting(Setting('General',
ProcessingConfig.USE_FILENAME_AS_LAYER_NAME,
'Use filename as layer name', False))
ProcessingConfig.addSetting(Setting('General',
ProcessingConfig.SHOW_RECENT_ALGORITHMS,
'Show recently executed algorithms', True))
ProcessingConfig.addSetting(Setting('General',
ProcessingConfig.OUTPUT_FOLDER,
'Output folder', tempFolder()))
ProcessingConfig.addSetting(Setting('General',
ProcessingConfig.SHOW_CRS_DEF,
'Show layer CRS definition in selection boxes', True))
ProcessingConfig.addSetting(Setting('General',
ProcessingConfig.WARN_UNMATCHING_CRS,
"Warn before executing if layer CRS's do not match", True))
ProcessingConfig.addSetting(Setting('General',
ProcessingConfig.RASTER_STYLE,
'Style for raster layers', ''))
ProcessingConfig.addSetting(Setting('General',
ProcessingConfig.VECTOR_POINT_STYLE,
'Style for point layers', ''))
ProcessingConfig.addSetting(Setting('General',
ProcessingConfig.VECTOR_LINE_STYLE,
'Style for line layers', ''))
ProcessingConfig.addSetting(Setting('General',
ProcessingConfig.VECTOR_POLYGON_STYLE,
'Style for polygon layers', ''))
ProcessingConfig.addSetting(Setting('General',
ProcessingConfig.VECTOR_POLYGON_STYLE,
'Style for polygon layers', ''))
ProcessingConfig.addSetting(Setting('General',
ProcessingConfig.PRE_EXECUTION_SCRIPT,
'Pre-execution script', ''))
ProcessingConfig.addSetting(Setting('General',
ProcessingConfig.POST_EXECUTION_SCRIPT,
'Post-execution script', ''))
ProcessingConfig.addSetting(Setting('General',
ProcessingConfig.RECENT_ALGORITHMS,
'Recent algs', '', hidden=True))
@staticmethod
def setGroupIcon(group, icon):
ProcessingConfig.settingIcons[group] = icon
@staticmethod
def getGroupIcon(group):
if group == 'General':
return QtGui.QIcon(os.path.dirname(__file__) + '/../images/alg.png'
)
if group in ProcessingConfig.settingIcons:
return ProcessingConfig.settingIcons[group]
else:
return QtGui.QIcon(
os.path.dirname(__file__) + '/../images/alg.png')
@staticmethod
def addSetting(setting):
ProcessingConfig.settings[setting.name] = setting
@staticmethod
def removeSetting(name):
del ProcessingConfig.settings[name]
@staticmethod
def getSettings():
'''Return settings as a dict with group names as keys and lists of settings as values'''
settings = {}
for setting in ProcessingConfig.settings.values():
if not setting.group in settings:
group = []
settings[setting.group] = group
else:
group = settings[setting.group]
group.append(setting)
return settings
@staticmethod
def readSettings():
for setting in ProcessingConfig.settings.values():
setting.read()
@staticmethod
def getSetting(name):
if name in ProcessingConfig.settings.keys():
v = ProcessingConfig.settings[name].value
if isinstance(v, QtCore.QPyNullVariant):
v = None
return v
else:
return None
@staticmethod
def setSettingValue(name, value):
if name in ProcessingConfig.settings.keys():
ProcessingConfig.settings[name].value = value
ProcessingConfig.settings[name].save()
class Setting:
"""A simple config parameter that will appear on the config dialog.
"""
STRING = 0
FILE = 1
FOLDER = 2
def __init__(self, group, name, description, default, hidden=False, valuetype = None):
self.group = group
self.name = name
self.qname = "Processing/Configuration/" + self.name
self.description = description
self.default = default
self.value = default
self.hidden = hidden
self.valuetype = valuetype
def read(self):
qsettings = QSettings()
value = qsettings.value(self.qname, None)
if value is not None:
if isinstance(self.value, bool):
value = str(value).lower() == str(True).lower()
self.value = value
def save(self):
QSettings().setValue(self.qname, self.value)
def __str__(self):
return self.name + '=' + str(self.value)
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