mirror of
https://github.com/espressif/esp-idf.git
synced 2024-10-05 20:47:46 -04:00
48 lines
1.9 KiB
Python
48 lines
1.9 KiB
Python
# SPDX-FileCopyrightText: 2015-2022 Espressif Systems (Shanghai) CO LTD
|
|
# SPDX-License-Identifier: Apache-2.0
|
|
|
|
from collections import OrderedDict
|
|
|
|
import pyecharts.options as opts
|
|
from pyecharts.charts import Line
|
|
|
|
|
|
def draw_line_chart(file_name, title, x_label, y_label, data_series, range_list):
|
|
"""
|
|
draw line chart and save to file.
|
|
|
|
:param file_name: abs/relative file name to save chart figure
|
|
:param title: chart title
|
|
:param x_label: x-axis label
|
|
:param y_label: y-axis label
|
|
:param data_series: a dict {"name": data}. data is a dict.
|
|
:param range_list: a list of x-axis range
|
|
"""
|
|
|
|
line = Line()
|
|
# echarts do not support minus number for x axis, convert to string
|
|
_range_list = [str(x) for x in range_list]
|
|
line.add_xaxis(_range_list)
|
|
for item in data_series:
|
|
_data = OrderedDict.fromkeys(_range_list, None)
|
|
for key in data_series[item]:
|
|
_data[str(key)] = data_series[item][key]
|
|
_data = list(_data.values())
|
|
try:
|
|
legend = item + ' (max: {:.02f})'.format(max([x for x in _data if x]))
|
|
except TypeError:
|
|
legend = item
|
|
line.add_yaxis(legend, _data, is_smooth=True, is_connect_nones=True,
|
|
label_opts=opts.LabelOpts(is_show=False))
|
|
line.set_global_opts(
|
|
datazoom_opts=opts.DataZoomOpts(range_start=0, range_end=100),
|
|
title_opts=opts.TitleOpts(title=title, pos_left='center'),
|
|
legend_opts=opts.LegendOpts(pos_top='10%', pos_left='right', orient='vertical'),
|
|
tooltip_opts=opts.TooltipOpts(trigger='axis'),
|
|
xaxis_opts=opts.AxisOpts(type_='category', name=x_label, splitline_opts=opts.SplitLineOpts(is_show=True)),
|
|
yaxis_opts=opts.AxisOpts(type_='value', name=y_label,
|
|
axistick_opts=opts.AxisTickOpts(is_show=True),
|
|
splitline_opts=opts.SplitLineOpts(is_show=True)),
|
|
)
|
|
line.render(file_name)
|