我们从Python开源项目中，提取了以下18个代码示例，用于说明如何使用pyqtgraph.GraphicsLayoutWidget()。
def __init__(self, data, title = None, color = 'viridis', ncolors = None): #self.app = pg.QtGui.QApplication([]) #self.win = pg.GraphicsLayoutWidget() #self.win.resize(1200, 800) lut = colormap_lut(color, ncolors); self.img = pg.ImageItem() self.img.setLookupTable(lut) self.img.setLevels([0,1]) #self.plot = self.win.addPlot() self.plot = pg.plot(title = title); self.plot.addItem(self.img) #self.timer = QtCore.QTimer() #self.timer.timeout.connect(self.check_for_new_data_and_replot) #self.timer.start(100) self.img.setImage(data.T) #self.win.show()
def setup(self): HyperSpectralBaseView.setup(self) TRPLNPZView.scan_specific_setup(self) self.settings.New('plane', dtype=str, initial='xy', choices=('xy', 'yz', 'xz')) self.settings.New('index', dtype=int) self.settings.New('auto_level', dtype=bool, initial=True) for name in ['plane', 'index', 'auto_level']: self.settings.get_lq(name).add_listener(self.update_display) #self.ui = QtWidgets.QWidget() #self.ui.setLayout(QtWidgets.QVBoxLayout()) self.dockarea.addDock(name='Image', widget=self.settings.New_UI()) self.info_label = QtWidgets.QLabel() self.dockarea.addDock(name='info', widget=self.info_label) #self.imview = pg.ImageView() #self.ui.layout().addWidget(self.imview, stretch=1) #self.graph_layout = pg.GraphicsLayoutWidget() #self.graph_layout.addPlot()
def setup(self): self.settings.New('plane', dtype=str, initial='xy', choices=('xy', 'yz', 'xz')) self.settings.New('index', dtype=int) self.settings.New('auto_level', dtype=bool, initial=True) for name in ['plane', 'index', 'auto_level']: self.settings.get_lq(name).add_listener(self.update_display) self.ui = QtWidgets.QWidget() self.ui.setLayout(QtWidgets.QVBoxLayout()) self.ui.layout().addWidget(self.settings.New_UI(), stretch=0) self.info_label = QtWidgets.QLabel() self.ui.layout().addWidget(self.info_label, stretch=0) self.imview = pg.ImageView() self.ui.layout().addWidget(self.imview, stretch=1) #self.graph_layout = pg.GraphicsLayoutWidget() #self.graph_layout.addPlot()
def setup(self): self.settings.New('frame', dtype=int) self.settings.New('sub_frame', dtype=int) self.settings.New('channel', dtype=str, choices=('ai0', 'ai1', 'ctr0', 'ctr1')) self.settings.New('auto_level', dtype=bool, initial=True) for name in ['frame', 'sub_frame','channel', 'auto_level']: self.settings.get_lq(name).add_listener(self.update_display) self.ui = QtWidgets.QWidget() self.ui.setLayout(QtWidgets.QVBoxLayout()) self.ui.layout().addWidget(self.settings.New_UI(), stretch=0) self.info_label = QtWidgets.QLabel() self.ui.layout().addWidget(self.info_label, stretch=0) self.imview = pg.ImageView() self.ui.layout().addWidget(self.imview, stretch=1) #self.graph_layout = pg.GraphicsLayoutWidget() #self.graph_layout.addPlot()
def setup(self): self.ui = self.graph_layout = pg.GraphicsLayoutWidget() self.plot = self.graph_layout.addPlot(title="Andor CCD Spectrum") self.plotline = self.plot.plot()
def setup(self): self.ui = self.graph_layout = pg.GraphicsLayoutWidget() self.plot = self.graph_layout.addPlot() self.plotdata = self.plot.plot(pen='r') self.plot.setLogMode(False, True)
def setup(self): self.settings.New('spec_index', dtype=int, initial=0) self.settings.spec_index.add_listener(self.on_spec_index_change) self.settings.New("x_axis", dtype=str, initial='power_wheel', choices=('power_wheel', 'pm_power')) self.ui = QtWidgets.QGroupBox() self.ui.setLayout(QtWidgets.QVBoxLayout()) self.ui.spec_index_doubleSpinBox = QtWidgets.QDoubleSpinBox() self.settings.spec_index.connect_bidir_to_widget(self.ui.spec_index_doubleSpinBox) self.ui.layout().addWidget(self.ui.spec_index_doubleSpinBox) self.ui.x_axis_comboBox = QtWidgets.QComboBox() self.settings.x_axis.connect_to_widget(self.ui.x_axis_comboBox) self.ui.layout().addWidget(self.ui.x_axis_comboBox) self.graph_layout = pg.GraphicsLayoutWidget() self.ui.layout().addWidget(self.graph_layout) self.power_plot = self.graph_layout.addPlot() self.power_plot.setLogMode(x=True, y=True) self.power_plotcurve = self.power_plot.plot([1],[1]) self.power_plot_current_pos = self.power_plot.plot(symbol='o') #self.power_plot_arrow = pg.ArrowItem() #self.power_plot_arrow.setPos(0,0) #self.power_plot.addItem(self.power_plot_arrow) self.graph_layout.nextRow() self.spec_plot = self.graph_layout.addPlot() self.spec_plotcurve = self.spec_plot.plot([0])
def setup(self): self.ui = self.imview = pg.ImageView() #self.graph_layout = pg.GraphicsLayoutWidget() #self.graph_layout.addPlot()
def setup(self): self.ui = self.graph_layout = pg.GraphicsLayoutWidget() self.plot = self.graph_layout.addPlot() self.plotdata = self.plot.plot()
def setup(self): self.ui = self.graph_layout = pg.GraphicsLayoutWidget() self.plot = self.graph_layout.addPlot(title="Auger Spectrum") self.display_chans = 7 self.plot_setup()
def resizeEvent(self, ev): pg.GraphicsLayoutWidget.resizeEvent(self, ev) if hasattr(self, 'plots'): viewbox = self.plots[0].getViewBox() viewbox.autoRange()
def setup(self): #self.ui = self.splitter = QtWidgets.QSplitter() #self.ui.setLayout(QtWidgets.QVBoxLayout()) self.ui = self.dockarea = dockarea.DockArea() self.imview = pg.ImageView() self.imview.getView().invertY(False) # lower left origin #self.splitter.addWidget(self.imview) self.dockarea.addDock(name='Image', widget=self.imview) self.graph_layout = pg.GraphicsLayoutWidget() #self.splitter.addWidget(self.graph_layout) self.dockarea.addDock(name='Spec Plot', widget=self.graph_layout) self.spec_plot = self.graph_layout.addPlot() self.rect_plotdata = self.spec_plot.plot() self.point_plotdata = self.spec_plot.plot(pen=(0,9)) # Rectangle ROI self.rect_roi = pg.RectROI([20, 20], [20, 20], pen=(0,9)) self.rect_roi.addTranslateHandle((0.5,0.5)) self.imview.getView().addItem(self.rect_roi) self.rect_roi.sigRegionChanged[object].connect(self.on_change_rect_roi) # Point ROI self.circ_roi = pg.CircleROI( (0,0), (2,2) , movable=True, pen=(0,9)) #self.circ_roi.removeHandle(self.circ_roi.getHandles()[0]) h = self.circ_roi.addTranslateHandle((0.5,.5)) h.pen = pg.mkPen('r') h.update() self.imview.getView().addItem(self.circ_roi) self.circ_roi.removeHandle(0) self.circ_roi_plotline = pg.PlotCurveItem([0], pen=(0,9)) self.imview.getView().addItem(self.circ_roi_plotline) self.circ_roi.sigRegionChanged[object].connect(self.on_update_circ_roi) self.hyperspec_data = None self.display_image = None self.spec_x_array = None self.scan_specific_setup()
def add_pg_graphics_layout(self, name, widget): self.log.info("---adding pg GraphicsLayout figure {} {}".format( name, widget)) if name in self.figs: return self.figs[name] else: disp=pg.GraphicsLayoutWidget(border=(100,100,100)) widget.layout().addWidget(disp) self.figs[name]=disp return disp # IDEA: write an abstract function to add pg.imageItem() for maps, # which haddels, pixelscale, ROI .... # could also be implemented in the base_2d class? # def add_figure_mpl(self,name, widget): # """creates a matplotlib figure attaches it to the qwidget specified # (widget needs to have a layout set (preferably verticalLayout) # adds a figure to self.figs""" # print "---adding figure", name, widget # if name in self.figs: # return self.figs[name] # else: # fig = Figure() # fig.patch.set_facecolor('w') # canvas = FigureCanvas(fig) # nav = NavigationToolbar2(canvas, self.ui) # widget.layout().addWidget(canvas) # widget.layout().addWidget(nav) # canvas.setFocusPolicy( QtCore.Qt.ClickFocus ) # canvas.setFocus() # self.figs[name] = fig # return fig
def set_graphics_view(self): self.win = pg.GraphicsLayoutWidget() self.layout.addWidget(self.win) self.trace_x = self.win.addPlot(title="X") self.win.nextRow() self.trace_y = self.win.addPlot(title="Y") self.trace_y.setXLink(self.trace_x) self.trace_y.setYLink(self.trace_x) self.win.nextRow() self.trace_z = self.win.addPlot(title="Z") self.trace_z.setXLink(self.trace_x) self.trace_z.setYLink(self.trace_x)
def setup(self): self.settings.New('spec_index', dtype=int, initial=0) self.settings.spec_index.add_listener(self.on_spec_index_change) self.ui = QtWidgets.QGroupBox() self.ui.setLayout(QtWidgets.QVBoxLayout()) self.ui.spec_index_doubleSpinBox = QtWidgets.QDoubleSpinBox() self.settings.spec_index.connect_bidir_to_widget(self.ui.spec_index_doubleSpinBox) self.ui.layout().addWidget(self.ui.spec_index_doubleSpinBox) self.graph_layout = pg.GraphicsLayoutWidget() self.ui.layout().addWidget(self.graph_layout) self.power_plot = self.graph_layout.addPlot() self.power_plot.setLogMode(x=True, y=True) self.power_plotcurve = self.power_plot.plot([1],[1], name='Data') self.power_fit_plotcurve = self.power_plot.plot([1],[1],pen='r', name='Fit') self.power_plot_arrow = pg.ArrowItem() self.power_plot_arrow.setPos(0,0) self.power_plot.addItem(self.power_plot_arrow) self.power_plot_lr = pg.LinearRegionItem([1,2]) self.power_plot_lr.setZValue(-10) self.power_plot.addItem(self.power_plot_lr) self.power_plot_lr.sigRegionChanged.connect(self.redo_fit) #self.power_plot_legend = pg.LegendItem() #self.power_plot.addItem(self.power_plot_legend) #self.power_plot_legend.addItem(self.power_plotcurve) #self.power_plot_legend.addItem(self.power_fit_plotcurve) self.fit_text = pg.TextItem("fit") self.fit_text.setParentItem(self.power_plot_lr, ) self.graph_layout.nextRow() self.spec_plot = self.graph_layout.addPlot() self.spec_plotcurve = self.spec_plot.plot([0])
def __init__(self, sandbox, *args, **kwargs): pg.GraphicsLayoutWidget.__init__(self, **kwargs) self.sandbox = sandbox self.plots = [ DisplacementPlot( sandbox, title='North', component=lambda m: m.north), DisplacementPlot( sandbox, title='East', component=lambda m: m.east), DisplacementVectorPlot( sandbox, title='Down', component=lambda m: m.down), DisplacementPlot( sandbox, title='LOS', component=lambda m: m.displacement)] self.plots[-1].addHintText() self._mov_sig = pg.SignalProxy( self.scene().sigMouseMoved, rateLimit=60, slot=self.mouseMoved) for ip, plt in enumerate(self.plots): row = ip / 2 col = ip % 2 + 1 self.addItem(plt, row=row, col=col) plt.showGrid(x=True, y=True) plt.hideAxis('bottom') plt.hideAxis('left') plt.vb.border = pg.mkPen(50, 50, 50) if ip != 0: plt.setXLink(self.plots[0]) plt.setYLink(self.plots[0]) def getAxis(plt, orientation, label): axis = pg.AxisItem( orientation=orientation, linkView=plt.vb) axis.setLabel(label, units='m') return axis plts = self.plots self.addItem(getAxis(plts[0], 'left', 'Northing'), row=0, col=0) self.addItem(getAxis(plts[1], 'left', 'Northing'), row=1, col=0) self.addItem(getAxis(plts[0], 'bottom', 'Easting'), row=2, col=1) self.addItem(getAxis(plts[1], 'bottom', 'Easting'), row=2, col=2) for plt in self.plots: plt.vb.menu = QtGui.QMenu(self)
def __init__(self, sandbox, *args, **kwargs): pg.GraphicsLayoutWidget.__init__(self, **kwargs) self.sandbox = sandbox self.plots = [ DisplacementPlot( sandbox, title='Scene Displacement', component=lambda m: m.reference.scene.displacement), DisplacementPlot( sandbox, title='Model Residual', component=lambda m: m.reference.difference)] self.plots[-1].addHintText() self._mov_sig = pg.SignalProxy( self.scene().sigMouseMoved, rateLimit=60, slot=self.mouseMoved) for ip, plt in enumerate(self.plots): row = ip / 2 col = ip % 2 + 1 self.addItem(plt, row=row, col=col) plt.showGrid(x=True, y=True) plt.hideAxis('bottom') plt.hideAxis('left') plt.vb.border = pg.mkPen(50, 50, 50) if ip != 0: plt.setXLink(self.plots[0]) plt.setYLink(self.plots[0]) def getAxis(plt, orientation, label): axis = pg.AxisItem( orientation=orientation, linkView=plt.vb) axis.setLabel(label, units='m') return axis plts = self.plots self.addItem(getAxis(plts[0], 'left', 'Northing'), row=0, col=0) self.addItem(getAxis(plts[1], 'left', 'Northing'), row=1, col=0) self.addItem(getAxis(plts[0], 'bottom', 'Easting'), row=2, col=1) self.addItem(getAxis(plts[1], 'bottom', 'Easting'), row=2, col=2)
