Mercurial > fife-parpg
comparison engine/extensions/pychan/properties.py @ 235:4a5e8e638b0d
Added the 'position_techinque' attr, so it can be used from XML.
Factored out color properties and made them have value semantics.
| author | phoku@33b003aa-7bff-0310-803a-e67f0ece8222 |
|---|---|
| date | Tue, 24 Mar 2009 08:09:57 +0000 |
| parents | |
| children | 48c99636453e |
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| 234:e4dfdf4c11fd | 235:4a5e8e638b0d |
|---|---|
| 1 # -*- coding: utf-8 -*- | |
| 2 import fife | |
| 3 | |
| 4 """ | |
| 5 Property bindings | |
| 6 ================= | |
| 7 | |
| 8 This module contains a set of property bindings for | |
| 9 the widgets, factored out to de-clutter the Widget. | |
| 10 | |
| 11 """ | |
| 12 class WrappedProperty(object): | |
| 13 def __init__(self, name): | |
| 14 self.name = name | |
| 15 def _getSetter(self,obj): | |
| 16 setter_name = 'set' + self.name | |
| 17 return getattr(obj.real_widget,setter_name) | |
| 18 def _getGetter(self,obj): | |
| 19 getter_name = 'get' + self.name | |
| 20 return getattr(obj.real_widget,getter_name) | |
| 21 | |
| 22 | |
| 23 class ColorProperty(WrappedProperty): | |
| 24 """ | |
| 25 A color property. Fakes a color attribute of a guichan widget. | |
| 26 This accepts either tuples of the colors (r,g,b) | |
| 27 or L{fife.Color} objects. | |
| 28 | |
| 29 Color objects have value semantics in this case. | |
| 30 """ | |
| 31 def __init__(self, name): | |
| 32 super(ColorProperty, self).__init__(name) | |
| 33 def __set__(self, obj, color): | |
| 34 if isinstance(color, tuple): | |
| 35 color = fife.Color(*color) | |
| 36 else: | |
| 37 # Force a copy to get value semantics | |
| 38 color = fife.Color(color.r,color.g,color.b,color.a) | |
| 39 self._getSetter(obj)(color) | |
| 40 def __get__(self, obj, objtype = None): | |
| 41 color = self._getGetter(obj)() | |
| 42 return fife.Color(color.r,color.g,color.b,color.a) | |
| 43 |