def plot_macd_histogram(self, plot, macd_data, dates=None):
close = [f['close'] for f in macd_data]
xs = [x for x in range(len(close))]
i = Indicators()
ema_slow, ema_fast, macd = i.moving_average_convergence(close,
nslow=26,
nfast=12)
sig_line = i.exp_moving_average(macd, 9)
if dates:
self.axis_list[plot].plot(dates, macd)
self.axis_list[plot].plot(dates, sig_line)
self.axis_list[plot].plot(dates, macd - sig_line, 'k')
self.axis_list[plot].axhline(y=0, color='b', linestyle='-')
self.axis_list[plot].fill_between(dates,
macd - sig_line,
0,
alpha=.5,
facecolor='#00ffe8',
edgecolor='#00ffe8')
self.axis_list[plot].spines['bottom'].set_color('#5998ff')
self.axis_list[plot].spines['top'].set_color('#5998ff')
self.axis_list[plot].spines['left'].set_color('#5998ff')
self.axis_list[plot].spines['right'].set_color('#5998ff')
else:
# self.axis_list[plot].plot(macd)
# self.axis_list[plot].plot(sig_line)
self.axis_list[plot].plot(macd - sig_line, color='k')
self.axis_list[plot].axhline(y=0, color='b', linestyle='-')
self.axis_list[plot].fill_between(xs,
macd - sig_line,
0,
alpha=.5,
facecolor='#00ffe8',
edgecolor='#00ffe8')
self.axis_list[plot].spines['bottom'].set_color('#5998ff')
self.axis_list[plot].spines['top'].set_color('#5998ff')
self.axis_list[plot].spines['left'].set_color('#5998ff')
self.axis_list[plot].spines['right'].set_color('#5998ff')
def make_graph_year(self, stock):
self.current_view = 'Year'
print('Current view year')
i = Indicators()
ema_slow, ema_fast, macd = i.moving_average_convergence(
stock.get_closes(), nslow=26, nfast=12)
sig_line = i.exp_moving_average(macd, 9)
rsi = i.relative_strength(stock.get_closes())
sma_window = 9
ema_window = 9
my_sma = i.simple_moving_average(stock.get_closes(), sma_window)
my_ema = i.exp_moving_average(stock.get_closes(), ema_window)
dates = stock.get_dates_as_formatted(fmt='3')
for x in range(len(dates)):
dates[x] = x
# self.axis_list[3].plot(dates, macd)
# self.axis_list[3].plot(dates, sig_line)
# self.axis_list[3].plot(dates, macd - sig_line, 'k')
# self.axis_list[3].axhline(y=0, color='b', linestyle='-')
# self.axis_list[3].fill_between(dates, macd - sig_line, 0, alpha=.5, facecolor='#00ffe8', edgecolor='#00ffe8')
# self.axis_list[3].spines['bottom'].set_color('#5998ff')
# self.axis_list[3].spines['top'].set_color('#5998ff')
# self.axis_list[3].spines['left'].set_color('#5998ff')
# self.axis_list[3].spines['right'].set_color('#5998ff')
ohlc = stock.get_candle_stick_data(fmt='np')
for x in range(len(ohlc)):
ohlc[x][0] = x
candlestick_ohlc(self.axis_list[2],
ohlc,
colorup='green',
colordown='red',
width=.6)
# self.axis_list[2].plot(dates[sma_window - 1:], my_sma, label='SMA')
# self.axis_list[2].plot(dates, my_ema, label='EMA')
self.axis_list[2].set_ylabel('Price')
self.axis_list[2].legend(loc='upper right')
self.__plot.suptitle(stock.get_symbol())
# self.axis_list[1].plot(dates, rsi)
# self.axis_list[1].xaxis.set_major_locator(mticker.MaxNLocator(10))
# self.axis_list[1].get_xaxis().set_visible(False)
# self.axis_list[2].get_xaxis().set_visible(False)
self.axis_list[3].xaxis.set_major_locator(mticker.MaxNLocator(10))
# md_dates = [datetime.datetime.strftime(mdates.num2date(i), '%Y-%m-%d') for i in dates]
def my_date(x, pos):
try:
return md_dates[int(x)]
except IndexError:
return ''
# self.axis_list[3].xaxis.set_major_formatter(mdates.DateFormatter('%Y-%m-%d'))
for lab in self.axis_list[3].xaxis.get_ticklabels():
lab.set_rotation(30)
return self.__plot
def make_graph_rt(self, stock):
self.current_view = 'RT'
print('Current view real-time')
i = Indicators()
close = stock.get_rt_closes()
ema_slow, ema_fast, macd = i.moving_average_convergence(close,
nslow=26,
nfast=12)
sig_line = i.exp_moving_average(macd, 9)
rsi = i.relative_strength(close)
sma_window = 10
ema_window = 10
my_sma = i.simple_moving_average(close, sma_window)
my_ema = i.exp_moving_average(close, ema_window)
dates = stock.get_dates_as_formatted(fmt='3', rt=True)
ohlc = stock.get_rt_candle_stick_data(fmt='np')
for i in range(len(dates)):
ohlc[i][0] = dates[i]
for x in range(len(ohlc)):
ohlc[x][0] = x
print('OHLC RT is: %s' % ohlc)
# self.axis_list[3].plot(dates, macd)
# self.axis_list[3].plot(dates, sig_line)
# self.axis_list[3].plot(dates, macd - sig_line, 'k')
# self.axis_list[3].axhline(y=0, color='b', linestyle='-')
# self.axis_list[3].fill_between(dates, macd - sig_line, 0, alpha=.5, facecolor='#00ffe8', edgecolor='#00ffe8')
# self.axis_list[3].spines['bottom'].set_color('#5998ff')
# self.axis_list[3].spines['top'].set_color('#5998ff')
# self.axis_list[3].spines['left'].set_color('#5998ff')
# self.axis_list[3].spines['right'].set_color('#5998ff')
candlestick_ohlc(self.axis_list[2],
ohlc,
width=(.001 / 2),
colorup='green',
colordown='red')
# self.axis_list[2].plot(dates[sma_window - 1:], my_sma, label='SMA')
# self.axis_list[2].plot(dates, my_ema, label='EMA')
self.axis_list[2].set_ylabel('Price')
self.axis_list[2].legend(loc='upper right')
self.__plot.suptitle(stock.get_symbol())
# self.axis_list[1].plot(dates, rsi)
# self.axis_list[1].xaxis.set_major_locator(mticker.MaxNLocator(10))
# self.axis_list[1].get_xaxis().set_visible(False)
# self.axis_list[2].get_xaxis().set_visible(False)
#
# self.axis_list[3].xaxis.set_major_locator(mticker.MaxNLocator(10))
# self.axis_list[3].xaxis.set_major_formatter(mdates.DateFormatter('%Y-%m-%d'))
#
# for lab in self.axis_list[3].xaxis.get_ticklabels():
# lab.set_rotation(30)
return self.__plot
