class ChartView(QChartView,QChart):
def __init__(self, *args, **kwargs):
super(ChartView, self).__init__(*args, **kwargs)
self.resize(800, 600)
self.setRenderHint(QPainter.Antialiasing) # 抗锯齿
self.chart_init()
self.timer_init()
def timer_init(self):
#使用QTimer，2秒触发一次，更新数据
self.timer = QTimer(self)
self.timer.timeout.connect(self.drawLine)
self.timer.start(100)
def chart_init(self):
self.chart = QChart()
self.series = QScatterSeries()
#设置曲线名称
self.series.setName("实时数据")
self.series.setColor(QColor(255,0,0))
self.series.setMarkerSize(20.0)
self.series.setPen(QPen(QtCore.Qt.PenStyle.NoPen))
#把曲线添加到QChart的实例中
self.chart.addSeries(self.series)
#声明并初始化X轴，Y轴
self.dtaxisX = QDateTimeAxis()
self.vlaxisY = QValueAxis()
#设置坐标轴显示范围
self.dtaxisX.setMin(QDateTime.currentDateTime().addSecs(-300*1))
self.dtaxisX.setMax(QDateTime.currentDateTime().addSecs(0))
self.vlaxisY.setMin(0)
self.vlaxisY.setMax(1500)
#设置X轴时间样式
self.dtaxisX.setFormat("MM月dd hh:mm:ss")
#设置坐标轴上的格点
self.dtaxisX.setTickCount(6)
self.vlaxisY.setTickCount(11)
#设置坐标轴名称
self.dtaxisX.setTitleText("时间")
self.vlaxisY.setTitleText("量程")
#设置网格不显示`
#把坐标轴添加到chart中
self.chart.addAxis(self.dtaxisX,Qt.AlignBottom)
self.chart.addAxis(self.vlaxisY,Qt.AlignLeft)
#把曲线关联到坐标轴
self.series.attachAxis(self.dtaxisX)
self.series.attachAxis(self.vlaxisY)
self.setChart(self.chart)
def drawLine(self):
#获取当前时间
bjtime = QDateTime.currentDateTime()
#更新X轴坐标
self.dtaxisX.setMin(QDateTime.currentDateTime().addSecs(-300*1))
self.dtaxisX.setMax(QDateTime.currentDateTime().addSecs(0))
#当曲线上的点超出X轴的范围时，移除最早的点
if(self.series.count()>149):
self.series.removePoints(0,self.series.count()-149)
#产生随即数
yint = random.randint(0,1500)
#添加数据到曲线末端
self.series.append(bjtime.toMSecsSinceEpoch(),yint)
def update_particles(particles):
animation_chart = QChart()
reals = QScatterSeries()
pen_reals = reals.pen()
pen_reals.setBrush(QtGui.QColor("white"))
reals.setMarkerSize(5)
reals.setColor(QtGui.QColor("red"))
reals.setPen(pen_reals)
for particle in particles:
reals.append(particle, 0)
animation_chart.addSeries(reals)
animation_chart.setBackgroundBrush(QtGui.QColor(41, 43, 47))
animation_chart.createDefaultAxes()
animation_chart.legend().hide()
animation_chart.setContentsMargins(-10, -10, -10, -10)
animation_chart.layout().setContentsMargins(0, 0, 0, 0)
animation_chart.axisX().setTickCount(17)
animation_chart.axisY().setTickCount(3)
animation_chart.axisX().setLabelsColor(QtGui.QColor("white"))
animation_chart.axisX().setGridLineColor(QtGui.QColor("grey"))
animation_chart.axisX().setRange(-4, 12)
animation_chart.axisY().setRange(-1, 1)
animation_chart.axisY().setLabelsColor(QtGui.QColor("white"))
animation_chart.axisY().setGridLineColor(QtGui.QColor("grey"))
form.widget_animation.setChart(animation_chart)
class PriceFigure:
def __init__(self, name):
self.name = name
self.chart_view = QChartView()
self.price_time_axis = QDateTimeAxis()
self.price_time_axis.setFormat('h:mm')
self.price_axis = QValueAxis()
self.candle_stick_series = QCandlestickSeries()
self.candle_stick_series.setIncreasingColor(Qt.red)
self.candle_stick_series.setDecreasingColor(Qt.blue)
self.moving_average_series = QLineSeries()
self.top_edge_series = QScatterSeries()
self.bottom_edge_series = QScatterSeries()
self.trend_lines = []
self.short_top_trend_series = QLineSeries()
self.short_bottom_trend_series = QLineSeries()
self.long_top_trend_series = QLineSeries()
self.long_bottom_trend_series = QLineSeries()
self.trend_lines.append(self.short_top_trend_series)
self.trend_lines.append(self.short_bottom_trend_series)
self.trend_lines.append(self.long_top_trend_series)
self.trend_lines.append(self.long_bottom_trend_series)
self.chart_view.chart().addSeries(self.candle_stick_series)
self.chart_view.chart().addSeries(self.moving_average_series)
self.chart_view.chart().addSeries(self.top_edge_series)
self.chart_view.chart().addSeries(self.bottom_edge_series)
self.chart_view.chart().addSeries(self.short_top_trend_series)
self.chart_view.chart().addSeries(self.long_top_trend_series)
self.chart_view.chart().addSeries(self.short_bottom_trend_series)
self.chart_view.chart().addSeries(self.long_bottom_trend_series)
self.chart_view.chart().addAxis(self.price_time_axis, Qt.AlignBottom)
self.chart_view.chart().addAxis(self.price_axis, Qt.AlignLeft)
self.chart_view.chart().legend().hide()
self.chart_view.setRenderHint(QPainter.Antialiasing)
self.set_marker_color()
self.set_trend_line_pen()
def set_trend_line_pen(self):
brushes = [
QBrush(QColor(255, 0, 0, 90)),
QBrush(QColor(0, 0, 255, 90)),
QBrush(QColor(205, 56, 47, 255)),
QBrush(QColor(0, 153, 213, 255))
]
for i, tl in enumerate(self.trend_lines):
tl.setPen(QPen(brushes[i], 4, Qt.DotLine))
def set_marker_color(self):
self.top_edge_series.setPen(Qt.black)
self.top_edge_series.setBrush(QBrush(QColor(255, 0, 255, 90)))
self.bottom_edge_series.setPen(Qt.black)
self.bottom_edge_series.setBrush(QBrush(QColor(0, 255, 255, 90)))
def set_datetime(self, d):
self.chart_datetime = d
self.datetime_range = (d.timestamp() * 1000,
d.replace(hour=23, minute=59).timestamp() *
1000)
start_time = QDateTime()
until_time = QDateTime()
start_time.setDate(QDate(d.year, d.month, d.day))
until_time.setDate(QDate(d.year, d.month, d.day))
start_time.setTime(QTime(9, 0))
until_time.setTime(QTime(16, 0))
self.price_time_axis.setRange(start_time, until_time)
def attach(self):
self.price_time_axis.setTickCount(7)
self.candle_stick_series.attachAxis(self.price_time_axis)
self.candle_stick_series.attachAxis(self.price_axis)
self.moving_average_series.attachAxis(self.price_time_axis)
self.moving_average_series.attachAxis(self.price_axis)
self.top_edge_series.attachAxis(self.price_time_axis)
self.top_edge_series.attachAxis(self.price_axis)
self.bottom_edge_series.attachAxis(self.price_time_axis)
self.bottom_edge_series.attachAxis(self.price_axis)
self.short_top_trend_series.attachAxis(self.price_time_axis)
self.short_top_trend_series.attachAxis(self.price_axis)
self.long_top_trend_series.attachAxis(self.price_time_axis)
self.long_top_trend_series.attachAxis(self.price_axis)
self.short_bottom_trend_series.attachAxis(self.price_time_axis)
self.short_bottom_trend_series.attachAxis(self.price_axis)
self.long_bottom_trend_series.attachAxis(self.price_time_axis)
self.long_bottom_trend_series.attachAxis(self.price_axis)
def in_datetime_range(self, q):
return self.datetime_range[0] < q < self.datetime_range[1]
def clear_series_data(self):
self.candle_stick_series.clear()
self.moving_average_series.clear()
self.top_edge_series.clear()
self.bottom_edge_series.clear()
self.short_top_trend_series.clear()
self.long_top_trend_series.clear()
self.short_bottom_trend_series.clear()
self.long_bottom_trend_series.clear()
def get_chart_view(self):
return self.chart_view
def add_moving_average(self, q, price):
if self.in_datetime_range(q):
self.moving_average_series.append(q, price)
def add_candle_stick(self, q, o, h, l, c):
if self.in_datetime_range(q):
self.candle_stick_series.append(QCandlestickSet(o, h, l, c, q))
def set_price_range(self, price_min, price_max):
self.price_axis.setRange(price_min, price_max)
tick_count = int(
math.ceil((price_max - price_min) / price_min * 100. / 2.0))
self.price_axis.setTickCount(tick_count if tick_count + 1 > 2 else 2)
def add_top_edge(self, q, price):
if self.in_datetime_range(q):
self.top_edge_series.append(q, price)
def add_bottom_edge(self, q, price):
if self.in_datetime_range(q):
self.bottom_edge_series.append(q, price)
def add_short_top_trend(self, q, price, draw_horizontal=False):
if self.in_datetime_range(q):
if draw_horizontal:
self.short_top_trend_series.append(q, price)
if self.name == 'yesterday':
self.short_top_trend_series.append(self.datetime_range[1],
price)
else:
self.short_top_trend_series.append(self.datetime_range[0],
price)
else:
self.short_top_trend_series.append(q, price)
def add_long_top_trend(self, q, price, draw_horizontal=False):
if self.in_datetime_range(q):
if draw_horizontal:
self.long_top_trend_series.append(q, price)
if self.name == 'yesterday':
self.long_top_trend_series.append(self.datetime_range[1],
price)
else:
self.long_top_trend_series.append(self.datetime_range[0],
price)
else:
self.long_top_trend_series.append(q, price)
def add_short_bottom_trend(self, q, price, draw_horizontal=False):
if self.in_datetime_range(q):
if draw_horizontal:
self.short_bottom_trend_series.append(q, price)
if self.name == 'yesterday':
self.short_bottom_trend_series.append(
self.datetime_range[1], price)
else:
self.short_bottom_trend_series.append(
self.datetime_range[0], price)
else:
self.short_bottom_trend_series.append(q, price)
def add_long_bottom_trend(self, q, price, draw_horizontal=False):
if self.in_datetime_range(q):
if draw_horizontal:
self.long_bottom_trend_series.append(q, price)
if self.name == 'yesterday':
self.long_bottom_trend_series.append(
self.datetime_range[1], price)
else:
self.long_bottom_trend_series.append(
self.datetime_range[0], price)
else:
self.long_bottom_trend_series.append(q, price)
class Window(QMainWindow):
def __init__(self, landmarkPoints, allPoints, threadEvent):
super().__init__()
self.title = "Lidar data points"
#self.queue = queue
self.color = Qt.darkRed
self.lmrkPoints = landmarkPoints
self.allPoints = allPoints
self.event = threadEvent
self.left = 500
self.top = 500
self.height = 480
self.width = 640
self.count = 0
self.time = 0
self.label = QLabel(self)
self.lmrkBox = QCheckBox("Landmark points", self)
self.ptsBox = QCheckBox("Data points", self)
self.boxArea = QWidget()
self.mainLayout = QGridLayout()
self.mainLayout.addWidget(self.lmrkBox, 0, 0)
self.mainLayout.addWidget(self.ptsBox, 1, 0)
self.mainLayout.setVerticalSpacing(5)
self.boxArea.setLayout(self.mainLayout)
crote = QDockWidget("Hide", self)
crote.setWidget(self.boxArea)
self.addDockWidget(Qt.LeftDockWidgetArea, crote)
dock = QDockWidget("", self)
dock.setWidget(self.label)
self.addDockWidget(Qt.LeftDockWidgetArea, dock)
self.chart = QChart()
self.config_axis()
self.series = QScatterSeries(self.chart)
self.allSeries = QScatterSeries(self.chart)
self.config_series()
#self.update()
self.timer = QTimer(self)
self.view = QChartView(self.chart)
self.setCentralWidget(
self.view
) # It is needed to create to view because the CentralWidget needs to be a QWidget, and a QChart is not so.
self.initWindow()
def config_series(self):
self.series.setName("Landmark Points")
self.allSeries.setName("Data Points")
lmrkPen = self.series.pen()
pen = self.allSeries.pen()
lmrkPen.setWidthF(.2)
pen.setWidthF(.2)
self.series.setPen(lmrkPen)
self.allSeries.setPen(pen)
self.series.setColor(Qt.red)
self.allSeries.setColor(Qt.blue)
self.series.setMarkerShape(1) # 1 - rectangle; 0 - circle
# for good visualization, the landmark points should be bigger than normal points
self.series.setMarkerSize(8)
self.allSeries.setMarkerSize(5)
self.label.move(15, 15)
def config_axis(self):
self.xAxis = QValueAxis()
self.yAxis = QValueAxis()
self.xAxis.setRange(-XRANGE, XRANGE)
self.xAxis.setTitleText("Eixo x")
self.yAxis.setRange(-YRANGE, YRANGE)
self.yAxis.setTitleText("Eixo y")
self.chart.addAxis(self.xAxis, Qt.AlignBottom)
self.chart.addAxis(self.yAxis, Qt.AlignLeft)
def update(self):
self.event.wait()
start = time.time()
self.label.setText("FPS: {:.2f}".format(1 / (time.time() - self.time)))
self.time = time.time()
if self.count == 0 and self.lmrkPoints != []:
self.series.append(self.lmrkPoints[0][:])
self.allSeries.append(self.allPoints[0][:])
del self.lmrkPoints[:]
del self.allPoints[:]
self.count = 1
elif self.lmrkPoints != []:
self.series.replace(self.lmrkPoints[0][:])
self.allSeries.replace(self.allPoints[0][:])
del self.lmrkPoints[:]
del self.allPoints[:]
end = time.time()
self.event.clear()
def hide_show_points(self):
self.series.setVisible(not self.series.isVisible())
def hide_show_all_points(self):
self.allSeries.setVisible(not self.allSeries.isVisible())
def initWindow(self):
print("queue inside myWindow: {}".format(self.lmrkPoints))
self.setGeometry(self.left, self.top, self.width, self.height)
self.setWindowTitle(self.title)
self.chart.addSeries(self.series)
self.chart.addSeries(self.allSeries)
self.series.attachAxis(self.xAxis)
self.series.attachAxis(self.yAxis)
self.allSeries.attachAxis(self.xAxis)
self.allSeries.attachAxis(self.yAxis)
self.timer.timeout.connect(self.update)
self.lmrkBox.stateChanged.connect(self.hide_show_points)
self.ptsBox.stateChanged.connect(self.hide_show_all_points)
self.timer.start(0)
self.show()
def run_evolution():
range_a = float(str(form.input_a.text()))
range_b = float(str(form.input_b.text()))
precision = int(str(form.input_d.text()))
generations_number = int(str(form.input_t.text()))
app.setOverrideCursor(QtCore.Qt.WaitCursor)
best_reals, best_binary, best_fxs, local_fxs, _, _ = evolution(range_a, range_b, precision, generations_number, form.checkBox.isChecked())
form.best_table.item(1,0).setText(str(best_reals[len(local_fxs)-1]))
form.best_table.item(1,1).setText(''.join(map(str, best_binary[len(local_fxs)-1])))
form.best_table.item(1,2).setText(str(best_fxs[len(local_fxs)-1]))
chart = QChart()
bests = QLineSeries()
pen_best = bests.pen()
pen_best.setWidth(1)
pen_best.setBrush(QtGui.QColor("red"))
bests.setPen(pen_best)
for i in range(0, len(local_fxs)):
if len(local_fxs[i]) - 1 == 0:
fxs = QScatterSeries()
fxs.append(i + 0.99, local_fxs[i][0])
pen = fxs.pen()
color = QtGui.QColor(random.randint(50,255), random.randint(50,255), random.randint(50,255))
fxs.setColor(color)
pen.setColor(color)
fxs.setPen(pen)
fxs.setMarkerSize(5)
else:
fxs = QLineSeries()
tick = 1 / (len(local_fxs[i]) - 1)
for j in range(len(local_fxs[i])):
fxs.append(i + j * tick, local_fxs[i][j])
pen = fxs.pen()
pen.setWidth(1)
pen.setBrush(QtGui.QColor(random.randint(50,255), random.randint(50,255), random.randint(50,255)))
fxs.setPen(pen)
bests.append(i+1, best_fxs[i])
chart.addSeries(fxs)
chart.addSeries(bests)
chart.setBackgroundBrush(QtGui.QColor(41, 43, 47))
chart.createDefaultAxes()
chart.legend().hide()
chart.setContentsMargins(-10, -10, -10, -10)
chart.layout().setContentsMargins(0, 0, 0, 0)
chart.axisX().setTickCount(11)
chart.axisX().setLabelsColor(QtGui.QColor("white"))
chart.axisX().setGridLineColor(QtGui.QColor("grey"))
chart.axisX().setLabelFormat("%i")
chart.axisY().setRange(-2,2)
chart.axisY().setLabelsColor(QtGui.QColor("white"))
chart.axisY().setGridLineColor(QtGui.QColor("grey"))
form.widget.setChart(chart)
with open('best_history.csv', 'w', newline='', encoding='utf8') as history_csvfile:
history_writer = csv.writer(
history_csvfile, delimiter=';', dialect=csv.excel)
history_writer.writerow(['Parametry'])
history_writer.writerow(['Precyzja: 10^-%d' % precision])
history_writer.writerow(['Iteracje: %d' % generations_number])
history_writer.writerow(['', 'real', 'bin', 'f(real)'])
for index, generation in enumerate(range(generations_number)):
history_writer.writerow([index, best_reals[generation], best_binary[generation], best_fxs[generation]])
app.restoreOverrideCursor()