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* later will merge template_mixin into here as well
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| from .components import * # noqa |
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| from astropy import units as u | ||
| from ipyvuetify import VuetifyTemplate | ||
| from glue.core import HubListener | ||
| from traitlets import List, Unicode | ||
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| from jdaviz.core.template_mixin import SelectPluginComponent | ||
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| from lcviz.events import FluxOriginChangedMessage | ||
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| __all__ = ['FluxOriginSelect', 'FluxOriginSelectMixin'] | ||
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| class FluxOriginSelect(SelectPluginComponent): | ||
| def __init__(self, plugin, items, selected, dataset): | ||
| super().__init__(plugin, | ||
| items=items, | ||
| selected=selected, | ||
| dataset=dataset) | ||
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| self.add_observe(selected, self._on_change_selected) | ||
| self.add_observe(self.dataset._plugin_traitlets['selected'], | ||
| self._on_change_dataset) | ||
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| # sync between instances in different plugins | ||
| self.hub.subscribe(self, FluxOriginChangedMessage, | ||
| handler=self._on_flux_origin_changed_msg) | ||
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| def _on_change_dataset(self, *args): | ||
| def _include_col(lk_obj, col): | ||
| if col == 'flux' and lk_obj.meta.get('FLUX_ORIGIN') != 'flux': | ||
| # this is the currently active column (and should be copied elsewhere unless) | ||
| return False | ||
| if col in ('time', 'cadn', 'cadenceno', 'quality'): | ||
| return False | ||
| if col.startswith('phase:'): | ||
| # internal jdaviz ephemeris phase columns | ||
| return False | ||
| if col.startswith('time'): | ||
| return False | ||
| if col.startswith('centroid'): | ||
| return False | ||
| if col.startswith('cbv'): | ||
| # cotrending basis vector | ||
| return False | ||
| if col.endswith('_err'): | ||
| return False | ||
| if col.endswith('quality'): | ||
| return False | ||
| # TODO: need to think about flatten losing units in the flux column | ||
| return lk_obj[col].unit != u.pix | ||
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| lk_obj = self.dataset.selected_obj | ||
| if lk_obj is None: | ||
| return | ||
| self.choices = [col for col in lk_obj.columns if _include_col(lk_obj, col)] | ||
| flux_origin = lk_obj.meta.get('FLUX_ORIGIN') | ||
| if flux_origin in self.choices: | ||
| self.selected = flux_origin | ||
| else: | ||
| self.selected = '' | ||
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| def _on_flux_origin_changed_msg(self, msg): | ||
| if msg.dataset != self.dataset.selected: | ||
| return | ||
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| # need to clear the cache due to the change in metadata made to the data-collection entry | ||
| self.dataset._clear_cache('selected_obj', 'selected_dc_item') | ||
| self._on_change_dataset() | ||
| self.selected = msg.flux_origin | ||
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| def _on_change_selected(self, *args): | ||
| if self.selected == '': | ||
| return | ||
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| dc_item = self.dataset.selected_dc_item | ||
| old_flux_origin = dc_item.meta.get('FLUX_ORIGIN') | ||
| if self.selected == old_flux_origin: | ||
| # nothing to do here! | ||
| return | ||
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| # instead of using lightkurve's select_flux and having to reparse the data entry, we'll | ||
| # manipulate the arrays in the data-collection directly, and modify FLUX_ORIGIN so that | ||
| # exporting back to a lightkurve object works as expected | ||
| self.app._jdaviz_helper._set_data_component(dc_item, 'flux', dc_item[self.selected]) | ||
| self.app._jdaviz_helper._set_data_component(dc_item, 'flux_err', dc_item[self.selected+"_err"]) # noqa | ||
| dc_item.meta['FLUX_ORIGIN'] = self.selected | ||
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| self.hub.broadcast(FluxOriginChangedMessage(dataset=self.dataset.selected, | ||
| flux_origin=self.selected, | ||
| sender=self)) | ||
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| def add_new_flux_column(self, flux, flux_err, label, selected=False): | ||
| dc_item = self.dataset.selected_dc_item | ||
| self.app._jdaviz_helper._set_data_component(dc_item, | ||
| label, | ||
| flux) | ||
| self.app._jdaviz_helper._set_data_component(dc_item, | ||
| f"{label}_err", | ||
| flux_err) | ||
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| # broadcast so all instances update to get the new column and selection (if applicable) | ||
| self.hub.broadcast(FluxOriginChangedMessage(dataset=self.dataset.selected, | ||
| flux_origin=label if selected else self.selected, # noqa | ||
| sender=self)) | ||
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| class FluxOriginSelectMixin(VuetifyTemplate, HubListener): | ||
| flux_origin_items = List().tag(sync=True) | ||
| flux_origin_selected = Unicode().tag(sync=True) | ||
| # assumes DatasetSelectMixin is also used (DatasetSelectMixin must appear after in inheritance) | ||
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| def __init__(self, *args, **kwargs): | ||
| super().__init__(*args, **kwargs) | ||
| self.flux_origin = FluxOriginSelect(self, | ||
| 'flux_origin_items', | ||
| 'flux_origin_selected', | ||
| dataset='dataset') | ||
