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# -*- coding: utf-8 -*-
"""
***************************************************************************
ParameterNumber.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. *
* *
***************************************************************************
"""
from PyQt4 import QtGui
__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 PyQt4.QtGui import *
from processing.parameters.Parameter import Parameter
class ParameterNumber(Parameter):
def __init__(self, name='', description='', minValue=None, maxValue=None,
default=0.0):
Parameter.__init__(self, name, description)
try:
self.default = int(str(default))
self.isInteger = True
except:
self.default = default
self.isInteger = False
self.min = minValue
self.max = maxValue
self.value = None
def setValue(self, n):
if n is None:
self.value = self.default
return True
try:
if float(n) - int(float(n)) == 0:
value = int(float(n))
else:
value = float(n)
if self.min is not None:
if value < self.min:
return False
if self.max is not None:
if value > self.max:
return False
self.value = value
return True
except:
return False
def serialize(self):
return self.__module__.split('.')[-1] + '|' + self.name + '|' \
+ self.description + '|' + str(self.min) + '|' + str(self.max) \
+ '|' + str(self.default)
def deserialize(self, s):
tokens = s.split('|')
for i in range(3, 5):
if tokens[i] == str(None):
tokens[i] = None
else:
tokens[i] = float(tokens[i])
try:
val = int(tokens[5])
except:
val = float(tokens[5])
return ParameterNumber(tokens[1], tokens[2], tokens[3], tokens[4], val)
def getAsScriptCode(self):
return '##' + self.name + '=number ' + str(self.default)
|
