go.py 文件源码

def __init__(self, parent=None):
        pyqtgraph.setConfigOption('background', 'w') #before loading widget
        super(ExampleApp, self).__init__(parent)
        self.setupUi(self)
        self.grECG.plotItem.showGrid(True, True, 0.7)
        self.btnSave.clicked.connect(self.saveFig)
        self.btnSite.clicked.connect(self.website)
        stamp="DIY ECG by Scott Harden"
        self.stamp = pyqtgraph.TextItem(stamp,anchor=(-.01,1),color=(150,150,150),
                                        fill=pyqtgraph.mkBrush('w'))
        self.ear = swhear.Ear(chunk=int(100)) # determines refresh rate
        # optionally you can manually set the audio input device to use like this:
        # self.ear = swhear.Ear(chunk=int(100), device=5) # use audio input device 5
        if len(self.ear.valid_input_devices()):
            self.ear.stream_start()
            self.lblDevice.setText(self.ear.msg)
            self.update()