在我的程序中,我首先绘制了图形,然后将图形导入到画布中。然后我将画布导入滚动区域。当我运行我的程序时,如果我向左滚动,yaxis 刻度标签会隐藏,或者我向右转动,yaxis 刻度标签也会隐藏。
我已经采取了两个轴。轴,轴2。我已经设置了axes2.yaxis.tick_right()和axes.yaxis.tick_right()。
我希望 y 轴刻度标签将保持在右侧并且始终可见,无论我向左或向右滚动。
import sys
from matplotlib.backends.backend_qt5agg import FigureCanvasQTAgg as FigureCanvas
import matplotlib.pyplot as plt
from matplotlib.figure import Figure
from PyQt5.QtWidgets import QMainWindow,QVBoxLayout
from PyQt5.QtWidgets import QApplication
from PyQt5 import QtCore, QtGui, QtWidgets
import datetime
from matplotlib.dates import num2date, date2num
from mpl_finance import candlestick_ochl as candlestick
import numpy as np
import matplotlib.ticker as ticker
import matplotlib.dates as mdates
import pylab as pl
class MainWindow_code_serarch(object):
def setup_code_serarch(self, MainWindow):
MainWindow.setObjectName("MainWindow")
MainWindow.resize(870, 680)
self.centralwidget = QtWidgets.QWidget(MainWindow)
self.centralwidget.setObjectName("centralwidget")
self.verticalLayoutWidget1 = QtWidgets.QWidget(self.centralwidget)
self.verticalLayoutWidget1.setGeometry(QtCore.QRect(17, 30, 741, 13))
self.verticalLayoutWidget1.setObjectName("verticalLayoutWidget")
self.verticalLayout1 = QtWidgets.QVBoxLayout(self.verticalLayoutWidget1)
self.verticalLayout1.setContentsMargins(0, 0, 0, 0)
self.verticalLayout1.setObjectName("verticalLayout1")
self.verticalLayoutWidget = QtWidgets.QWidget(self.centralwidget)
self.verticalLayoutWidget.setGeometry(QtCore.QRect(17, 10, 940, 603))
self.verticalLayoutWidget.setObjectName("verticalLayoutWidget")
self.verticalLayout = QtWidgets.QVBoxLayout(self.verticalLayoutWidget)
self.verticalLayout.setContentsMargins(0, 0, 0, 0)
self.verticalLayout.setObjectName("verticalLayout")
self.figure = Figure(figsize=(100,7.2), dpi=80, facecolor='k')
self.canvas = FigureCanvas(self.figure)
self.widget = QtWidgets.QWidget()
self.scroll_area = QtWidgets.QScrollArea(self.widget)
self.scroll_area.setWidget(self.canvas)
self.verticalLayout.addWidget(self.scroll_area)
axes,axes2 = self.figure.subplots(nrows=2, sharex=True)
data = {
'date': ['2018/10/30', '2018/11/03', '2018/11/04', '2018/11/05', '2018/11/07', '2018/11/10', '2018/11/11'],
'open': [8824, 8726.31, 8642.14, 8531.51, 8630.25, 8602.50, 8640.22],
'high': [8858, 8748.60, 8551.36, 8653.16, 8476.69, 8630, 8570.56],
'low': [8688, 8743.67, 8550.76, 8449.50, 8631.83, 8602.18, 8743.22],
'close': [8820, 8747.17, 8550.52, 8553., 8517.10, 8628.78, 8588.52],
'volume': [17759.56, 120000.17, 18739.52, 38599.50, 16517.10, 17723.78, 15588.52]
}
x = date2num([datetime.datetime.strptime(d, '%Y/%m/%d').date() for d in data['date']])
t= np.arange(len(data['date']))
candle_trace = zip(t, data['open'], data['high'], data['low'], data['close'], data['volume'])
candlestick(axes, candle_trace, width=.75, colorup='g', colordown='r')
axes2.plot(t, [1, 2, 3, 4, 7, 8, 9])
axes.set_position([0.02, 0.37, 0.88, 0.6])
axes2.set_position([0.02, 0.15, 0.88, 0.22])
axes.tick_params(axis='both', color='#ffffff', labelcolor='#ffffff')
axes.yaxis.tick_right()
axes2.tick_params(axis='both', color='#ffffff', labelcolor='#ffffff')
axes2.grid(color='lightgray', linewidth=.5, linestyle=':')
axes.grid(color='lightgray', linewidth=.5, linestyle=':')
axes2.yaxis.tick_right()
axes.autoscale_view()
axes2.autoscale_view()
axes.set_facecolor('#041105')
axes2.set_facecolor('#041105')
# N = len(dates)
axes.set_xticks(range(0, len((x)), 1))
axes.set_xticklabels([mdates.num2date(d).strftime('%b-%d') for d in x])
axes.set_xticklabels([mdates.num2date(d).strftime('%Y-%m-%d') for d in x])
axes2.set_xticklabels([mdates.num2date(d).strftime('%Y-%m-%d') for d in x])
self.canvas.draw()
MainWindow.setCentralWidget(self.centralwidget)
self.menubar = QtWidgets.QMenuBar(MainWindow)
self.menubar.setGeometry(QtCore.QRect(0, 0, 246, 21))
self.menubar.setObjectName("menubar")
MainWindow.setMenuBar(self.menubar)
self.statusbar = QtWidgets.QStatusBar(MainWindow)
self.statusbar.setObjectName("statusbar")
MainWindow.setStatusBar(self.statusbar)
# self.pushButton.clicked.connect(self.graphShowCode)
self.retranslateUi(MainWindow)
QtCore.QMetaObject.connectSlotsByName(MainWindow)
def retranslateUi(self, MainWindow):
_translate = QtCore.QCoreApplication.translate
MainWindow.setWindowTitle(_translate("MainWindow", "MainWindow"))
# self.pushButton.setText(_translate("MainWindow", "OK"))
if __name__ == "__main__":
import sys
app = QtWidgets.QApplication(sys.argv)
MainWindow = QtWidgets.QMainWindow()
ui = MainWindow_code_serarch()
ui.setup_code_serarch(MainWindow)
MainWindow.show()
sys.exit(app.exec_())
Output image:
when i turn scroll left output image 2: