def create_predict_pieseries(self, bots_part):
human_part = 1 - bots_part
percentage_bots_part = int(round(bots_part * 100))
percentage_human_part = 100 - percentage_bots_part
# define the series slices of the pie
series = QPieSeries()
bot_slice = QPieSlice(f"Bot ({percentage_bots_part}%)", bots_part)
human_slice = QPieSlice(f"Human ({percentage_human_part}%)",
human_part)
font = QFont()
font.setBold(True)
bot_slice.setColor(QColor("#3498db"))
bot_slice.setLabelFont(font)
human_slice.setColor(QColor("#a8e6cf"))
human_slice.setLabelFont(font)
series.append(bot_slice)
series.append(human_slice)
series.setLabelsVisible(False)
series.setLabelsPosition(QPieSlice.LabelInsideHorizontal)
series.setPieSize(0.94)
return series
def analyseProcess(self):
absc = []
ordo = []
absc.clear()
ordo.clear()
for tabrow in range(self.tableWidget.rowCount()):
abscitem = self.tableWidget.item(tabrow,
self.comboBoxabsc.currentIndex())
ordoitem = self.tableWidget.item(tabrow,
self.comboBoxordo.currentIndex())
absc.append(int(abscitem.text()))
ordo.append(str(ordoitem.text()))
df = pd.DataFrame({'data': absc})
df.index = ordo
df = df.sort_values(by='data', ascending=False)
df["cumpercentage"] = df["data"].cumsum() / df["data"].sum() * 100
self.figure.clear()
plt.ion()
ax = self.figure.add_subplot()
ax.bar(df.index, df["data"], color="C0")
ax2 = ax.twinx()
ax2.plot(df.index, df["cumpercentage"], color="C1", marker="D", ms=7)
ax2.yaxis.set_major_formatter(PercentFormatter())
ax.tick_params(axis="y", colors="C0")
ax2.tick_params(axis="y", colors="C1")
self.canvas.draw()
# donutchart***********************************
self.m_donuts = []
self.chartView3.setRenderHint(QPainter.Antialiasing)
self.chart3 = self.chartView3.chart()
self.chart3.legend().setVisible(True)
self.chart3.setTitle("Nested donuts Chart")
self.chart3.setAnimationOptions(QChart.AllAnimations)
minSize3 = 0.1
maxSize3 = 0.9
donutCount3 = 5
for i in range(donutCount3):
donut = QPieSeries()
sliceCount = random.randrange(3, 6)
# print(sliceCount)
for j in range(sliceCount):
value3 = random.randrange(0, 50)
slice_ = QPieSlice(str(value3), value3)
slice_.setLabelVisible(True)
slice_.setLabelColor(Qt.white)
slice_.setLabelPosition(QPieSlice.LabelInsideTangential)
slice_.hovered[bool].connect(
functools.partial(self.explodeSlice, slice_=slice_))
donut.append(slice_)
donut.setHoleSize(minSize3 + i *
(maxSize3 - minSize3) / donutCount3)
donut.setPieSize(minSize3 + (i + 1) *
(maxSize3 - minSize3) / donutCount3)
self.m_donuts.append(donut)
self.chartView3.chart().addSeries(donut)
self.updateTimer = QTimer(self)
self.updateTimer.timeout.connect(self.updateRotation)
self.updateTimer.start(1250)
self.tabWidget.setCurrentIndex(2)
class pieChartView(QChartView):
def __init__(self, *args, **kwargs):
super(pieChartView, self).__init__(*args, **kwargs)
self.initChart()
self.refresh()
def initChart(self):
self._chart = QChart()
# 调整边距
self._chart.layout().setContentsMargins(0, 0, 0, 0) # 外界
self._chart.setMargins(QMargins(3, 0, 3, 0)) # 内界
self._chart.setBackgroundRoundness(0)
self._chart.setBackgroundVisible(False)
# 设置主题
self._chart.setTheme(QChart.ChartThemeBlueIcy)
# 抗锯齿
self.setRenderHint(QPainter.Antialiasing)
# 开启动画效果
self._chart.setAnimationOptions(QChart.SeriesAnimations)
self._series = QPieSeries()
self._series.setPieSize(0.8)
self._chart.addSeries(self._series)
self.setChart(self._chart)
def refresh(self):
# 提示widget
self.toolTipWidget = GraphicsProxyWidget(self._chart)
def mouseMoveEvent(self, event):
super(pieChartView, self).mouseMoveEvent(event)
pos = event.pos()
x = pos.x()
y = pos.y()
# 得到在坐标系中的所有区域
self.min_x, self.max_x = self._chart.geometry().width(
) * 0.2, self._chart.geometry().width() * 0.8
self.min_y, self.max_y = self._chart.geometry().height(
) * 0.2, self._chart.geometry().height() * 0.9
serie = self._chart.series()[0]
slices = [(slice, slice.value()) for slice in serie.slices()]
if self.min_x <= x <= self.max_x and self.min_y <= y <= self.max_y:
t_width = self.toolTipWidget.width()
t_height = self.toolTipWidget.height()
title = "数据组成"
# 如果鼠标位置离右侧的距离小于tip宽度
x = pos.x() - t_width if self.width() - \
pos.x() - 20 < t_width else pos.x()
# 如果鼠标位置离底部的高度小于tip高度
y = pos.y() - t_height if self.height() - \
pos.y() - 20 < t_height else pos.y()
self.toolTipWidget.show(title, slices, QPoint(x, y))
else:
self.toolTipWidget.hide()
class DonutBreakdownChart(QChart):
def __init__(self, parent=None):
super(DonutBreakdownChart, self).__init__(parent)
self.mainSeries = QPieSeries()
self.mainSeries.setPieSize(0.7)
self.addSeries(self.mainSeries)
def addBreakdownSeries(self, series, color):
# Add breakdown series as a slice to center pie.
slice = self.mainSeries.append(series.name(), series.sum())
# Customize the slice.
slice.setBrush(color)
slice.setLabelVisible()
slice.setLabelColor(Qt.white)
slice.setLabelPosition(QPieSlice.LabelInsideHorizontal)
# Position and customize the breakdown series.
series.setPieSize(0.8)
series.setHoleSize(0.7)
series.setLabelsVisible()
color = QColor(color)
for slice in series.slices():
color = color.lighter(115)
slice.setBrush(color)
slice.setLabelFont(QFont("Arial", 8))
# Add the series to the chart.
self.addSeries(series)
# Recalculate breakdown donut segments.
self.recalculateAngles()
def recalculateAngles(self):
angle = 0.0
for slice in self.mainSeries.slices():
series = self.find(slice.label())
if series is not None:
series.setPieStartAngle(angle)
angle += slice.percentage() * 360.0
series.setPieEndAngle(angle)
def find(self, seriesName):
for series in self.series():
if isinstance(series, QPieSeries) and series.name() == seriesName:
return series
return None
def getSeries(self):
series = QPieSeries()
slice0 = series.append('10%', 1)
series.append('20%', 2)
series.append('70%', 7)
# 显示label文字
series.setLabelsVisible()
series.setPieSize(0.5)
# 使第一块突出显示
slice0.setLabelVisible()
slice0.setExploded()
# 设置第一块颜色
slice0.setColor(QColor(255, 0, 0, 100))
return series
def create_initialize_pieseries(self):
color = QColor("#757a79")
# define the series slices of the pie
series = QPieSeries()
none_slice = QPieSlice("Undefined", 1.0)
none_slice.setColor(color)
none_slice.setBorderColor(color)
series.append(none_slice)
series.setLabelsVisible(False)
series.setLabelsPosition(QPieSlice.LabelOutside)
series.setPieSize(0.94)
return series
def get_pie_series(self):
"""
TODO:订单管理界面点击统计调用该函数，计算订单管理界面当前搜索范围内所有订单 各大类 书的销售额
按以下格式放入 series.append('类别x%', 销售额)
"""
totals, classes = self.database.stat_2(*self.data)
all_total = sum(totals)
if all_total:
series = QPieSeries()
for i in range(len(totals)):
if totals[i]:
word = (classes[i] + ' %.2f' % (totals[i]))
series.append(word, totals[i])
else:
series = QPieSeries()
series.append('无销售', 1)
series.setLabelsVisible()
series.setPieSize(0.7)
return series
def createPieChart(self):
chart = QChart()
chart.setTitle("Pie chart")
pieSize = 1.0 / len(self.m_dataTable)
for i, data_list in enumerate(self.m_dataTable):
series = QPieSeries(chart)
for value, label in data_list:
slice = series.append(label, value.y())
if len(series) == 1:
slice.setLabelVisible()
slice.setExploded()
hPos = (pieSize / 2) + (i / float(len(self.m_dataTable)))
series.setPieSize(pieSize)
series.setHorizontalPosition(hPos)
series.setVerticalPosition(0.5)
chart.addSeries(series)
return chart
def createPieChart(self):
chart = QChart()
chart.setTitle("Pie chart")
pieSize = 1.0 / len(self.m_dataTable)
for i, data_list in enumerate(self.m_dataTable):
series = QPieSeries(chart)
for value, label in data_list:
slice = series.append(label, value.y())
if len(series) == 1:
slice.setLabelVisible()
slice.setExploded()
hPos = (pieSize / 2) + (i / float(len(self.m_dataTable)))
series.setPieSize(pieSize)
series.setHorizontalPosition(hPos)
series.setVerticalPosition(0.5)
chart.addSeries(series)
return chart
