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# Licensed under a 3-clause BSD style license - see LICENSE |
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"""Utils specific to the field of astrophysics""" |
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import logging |
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import numpy as np |
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import pandas as pd |
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import matplotlib as mplt |
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import matplotlib.pyplot as plt |
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from astropy.time import Time |
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__all__ = ["Astro"] |
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log = logging.getLogger(__name__) |
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def pol_angle_reshape(s): |
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""" |
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Reshape a signal as a polarization angle: shifting by 180 degrees in a way it varies as smoothly as possible. |
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""" |
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s = np.array(s) |
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s = np.mod(s,180) # s % 180 |
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sn = np.empty(s.shape) |
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for i in range(1,len(s)): |
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#if t[i]-t[i-1] < 35: |
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d = 181 |
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n = 0 |
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for m in range(0,100): |
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m2 = (-1)**(m+1)*np.floor((m+1)/2) |
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if np.abs(s[i]+180*m2-sn[i-1]) < d: |
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d = np.abs(s[i]+180*m2-sn[i-1]) |
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n = m2 |
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sn[i] = s[i]+180*n |
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return sn |
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def KnotsIdAuto(mod_dates, mod_dates_str, mod_data): |
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""" |
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Identify the knots appearing in several epochs giving them names, based on their position. |
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Parameters: |
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----------- |
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mod_dates : a list containing the dates (datetime) of each of the epochs. |
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mod_data : a list containing a pandas.DataFrame for each epoch, with at least columns |
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'X', 'Y' and 'Flux (Jy)'. |
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Returns: ((Bx, By, B), mod) |
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-------- |
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(Bx, By, B) : :tuple: |
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three lists, the first two containing the positions of |
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the identified knots, the third their assigned names (for each epoch). |
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mod : :pd.DataFrame: |
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pandas.DataFrame containing every knot with their altered labels, with |
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at least columns 'label', 'date', 'X', 'Y', 'Flux (Jy)'. |
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Usage: (old) |
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------ |
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>> Bx, By, B = KnotsIdAuto(mod_dates, mod_dates_str, mod_data) |
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>> for i, (date, data) in enumerate(zip(mod_dates, mod_data)): |
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data['label'] = B[i] |
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>> mod = pd.concat(mod_data, ignore_index=True) |
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>> mod |
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""" |
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Bx = [[]]*len(mod_dates) |
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By = [[]]*len(mod_dates) |
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B = [[]]*len(mod_dates) |
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thresh = 0.03 #0.062 |
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news = 0 |
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for i, (date, data) in enumerate(zip(mod_dates, mod_data)): |
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log.debug(f'Analysing epoch i {i:3d} ({mod_dates_str[i]})') |
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if not len(data.index) > 0: |
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log.error(' -> Error, no components found') |
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break |
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log.debug(f' it has {len(data.index)} components') |
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Bx[i] = np.ravel(data['X']) |
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By[i] = np.ravel(data['Y']) |
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B[i] = np.full(len(data.index), fill_value=None) |
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# if first epoch, just give them new names...: |
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if i == 0: |
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log.debug(' first epoch, giving names...') |
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for n in range(0,len(mod_data[i].index)): |
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if data['Flux (Jy)'][n] < 0.001: |
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log.debug(' skipping, too weak') |
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break |
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if n == 0: |
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B[i][n] = 'A0' |
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else: |
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news = news + 1 |
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B[i][n] = f'B{news}' |
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log.debug(f' -> FOUND: {B[i]}\n') |
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continue |
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# if not first epoch...: |
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for n in range(0,len(mod_data[i].index)): |
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if data['Flux (Jy)'][n] < 0.001: |
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log.debug(' skipping, too weak') |
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break |
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if n == 0: |
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B[i][n] = 'A0' |
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else: |
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log.debug(f' -> id component {n}...') |
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close = None |
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a = 0 |
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while ( i - a >= 0 and a < 4 and close is None): |
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a = a + 1 |
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if not len(Bx[i-a])>0: |
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break |
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dist = ( (Bx[i-a]-Bx[i][n]) ** 2 + (By[i-a]-By[i][n]) ** 2 ) ** 0.5 |
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for m in range(len(dist)): |
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if B[i-a][m] in B[i]: |
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dist[m] = np.inf |
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if np.amin(dist) < thresh*a**1.5: |
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close = np.argmin(dist) |
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if B[i-a][close] in B[i]: |
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close = None |
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if close is None: |
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news = news + 1 |
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B[i][n] = f'B{news}' |
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log.debug(f' component {n} is new, naming it {B[i][n]}') |
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else: |
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log.debug(f' component {n} is close to {B[i-a][close]} of previous epoch ({a} epochs before)') |
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B[i][n] = B[i-a][close] |
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log.debug(f' -> FOUND: {B[i]}\n') |
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#Bx, By, B = KnotsIdAuto(mod_dates, mod_dates_str, mod_data) |
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for i, (date, data) in enumerate(zip(mod_dates, mod_data)): |
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data['label'] = B[i] |
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mod = pd.concat(mod_data, ignore_index=True) |
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return (Bx, By, B), mod |
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def KnotsId2dGUI(mod, use_arrows=False, arrow_pos=1.0): |
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""" |
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Prompt a GUI to select identified knots and alter their label, reprenting their 2D |
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spatial distribution in different times. |
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It can be used inside jupyter notebooks, using '%matplotlib widget' first. |
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""" |
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mod = mod.copy() |
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knots = dict(tuple(mod.groupby('label'))) |
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knots_names = list(knots.keys()) |
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knots_values = list(knots.values()) |
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knots_jyears = {k:Time(knots[k]['date'].to_numpy()).jyear for k in knots} |
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knots_X = {k:knots[k]['X'].to_numpy() for k in knots} |
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knots_Y = {k:knots[k]['Y'].to_numpy() for k in knots} |
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from matplotlib.widgets import Slider, Button, TextBox, RectangleSelector |
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fig, ax = plt.subplots(nrows=1, ncols=1, figsize=(8,8)) |
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lineas = list() |
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flechas = list() |
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textos = list() |
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def draw_all(val=2008): |
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nonlocal lineas, flechas, textos |
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# instead of clearing the whole axis, remove artists |
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for linea in lineas: |
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if linea is not None: |
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linea.remove() |
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for texto in textos: |
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if texto is not None: |
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texto.remove() |
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for flecha in flechas: |
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if flecha is not None: |
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flecha.remove() |
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ax.set_prop_cycle(None) |
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lineas = list() |
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flechas = list() |
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textos = list() |
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xlim, ylim = ax.get_xlim(), ax.get_ylim() |
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#ax.clear() # either clear the whole axis or remove every artist separetly |
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for i, label in enumerate(knots_names): |
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years = knots_jyears[label] |
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idx = (val-1.5 < years) & (years < val) |
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x = knots_X[label][idx] |
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y = knots_Y[label][idx] |
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lineas.append(ax.plot(x, y, '.-', linewidth=0.6, alpha=0.4, label=label)[0]) |
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if use_arrows: |
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if len(x) > 1: |
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flechas.append(ax.quiver(x[:-1], |
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y[:-1], |
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arrow_pos*(x[1:] - x[:-1]), |
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arrow_pos*(y[1:] - y[:-1]), |
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scale_units='xy', angles='xy', scale=1, |
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width=0.0015, headwidth=10, headlength=10, headaxislength=6, |
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alpha=0.5, color=lineas[i].get_color())) |
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else: |
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flechas.append(None) |
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if len(x) > 0: |
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#textos.append(ax.annotate(label, (x[0], y[0]), (-28,-10), textcoords='offset points', color=lineas[i].get_color(), fontsize=14)) |
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textos.append(ax.text(x[-1]+0.015, y[-1]+0.015, label, {'color':lineas[i].get_color(), 'fontsize':14})) |
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else: |
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textos.append(None) |
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ax.set_xlim(xlim) |
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ax.set_ylim(ylim) |
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ax.set_aspect('equal') |
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fig.canvas.draw_idle() # if removed every artist separately instead of ax.clear() |
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draw_all() |
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def update(val): |
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nonlocal lineas, flechas, textos |
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255
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256
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for i, label in enumerate(knots_names): |
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years = knots_jyears[label] |
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idx = (val-1.5 < years) & (years < val) |
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x = knots_X[label][idx] |
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y = knots_Y[label][idx] |
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262
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lineas[i].set_xdata(x) |
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lineas[i].set_ydata(y) |
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264
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265
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if textos[i] is not None: |
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266
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if len(x) > 0: |
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267
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textos[i].set_position((x[-1]+0.015, y[-1]+0.015)) |
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268
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textos[i].set_text(label) |
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269
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else: |
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270
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textos[i].remove() |
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271
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textos[i] = None |
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272
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#textos[i].set_position((10, 10)) |
|
273
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else: |
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274
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if len(x) > 0: |
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275
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textos[i] = ax.text(x[-1]+0.02, y[-1]+0.02, label, {'color':lineas[i].get_color(), 'fontsize':14}) |
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276
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277
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if use_arrows: |
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278
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if flechas[i] is not None: |
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279
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flechas[i].remove() |
|
280
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flechas[i] = None |
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281
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282
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flechas[i] = ax.quiver(x[:-1], |
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283
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y[:-1], |
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284
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arrow_pos*(x[1:] - x[:-1]), |
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285
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arrow_pos*(y[1:] - y[:-1]), |
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286
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scale_units='xy', angles='xy', scale=1, |
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287
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width=0.0015, headwidth=10, headlength=10, headaxislength=6, |
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288
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alpha=0.5, color=lineas[i].get_color()) |
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289
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290
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fig.canvas.draw_idle() |
|
291
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292
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293
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294
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selected_knot = None |
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295
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selected_ind = None |
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296
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selected_x = None |
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297
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selected_y = None |
|
298
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299
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300
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|
View Code Duplication |
def submit_textbox(text): |
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301
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nonlocal mod, knots, knots_names, knots_values, knots_jyears, knots_X, knots_Y |
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|
302
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|
303
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log.debug('Submited with:') |
|
304
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log.debug(f' selected_knot {selected_knot}') |
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|
305
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log.debug(f' selected_ind {selected_ind}') |
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|
306
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log.debug(f' selected_x {selected_x}') |
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|
307
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log.debug(f' selected_y {selected_y}') |
|
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|
308
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|
309
|
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if selected_knot is not None: |
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|
310
|
|
|
mod.loc[selected_ind, 'label'] = text.upper() |
|
311
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|
312
|
|
|
knots = dict(tuple(mod.groupby('label'))) |
|
313
|
|
|
knots_names = list(knots.keys()) |
|
314
|
|
|
knots_values = list(knots.values()) |
|
315
|
|
|
knots_jyears = {k:Time(knots[k]['date'].to_numpy()).jyear for k in knots} |
|
316
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|
knots_X = {k:knots[k]['X'].to_numpy() for k in knots} |
|
|
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|
317
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|
|
knots_Y = {k:knots[k]['Y'].to_numpy() for k in knots} |
|
|
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|
318
|
|
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|
319
|
|
|
print(f"Updated index {selected_ind} to {text.upper()}") |
|
320
|
|
|
else: |
|
321
|
|
|
pass |
|
322
|
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|
323
|
|
|
draw_all(slider_date.val) |
|
324
|
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|
325
|
|
|
def line_select_callback(eclick, erelease): |
|
|
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|
|
326
|
|
|
nonlocal selected_knot,selected_x, selected_y, selected_ind |
|
|
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|
327
|
|
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|
|
328
|
|
|
# 1 eclick and erelease are the press and release events |
|
329
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|
|
x1, y1 = eclick.xdata, eclick.ydata |
|
|
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|
|
330
|
|
|
x2, y2 = erelease.xdata, erelease.ydata |
|
|
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|
|
331
|
|
|
log.debug("GUI: (%3.2f, %3.2f) --> (%3.2f, %3.2f)" % (x1, y1, x2, y2)) |
|
|
|
|
|
|
332
|
|
|
log.debug("GUI: The button you used were: %s %s" % (eclick.button, erelease.button)) |
|
|
|
|
|
|
333
|
|
|
|
|
334
|
|
|
selected_knot = None |
|
335
|
|
|
selected_x = None |
|
336
|
|
|
selected_y = None |
|
337
|
|
|
selected_ind = None |
|
338
|
|
|
|
|
339
|
|
|
for i, label in enumerate(knots_names): |
|
|
|
|
|
|
340
|
|
|
years = knots_jyears[label] |
|
341
|
|
|
idx = (slider_date.val-1.5 < years) & (years < slider_date.val) |
|
342
|
|
|
|
|
343
|
|
|
if np.sum(idx) == 0: |
|
344
|
|
|
continue # we did not select any component from this component, next one |
|
345
|
|
|
|
|
346
|
|
|
x = np.array(knots_X[label]) |
|
|
|
|
|
|
347
|
|
|
y = np.array(knots_Y[label]) |
|
|
|
|
|
|
348
|
|
|
|
|
349
|
|
|
# get points iside current rectangle for current date |
|
350
|
|
|
rect_idx = (x1 < x) & ( x < x2) & (y1 < y) & ( y < y2) & idx |
|
|
|
|
|
|
351
|
|
|
|
|
352
|
|
View Code Duplication |
if np.sum(rect_idx) > 0: |
|
|
|
|
|
|
353
|
|
|
textbox.set_val(label) |
|
354
|
|
|
selected_knot = label |
|
355
|
|
|
selected_x = x[rect_idx].ravel() |
|
356
|
|
|
selected_y = y[rect_idx].ravel() |
|
357
|
|
|
selected_ind = knots[label].index[rect_idx] |
|
358
|
|
|
log.debug(f'Selected {label} points rect_idx {rect_idx} x {x[rect_idx]}, y {y[rect_idx]} with indices {selected_ind}') |
|
|
|
|
|
|
359
|
|
|
textbox.begin_typing(None) |
|
360
|
|
|
break # if we find selected components in this epoch, continue with renaming |
|
361
|
|
|
else: |
|
362
|
|
|
pass |
|
363
|
|
|
|
|
364
|
|
|
update(slider_date.val) |
|
365
|
|
|
|
|
366
|
|
|
|
|
367
|
|
View Code Duplication |
def toggle_selector(event): |
|
|
|
|
|
|
368
|
|
|
log.debug('GUI: Key pressed.', end=' ') |
|
369
|
|
|
if event.key in ['Q', 'q'] and toggle_selector.RS.active: |
|
370
|
|
|
log.debug('Selector deactivated.') |
|
371
|
|
|
toggle_selector.RS.set_active(False) |
|
372
|
|
|
if event.key in ['S', 's'] and not toggle_selector.RS.active: |
|
373
|
|
|
log.debug('Selector activated.') |
|
374
|
|
|
toggle_selector.RS.set_active(True) |
|
375
|
|
|
if event.key in ['R', 'r']: |
|
376
|
|
|
log.debug('Selector deactivated.') |
|
377
|
|
|
toggle_selector.RS.set_active(False) |
|
378
|
|
|
textbox.begin_typing(None) |
|
379
|
|
|
#textbox.set_val('') |
|
380
|
|
|
|
|
381
|
|
|
|
|
382
|
|
|
toggle_selector.RS = RectangleSelector(ax, line_select_callback, |
|
383
|
|
|
drawtype='box', useblit=True, |
|
384
|
|
|
button=[1, 3], # don't use middle button |
|
385
|
|
|
minspanx=0, minspany=0, |
|
386
|
|
|
spancoords='data', |
|
387
|
|
|
interactive=False) |
|
388
|
|
|
|
|
389
|
|
|
|
|
390
|
|
|
#plt.connect('key_press_event', toggle_selector) |
|
391
|
|
|
fig.canvas.mpl_connect('key_press_event', toggle_selector) |
|
392
|
|
|
|
|
393
|
|
|
|
|
394
|
|
|
|
|
395
|
|
|
from mpl_toolkits.axes_grid1 import make_axes_locatable |
|
|
|
|
|
|
396
|
|
|
|
|
397
|
|
|
divider_slider = make_axes_locatable(ax) |
|
398
|
|
|
slider_ax = divider_slider.append_axes("top", size="3%", pad="4%") |
|
|
|
|
|
|
399
|
|
|
slider_date = Slider(ax=slider_ax, label="Date", valmin=2007, valmax=2020, valinit=2008, valstep=0.2, orientation="horizontal") |
|
|
|
|
|
|
400
|
|
|
slider_date.on_changed(update) |
|
401
|
|
|
|
|
402
|
|
|
#divider_textbox = make_axes_locatable(ax) |
|
403
|
|
|
#textbox_ax = divider_textbox.append_axes("bottom", size="3%", pad="4%") |
|
|
|
|
|
|
404
|
|
|
textbox_ax = fig.add_axes([0.3,0.015,0.5,0.05]) |
|
|
|
|
|
|
405
|
|
|
textbox = TextBox(textbox_ax, 'Knot name:', initial='None') |
|
406
|
|
|
textbox.on_submit(submit_textbox) |
|
407
|
|
|
|
|
408
|
|
|
|
|
409
|
|
|
|
|
410
|
|
|
ax.set_xlim([-1.0, +1.0]) |
|
411
|
|
|
ax.set_ylim([-1.0, +1.0]) |
|
412
|
|
|
ax.set_aspect('equal') |
|
413
|
|
|
|
|
414
|
|
|
fig.suptitle('S to select, R to rename, Q to deactivate selector') |
|
415
|
|
|
|
|
416
|
|
|
print('S to select, R to rename, Q to deactivate selector') |
|
417
|
|
|
print('(you can select points from one component at a time)') |
|
418
|
|
|
print('(if you use the zoom or movement tools, remember to unselect them)') |
|
419
|
|
|
|
|
420
|
|
|
plt.show() |
|
421
|
|
|
|
|
|
|
|
|
|
422
|
|
|
return mod |
|
423
|
|
|
|
|
424
|
|
|
|
|
425
|
|
|
|
|
426
|
|
|
|
|
427
|
|
|
|
|
428
|
|
|
|
|
429
|
|
|
def KnotsIdGUI(mod): |
|
|
|
|
|
|
430
|
|
|
""" |
|
431
|
|
|
Prompt a GUI to select identified knots and alter their label, reprenting their |
|
432
|
|
|
time evolution. |
|
433
|
|
|
|
|
|
|
|
|
|
434
|
|
|
It can be used inside jupyter notebooks, using '%matplotlib widget' first. |
|
435
|
|
|
|
|
|
|
|
|
|
436
|
|
|
mod_data : a list containing a pandas.DataFrame for each epoch, with at least columns |
|
437
|
|
|
'X', 'Y' and 'Flux (Jy)'. |
|
438
|
|
|
|
|
|
|
|
|
|
439
|
|
|
Parameters: |
|
440
|
|
|
----------- |
|
441
|
|
|
mod : :pd.DataFrame: |
|
442
|
|
|
pandas.DataFrame containing every knot, with at least columns |
|
|
|
|
|
|
443
|
|
|
'label', 'date', 'X', 'Y', 'Flux (Jy)'. |
|
444
|
|
|
|
|
|
|
|
|
|
445
|
|
|
Returns: |
|
446
|
|
|
-------- |
|
447
|
|
|
mod : :pd.DataFrame: |
|
448
|
|
|
pandas.DataFrame containing every knot with their altered labels, with |
|
|
|
|
|
|
449
|
|
|
at least columns 'label', 'date', 'X', 'Y', 'Flux (Jy)'. |
|
450
|
|
|
""" |
|
451
|
|
|
|
|
|
|
|
|
|
452
|
|
|
mod = mod.copy() |
|
453
|
|
|
|
|
|
|
|
|
|
454
|
|
|
knots = dict(tuple(mod.groupby('label'))) |
|
455
|
|
|
knots_names = list(knots.keys()) |
|
456
|
|
|
knots_values = list(knots.values()) |
|
457
|
|
|
knots_jyears = {k:Time(knots[k]['date'].to_numpy()).jyear for k in knots} |
|
458
|
|
|
knots_dates = {k:knots[k]['date'].to_numpy() for k in knots} |
|
459
|
|
|
knots_fluxes = {k:knots[k]['Flux (Jy)'].to_numpy() for k in knots} |
|
460
|
|
|
|
|
461
|
|
|
from matplotlib.widgets import TextBox, RectangleSelector |
|
|
|
|
|
|
462
|
|
|
|
|
463
|
|
|
fig, ax = plt.subplots(nrows=1, ncols=1, figsize=(10,6)) |
|
|
|
|
|
|
464
|
|
|
|
|
|
|
|
|
|
465
|
|
|
lineas = list() |
|
466
|
|
|
textos = list() |
|
467
|
|
|
|
|
|
|
|
|
|
468
|
|
|
def draw_all(): |
|
469
|
|
|
nonlocal lineas, textos |
|
|
|
|
|
|
470
|
|
|
|
|
471
|
|
|
for linea in lineas: |
|
472
|
|
|
if linea is not None: |
|
473
|
|
|
linea.remove() |
|
474
|
|
|
for texto in textos: |
|
475
|
|
|
if texto is not None: |
|
476
|
|
|
texto.remove() |
|
477
|
|
|
|
|
478
|
|
|
ax.set_prop_cycle(None) |
|
479
|
|
|
|
|
|
|
|
|
|
480
|
|
|
lineas = list() |
|
481
|
|
|
textos = list() |
|
482
|
|
|
|
|
|
|
|
|
|
483
|
|
|
#ax.clear() # either clear the whole axis or remove every artist separetly |
|
484
|
|
|
|
|
|
|
|
|
|
485
|
|
|
for i, label in enumerate(knots_names): |
|
486
|
|
|
x, y = knots_jyears[label], knots_fluxes[label] |
|
|
|
|
|
|
487
|
|
|
|
|
488
|
|
|
if len(x) > 0: |
|
489
|
|
|
lineas.append(ax.plot(x, y, '.-', linewidth=0.8, alpha=0.5, label=label)[0]) |
|
490
|
|
|
else: |
|
491
|
|
|
lineas.append(None) |
|
492
|
|
|
|
|
|
|
|
|
|
493
|
|
|
if len(x) > 0: |
|
494
|
|
|
#textos.append(ax.annotate(label, (x[0], y[0]), (-28,-10), textcoords='offset points', color=lineas[i].get_color(), fontsize=14)) |
|
|
|
|
|
|
495
|
|
|
textos.append(ax.text(x[0], y[0], label, {'color':lineas[i].get_color(), 'fontsize':14})) |
|
|
|
|
|
|
496
|
|
|
else: |
|
497
|
|
|
textos.append(None) |
|
498
|
|
|
|
|
|
|
|
|
|
499
|
|
|
fig.canvas.draw_idle() # if removed every artist separately instead of ax.clear() |
|
500
|
|
|
|
|
501
|
|
|
|
|
502
|
|
|
def update(): |
|
503
|
|
|
nonlocal lineas, textos |
|
|
|
|
|
|
504
|
|
|
|
|
505
|
|
|
for i, label in enumerate(knots_names): |
|
|
|
|
|
|
506
|
|
|
x, y = knots_jyears[label], knots_fluxes[label] |
|
|
|
|
|
|
507
|
|
|
|
|
508
|
|
|
if lineas[i] is not None: |
|
509
|
|
|
if len(x) > 0: |
|
510
|
|
|
lineas[i].set_xdata(x) |
|
511
|
|
|
lineas[i].set_ydata(y) |
|
512
|
|
|
else: |
|
513
|
|
|
lineas[i].remove() |
|
514
|
|
|
lineas[i] = None |
|
515
|
|
|
else: |
|
516
|
|
|
if len(x) > 0: |
|
|
|
|
|
|
517
|
|
|
lineas[i] = ax.plot(x, y, '.-', linewidth=0.8, alpha=0.5, label=label)[0] |
|
518
|
|
|
|
|
|
|
|
|
|
519
|
|
|
if textos[i] is not None: |
|
520
|
|
|
if len(x) > 0: |
|
|
|
|
|
|
521
|
|
|
textos[i].set_position((x[0], y[0])) |
|
522
|
|
|
textos[i].set_text(label) |
|
523
|
|
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else: |
|
524
|
|
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textos[i].remove() |
|
525
|
|
|
textos[i] = None |
|
526
|
|
|
#textos[i].set_position((10, 10)) |
|
527
|
|
|
else: |
|
528
|
|
|
if len(x) > 0: |
|
|
|
|
|
|
529
|
|
|
#textos[i] = ax.annotate(label, (x[0], y[0]), (-24,-10), textcoords='offset points', color=lineas[i].get_color(), fontsize=15) |
|
|
|
|
|
|
530
|
|
|
textos[i] = ax.text(x[0], y[0], label, {'color':lineas[i].get_color(), 'fontsize':14}) |
|
|
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|
|
531
|
|
|
|
|
|
|
|
|
|
532
|
|
|
fig.canvas.draw_idle() |
|
|
|
|
|
|
533
|
|
|
|
|
|
|
|
|
|
534
|
|
|
|
|
535
|
|
|
selected_knot = None |
|
536
|
|
|
selected_ind = None |
|
537
|
|
|
selected_date = None |
|
538
|
|
|
selected_flux = None |
|
539
|
|
|
|
|
|
|
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|
|
540
|
|
View Code Duplication |
def submit_textbox(text): |
|
|
|
|
|
|
541
|
|
|
nonlocal mod, knots, knots_names, knots_values, knots_jyears, knots_dates, knots_fluxes |
|
|
|
|
|
|
542
|
|
|
|
|
543
|
|
|
log.debug('Submited with:') |
|
544
|
|
|
log.debug(f' selected_knot {selected_knot}') |
|
|
|
|
|
|
545
|
|
|
log.debug(f' selected_ind {selected_ind}') |
|
|
|
|
|
|
546
|
|
|
log.debug(f' selected_flux {selected_flux}') |
|
|
|
|
|
|
547
|
|
|
log.debug(f' selected_date {selected_date}') |
|
|
|
|
|
|
548
|
|
|
|
|
549
|
|
|
if selected_knot is not None: |
|
|
|
|
|
|
550
|
|
|
mod.loc[selected_ind, 'label'] = text.upper() |
|
551
|
|
|
|
|
552
|
|
|
knots = dict(tuple(mod.groupby('label'))) |
|
553
|
|
|
knots_names = list(knots.keys()) |
|
554
|
|
|
knots_values = list(knots.values()) |
|
555
|
|
|
knots_jyears = {k:Time(knots[k]['date'].to_numpy()).jyear for k in knots} |
|
556
|
|
|
knots_dates = {k:knots[k]['date'].to_numpy() for k in knots} |
|
557
|
|
|
knots_fluxes = {k:knots[k]['Flux (Jy)'].to_numpy() for k in knots} |
|
558
|
|
|
|
|
559
|
|
|
print(f"Updated index {selected_ind} to {text.upper()}") |
|
560
|
|
|
else: |
|
561
|
|
|
pass |
|
562
|
|
|
|
|
|
|
|
|
|
563
|
|
|
draw_all() |
|
564
|
|
|
|
|
565
|
|
|
def line_select_callback(eclick, erelease): |
|
|
|
|
|
|
566
|
|
|
nonlocal selected_knot,selected_date, selected_flux, selected_ind |
|
|
|
|
|
|
567
|
|
|
|
|
568
|
|
|
# 1 eclick and erelease are the press and release events |
|
569
|
|
|
x1, y1 = eclick.xdata, eclick.ydata |
|
|
|
|
|
|
570
|
|
|
x2, y2 = erelease.xdata, erelease.ydata |
|
|
|
|
|
|
571
|
|
|
log.debug("GUI: (%3.2f, %3.2f) --> (%3.2f, %3.2f)" % (x1, y1, x2, y2)) |
|
|
|
|
|
|
572
|
|
|
log.debug("GUI: The button you used were: %s %s" % (eclick.button, erelease.button)) |
|
|
|
|
|
|
573
|
|
|
|
|
574
|
|
|
selected_knot = None |
|
575
|
|
|
selected_date = None |
|
576
|
|
|
selected_flux = None |
|
577
|
|
|
selected_ind = None |
|
578
|
|
|
|
|
579
|
|
|
for i, label in enumerate(knots_names): |
|
|
|
|
|
|
580
|
|
|
years = knots_jyears[label] |
|
581
|
|
|
fluxes = knots_fluxes[label] |
|
582
|
|
|
|
|
|
|
|
|
|
583
|
|
|
# get points iside current rectangle for current date |
|
584
|
|
|
rect_idx = (x1 < years) & ( years < x2) & (y1 < fluxes) & ( fluxes < y2) |
|
|
|
|
|
|
585
|
|
|
|
|
|
|
|
|
|
586
|
|
|
if np.sum(rect_idx) == 0: |
|
587
|
|
|
continue # we did not select any component from this component, next one |
|
588
|
|
|
|
|
589
|
|
|
x = np.array(years) |
|
|
|
|
|
|
590
|
|
|
y = np.array(fluxes) |
|
|
|
|
|
|
591
|
|
|
|
|
592
|
|
View Code Duplication |
if np.sum(rect_idx) > 0: |
|
|
|
|
|
|
593
|
|
|
textbox.set_val(label) |
|
594
|
|
|
selected_knot = label |
|
595
|
|
|
selected_x = x[rect_idx].ravel() |
|
|
|
|
|
|
596
|
|
|
selected_y = y[rect_idx].ravel() |
|
|
|
|
|
|
597
|
|
|
selected_ind = knots[label].index[rect_idx] |
|
598
|
|
|
log.debug(f'Selected {label} points rect_idx {rect_idx} date {x[rect_idx]}, flux {y[rect_idx]} with indices {selected_ind}') |
|
|
|
|
|
|
599
|
|
|
break # if we find selected components in this epoch, continue with renaming |
|
600
|
|
|
else: |
|
601
|
|
|
pass |
|
602
|
|
|
|
|
603
|
|
|
update() |
|
604
|
|
|
|
|
605
|
|
|
|
|
606
|
|
View Code Duplication |
def toggle_selector(event): |
|
|
|
|
|
|
607
|
|
|
log.debug('GUI: Key pressed.') |
|
608
|
|
|
if event.key in ['Q', 'q'] and toggle_selector.RS.active: |
|
609
|
|
|
log.debug('Selector deactivated.') |
|
610
|
|
|
toggle_selector.RS.set_active(False) |
|
611
|
|
|
if event.key in ['S', 's'] and not toggle_selector.RS.active: |
|
612
|
|
|
log.debug('Selector activated.') |
|
613
|
|
|
toggle_selector.RS.set_active(True) |
|
614
|
|
|
if event.key in ['R', 'r']: |
|
615
|
|
|
log.debug('Selector deactivated.') |
|
616
|
|
|
toggle_selector.RS.set_active(False) |
|
617
|
|
|
textbox.begin_typing(None) |
|
618
|
|
|
#textbox.set_val('') |
|
619
|
|
|
|
|
620
|
|
|
|
|
621
|
|
|
toggle_selector.RS = RectangleSelector(ax, line_select_callback, |
|
622
|
|
|
drawtype='box', useblit=True, |
|
623
|
|
|
button=[1, 3], # don't use middle button |
|
624
|
|
|
minspanx=0, minspany=0, |
|
625
|
|
|
spancoords='data', |
|
626
|
|
|
interactive=False) |
|
627
|
|
|
|
|
628
|
|
|
|
|
629
|
|
|
fig.canvas.mpl_connect('key_press_event', toggle_selector) |
|
630
|
|
|
|
|
|
|
|
|
|
631
|
|
|
from mpl_toolkits.axes_grid1 import make_axes_locatable |
|
|
|
|
|
|
632
|
|
|
|
|
633
|
|
|
divider_textbox = make_axes_locatable(ax) |
|
634
|
|
|
textbox_ax = divider_textbox.append_axes("bottom", size="10%", pad="15%") |
|
|
|
|
|
|
635
|
|
|
#textbox_ax = fig.add_axes([0.3,0,0.5,0.05]) |
|
636
|
|
|
textbox = TextBox(textbox_ax, 'Knot name:', initial='None') |
|
637
|
|
|
textbox.on_submit(submit_textbox) |
|
638
|
|
|
|
|
|
|
|
|
|
639
|
|
|
draw_all() |
|
640
|
|
|
|
|
|
|
|
|
|
641
|
|
|
#ax.autoscale() |
|
642
|
|
|
ax.set_xlabel('date (year)') |
|
643
|
|
|
ax.set_ylabel('Flux (Jy)') |
|
644
|
|
|
ax.set_title('Flux from each component') |
|
645
|
|
|
|
|
|
|
|
|
|
646
|
|
|
xlims = Time(np.amin(mod['date'])).jyear, Time(np.amax(mod['date'])).jyear |
|
647
|
|
|
ax.set_xlim((xlims[0]-0.03*np.abs(xlims[1]-xlims[0]), xlims[1]+0.03*np.abs(xlims[1]-xlims[0]))) |
|
648
|
|
|
plt.show() |
|
649
|
|
|
|
|
650
|
|
|
return mod |
|
|
|
|
|
IAA-CSIC /
MUTIS
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