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# Enthought library imports
from traits.api import HasTraits
class Viewable(HasTraits):
"""
Mixin class for Components which want to support being rendered by
multiple viewports.
"""
#------------------------------------------------------------------------
# Public methods
#------------------------------------------------------------------------
def request_redraw(self):
# This overrides the default Component request_redraw by asking
# all of the views to redraw themselves.
return
def draw(self, gc, view_bounds=None, mode="default"):
if len(self.viewports) > 0:
for view in self.viewports:
view.draw(gc, view_bounds, mode)
else:
super(Viewable, self).draw(gc, view_bounds, mode)
return
# EOF
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