def figure_constructor(tool, loader, node):
#print('Figureeeee: /n')
fig = loader.construct_mapping(node, deep=True)
fmt = tool.formats.get('Figure', {})
elements = fig.pop('elements', [])
#print('Figureeeee2: /n', elements)
cmds = []
ref = fig.pop("ref", "")
callback = fig.pop("on_change", [])
axis = tool.formats.get("Axis", {})
for key in fig:
val = fig[key]
#print('Figureeeee3: /n', val,key)
if key in ['text', 'add_tools']:
cmds.append((key, val))
else:
fmt[key] = val
figure = Figure(**fmt)
for key, cmd in cmds:
if key == 'add_tools':
figure.add_tools(*cmd)
elif key == 'text':
figure.text(*cmd.pop('loc'), **cmd)
for element in elements:
key = element.pop('kind')
if key == 'line':
line_fmt = tool.formats.get('Line', {})
line_fmt.update(element)
figure.line('x', 'y', **line_fmt)
#print('PLOT LINE: ', line_fmt, line_fmt.update(element))
elif key == 'circle':
circle_fmt = tool.formats.get('Circle', {})
circle_fmt.update(element)
figure.circle('x', 'y', **circle_fmt)
elif key == 'image':
print('HElooooo!!')
image_fmt = tool.formats.get('Image', {})
image_fmt.update(element)
figure.image('value', 'x', 'y', 'dw', 'dh', **image_fmt)
#print('PLOT image: ', image_fmt, image_fmt.update(element))
for attr, val in axis.items():
#change axis attributes, hopefully
setattr(figure.axis, attr, val)
if ref:
tool.refs[ref] = figure
if callback:
figure.on_change(*callback)
yield figure
def setup_timeline_backend_parts(plot: figure,
desc_label_source: ColumnDataSource) -> None:
"""
:param plot:
:param desc_label_source:
:return:
"""
start_date, end_date = plot.x_range.start, plot.x_range.end
arrow_x = start_date + datetime.timedelta(days=180)
# 補助線を引く
plot.line([start_date, end_date], [1, 1], line_width=3, line_color='pink')
plot.line([start_date, end_date], [0.5, 0.5],
line_width=3,
line_dash='dotted',
line_color='pink')
plot.line([start_date, end_date], [1.5, 1.5],
line_width=3,
line_dash='dotted',
line_color='pink')
# 矢印を表示する
plot.add_layout(
Arrow(end=VeeHead(size=15),
line_color='black',
x_start=arrow_x,
y_start=1.4,
x_end=arrow_x,
y_end=1.1))
plot.add_layout(
Arrow(end=VeeHead(size=15),
line_color='black',
x_start=arrow_x,
y_start=0.9,
x_end=arrow_x,
y_end=0.6))
plot.text(source=desc_label_source,
x='x',
y='y',
text='text',
text_font_size='size',
text_alpha=0.8)