class PlotBarWithLine:
def __init__(self):
self.data = {{'label': []}, }
self.titles = ''
self.indexes = []
self.bar = Bar()
self.line = Line()
self.overlap = Overlap()
self.script_list = self.overlap.get_js_dependencies()
def plot_bar_line(self, dat, tit, ind):
self.data = dat
self.titles = tit
self.indexes = ind
self.bar = Bar(self.titles)
for label in self.data.keys():
label_bar = '{}_B'.format(label)
label_line = '{}_L'.format(label)
self.bar.add(label_bar, self.indexes,
self.data[label],
is_label_show=True)
self.line.add(label_line, self.indexes,
self.data[label],
is_label_show=True,
mark_point=['max', 'min'])
self.overlap.add(self.bar)
self.overlap.add(self.line)
return self.overlap.render_embed()
def the_data(fti):
his_filters = {TrackIndex.fund_trackindexcode == fti}
histories = TrackIndex.query.filter(*his_filters).order_by(
TrackIndex.date).all()
dates = []
closes = []
pe_ttms = []
for history in histories:
if history.pe_ttm != 0:
dates.append(history.date[2:4] + '/' + history.date[5:7] + '/' +
history.date[8:10])
closes.append('%.2f' % history.close)
pe_ttms.append('%.2f' % history.pe_ttm)
else:
dates.append(0)
closes.append(0)
pe_ttms.append(0)
# 柱状图
bar_close = Bar()
bar_close.add('POINT',
dates,
closes,
mark_point=[{
"coord": [dates[-1], closes[-1]],
"name": dates[-1]
}],
mark_point_textcolor='black',
is_more_utils=True)
bar_pe = Bar()
bar_pe.add('PE',
dates,
pe_ttms,
mark_point=[{
"coord": [dates[-1], pe_ttms[-1]],
"name": dates[-1]
}],
mark_point_textcolor='black',
is_more_utils=True)
overlap = Overlap(width=1150, height=500)
overlap.add(bar_pe)
overlap.add(bar_close, yaxis_index=1, is_add_yaxis=True)
return render_template('the_data.html',
fti=fti,
myechart=overlap.render_embed(),
host=REMOTE_HOST,
script_list=overlap.get_js_dependencies())
