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#!/usr/bin/env python
# -*- coding: utf-8 -*-
"""
Created on 2019/10/2
@author: Irony
@site: https://pyqt5.com , https://github.com/892768447
@email: 892768447@qq.com
@file: AreaChart
@description: 区域图表
"""
from PyQt5.QtChart import QChartView, QChart, QLineSeries, QAreaSeries
from PyQt5.QtCore import QPointF
from PyQt5.QtGui import QColor, QGradient, QLinearGradient, QPainter, QPen
class Window(QChartView):
def __init__(self, *args, **kwargs):
super(Window, self).__init__(*args, **kwargs)
self.resize(400, 300)
# 抗锯齿
self.setRenderHint(QPainter.Antialiasing)
# 图表
chart = QChart()
self.setChart(chart)
# 设置标题
chart.setTitle('Simple areachart example')
# 添加Series
chart.addSeries(self.getSeries())
# 创建默认轴线
chart.createDefaultAxes()
# 设置xy轴的范围
chart.axisX().setRange(0, 20)
chart.axisY().setRange(0, 10)
def getSeries(self):
# 创建Series
series0 = QLineSeries(self)
series1 = QLineSeries(self)
# 添加数据
series0 << QPointF(1, 5) << QPointF(3, 7) << QPointF(7, 6) << QPointF(9, 7) \
<< QPointF(12, 6) << QPointF(16, 7) << QPointF(18, 5)
series1 << QPointF(1, 3) << QPointF(3, 4) << QPointF(7, 3) << QPointF(8, 2) \
<< QPointF(12, 3) << QPointF(16, 4) << QPointF(18, 3)
# 创建区域图
series = QAreaSeries(series0, series1)
series.setName('Batman')
# 画笔
pen = QPen(0x059605)
pen.setWidth(3)
series.setPen(pen)
# 设置画刷
gradient = QLinearGradient(QPointF(0, 0), QPointF(0, 1))
gradient.setColorAt(0.0, QColor(0x3cc63c))
gradient.setColorAt(1.0, QColor(0x26f626))
gradient.setCoordinateMode(QGradient.ObjectBoundingMode)
series.setBrush(gradient)
return series
if __name__ == '__main__':
import sys
from PyQt5.QtWidgets import QApplication
app = QApplication(sys.argv)
w = Window()
w.show()
sys.exit(app.exec_())
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