class MainWindow(QtGui.QMainWindow):
def __init__(self, *args, **kwargs):
QtGui.QMainWindow.__init__(self, *args, **kwargs)
self._grw = InteractiveGRWidget()
self.setCentralWidget(self._grw)
viewport = [0.1, 0.88, 0.1, 0.88]
x = arange(0, 2 * pi, 0.01)
y = sin(x)
self.curve = PlotCurve(x, y)
axes = ScaledPlotAxes(viewport)
axes.addCurves(self.curve)
plot = Plot(viewport).addAxes(axes)
plot.title = "QtGR Timer example"
plot.subTitle = "Plotting Live-Data"
plot.xlabel = "t"
plot.ylabel = "sin(t)"
plot.autoscale = PlotAxes.SCALE_X | PlotAxes.SCALE_Y
self._grw.addPlot(plot)
timer = QtCore.QTimer(self)
timer.timeout.connect(self.updateData)
timer.start(40)
def updateData(self):
self.curve.x += 0.05
self.curve.y = sin(self.curve.x)
self.update()
class MainWindow(QtGui.QMainWindow):
def __init__(self, *args, **kwargs):
QtGui.QMainWindow.__init__(self, *args, **kwargs)
self._grw = InteractiveGRWidget()
self.setCentralWidget(self._grw)
viewport = [0.1, 0.88, 0.1, 0.88]
x = arange(0, 2 * pi, 0.01)
y = sin(x)
self.curve = PlotCurve(x, y)
axes = ScaledPlotAxes(viewport)
axes.addCurves(self.curve)
plot = Plot(viewport).addAxes(axes)
plot.title = "QtGR Timer example"
plot.subTitle = "Plotting Live-Data"
plot.xlabel = "t"
plot.ylabel = "sin(t)"
plot.autoscale = PlotAxes.SCALE_X | PlotAxes.SCALE_Y
self._grw.addPlot(plot)
timer = QtCore.QTimer(self)
timer.timeout.connect(self.updateData)
timer.start(40)
def updateData(self):
self.curve.x += 0.05
self.curve.y = sin(self.curve.x)
self.update()
class MainWindow(QtGui.QMainWindow):
def __init__(self, *args, **kwargs):
QtGui.QMainWindow.__init__(self, *args, **kwargs)
self._grw = InteractiveGRWidget()
self.setCentralWidget(self._grw)
viewport = [0.1, 0.88, 0.1, 0.88]
self.curve = DependentPlotCurve([0], [0], linecolor=4)
self.peakbars = PeakBars([], [], linecolor=2)
self.curve.dependent = [self.peakbars]
axes = ClampedPlotAxes(viewport, 50, 5, 1, 2)
axes.setWindow(50, 25000, 0, 100)
axes.addCurves(self.curve)
plot = Plot(viewport).addAxes(axes)
plot.title = "QtGR Power Spectrum"
plot.subTitle = "Capturing Microphone"
axes.scale = gr.OPTION_X_LOG
self._grw.addPlot(plot)
timer = QtCore.QTimer(self)
timer.timeout.connect(self.updateData)
timer.start(40)
def updateData(self):
power, peakind = None, None
try:
power = get_spectrum()
peakind = signal.find_peaks_cwt(power, numpy.array([5]))
except IOError:
return
else:
self.peakbars.visible = False
self.curve.x = F[1:]
self.curve.y = power[1:]
self.peakbars.x, self.peakbars.y = [], []
for p in peakind:
if power[p] > 10:
self.peakbars.visible = True
xi, yi = parabolic(F[p], power, p)
self.peakbars.x.append(xi)
self.peakbars.y.append(yi)
self.update()
def __init__(self, *args, **kwargs):
QtGui.QMainWindow.__init__(self, *args, **kwargs)
self._grw = InteractiveGRWidget()
self.setCentralWidget(self._grw)
viewport = [0.1, 0.88, 0.1, 0.88]
self.curve = DependentPlotCurve([0], [0], linecolor=4)
self.peakbars = PeakBars([], [], linecolor=2)
self.curve.dependent = [self.peakbars]
axes = ClampedPlotAxes(viewport, 50, 5, 1, 2)
axes.setWindow(50, 25000, 0, 100)
axes.addCurves(self.curve)
plot = Plot(viewport).addAxes(axes)
plot.title = "QtGR Power Spectrum"
plot.subTitle = "Capturing Microphone"
axes.scale = gr.OPTION_X_LOG
self._grw.addPlot(plot)
timer = QtCore.QTimer(self)
timer.timeout.connect(self.updateData)
timer.start(40)
def main(*args):
app = QtGui.QApplication(*args)
grw = InteractiveGRWidget()
viewport = [0.1, 0.88, 0.1, 0.88]
xd = [3, 3, 10, 18, 18, 10, 10, 5, 1, 15, 20, 5, 15, 10, 7, 13, 16]
yd = [3, 18, 18, 3, 18, 10, 1, 5, 10, 5, 10, 15, 15, 15, 20, 20, 8]
zd = [25, 25, 25, 25, 25, -5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 25]
axes = ContourAxes(viewport)
axes.addCurves(PlotContour(xd, yd, zd, nx=40, ny=40))
axes.setGrid(False)
plot = Plot(viewport).addAxes(axes)
plot.title = "Plot contour lines using QtGR"
grw.addPlot(plot)
grw.resize(QtCore.QSize(500, 500))
grw.show()
win = axes.getWindow()
grw.update()
sys.exit(app.exec_())
def main(*args):
app = QtWidgets.QApplication(*args)
grw = InteractiveGRWidget()
viewport = [0.1, 0.88, 0.1, 0.88]
z = readfile(
os.path.join(os.path.dirname(os.path.realpath(__file__)), "fecr.dat"))
zd = np.asarray(z)
xd = yd = np.arange(1, 201)
axes = ContourAxes(viewport)
axes.addCurves(PlotSurface(xd, yd, zd, option=gr.OPTION_CELL_ARRAY))
axes.addCurves(PlotContour(xd, yd, zd))
axes.setGrid(False)
plot = Plot(viewport).addAxes(axes)
plot.title = "Plot surface and contour lines using QtGR"
grw.addPlot(plot)
grw.resize(QtCore.QSize(500, 500))
grw.show()
win = axes.getWindow()
grw.update()
sys.exit(app.exec_())
def main(*args):
app = QtGui.QApplication(*args)
grw = InteractiveGRWidget()
viewport = [0.1, 0.88, 0.1, 0.88]
xd = [3, 3, 10, 18, 18, 10, 10, 5, 1, 15, 20, 5, 15, 10, 7, 13, 16]
yd = [3, 18, 18, 3, 18, 10, 1, 5, 10, 5, 10, 15, 15, 15, 20, 20, 8]
zd = [25, 25, 25, 25, 25, -5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 25]
axes = ContourAxes(viewport)
axes.addCurves(PlotContour(xd, yd, zd, nx=40, ny=40))
axes.setGrid(False)
plot = Plot(viewport).addAxes(axes)
plot.title = "Plot contour lines using QtGR"
grw.addPlot(plot)
grw.resize(QtCore.QSize(500, 500))
grw.show()
win = axes.getWindow()
grw.update()
sys.exit(app.exec_())
def main(*args):
app = QtGui.QApplication(*args)
grw = InteractiveGRWidget()
viewport = [0.1, 0.88, 0.1, 0.88]
z = readfile(os.path.join(os.path.dirname(os.path.realpath(__file__)),
"fecr.dat"))
zd = np.asarray(z)
xd = yd = np.arange(1, 201)
axes = ContourAxes(viewport)
axes.addCurves(PlotSurface(xd, yd, zd, option=gr.OPTION_CELL_ARRAY))
axes.addCurves(PlotContour(xd, yd, zd))
axes.setGrid(False)
plot = Plot(viewport).addAxes(axes)
plot.title = "Plot surface and contour lines using QtGR"
grw.addPlot(plot)
grw.resize(QtCore.QSize(500, 500))
grw.show()
win = axes.getWindow()
grw.update()
sys.exit(app.exec_())