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# coding=UTF-8
# ex:ts=4:sw=4:et=on
# -------------------------------------------------------------------------
# Copyright (C) 2014 by Mathijs Dumon <mathijs dot dumon at gmail dot com>
#
# mvc is a framework derived from the original pygtkmvc framework
# hosted at: <http://sourceforge.net/projects/pygtkmvc/>
#
# mvc is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2 of the License, or (at your option) any later version.
#
# mvc is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor,
# Boston, MA 02110, USA.
# -------------------------------------------------------------------------
from .cast_property import CastProperty
from .cast_choice_property import CastChoiceProperty
class FloatProperty(CastProperty):
"""
A descriptor that will cast values to floats and can optionally clamp
values to a minimum and maximum.
Expects its label to be set or passed to __init__.
"""
data_type = float
widget_type = 'scale' # | float_entry | entry | spin | label
def __init__(self, *args, **kwargs):
super(FloatProperty, self).__init__(cast_to=float, *args, **kwargs)
pass #end of class
class FloatChoiceProperty(CastChoiceProperty):
"""
A descriptor that will cast values to floats and can optionally clamp
values to a minimum and maximum.
It also expects the (cast and clamped) value to be in a set of choices or
it will raise a ValueError.
Expects its label to be set or passed to __init__.
"""
data_type = float
widget_type = 'option_list'
def __init__(self, choices=[], *args, **kwargs):
super(FloatChoiceProperty, self).__init__(
cast_to=float,
choices=choices,
*args, **kwargs
)
pass #end of class
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