/usr/lib/python2.7/dist-packages/ginga/mockw/ImageViewCanvasMock.py is in python-ginga 2.6.1-2.
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# ImageViewCanvasMock.py -- A Ginga image widget with canvas drawing in mock
# widget set
#
# Eric Jeschke (eric@naoj.org)
#
# Copyright (c) Eric R. Jeschke. All rights reserved.
# This is open-source software licensed under a BSD license.
# Please see the file LICENSE.txt for details.
#
from ginga.mockw import ImageViewMock
from ginga.canvas.mixins import DrawingMixin, CanvasMixin, CompoundMixin
class ImageViewCanvasError(ImageViewMock.ImageViewMockError):
pass
class ImageViewCanvas(ImageViewMock.ImageViewZoom,
DrawingMixin, CanvasMixin, CompoundMixin):
def __init__(self, logger=None, settings=None,
rgbmap=None, bindmap=None, bindings=None):
ImageViewMock.ImageViewZoom.__init__(self, logger=logger,
settings=settings,
rgbmap=rgbmap,
bindmap=bindmap,
bindings=bindings)
CompoundMixin.__init__(self)
CanvasMixin.__init__(self)
DrawingMixin.__init__(self)
# we are both a viewer and a canvas
self.set_canvas(self, private_canvas=self)
# METHODS THAT WERE IN IPG
def add_canvas(self, tag=None):
# add a canvas to the view
DrawingCanvas = self.getDrawClass('drawingcanvas')
canvas = DrawingCanvas()
# enable drawing on the canvas
canvas.enable_draw(True)
canvas.ui_setActive(True)
canvas.set_surface(self)
# add the canvas to the view.
self.add(canvas, tag=tag)
return canvas
def show(self):
from IPython.display import Image
return Image(data=bytes(self.get_rgb_image_as_bytes(format='png')),
format='png', embed=True)
#END
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