WebAdd a graphics item to the view box. If the item has plot data ( PlotDataItem , PlotCurveItem , ScatterPlotItem ), it may be included in analysis performed by the PlotItem. addLegend(offset=(30, 30), **kwargs) [source] # Create a new LegendItem and anchor it over the internal ViewBox. WebAug 5, 2016 · I am trying to read some data from a file and plot it using pyqtgraph (as given in the code below). All the plot initialization is done in the main function and then the plot is updated through a QTimer. However, when I try to run this code, it returns the error: QtGui.QApplication.instance ().exec_ () AttributeError: 'NoneType' object has no ...
Plotting in pyqtgraph — pyqtgraph 0.13.3.dev0 documentation
WebJun 10, 2024 · PyQtGraph の公式実装例 *1 やWeb上にある ソースコード を見ると、例えば PyQtGraph でのリアルタイムプロットのコードは以下のように実装されています。. ここで、 GraphicsWindow オブジェクト生成を生成していますが、 公式ドキュメントを見るとGraphicsWindowクラス ... WebMar 9, 2016 · If I promote my QGraphicsView to GraphicsLayoutWidget I get AttributeError: 'QGraphicsView' object has no attribute 'addItem' which I can see in the debugger. However, what I cant see is in the … dvd player for ipad air
AxisItem — pyqtgraph 0.13.3.dev0 documentation
Webdef exit (): """ Causes python to exit without garbage-collecting any objects, and thus avoids calling object destructor methods. This is a sledgehammer workaround for a variety of bugs in PyQt and Pyside that cause crashes on exit. This function does the following in an attempt to 'safely' terminate the process: * Invoke atexit callbacks * Close all open file handles * … WebFor example, if the axis spans values from -0.1 to 0.1 and has units set to ‘V’ then the axis would display values -100 to 100 and the units would appear as ‘mV’ This feature is enabled by default, and is only available when a suffix (unit string) is provided to display on the label. generateDrawSpecs (p) [source] # WebMar 6, 2024 · PyQt: Adding multiple widgets to layout. I'm trying to setup a graphics view using Pyqt. I have a vertical box layout in which I want to add a GLViewWidget object and then a GraphicsLayoutWidget. But when I add these widgets to the vertical box layout, the GraphicsLayoutWidget takes over the whole layout where I cannot see the … dvd player for hp computer