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