pyvisi/py_src/image.py

"""
@author: John NGUI
"""

import vtk
from mapper import DataSetMapper
from actor import Actor3D
from constant import Viewport
from texture import Texture
from plane import PlaneSource

# NOTE: DataSetMapper, Actor3D, Texture and PlaneSource were inherited to 
# allow access to their public methods from the driver.
class Image(DataSetMapper, Actor3D, Texture, PlaneSource):
    """
    Class that displays an image with interaction capability.
    """

    # The SOUTH_WEST default viewport is used when there is only one viewport.
    # This saves the user from specifying the viewport when there is only one.
    def __init__(self, scene, image_reader, viewport = Viewport.SOUTH_WEST):
        """
        @type scene: L{Scene <scene.Scene>} object
        @param scene: Scene in which objects are to be rendered on
        @type image_reader: L{ImageReader <datacollector.ImageReader>}
                object
        @param image_reader: Deal with source of image for visualisation
        @type viewport: L{Viewport <constant.Viewport>} constant  
        @param viewport: Viewport in which objects are to be rendered on 
        """

        # ----- Image -----

        Texture.__init__(self, image_reader._getOutput())
        PlaneSource.__init__(self)

        DataSetMapper.__init__(self, PlaneSource._getOutput(self))  

        Actor3D.__init__(self, DataSetMapper._getDataSetMapper(self))
        Actor3D._setTexture(self, Texture._getTexture(self))

        scene._addActor3D(viewport, Actor3D._getActor3D(self))

1	"""
2	@author: John NGUI
3	"""
4
5	import vtk
6	from mapper import DataSetMapper
7	from actor import Actor3D
8	from constant import Viewport
9	from texture import Texture
10	from plane import PlaneSource
11
12	# NOTE: DataSetMapper, Actor3D, Texture and PlaneSource were inherited to
13	# allow access to their public methods from the driver.
14	class Image(DataSetMapper, Actor3D, Texture, PlaneSource):
15	"""
16	Class that displays an image with interaction capability.
17	"""
18
19	# The SOUTH_WEST default viewport is used when there is only one viewport.
20	# This saves the user from specifying the viewport when there is only one.
21	def __init__(self, scene, image_reader, viewport = Viewport.SOUTH_WEST):
22	"""
23	@type scene: L{Scene <scene.Scene>} object
24	@param scene: Scene in which objects are to be rendered on
25	@type image_reader: L{ImageReader <datacollector.ImageReader>}
26	object
27	@param image_reader: Deal with source of image for visualisation
28	@type viewport: L{Viewport <constant.Viewport>} constant
29	@param viewport: Viewport in which objects are to be rendered on
30	"""
31
32	# ----- Image -----
33
34	Texture.__init__(self, image_reader._getOutput())
35	PlaneSource.__init__(self)
36
37	DataSetMapper.__init__(self, PlaneSource._getOutput(self))
38
39	Actor3D.__init__(self, DataSetMapper._getDataSetMapper(self))
40	Actor3D._setTexture(self, Texture._getTexture(self))
41
42	scene._addActor3D(viewport, Actor3D._getActor3D(self))
43