def make_image(data, filepath, title, labels, major_labels):
custom_style = Style(background='#fff',
plot_background='transparent',
title_font_size=14,
guide_stroke_dasharray='1,0',
major_guide_stroke_dasharray='1,0',
foreground='rgba(0, 0, 0, .87)',
foreground_strong='rgba(0, 0, 0, .87)',
foreground_subtle='rgba(0, 0, 0, .87)',
stroke_opacity='1',
stroke_opacity_hover='1',
stroke_width=10,
stroke_width_hover=10,
opacity='1',
opacity_hover='1',
colors=('#C5D4B5BB', '#3D7930'))
print(custom_style.to_dict())
r = get_range(data)
config = Config()
config.interpolate = 'cubic'
config.style = custom_style
config.width = 400
config.height = 225
config.explicit_size = True
config.margin_left = 0
config.margin_right = 0
config.margin_top = 10
config.margin_bottom = 30
config.show_minor_x_labels = False
config.truncate_label = -1
config.show_legend = False
config.include_x_axis = True
config.range = r
config.show_dots = False
chart = pygal.Line(config)
chart.title = ("Throughput (%s, Mb/s)" % (title))
chart.x_labels = labels
chart.x_labels_major = major_labels
chart.y_labels = [
x for x in range(0, r[1] + 1, 100 if (r[1] > 550) else 50)
]
chart.add(None, data, fill=True)
chart.add(None, data)
#with open(filepath, 'w') as output:
# output.write(chart.render())
chart.render_to_png(filepath)
def pygal_line_plot(self, vars: list) -> None:
""" build and save line plot in pygal
:param vars: list of the y vars in the graph
"""
if not self.data:
self.no_data_message = Markup("""<p>No data available</p>""")
else:
# Pygal config
config = Config()
config.show_legend = True
config.include_x_axis = False
config.stroke_style = {'width': 7}
config.dots_size = 8
config.x_label_rotation = -45
# init graph
graph = pygal.Bar(config,
margin_top=10,
range=(1, 5),
style=self.pygal_line_style,
legend_at_bottom=True,
legend_box_size=20,
truncate_legend=-1)
# init data
revered_df = self.pandas_df.sort_values('date', ascending=True)
dates = [x.strftime('%Y-%m-%d') for x in list(revered_df['date'])]
graph.x_labels = dates
print(graph.x_labels)
for var in vars:
print(var)
data = list(revered_df[var])
graph.add('{} lvl'.format(var), data)
path = os.path.join(os.getcwd(),'health_tracker', 'static') if \
os.getcwd().endswith('health_tracker') else \
os.path.join(os.getcwd(),'health_tracker', 'health_tracker', 'static')
graph.render_to_file(
os.path.join(path, '{}_line_graph.svg'.format(self.name)))
# from pygal.style import LightSolarizedStyle # Create Config object from pygal import Config chartCfg = Config() chartCfg.show_legend = True chartCfg.human_readable = True chartCfg.pretty_print=True if bFilledLineChart: chartCfg.fill = True else: chartCfg.fill = False chartCfg.x_scale = 1 chartCfg.y_scale = 1 chartCfg.x_label_rotation = 45 chartCfg.include_x_axis = True chartCfg.show_dots=False if nMaxDataCount > 0: chartCfg.show_minor_x_labels=False chartCfg.x_labels_major_count=nMaxDataCount chartCfg.js = [ 'svg.jquery.js','pygal-tooltips.js' ] # Use script from local # chartCfg.style = LightSolarizedStyle chartCfg.print_values = False chartCfg.print_zeroes = True chartCfg.no_data_text = "All values are 0" if bLogarithmicChart: chartCfg.logarithmic=True # Makes chart Y-Axis data more readable # Create Linechart if bLineChart: myChart = pygal.Line(chartCfg)
from pygal.style import RotateStyle
# Create Config object
from pygal import Config
chartCfg = Config()
chartCfg.show_legend = True
chartCfg.human_readable = True
chartCfg.pretty_print = True
if bFilledLineChart:
chartCfg.fill = True
else:
chartCfg.fill = False
chartCfg.x_scale = 1
chartCfg.y_scale = 1
chartCfg.x_label_rotation = 45
chartCfg.include_x_axis = True
chartCfg.show_dots = False
if nMaxDataCount > 0:
chartCfg.show_minor_x_labels = False
chartCfg.x_labels_major_count = nMaxDataCount
#chartCfg.style = DefaultStyle #LightSolarizedStyle
chartCfg.style = RotateStyle('#FF0000')
chartCfg.print_values = True #False
chartCfg.print_zeroes = True
chartCfg.no_data_text = "All values are 0"
if bLogarithmicChart:
chartCfg.logarithmic = True # Makes chart Y-Axis data more readable
# remove first item if configured!
if bDeltaIgnoreFirstValue:
for iChartNum in range(3, len(aFields)):