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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
#
#------------------------------------------------------------------------------
""" Table column object for Color traits.
"""
#-------------------------------------------------------------------------------
# Imports:
#-------------------------------------------------------------------------------
from wx \
import Colour as WxColour
from traitsui.table_column \
import ObjectColumn
#-------------------------------------------------------------------------------
# 'ColorColumn' class:
#-------------------------------------------------------------------------------
class ColorColumn ( ObjectColumn ):
""" Table column object for Color traits. """
#-- ObjectColumn Overrides -----------------------------------------------------
def get_cell_color ( self, object ):
""" Returns the cell background color for the column for a specified
object.
"""
color_values = getattr( object, self.name + '_' )
if type( color_values ) is tuple:
wxcolor = WxColour( *self._as_int_rgb_tuple( color_values ) )
else:
wxcolor = super( ColorColumn, self ).get_cell_color( object )
return wxcolor
def get_value ( self, object ):
""" Gets the value of the column for a specified object.
"""
value = getattr( self.get_object( object ), self.name )
if type( value ) is tuple:
value = "(%3d, %3d, %3d)" % self._as_int_rgb_tuple( value[:-1] )
elif type( value ) is not str:
value = str( value )
return value
#-- Private Methods ------------------------------------------------------------
def _as_int_rgb_tuple ( self, color_values ):
""" Returns object color as RGB integers. """
return ( int( 255 * color_values[0] ),
int( 255 * color_values[1] ),
int( 255 * color_values[2] ) )
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