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polygon.py
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polygon.py
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#!/usr/bin/env python3.4
# coding: latin-1
# (c) Massachusetts Institute of Technology 2015-2018
# (c) Brian Teague 2018-2019
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
'''
Polygon Gate
------------
Draw a polygon gate. To add vertices, use a single-click; to close the
polygon, double-click.
.. object:: Name
The operation name. Used to name the new metadata field that's created by
this module.
.. object:: X Channel
The name of the channel on the gate's X axis.
.. object:: Y Channel
The name of the channel on the gate's Y axis.
.. object:: X Scale
The scale of the X axis for the interactive plot.
.. object:: Y Scale
The scale of the Y axis for the interactive plot
.. object:: Hue facet
Show different experimental conditions in different colors.
.. object:: Subset
Show only a subset of the data.
.. plot::
import cytoflow as flow
import_op = flow.ImportOp()
import_op.tubes = [flow.Tube(file = "Plate01/RFP_Well_A3.fcs",
conditions = {'Dox' : 10.0}),
flow.Tube(file = "Plate01/CFP_Well_A4.fcs",
conditions = {'Dox' : 1.0})]
import_op.conditions = {'Dox' : 'float'}
ex = import_op.apply()
p = flow.PolygonOp(name = "Polygon",
xchannel = "V2-A",
ychannel = "Y2-A")
p.vertices = [(23.411982294776319, 5158.7027015021222),
(102.22182270573683, 23124.058843387455),
(510.94519955277201, 23124.058843387455),
(1089.5215641232173, 3800.3424832180476),
(340.56382570202402, 801.98947404942271),
(65.42597937575897, 1119.3133482602157)]
p.default_view(huefacet = "Dox",
xscale = 'log',
yscale = 'log').plot(ex)
'''
from textwrap import dedent
from traits.api import provides, Callable, Instance, DelegatesTo, on_trait_change
from traitsui.api import View, Item, EnumEditor, Controller, VGroup, TextEditor
from envisage.api import Plugin, contributes_to
from pyface.api import ImageResource
from cytoflow.operations import IOperation
from cytoflow.views.i_selectionview import ISelectionView
from cytoflow.operations.polygon import PolygonOp, PolygonSelection
from cytoflowgui.op_plugins import IOperationPlugin, OpHandlerMixin, OP_PLUGIN_EXT, shared_op_traits
from cytoflowgui.view_plugins.i_view_plugin import ViewHandlerMixin, PluginViewMixin
from cytoflowgui.subset import SubsetListEditor
from cytoflowgui.color_text_editor import ColorTextEditor
from cytoflowgui.ext_enum_editor import ExtendableEnumEditor
from cytoflowgui.op_plugins.i_op_plugin import PluginOpMixin, PluginHelpMixin
from cytoflowgui.view_plugins.scatterplot import ScatterplotPlotParams
from cytoflowgui.workflow import Changed
from cytoflowgui.serialization import camel_registry, traits_repr, traits_str
PolygonOp.__repr__ = traits_repr
class PolygonHandler(OpHandlerMixin, Controller):
def default_traits_view(self):
return View(Item('name',
editor = TextEditor(auto_set = False)),
Item('xchannel',
editor=EnumEditor(name='context.previous_wi.channels'),
label = "X Channel"),
Item('xscale',
label = "X Scale"),
Item('ychannel',
editor=EnumEditor(name='context.previous_wi.channels'),
label = "Y Channel"),
Item('yscale',
label = "Y Scale"),
shared_op_traits)
class PolygonViewHandler(ViewHandlerMixin, Controller):
def default_traits_view(self):
return View(VGroup(
VGroup(Item('xchannel',
label = "X Channel",
style = 'readonly'),
Item('ychannel',
label = "Y Channel",
style = 'readonly'),
Item('huefacet',
editor=ExtendableEnumEditor(name='handler.previous_conditions_names',
extra_items = {"None" : ""}),
label="Color\nFacet"),
label = "Polygon Setup View",
show_border = False),
VGroup(Item('subset_list',
show_label = False,
editor = SubsetListEditor(conditions = "context.previous_wi.conditions")),
label = "Subset",
show_border = False,
show_labels = False),
Item('context.view_warning',
resizable = True,
visible_when = 'context.view_warning',
editor = ColorTextEditor(foreground_color = "#000000",
background_color = "#ffff99")),
Item('context.view_error',
resizable = True,
visible_when = 'context.view_error',
editor = ColorTextEditor(foreground_color = "#000000",
background_color = "#ff9191"))))
@provides(ISelectionView)
class PolygonSelectionView(PluginViewMixin, PolygonSelection):
handler_factory = Callable(PolygonViewHandler)
op = Instance(IOperation, fixed = True)
vertices = DelegatesTo('op', status = True)
plot_params = Instance(ScatterplotPlotParams, ())
def should_plot(self, changed, payload):
if changed == Changed.PREV_RESULT or changed == Changed.VIEW:
return True
else:
return False
def plot_wi(self, wi):
self.plot(wi.previous_wi.result, **self.plot_params.trait_get())
def get_notebook_code(self, idx):
view = PolygonSelection()
view.copy_traits(self, view.copyable_trait_names())
plot_params_str = traits_str(self.plot_params)
return dedent("""
op_{idx}.default_view({traits}).plot(ex_{prev_idx}{plot_params})
"""
.format(idx = idx,
traits = traits_str(view),
prev_idx = idx - 1,
plot_params = ", " + plot_params_str if plot_params_str else ""))
class PolygonPluginOp(PluginOpMixin, PolygonOp):
handler_factory = Callable(PolygonHandler)
@on_trait_change('xchannel, ychannel, xscale, yscale', post_init = True)
def _reset_polygon(self):
self.vertices = []
def default_view(self, **kwargs):
return PolygonSelectionView(op = self, **kwargs)
def get_notebook_code(self, idx):
op = PolygonOp()
op.copy_traits(self, op.copyable_trait_names())
return dedent("""
op_{idx} = {repr}
ex_{idx} = op_{idx}.apply(ex_{prev_idx})
"""
.format(repr = repr(op),
idx = idx,
prev_idx = idx - 1))
@provides(IOperationPlugin)
class PolygonPlugin(Plugin, PluginHelpMixin):
id = 'edu.mit.synbio.cytoflowgui.op_plugins.polygon'
operation_id = 'edu.mit.synbio.cytoflow.operations.polygon'
short_name = "Polygon Gate"
menu_group = "Gates"
def get_operation(self):
return PolygonPluginOp()
def get_icon(self):
return ImageResource('polygon')
@contributes_to(OP_PLUGIN_EXT)
def get_plugin(self):
return self
### Serialization
@camel_registry.dumper(PolygonPluginOp, 'polygon', version = 1)
def _dump(op):
return dict(name = op.name,
xchannel = op.xchannel,
ychannel = op.ychannel,
vertices = op.vertices,
xscale = op.xscale,
yscale = op.yscale)
@camel_registry.loader('polygon', version = 1)
def _load(data, version):
data['vertices'] = [(v[0], v[1]) for v in data['vertices']]
return PolygonPluginOp(**data)
@camel_registry.dumper(PolygonSelectionView, 'polygon-view', version = 2)
def _dump_view(view):
return dict(op = view.op,
huefacet = view.huefacet,
subset_list = view.subset_list,
plot_params = view.plot_params)
@camel_registry.dumper(PolygonSelectionView, 'polygon-view', version = 1)
def _dump_view_v1(view):
return dict(op = view.op,
huefacet = view.huefacet,
subset_list = view.subset_list)
@camel_registry.loader('polygon-view', version = any)
def _load_view(data, version):
return PolygonSelectionView(**data)