Used for laying out GraphicsWidgets in a grid. This is usually created automatically as part of a GraphicsWindow or GraphicsLayoutWidget.
Add an item to the layout and place it in the next available cell (or in the cell specified). The item must be an instance of a QGraphicsWidget subclass.
Create a LabelItem with text and place it in the next available cell (or in the cell specified) All extra keyword arguments are passed to LabelItem.__init__ Returns the created item.
To create a vertical label, use angle = -90.
Create an empty GraphicsLayout and place it in the next available cell (or in the cell specified) All extra keyword arguments are passed to GraphicsLayout.__init__ Returns the created item.
Create a PlotItem and place it in the next available cell (or in the cell specified) All extra keyword arguments are passed to PlotItem.__init__ Returns the created item.
Create a ViewBox and place it in the next available cell (or in the cell specified) All extra keyword arguments are passed to ViewBox.__init__ Returns the created item.
Return the item in (row, col). If the cell is empty, return None.
Alias of nextColumn
Advance to next available column (generally only for internal use–called by addItem)
Advance to next row for automatic item placement
Remove item from the layout.