PyQtGraph之多图绘制
1.PyQT5图像2.PyQT5水平垂直布局3.PyQT5之图片左右翻页4.PyQT5之QPushButton和布局5.PyQT5之label6.PyQT5之选择图片7.PyQT5之自定义信号8.PyQT5之窗口9.PyQT5之菜单栏和工具栏10.PyQT5之QComboBox11.PyQT5之Checkbox12.PyQT5之QRadioButton13.PyQT5之单行文本输入到多行显示窗14.PyQT5之网格布局多图片显示15.PyQtGraph绘制折线图16.PyQT5之PyQtGraph实时数据显示17.PyQT5之窗口最大化最小化18.PyQT5之QSS基础/子控件选择器19.PyQT5样式设置20.PyQT5绘图21.PyQT5窗口样式设置22.PyQT5之设置窗口控件风格23.PyQT5之多窗口交互24.PyQT5之override覆盖槽函数25.PyQT5之为槽函数传递参数26.PyQT5信号与槽的连接27.PyQT5信号刷新时间28.PyQT5之信号关闭窗口29.信号与槽N对N30.PyQT5之多个信号31.PyQT5之QTreeView32.PyQT5内嵌html33.PyQT5加载本地web页面34.PyQT5之QWebEngineView35.PyQT5之QThread36.PyQT5之QTimer37.PyQT5之QStackedWidget38.PyQT5之QTreeWidget-QTabWidget39.PyQT5之QTableWidget40.PyQT5之QListWidget41.PyQT5之QListView42.PyQT5之二维表QTableView43.PyQT5打印机44.PyQT5之QPainter45.PyQT5之QFontDialog46.PyQT5之QInputDialog47.PyQT5之QMessageBox48.PyQT5之QDialog49.PyQT5之多页面切换50.PyQT5之计数器控件QSpinBox51.PyQT5之滑块控件QSlider52.PyQtGraph绘图参考
53.PyQtGraph之多图绘制
54.PyQtGraph之柱状图55.PyQt5选择文件控件QFileDialogfrom PyQt5.QtWidgets import *
import pyqtgraph as pg
import sys
class MainWindow(QWidget):
def __init__(self):
super().__init__()
self.setWindowTitle('pyqtgraph作图示例')
# 创建 GraphicsLayoutWidget 对象
self.pw = pg.GraphicsLayoutWidget()
self.pw.setBackground('w')
# 绘图对象1
plot1 = self.pw.addPlot()
plot1.setTitle("订单数量1", color='#008080', size='12pt')
x1 = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
y1 = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
bg1 = pg.BarGraphItem(x=x1, height=y1, width=0.3, brush='r')
# 添加到界面上
plot1.addItem(bg1)
# 绘图对象2
plot2 = self.pw.addPlot()
plot2.setTitle("订单数量2", color='#008080', size='12pt')
x2 = [0.33, 1.33, 2.33, 3.33, 4.33, 5.33, 6.33, 7.33, 8.33, 9.33]
y2 = [0.33, 1.33, 2.33, 3.33, 4.33, 5.33, 6.33, 7.33, 8.33, 9.33]
bg2 = pg.BarGraphItem(x=x2, height=y2, width=0.3, brush='g')
# 添加到界面上
plot2.addItem(bg2)
# 创建其他Qt控件
okButton = QPushButton("OK")
lineEdit = QLineEdit('点击信息')
# 水平layout里面放 edit 和 button
hbox = QHBoxLayout()
hbox.addWidget(lineEdit)
hbox.addWidget(okButton)
# 垂直layout里面放 pyqtgraph图表控件 和 前面的水平layout
vbox = QVBoxLayout()
vbox.addWidget(self.pw)
vbox.addLayout(hbox)
# 设置全局layout
self.setLayout(vbox)
if __name__ == '__main__':
app = QApplication(sys.argv)
main = MainWindow()
main.show()
app.exec_()
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