Source code for bokeh.models.annotations.annotation

#-----------------------------------------------------------------------------
# Copyright (c) Anaconda, Inc., and Bokeh Contributors.
# All rights reserved.
#
# The full license is in the file LICENSE.txt, distributed with this software.
#-----------------------------------------------------------------------------
'''

'''

#-----------------------------------------------------------------------------
# Boilerplate
#-----------------------------------------------------------------------------
from __future__ import annotations

import logging # isort:skip
log = logging.getLogger(__name__)

#-----------------------------------------------------------------------------
# Imports
#-----------------------------------------------------------------------------

# Bokeh imports
from ...core.has_props import abstract
from ...core.properties import Instance, InstanceDefault, Override
from ..renderers.renderer import CompositeRenderer
from ..sources import ColumnDataSource, DataSource

#-----------------------------------------------------------------------------
# Globals and constants
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__all__ = (
    'Annotation',
)

#-----------------------------------------------------------------------------
# General API
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[docs] @abstract class Annotation(CompositeRenderer): ''' Base class for all annotation models. ''' # explicit __init__ to support Init signatures def __init__(self, *args, **kwargs) -> None: super().__init__(*args, **kwargs) level = Override(default="annotation")
@abstract class DataAnnotation(Annotation): ''' Base class for annotations that utilize a data source. ''' # explicit __init__ to support Init signatures def __init__(self, *args, **kwargs) -> None: super().__init__(*args, **kwargs) source = Instance(DataSource, default=InstanceDefault(ColumnDataSource), help=""" Local data source to use when rendering annotations on the plot. """) #----------------------------------------------------------------------------- # Dev API #----------------------------------------------------------------------------- #----------------------------------------------------------------------------- # Private API #----------------------------------------------------------------------------- #----------------------------------------------------------------------------- # Code #-----------------------------------------------------------------------------