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#!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""
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MNH_LIC Copyright 1994-2021 CNRS, Meteo-France and Universite Paul Sabatier
MNH_LIC This is part of the Meso-NH software governed by the CeCILL-C licence
MNH_LIC version 1. See LICENSE, CeCILL-C_V1-en.txt and CeCILL-C_V1-fr.txt
MNH_LIC for details. version 1.
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@author: 07/2021 Quentin Rodier
"""
import matplotlib as mpl
# mpl.use('Agg')
import matplotlib.pyplot as plt
from matplotlib import cm
from matplotlib.colors import ListedColormap
import numpy as np
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import cartopy
import cartopy.feature as cfeature
class PanelPlot():
def __init__(self, nb_l, nb_c, Lfigsize, bigtitle, bigtitlepad=0.95, titlepad=40, minmaxpad=1.03, timepad=-0.06, lateralminmaxpad=0.86,
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labelcolorbarpad=6.0, colorbaraspect=20, colorbarpad=0.04, tickspad=0.8,
minmaxTextSize=10, bigtitleSize=13, titleSize=12, legendSize=10,
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xlabelSize=11, ylabelSize=11, timeSize=11, cbTicksLabelSize=11, cbTitleSize=11, xyTicksLabelSize=10, figBoxLinewidth=1,
xyTicksWidth=1, xyTicksLength=6):
self.bigtitle = bigtitle # Panel title
self.Lfigsize = Lfigsize # Panel size
self.nb_l = nb_l # Panel number of lines
self.nb_c = nb_c # Panel number of rows
self.nb_graph = 0 # New independent graph within the subplot
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self.bigtitlepad = bigtitlepad # Panel title vertical position
self.titlepad = titlepad # Title pad (vertical shift) from graph
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self.tickspad = tickspad # Ticks pad (between ticks and axis label)
self.minmaxpad = minmaxpad # Min/Max print pad (vertical shift)
self.timepad = timepad # Time print pad (vertical shift)
self.colorbarpad = colorbarpad # Colorbar pad (horizontal shift from graph)
self.lateralminmaxpad = lateralminmaxpad
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self.labelcolorbarpad = labelcolorbarpad # Vertical colorbal label pad
self.colorbaraspect = colorbaraspect # Ratio of long to short dimensions of colorbar w.r.t. the figure
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self.minmaxTextSize = minmaxTextSize # min/max text fontsize
self.bigtitleSize = bigtitleSize # Panel title fontsize
self.titleSize = titleSize # Graph title fontsize
self.xlabelSize = xlabelSize # X-label fontsize
self.ylabelSize = ylabelSize # Y-label fontsize
self.legendSize = legendSize # X/Y plot legend fontsize
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self.timeSize = timeSize # Time attribute of the graphs fontsize
self.cbTicksLabelSize = cbTicksLabelSize # Colorbar ticks label fontsize
self.cbTitleSize = cbTitleSize # Colorbar title fontsize
self.xyTicksLabelSize = xyTicksLabelSize # X/Y ticks label fontsize
self.figBoxLinewidth = figBoxLinewidth # Figure Box contour line width
self.xyTicksWidth = xyTicksWidth # Ticks width
self.xyTicksLength = xyTicksLength # Ticks length
# Initialization of the panel plots
self.fig = plt.figure(figsize=(self.Lfigsize[0], self.Lfigsize[1]))
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self.fig.set_dpi(125)
self.fig.suptitle(self.bigtitle, fontsize=self.bigtitleSize, y=self.bigtitlepad)
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def save_graph(self, iplt, fig, fig_name='tempgraph'):
"""
Create a temporary png file of the panel plot which can be converted to PDF
"""
self.iplt = iplt
self.fig = fig
self.fig_name = fig_name # .png figure prefix name
self.fig.savefig(self.fig_name + str(self.iplt))
self.iplt += 1
return self.iplt
def draw_Backmap(self, drawCoastLines, ax, projo, gridLines=True):
"""
Handle drawing of the background plot (coastlines, departements, grid lines and labels)
"""
self.drawCoastLines = drawCoastLines
self.projo = projo
# Grid lines and labels
gl = ax.gridlines(crs=self.projo, draw_labels=True, linewidth=1, color='gray')
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if float(cartopy.__version__[:4]) >= 0.18:
from cartopy.mpl.ticker import (LatitudeLocator, LongitudeLocator,LongitudeFormatter, LatitudeFormatter)
gl.top_labels = False
gl.right_labels = False
gl.xlines = gridLines
gl.ylines = gridLines
gl.xlocator = LongitudeLocator()
gl.ylocator = LatitudeLocator()
gl.xformatter = LongitudeFormatter()
gl.yformatter = LatitudeFormatter()
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else:
gl.xlabels_top = False
gl.ylabels_right = False
gl.xlabel_style = {'size': self.xyTicksLabelSize, 'color': 'black'}
gl.ylabel_style = {'size': self.xyTicksLabelSize, 'color': 'black'}
# Coastlines
if self.drawCoastLines and 'GeoAxes' in str(type(ax)):
ax.coastlines(resolution='10m', color='black', linewidth=1)
# Countries border
ax.add_feature(cfeature.BORDERS)
ax.add_feature(cfeature.LAKES, alpha=0.7)
def addWhitecm(self, colormap_in, nb_level, whiteTop=False):
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"""
Add a white color at the top (whiteTop=True) or bottom of the colormap w.r.t. the number of independent colors used
"""
color_map = cm.get_cmap(colormap_in, 256)
newcolor_map = color_map(np.linspace(0, 1, 256))
whites = np.array([1, 1, 1, 1]) # RBG code + opacity
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if whiteTop:
for i in range(int(256 / nb_level)):
newcolor_map[-i, :] = whites
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else:
for i in range(int(256 / nb_level)):
newcolor_map[:i, :] = whites
newcmp = ListedColormap(newcolor_map)
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return newcmp
def addColorcm(self, colormap_in):
"""
Assign the last color of the colormap to the values out of range
"""
colormap = cm.get_cmap(colormap_in, 256)
colormap.set_under(color=colormap(1./256))
colormap.set_over(color=colormap(1.-1./256))
return(colormap)
def set_Title(self, ax, i, title, Lid_overlap, xlab, ylab):
"""
Handle top title of each graph
Parameters :
- titlepad : global attribute for vertical shift placement w.r.t the graph
"""
self.ax = ax
self.title = title
self.Lid_overlap = Lid_overlap
self.i = i
#self.ax[self.i].set_xlabel("test", fontweight='bold')
if not Lid_overlap:
self.ax[self.i].set_title(title, pad=self.titlepad, fontsize=self.titleSize)
else: # If graph overlap, title is concatenated
new_title = self.ax[self.i].get_title() + ' and ' + title
self.ax[self.i].set_title(new_title, pad=self.titlepad, fontsize=self.titleSize)
def set_xlim(self, ax, i, xlim):
"""
Handle x limits plotted if necessary
"""
self.ax = ax
self.xlim = xlim
self.i = i
self.ax[self.i].set_xlim(xlim[0], xlim[1]) # , fontsize=self.xlabelSize)
def set_ylim(self, ax, i, ylim):
"""
Handle x limits plotted if necessary
"""
self.ax = ax
self.ylim = ylim
self.i = i
self.ax[self.i].set_ylim(ylim[0], ylim[1]) # , fontsize=self.ylabelSize)
def set_XYaxislab(self, ax, i, xlab, ylab):
"""
Handle x and y axis labels
"""
self.ax = ax
self.xlab = xlab
self.ylab = ylab
self.i = i
# This handing label is a known issue with GeoAxes of cartopy
# https://stackoverflow.com/questions/35479508/cartopy-set-xlabel-set-ylabel-not-ticklabels
# https://github.com/SciTools/cartopy/issues/1332
if 'GeoAxes' in str(type(self.ax[self.i])):
self.ax[self.i].text(-0.11, 0.45, ylab, verticalalignment='top', horizontalalignment='left',
rotation='vertical', rotation_mode='anchor', transform=self.ax[self.i].transAxes, color='black', fontsize=self.ylabelSize)
self.ax[self.i].text(0.45, -0.06, xlab, verticalalignment='top', horizontalalignment='left',
rotation='horizontal', rotation_mode='anchor', transform=self.ax[self.i].transAxes, color='black', fontsize=self.xlabelSize)
else:
self.ax[self.i].set_xlabel(xlab, fontsize=self.xlabelSize, labelpad=0.1)
self.ax[self.i].set_ylabel(ylab, fontsize=self.ylabelSize, labelpad=0.1)
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def addLine(self, ax, beg_coord, end_coord, color='black', linewidth=0.2):
self.ax = ax
self.beg_coord = beg_coord
self.end_coord = end_coord
self.color = color
self.linewidth = linewidth
x1, y1 = [self.beg_coord[0], self.end_coord[0]], [self.beg_coord[1], self.end_coord[1]]
ax.plot(x1, y1, color=self.color, linewidth=self.linewidth)
def print_minmax(self, var, title):
print(str(title) + " min = " + str(np.nanmin(var)) + " max = " + str(np.nanmax(var)))
def set_minmaxText(self, ax, i, var, title, Lid_overlap, facconv):
"""
Show min and max value Text in the plot
If overlap variable, text is align to the right
TODO : handle more than 2 overlap variables
"""
self.ax = ax
self.var = var
self.i = i
self.title = title
self.facconv = facconv
strtext = " min = " + "{:.3e}".format(np.nanmin(var * facconv)) + " max = " + "{:.3e}".format(np.nanmax(var * facconv))
if not Lid_overlap:
self.ax[self.i].text(0.01, self.minmaxpad, strtext, verticalalignment='top', horizontalalignment='left',
transform=self.ax[self.i].transAxes, color='black', fontsize=self.minmaxTextSize)
else:
self.ax[self.i].text(self.lateralminmaxpad, self.minmaxpad, strtext, verticalalignment='top', horizontalalignment='right',
transform=self.ax[self.i].transAxes, color='black', fontsize=self.minmaxTextSize)
# Print to help choose min/max value for ticks
self.print_minmax(var * facconv, title)
def showTimeText(self, ax, i, timetxt):
"""
Show time validity
"""
self.ax = ax
self.i = i
self.timetxt = timetxt
strtext = "Time = " + timetxt
self.ax[self.i].text(0.0, self.timepad, strtext, verticalalignment='top', horizontalalignment='left',
transform=self.ax[self.i].transAxes, color='black', fontsize=self.timeSize)
def psectionV(self, Lxx=[], Lzz=[], Lvar=[], Lxlab=[], Lylab=[], Ltitle=[], Lminval=[], Lmaxval=[],
Lstep=[], Lstepticks=[], Lcolormap=[], Lcbarlabel=[], LcolorLine=[], Lcbformatlabel=[], Llinewidth=[],
Lfacconv=[], ax=[], Lid_overlap=[], colorbar=True, orog=[], Lxlim=[], Lylim=[], Ltime=[], Lpltype=[], LaddWhite_cm=[], LwhiteTop=[],
Lextendcolorbar=[], PrintMinMaxText=True):
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"""
Vertical cross section plot
Parameters :
- Lxx : List of x or y coordinate variable or time axis
- Lzz : List of z coordinates variable
- Lvar : List of variables to plot
- Lxlab : List of x-axis label
- Lylab : List of y-axis label
- Lxlim : List of x (min, max) value plotted
- Lylim : List of y (min, max) value plotted
- Ltime : List of time (validity)
- Ltitle : List of sub-title
- Lminval: List of minimum value for each colorbar
- Lmaxval: List of maximum value for each colorbar
- Lstep : List of color-steps for each colorbar
- Lstepticks : List of value of labels for each colorbar
- Lcolormap : List of colormap
- Llinewidth : List of lines thickness of contour
- LcolorLine : List of colors for colors arg of contour (color line only)
- Lcbarlabel : List of colorbar label legend (units)
- Lfacconv : List of factors for unit conversion of each variables
- ax : List of fig.axes for ploting multiple different types of plots in a subplot panel
- Lid_overlap: List of number index of plot to overlap current variables
- Lpltype : List of types of plot 'cf' or 'c'. cf=contourf, c=contour (lines only)
- colorbar : show colorbar or not
- LaddWhite_cm : List of boolean to add white color to a colormap at the last bottom (low value) tick colorbar
- LwhiteTop : List of boolean to add the white color at the first top (high value). If false, the white is added at the bottom if Laddwhite_cm=T
- Lcbformatlabel: List of boolean to reduce the format to exponential 1.1E+02 format colorbar label
- orog : Orography variable
- Lextendcolorbar : List of boolean to extend the colorbar in both directions
- PrintMinMaxText: Boolean, True to add a min/max values of the plotted variables on top of the graph
"""
self.ax = ax
firstCall = (len(self.ax) == 0)
# Initialize default value w.r.t to the number of plots
# D={'Lxlab':Lxlab, 'Lylab':Lylab, 'Ltitle':Ltitle,'Lminval':Lminval, 'Lmaxval':Lmaxval,
# 'Lstep':Lstep, 'Lstepticks':Lstepticks, 'Lcolormap':Lcolormap, 'Lcbarlabel':Lcbarlabel, 'Lfacconv':Lfacconv, 'Ltime':Ltime,
# 'LaddWhite_cm':LaddWhite_cm, 'Lpltype':Lpltype}
# D = initialize_default_val(Lvar, D)
# Default values
if not Lfacconv:
Lfacconv = [1.0] * len(Lvar)
if not Lcolormap and not LcolorLine:
Lcolormap = ['gist_rainbow_r'] * len(Lvar) # If no color given, a cmap is given
if not Lcolormap:
LcolorLine = ['black'] * len(Lvar)
if not Lpltype:
Lpltype = ['cf'] * len(Lvar)
if not LaddWhite_cm:
LaddWhite_cm = [False] * len(Lvar)
if not LwhiteTop:
LwhiteTop = [False] * len(Lvar)
if not Lylab:
Lylab = [''] * len(Lvar)
if not Lxlab:
Lxlab = [''] * len(Lvar)
if not Lcbformatlabel:
Lcbformatlabel = [False] * len(Lvar)
if not Llinewidth:
Llinewidth = [1.0] * len(Lvar)
if not Lextendcolorbar:
Lextendcolorbar = [False] * len(Lvar)
# Add an extra percentage of the top max value for forcing the colorbar show the true user maximum value (correct a bug)
Lmaxval = list(map(lambda x, y: x + 1E-6 * y, Lmaxval, Lstep)) # The extra value is 1E-6 times the step ticks of the colorbar
# On all variables to plot
for i, var in enumerate(Lvar):
if firstCall: # 1st call
iax = i
self.ax.append(self.fig.add_subplot(self.nb_l, self.nb_c, i + 1))
self.nb_graph += 1
elif Lid_overlap != []: # overlapping plot
iax = Lid_overlap[i]
else: # existing ax with no overlapping (graphd appended to existing panel)
self.ax.append(self.fig.add_subplot(self.nb_l, self.nb_c, self.nb_graph + 1))
self.nb_graph += 1
iax = len(self.ax) - 1 # The ax index of the new coming plot is the length of the existant ax -1 for indices matter
# Colors normalization
norm = mpl.colors.Normalize(vmax=Lmaxval[i], vmin=Lminval[i])
# Print min/max (stout and on plot)
if PrintMinMaxText:
self.set_minmaxText(self.ax, iax, var, Ltitle[i], Lid_overlap, Lfacconv[i])
# Print time validity
if Ltime:
self.showTimeText(self.ax, iax, str(Ltime[i]))
# Number of contours level
if not Lstep[i]: # Default value of number of steps is 20
Lstep[i] = (Lmaxval[i] - Lminval[i]) / 20
Lstepticks[i] = Lstep[i]
levels_contour = np.arange(Lminval[i], Lmaxval[i], step=Lstep[i])
# Add White to colormap
if LaddWhite_cm[i] and Lcolormap:
Lcolormap[i] = self.addWhitecm(Lcolormap[i], len(levels_contour), LwhiteTop[i])
elif not LaddWhite_cm[i] and Lcolormap:
Lcolormap[i] = self.addColorcm(Lcolormap[i])
# Plot
if Lpltype[i] == 'c': # Contour
if LcolorLine:
cf = self.ax[iax].contour(Lxx[i], Lzz[i], var * Lfacconv[i], levels=levels_contour,
norm=norm, vmin=Lminval[i], vmax=Lmaxval[i], colors=LcolorLine[i], linewidths=Llinewidth[i])
else:
cf = self.ax[iax].contour(Lxx[i], Lzz[i], var * Lfacconv[i], levels=levels_contour,
norm=norm, vmin=Lminval[i], vmax=Lmaxval[i], cmap=Lcolormap[i], linewidths=Llinewidth[i])
else: # Contourf
if Lextendcolorbar[i]:
cf = self.ax[iax].contourf(Lxx[i], Lzz[i], var * Lfacconv[i], levels=levels_contour,
norm=norm, vmin=Lminval[i], vmax=Lmaxval[i], cmap=Lcolormap[i], extend='both')
else:
cf = self.ax[iax].contourf(Lxx[i], Lzz[i], var * Lfacconv[i], levels=levels_contour,
norm=norm, vmin=Lminval[i], vmax=Lmaxval[i], cmap=Lcolormap[i])
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# Title
self.set_Title(self.ax, iax, Ltitle[i], Lid_overlap, Lxlab[i], Lylab[i])
# X/Y Axis label
self.set_XYaxislab(self.ax, iax, Lxlab[i], Lylab[i])
# Ticks label
self.ax[iax].tick_params(
axis='both',
labelsize=self.xyTicksLabelSize,
width=self.xyTicksWidth,
length=self.xyTicksLength,
pad=self.tickspad)
# Bounding box of the plot line width
for axis in ['top', 'bottom', 'left', 'right']:
self.ax[iax].spines[axis].set_linewidth(self.figBoxLinewidth)
# X/Y Axis limits value
if Lxlim:
try:
self.set_xlim(self.ax, iax, Lxlim[i])
except BaseException:
pass
if Lylim:
try:
self.set_ylim(self.ax, iax, Lylim[i])
except BaseException:
pass
# Color label on contour-line
if Lpltype[i] == 'c': # Contour
self.ax[iax].clabel(cf, fontsize=self.cbTicksLabelSize)
# self.ax[iax].clabel(cf,
# levels=np.arange(Lminval[i],Lmaxval[i],step=Lstep[i]),
# fontsize=self.cbTicksLabelSize) #TODO bug, levels not recognized
# Filling area under topography
if Lxx[i].ndim == 1:
self.ax[iax].fill_between(Lxx[i], orog, color='black', linewidth=0.2)
else:
self.ax[iax].fill_between(Lxx[i][0, :], orog, color='black', linewidth=0.2)
# Colorbar
if colorbar:
cb = plt.colorbar(
cf,
ax=self.ax[iax],
fraction=0.031,
pad=self.colorbarpad,
ticks=np.arange(
Lminval[i],
Lmaxval[i],
Lstepticks[i]),
aspect=self.colorbaraspect)
cb.ax.tick_params(labelsize=self.cbTicksLabelSize)
# This creates a new AxesSubplot only for the colorbar y=0 ==> location at the bottom
cb.ax.set_title(Lcbarlabel[i], pad=self.labelcolorbarpad, loc='left', fontsize=self.cbTitleSize)
if Lcbformatlabel[i]:
cb.ax.set_yticklabels(["{:.1E}".format(i) for i in cb.get_ticks()])
return self.fig
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def pXY_lines(self, Lxx=[], Lyy=[], Lxlab=[], Lylab=[], Ltitle=[], Llinetype=[], Llinewidth=[],
Llinecolor=[], Llinelabel=[], LfacconvX=[], LfacconvY=[], ax=[], id_overlap=None, Lxlim=[],
Lylim=[], Ltime=[], LaxisColor=[], LlocLegend=[]):
"""
XY (multiple)-lines plot
Parameters :
- Lxx : List of variables to plot or coordinates along the X axis
- Lyy : List of variables to plot or coordinates along the Y axis
- Lxlab : List of x-axis label
- Lylab : List of y-axis label
- Lxlim : List of x (min, max) value plotted
- Lylim : List of y (min, max) value plotted
- Ltime : List of time (validity)
- Ltitle : List of sub-title
- Llinewidth : List of lines thickness
- Llinetype : List of line types
- Lcolorlines: List of color lines
- Llinelabel : List of legend label lines
- LfacconvX/Y: List of factors for unit conversion of the variables/coordinates to plot on X and Y axis
- ax : List of fig.axes for ploting multiple different types of plots in a subplot panel
- Lid_overlap: List of number index of plot to overlap current variables
- LaxisColor : List of colors for multiple x-axis overlap
- LlocLegend : List of localisation of the legend : 'best', 'upper left', 'upper right', 'lower left', 'lower right',
'upper center', 'lower center', 'center left', 'center right', 'center'
- PrintMinMaxText: Boolean, True to add a min/max values of the plotted variables on top of the graph
"""
self.ax = ax
firstCall = (len(self.ax) == 0)
# Defaults value convert to x number of variables list
if not LfacconvX:
LfacconvX = [1.0] * len(Lxx)
if not LfacconvY:
LfacconvY = [1.0] * len(Lxx)
if not Llinewidth:
Llinewidth = [1.0] * len(Lxx)
if not Llinecolor:
Llinecolor = ['blue'] * len(Lxx)
if not Llinetype:
Llinetype = ['-'] * len(Lxx)
if not Llinelabel:
Llinelabel = [''] * len(Lxx)
if not LaxisColor:
LaxisColor = ['black'] * len(Lxx)
if not Lylab:
Lylab = [''] * len(Lxx)
if not Lxlab:
Lxlab = [''] * len(Lxx)
if not LlocLegend:
LlocLegend = ['upper right'] * len(Lxx)
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if firstCall: # 1st call
iax = 0
self.ax.append(self.fig.add_subplot(self.nb_l, self.nb_c, 1, label='graph axe x down'))
self.nb_graph += 1
elif id_overlap: # overlapping plot with a different x-axis
self.ax.append(self.fig.add_subplot(self.nb_l, self.nb_c, self.nb_graph, label='graph axe x top', frame_on=False))
iax = len(self.ax) - 1
else: # existing ax with no overlapping (graph appended to existing panel)
self.ax.append(self.fig.add_subplot(self.nb_l, self.nb_c, self.nb_graph + 1))
self.nb_graph += 1
iax = len(self.ax) - 1 # The ax index of the new coming plot is the length of the existant ax -1 for indices matter
# On all variables to plot
for i, var in enumerate(Lxx):
# Print time validity
if Ltime:
self.showTimeText(self.ax, iax, str(Ltime[i]))
# Plot
cf = self.ax[iax].plot(Lxx[i] * LfacconvX[i], Lyy[i] * LfacconvY[i], color=Llinecolor[i], ls=Llinetype[i],
label=Llinelabel[i], linewidth=Llinewidth[i])
# Legend
# TODO : Handling legend with overlap two axis lines in the same box. For now, placement is by hand
if not id_overlap:
self.ax[iax].legend(loc=LlocLegend[i], bbox_to_anchor=(1, 0.95), fontsize=self.legendSize)
else:
self.ax[iax].legend(loc=LlocLegend[i], bbox_to_anchor=(1, 0.90), fontsize=self.legendSize)
# Title
if Ltitle:
self.set_Title(self.ax, iax, Ltitle[i], id_overlap, Lxlab[i], Lylab[i])
# Ticks label
self.ax[iax].tick_params(
axis='both',
labelsize=self.xyTicksLabelSize,
width=self.xyTicksWidth,
length=self.xyTicksLength,
pad=self.tickspad)
# X/Y Axis label
if id_overlap:
self.ax[iax].xaxis.tick_top()
self.ax[iax].xaxis.set_label_position('top')
self.ax[iax].set_xlabel(Lxlab[i])
self.ax[iax].set_ylabel(Lylab[i])
else:
self.set_XYaxislab(self.ax, iax, Lxlab[i], Lylab[i])
self.ax[iax].tick_params(axis='x', colors=LaxisColor[i])
# X/Y Axis limits value
if Lxlim:
try:
self.set_xlim(self.ax, iax, Lxlim[i])
except BaseException:
pass
if Lylim:
try:
self.set_ylim(self.ax, iax, Lylim[i])
except BaseException:
pass
return self.fig
def psectionH(self, lon=[], lat=[], Lvar=[], Lcarte=[], Llevel=[], Lxlab=[], Lylab=[], Ltitle=[], Lminval=[], Lmaxval=[],
Lstep=[], Lstepticks=[], Lcolormap=[], LcolorLine=[], Lcbarlabel=[], Lproj=[], Lfacconv=[], coastLines=True, ax=[],
Lid_overlap=[], colorbar=True, Ltime=[], LaddWhite_cm=[], LwhiteTop=[], Lpltype=[], Lcbformatlabel=[], Llinewidth=[],
Lextendcolorbar=[], PrintMinMaxText=True,gridLines=True):
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"""
Horizontal cross section plot
Parameters :
- lon : longitude 2D array
- lat : latitude 2D array
- Lvar : List of variables to plot
- Lcarte : Zooming [lonmin, lonmax, latmin, latmax]
- Llevel : List of k-level value for the section plot (ignored if variable is already 2D)
- Lxlab : List of x-axis label
- Lylab : List of y-axis label
- Ltitle : List of sub-title
- Ltime : List of time (validity)
- Lminval: List of minimum value for each colorbar
- Lmaxval: List of maximum value for each colorbar
- Lstep : List of color-steps for each colorbar
- Lstepticks : List of value of labels for each colorbar
- Llinewidth : List of lines thickness of contour
- Lcolormap : List of colormap
- LcolorLine : List of colors for colors arg of contour (color line only)
- Lcbarlabel : List of colorbar label legend (units)
- Lproj : List of ccrs cartopy projection ([] for cartesian coordinates)
- Lfacconv : List of factors for unit conversion of each variables
- coastLines : Boolean to plot coast lines and grid lines
- ax : List of fig.axes for ploting multiple different types of plots in a subplot panel
- Lid_overlap : List of number index of plot to overlap current variables
- colorbar : show colorbar or not
- Lpltype : List of types of plot 'cf' or 'c'. cf=contourf, c=contour (lines only)
- LaddWhite_cm : List of boolean to add white color to a colormap at the first (low value) tick colorbar
- LwhiteTop : List of boolean to add the white color at the first top (high value). If false, the white is added at the bottom if Laddwhite_cm=T
- Lcbformatlabel: List of boolean to reduce the format to exponential 1.1E+02 format colorbar label
- Lextendcolorbar : List of boolean to extend the colorbar in both directions
- PrintMinMaxText: Boolean, True to add a min/max values of the plotted variables on top of the graph
- gridLines : Boolean, True to add the horizontal and vertical grid lines in cartopy
"""
self.ax = ax
firstCall = (len(self.ax) == 0)
# Initialize default value w.r.t to the number of plots
# D={'lon':lon, 'lat':lat, 'Lcarte':Lcarte, 'Llevel':Llevel, 'Lxlab':Lxlab, 'Lylab':Lylab, 'Ltitle':Ltitle,'Lminval':Lminval, 'Lmaxval':Lmaxval,
# 'Lstep':Lstep, 'Lstepticks':Lstepticks, 'Lcolormap':Lcolormap, 'Lcbarlabel':Lcbarlabel, 'Lproj':Lproj, 'Lfacconv':Lfacconv, 'Ltime':Ltime,
# 'LaddWhite_cm':LaddWhite_cm, 'Lpltype':Lpltype}
# D = initialize_default_val(Lvar, D)
# If all plots are not using conversion factor, convert it to List
if not Lfacconv:
Lfacconv = [1.0] * len(Lvar)
if not Lylab:
Lylab = [''] * len(Lvar)
if not Lxlab:
Lxlab = [''] * len(Lvar)
if not Lcolormap and not LcolorLine:
Lcolormap = ['gist_rainbow_r'] * len(Lvar) # If no color given, a cmap is given
if not Lcolormap:
LcolorLine = ['black'] * len(Lvar)
if not Lpltype:
Lpltype = ['cf'] * len(Lvar)
if not LaddWhite_cm:
LaddWhite_cm = [False] * len(Lvar)
if not LwhiteTop:
LwhiteTop = [False] * len(Lvar)
if not Lcbformatlabel:
Lcbformatlabel = [False] * len(Lvar)
if not Llinewidth:
Llinewidth = [1.0] * len(Lvar)
if not Lextendcolorbar:
Lextendcolorbar = [False] * len(Lvar)
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# Add an extra percentage of the top max value for forcing the colorbar show the true user maximum value (correct a bug)
if Lstep:
Lmaxval = list(map(lambda x, y: x + 1E-6 * y, Lmaxval, Lstep)) # The extra value is 1E-6 times the step ticks of the colorbar
# This following must be after the extra percentage top value addition
if not Lstep:
Lstep = [None] * len(Lvar)
if not Lstepticks:
Lstepticks = [None] * len(Lvar)
# On all variables to plot
for i, var in enumerate(Lvar):
if firstCall: # 1st call
iax = i
if Lproj:
self.ax.append(self.fig.add_subplot(self.nb_l, self.nb_c, i + 1, projection=Lproj[i]))
else: # Cartesian coordinates
self.ax.append(self.fig.add_subplot(self.nb_l, self.nb_c, i + 1))
self.nb_graph += 1
elif Lid_overlap != []: # overlapping plot
iax = Lid_overlap[i]
else: # existing ax with no overlapping (graphd appended to existing panel)
if Lproj:
self.ax.append(self.fig.add_subplot(self.nb_l, self.nb_c, self.nb_graph + 1, projection=Lproj[i]))
else: # Cartesian coordinates
self.ax.append(self.fig.add_subplot(self.nb_l, self.nb_c, self.nb_graph + 1))
self.nb_graph += 1
iax = len(self.ax) - 1 # The ax index of the new coming plot is the length of the existant ax -1 for indices matter
# Colors normalization
norm = mpl.colors.Normalize(vmax=Lmaxval[i], vmin=Lminval[i])
# Zooming
if len(Lcarte) == 4: # zoom
self.ax[iax].set_xlim(Lcarte[0], Lcarte[1])
self.ax[iax].set_ylim(Lcarte[2], Lcarte[3])
# Variable to plot w.r.t dimensions
if var.ndim == 2:
vartoPlot = var[:, :]
else:
vartoPlot = var[Llevel[i], :, :]
# Print min/max (stout and on plot)
if PrintMinMaxText:
self.set_minmaxText(self.ax, iax, vartoPlot, Ltitle[i], Lid_overlap, Lfacconv[i])
# Print time validity
if Ltime:
self.showTimeText(self.ax, iax, str(Ltime[i]))
# Number of contours level
if not Lstep[i]: # Default value of number of steps is 20
Lstep[i] = (Lmaxval[i] - Lminval[i]) / 20
Lstepticks[i] = Lstep[i]
levels_contour = np.arange(Lminval[i], Lmaxval[i], step=Lstep[i])
# Add White to colormap
if LaddWhite_cm[i] and Lcolormap:
Lcolormap[i] = self.addWhitecm(Lcolormap[i], len(levels_contour), LwhiteTop[i])
elif not LaddWhite_cm[i] and Lcolormap:
Lcolormap[i] = self.addColorcm(Lcolormap[i])
# Plot
if Lproj:
if Lpltype[i] == 'c': # Contour
if LcolorLine:
cf = self.ax[iax].contour(lon[i], lat[i], vartoPlot * Lfacconv[i], levels=levels_contour, transform=Lproj[i],
norm=norm, vmin=Lminval[i], vmax=Lmaxval[i], colors=LcolorLine[i],linewidths=Llinewidth[i])
else:
cf = self.ax[iax].contour(lon[i], lat[i], vartoPlot * Lfacconv[i], levels=levels_contour, transform=Lproj[i],
norm=norm, vmin=Lminval[i], vmax=Lmaxval[i], cmap=Lcolormap[i],linewidths=Llinewidth[i])
else:
if Lextendcolorbar[i]:
cf = self.ax[iax].contourf(lon[i], lat[i], vartoPlot * Lfacconv[i], levels=levels_contour, transform=Lproj[i],
norm=norm, vmin=Lminval[i], vmax=Lmaxval[i], cmap=Lcolormap[i], extend='both')
else:
cf = self.ax[iax].contourf(lon[i], lat[i], vartoPlot * Lfacconv[i], levels=levels_contour, transform=Lproj[i],
norm=norm, vmin=Lminval[i], vmax=Lmaxval[i], cmap=Lcolormap[i])
else: # Cartesian coordinates
if Lpltype[i] == 'c': # Contour
cf = self.ax[iax].contour(lon[i], lat[i], vartoPlot * Lfacconv[i], levels=levels_contour,
norm=norm, vmin=Lminval[i], vmax=Lmaxval[i], colors=LcolorLine[i],linewidths=Llinewidth[i])
else:
if Lextendcolorbar[i]:
cf = self.ax[iax].contourf(lon[i], lat[i], vartoPlot * Lfacconv[i], levels=levels_contour,
norm=norm, vmin=Lminval[i], vmax=Lmaxval[i], cmap=Lcolormap[i], extend='both')
else:
cf = self.ax[iax].contourf(lon[i], lat[i], vartoPlot * Lfacconv[i], levels=levels_contour,
norm=norm, vmin=Lminval[i], vmax=Lmaxval[i], cmap=Lcolormap[i])
# Title
self.set_Title(self.ax, iax, Ltitle[i], Lid_overlap, Lxlab[i], Lylab[i])
# Coastlines / Grid lines and labels
if Lproj:
self.draw_Backmap(coastLines, self.ax[iax], Lproj[i], gridLines)
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# X/Y Axis
self.set_XYaxislab(self.ax, iax, Lxlab[i], Lylab[i])
# Ticks label
self.ax[iax].tick_params(
axis='both',
labelsize=self.xyTicksLabelSize,
width=self.xyTicksWidth,
length=self.xyTicksLength,
pad=self.tickspad)
# Color label on contour-line
if Lpltype[i] == 'c': # Contour
if 'GeoAxes' in str(type(self.ax[self.i])): # cartopy does not like the levels arguments in clabel, known issue
self.ax[iax].clabel(cf, fontsize=self.cbTicksLabelSize)
else:
self.ax[iax].clabel(cf, levels=np.arange(Lminval[i], Lmaxval[i], step=Lstep[i]), fontsize=self.cbTicksLabelSize)
# Colorbar
if colorbar:
cb = plt.colorbar(
cf,
ax=self.ax[iax],
fraction=0.031,
pad=self.colorbarpad,
ticks=np.arange(
Lminval[i],
Lmaxval[i],
Lstepticks[i]),
aspect=self.colorbaraspect)
cb.ax.tick_params(labelsize=self.cbTicksLabelSize)
# This creates a new AxesSubplot only for the colorbar y=0 ==> location at the bottom
cb.ax.set_title(Lcbarlabel[i], pad=self.labelcolorbarpad, loc='left', fontsize=self.cbTitleSize)
if Lcbformatlabel[i]:
cb.ax.set_yticklabels(["{:.1E}".format(i) for i in cb.get_ticks()])
return self.fig
def pvector(self, Lxx=[], Lyy=[], Lvar1=[], Lvar2=[], Lcarte=[], Llevel=[], Lxlab=[], Lylab=[],
Ltitle=[], Lwidth=[], Larrowstep=[], LarrowstepX=[], LarrowstepY=[], Lcolor=[], Llegendval=[], Llegendlabel=[],
Lproj=[], Lfacconv=[], ax=[], coastLines=True, Lid_overlap=[], Ltime=[], Lscale=[],
Lylim=[], Lxlim=[], PrintMinMaxText=True):
"""
Vectors
Parameters :
- Lxx : List of x or y coordinate variable (lat or ni or nm)
- Lyy : List of y coordinates variable (lon or level)
- Lvar1 : List of wind-component along x/y or oblic axis (3D for hor. section, 2D for vertical section)
- Lvar2 : List of wind-component along y-axis : v-component for horizontal section / w-component for vertical section
- Lcarte : Zooming [lonmin, lonmax, latmin, latmax]
- Llevel : List of k-level value for the horizontal section plot (ignored if variable is already 2D)
- Lxlab : List of x-axis label
- Lylab : List of y-axis label
- Lxlim : List of x (min, max) value plotted
- Lylim : List of y (min, max) value plotted
- Ltitle : List of sub-titles
- Ltime : List of time (validity)
- Lwidth : List of thickness of the arrows
- Lscale : List of scale for the length of the arrows (high value <=> small length)
- Larrowstep : List of sub-sample (frequency) along all if too much arrows (MNHPy 0.2 name)
- LarrowstepX : List of sub-sample (frequency) along X-axis
- LarrowstepY : List of sub-sample (frequency) along Y-axis
- Lcolor : List of colors for the arrows (default: black)
- Llegendval : List of value for the legend of the default arrow
- Llegendlabel : List of labels for the legend of the default arrow
- Lproj : List of ccrs cartopy projection
- Lfacconv : List of factors for unit conversion of each variables
- coastLines : Boolean to plot coast lines and grid lines
- ax : List of fig.axes for ploting multiple different types of plots in a subplot panel
- Lid_overlap : List of number index of plot to overlap current variables
- PrintMinMaxText: Boolean, True to add a min/max values of the plotted variables on top of the graph
"""
self.ax = ax
firstCall = (len(self.ax) == 0)
# If all plots are not using conversion factor, convert it to List
if not Lfacconv:
Lfacconv = [1.0] * len(Lvar1)
if not Lcolor:
Lcolor = ['black'] * len(Lvar1)
if not Lscale:
Lscale = [None] * len(Lvar1)
if not Lylab:
Lylab = [''] * len(Lvar1)
if not Lxlab:
Lxlab = [''] * len(Lvar1)
if Larrowstep:
LarrowstepY = Larrowstep
LarrowstepX = Larrowstep
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# On all variables to plot
for i, var1 in enumerate(Lvar1):
if firstCall: # 1st call
iax = i
if Lproj:
self.ax.append(self.fig.add_subplot(self.nb_l, self.nb_c, i + 1, projection=Lproj[i]))
else:
self.ax.append(self.fig.add_subplot(self.nb_l, self.nb_c, i + 1))
self.nb_graph += 1
elif Lid_overlap != []: # overlapping plot
iax = Lid_overlap[i]
else: # existing ax with no overlapping (graphd appended to existing panel)
if Lproj:
self.ax.append(self.fig.add_subplot(self.nb_l, self.nb_c, self.nb_graph + 1, projection=Lproj[i]))
else:
self.ax.append(self.fig.add_subplot(self.nb_l, self.nb_c, self.nb_graph + 1))
self.nb_graph += 1
iax = len(self.ax) - 1 # The ax index of the new coming plot is the length of the existant ax -1 for indices matter
# Zooming
if len(Lcarte) == 4: # zoom
self.ax[iax].set_xlim(Lcarte[0], Lcarte[1])
self.ax[iax].set_ylim(Lcarte[2], Lcarte[3])
# Variable to plot w.r.t dimensions
if var1.ndim == 2:
vartoPlot1 = var1[:, :]
vartoPlot2 = Lvar2[i][:, :]
else: # Variable is 3D : only for horizontal section
vartoPlot1 = var1[Llevel[i], :, :]
vartoPlot2 = Lvar2[i][Llevel[i], :, :]
# Print min/max val to help choose colorbar steps
if PrintMinMaxText:
self.set_minmaxText(self.ax, iax, np.sqrt(vartoPlot1**2 + vartoPlot2**2), Ltitle[i], Lid_overlap, Lfacconv[i])
# Print time validity
if Ltime:
self.showTimeText(self.ax, iax, str(Ltime[i]))
# Plot
axeX = Lxx[i]
axeY = Lyy[i]
if Lxx[i].ndim == 2:
cf = self.ax[iax].quiver(axeX[::LarrowstepX[i], ::LarrowstepY[i]], axeY[::LarrowstepX[i], ::LarrowstepY[i]],
vartoPlot1[::LarrowstepX[i], ::LarrowstepY[i]], vartoPlot2[::LarrowstepX[i], ::LarrowstepY[i]],
width=Lwidth[i], angles='uv', color=Lcolor[i], scale=Lscale[i])
else:
cf = self.ax[iax].quiver(axeX[::LarrowstepX[i]], axeY[::LarrowstepY[i]],
vartoPlot1[::LarrowstepX[i], ::LarrowstepY[i]], vartoPlot2[::LarrowstepX[i], ::LarrowstepY[i]],
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width=Lwidth[i], angles='uv', color=Lcolor[i], scale=Lscale[i])
# Title
self.set_Title(self.ax, iax, Ltitle[i], Lid_overlap, Lxlab[i], Lylab[i])
# X/Y Axis Label
self.set_XYaxislab(self.ax, iax, Lxlab[i], Lylab[i])
# X/Y Axis limits value
if Lxlim:
try:
self.set_xlim(self.ax, iax, Lxlim[i])
except BaseException:
pass
if Lylim:
try:
self.set_ylim(self.ax, iax, Lylim[i])
except BaseException:
pass
# Coastlines:
if Lproj:
self.draw_Backmap(coastLines, self.ax[iax], Lproj[i])
# Arrow legend key
qk = self.ax[iax].quiverkey(cf, 1.0, -0.05, Llegendval[i], str(Llegendval[i]) + Llegendlabel[i],
labelpos='E', color='black', fontproperties={'size': self.legendSize})
return self.fig
RODIER Quentin
committed
def pstreamline(self, Lxx=[], Lyy=[], Lvar1=[], Lvar2=[], Lcarte=[], Llevel=[], Lxlab=[], Lylab=[], Llinewidth=[], Ldensity=[],
Ltitle=[], Lcolor=[], Lproj=[], Lfacconv=[], ax=[], coastLines=True, Lid_overlap=[], Ltime=[],
Lylim=[], Lxlim=[], PrintMinMaxText=True):
"""
Wind stream lines
Parameters :
- Lxx : List of x or y coordinate variable (lat or ni or nm)
- Lyy : List of y coordinates variable (lon or level)
- Lvar1 : List of wind-component along x/y or oblic axis (3D for hor. section, 2D for vertical section)
- Lvar2 : List of wind-component along y-axis : v-component for horizontal section / w-component for vertical section
- Lcarte : Zooming [lonmin, lonmax, latmin, latmax]
- Llevel : List of k-level value for the horizontal section plot (ignored if variable is already 2D)
- Lxlab : List of x-axis label
- Lylab : List of y-axis label
- Lxlim : List of x (min, max) value plotted
- Lylim : List of y (min, max) value plotted
- Ltitle : List of sub-titles
- Ltime : List of time (validity)
- Llinewidth : List of lines thickness
- Ldensity : List of density that control the closeness of streamlines
- Lcolor : List of colors for the streamline (default: black)
- Lproj : List of ccrs cartopy projection
- Lfacconv : List of factors for unit conversion of each variables
- coastLines : Boolean to plot coast lines and grid lines
- ax : List of fig.axes for ploting multiple different types of plots in a subplot panel
- Lid_overlap : List of number index of plot to overlap current variables
- PrintMinMaxText: Boolean, True to add a min/max values of the plotted variables on top of the graph
"""
self.ax = ax
firstCall = (len(self.ax) == 0)
# If all plots are not using conversion factor, convert it to List
if not Lfacconv:
Lfacconv = [1.0] * len(Lvar1)
if not Lcolor:
Lcolor = ['black'] * len(Lvar1)
if not Lylab:
Lylab = [''] * len(Lvar1)
if not Lxlab:
Lxlab = [''] * len(Lvar1)
if not Llinewidth:
Llinewidth = [1.0] * len(Lvar1)
if not Ldensity:
Ldensity = [1.0] * len(Lvar1)
RODIER Quentin
committed
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# On all variables to plot
for i, var1 in enumerate(Lvar1):
if firstCall: # 1st call
iax = i
if Lproj:
self.ax.append(self.fig.add_subplot(self.nb_l, self.nb_c, i + 1, projection=Lproj[i]))
else:
self.ax.append(self.fig.add_subplot(self.nb_l, self.nb_c, i + 1))
self.nb_graph += 1
elif Lid_overlap != []: # overlapping plot
iax = Lid_overlap[i]
else: # existing ax with no overlapping (graphd appended to existing panel)
if Lproj:
self.ax.append(self.fig.add_subplot(self.nb_l, self.nb_c, self.nb_graph + 1, projection=Lproj[i]))
else:
self.ax.append(self.fig.add_subplot(self.nb_l, self.nb_c, self.nb_graph + 1))
self.nb_graph += 1
iax = len(self.ax) - 1 # The ax index of the new coming plot is the length of the existant ax -1 for indices matter
# Zooming
if len(Lcarte) == 4: # zoom
self.ax[iax].set_xlim(Lcarte[0], Lcarte[1])
self.ax[iax].set_ylim(Lcarte[2], Lcarte[3])
# Variable to plot w.r.t dimensions
if var1.ndim == 2:
vartoPlot1 = var1[:, :]
vartoPlot2 = Lvar2[i][:, :]
else: # Variable is 3D : only for horizontal section
vartoPlot1 = var1[Llevel[i], :, :]
vartoPlot2 = Lvar2[i][Llevel[i], :, :]
# Print min/max val to help choose steps
if PrintMinMaxText:
self.set_minmaxText(self.ax, iax, np.sqrt(vartoPlot1**2 + vartoPlot2**2), Ltitle[i], Lid_overlap, Lfacconv[i])
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# Print time validity
if Ltime:
self.showTimeText(self.ax, iax, str(Ltime[i]))
# Plot
cf = self.ax[iax].streamplot(Lxx[i], Lyy[i], vartoPlot1, vartoPlot2, density=Ldensity[i], linewidth=Llinewidth[i], color=Lcolor[i])
# Title
self.set_Title(self.ax, iax, Ltitle[i], Lid_overlap, Lxlab[i], Lylab[i])
# X/Y Axis Label
self.set_XYaxislab(self.ax, iax, Lxlab[i], Lylab[i])
# X/Y Axis limits value
if Lxlim:
try:
self.set_xlim(self.ax, iax, Lxlim[i])
except BaseException:
pass
if Lylim:
try:
self.set_ylim(self.ax, iax, Lylim[i])
except BaseException:
pass
# Coastlines:
if Lproj:
self.draw_Backmap(coastLines, self.ax[iax], Lproj[i])
return self.fig
RODIER Quentin
committed
def pXY_bar(self, Lbins=[], Lvar=[], Lxlab=[], Lylab=[], Ltitle=[], Lcolor=[], Lwidth=[],
Llinecolor=[], Llinewidth=[], Lfacconv=[], ax=[], id_overlap=None, Lxlim=[],
Lylim=[], Ltime=[], LaxisColor=[], LlocLegend=[]):
"""
XY Histogram
Parameters :
- Lbins : List of bins
- Lvar : List of the value for each bin
- Lxlab : List of x-axis label
- Lylab : List of y-axis label
- Ltitle : List of sub-title