def create_poly_region(ctx, img=None, features=None):
'''Create a region file
Parameters
----------
ctx : :class:`wise.project.AnalysisContext`
img : :class:`libwise.imgutils.Image`, optional
Image to use as background
features : :class:`wise.features.FeaturesGroup`, optional
Features to plot on top of the image
.. _tags: task_general
'''
from libwise.app import PolyRegionEditor
if img is None:
img = ctx.get_ref_image()
prj = ctx.get_projection(img)
editor = PolyRegionEditor.PolyRegionEditor(img, prj=prj, current_folder=ctx.get_data_dir())
if features is not None:
wiseutils.plot_features(editor.ax, features, mode='com', c=plotutils.black, s=20)
editor.start()
def do_plot(fig):
ax_all = fig.subplots()
plotutils.imshow_image(ax_all, ref_img, projection=projection, **img_kargs)
if region_list is not None:
for region, gdata in data.df.groupby('region'):
features = wds.DatedFeaturesGroupScale(0, features=gdata.features.values)
wiseutils.plot_features(ax_all, features, mode='com', c=region.get_color(), label=region.get_name())
plotutils.plot_region(ax_all, region, projection=projection, text=False,
color=region.get_color(), fill=True)
else:
features = wds.DatedFeaturesGroupScale(0, features=data.df.features.values)
wiseutils.plot_features(ax_all, features, mode='com')
if legend:
ax_all.legend(loc='best')