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#------------------------------------------------------------------------------
#
# Copyright (c) 2005, Enthought, Inc.
# All rights reserved.
#
# This software is provided without warranty under the terms of the BSD
# license included in enthought/LICENSE.txt and may be redistributed only
# under the conditions described in the aforementioned license. The license
# is also available online at http://www.enthought.com/licenses/BSD.txt
#
# Thanks for using Enthought open source!
#
# Author: David C. Morrill
# Date: 11/22/2004
#
#------------------------------------------------------------------------------
""" Defines a subclass of the base wxPython color editor factory, for colors
that are represented as tuples of the form ( *red*, *green*, *blue* ),
where *red*, *green* and *blue* are floats in the range from 0.0 to 1.0.
"""
#-------------------------------------------------------------------------------
# Imports:
#-------------------------------------------------------------------------------
import wx
from traits.trait_base \
import SequenceTypes
# Note: The ToolkitEditorFactory class imported from color_editor is the
# abstract ToolkitEditorFactory class (in traitsui.api) along with
# wx-specific methods added via a category. We need to override the
# implementations of the wx-specific methods here.
from color_editor \
import ToolkitEditorFactory as BaseColorToolkitEditorFactory
#---------------------------------------------------------------------------
# The wxPython ToolkitEditorFactory class.
#---------------------------------------------------------------------------
class ToolkitEditorFactory(BaseColorToolkitEditorFactory):
""" wxPython editor factory for color editors.
"""
#---------------------------------------------------------------------------
# Gets the wxPython color equivalent of the object:
#---------------------------------------------------------------------------
def to_wx_color ( self, editor, color=None ):
""" Gets the wxPython color equivalent of the object trait.
"""
if color is None:
try:
color = getattr( editor.object, editor.name + '_' )
except AttributeError:
color = getattr( editor.object, editor.name )
if isinstance(color, tuple):
return wx.Colour( int( color[0] * 255.0 ),
int( color[1] * 255.0 ),
int( color[2] * 255.0 ) )
return color
#---------------------------------------------------------------------------
# Gets the application equivalent of a wxPython value:
#---------------------------------------------------------------------------
def from_wx_color ( self, color ):
""" Gets the application equivalent of a wxPython value.
"""
return ( color.Red() / 255.0,
color.Green() / 255.0,
color.Blue() / 255.0 )
#---------------------------------------------------------------------------
# Returns the text representation of a specified color value:
#---------------------------------------------------------------------------
def str_color ( self, color ):
""" Returns the text representation of a specified color value.
"""
if type( color ) in SequenceTypes:
return "(%d,%d,%d)" % ( int( color[0] * 255.0 ),
int( color[1] * 255.0 ),
int( color[2] * 255.0 ) )
return super(ToolkitEditorFactory, self).str_color(color)
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