Return the value for parameter *name*. If the value has not been specified, then attempt to compute it from other i

Add a new widget to the interior of this Dock. Each Dock uses a QGridLayout to arrange widgets within.

Collect all input values, attempt to process new output values, and propagate downstream. Subclasses should call update() whenever thir intern

Thin wrapper around fn.mkPen which accepts the serialized state from saveState

Set the selected item to the first one having the given text.

Set the position of the ROI (in the parent's coordinate system). Accepts either separate (x, y) arguments or a single :class:`Point`

Return the value of this SpinBox.

Return the position (x,y) of the ROI's origin. For most ROIs, this will be the lower-left corner.

An item should call this method if it can handle the event. This will prevent the event being delivered to any other items.

Static method that creates a new Parameter (or subclass) instance using opts['type'] to select the appropriate class.

Set the pen to use when drawing the ROI shape. For arguments, see :func:`mkPen <pyqtgraph.mkPen>`.

Move the ROI to a new position. Accepts either (x, y, snap) or ([x,y], snap) as arguments If the ROI is bounded and the move

Return the button that initiated the drag (may be different from the buttons currently pressed) (see QGraphicsSceneMouseEvent::button in the Q

Set the value of this SpinBox. If the value is out of bounds, it will be clipped to the nearest boundary or wrapped if wrappi

Return a child parameter. Accepts the name of the child or a tuple (path, to, child) Added in version 0.9.9. Earlier versions used t

Returns the vector length of this Point.

Set the color for this text. See QtWidgets.QGraphicsItem.setDefaultTextColor().

Check that an image test result matches a pre-approved standard. If the result does not match, then the user can optionally invoke a GUI to c

Resize the ROI by scaling relative to *center*. See setPos() for an explanation of the *update* and *finish* arguments.

start acquiring simulated data

Return the specified AxisItem. Parameters ---------- name : {'left', 'bottom', 'right', 'top'} The name

Set the text of this item. This method sets the plain text of the item; see also setHtml().

Return the value of a single global configuration option.

Mimics threading.Lock.release() to allow this class as a drop-in replacement.

The great missing equivalence function: Guaranteed evaluation to a single bool value. This function has some important differences from the =

Return the first ViewBox or GraphicsView which bounds this item's visible space. If this item is not contained within a ViewBox, then

Return the name of this node.

Set the local transform for this object. Parameters ---------- tr : pyqtgraph.Transform3D Tranformation from the

Adds a dock to this area. ============== ================================================================= **Arguments:**

An item should call this method if it cannot handle the event. This will allow the event to be delivered to other items.

Advance to next row for automatic widget placement

Sets a QGraphicsWidget to automatically fill the entire view (the item will be automatically resize whenever the GraphicsView is resized).

Return the control widget for this flowchart. This widget provides GUI access to the parameters for each node and a graphical

Rotate the ROI by *angle* degrees. =============== ========================================================================

Return this item's transform object.

Return a this item's parent in the scenegraph hierarchy.

Set the text displayed adjacent to the axis. Parameters ---------- text : str The text (excluding units)

Set the upper and lower limits for values in the spinbox.

Return the size (w,h) of the ROI.

Indicates that this item needs to be redrawn, and schedules an update with the view it is displayed in.

Enable (or disable) auto-range for *axis*, which may be ViewBox.XAxis, ViewBox.YAxis, or ViewBox.XYAxes for both (if *axis* is omitte

Return the current scene position of the mouse.

Return the name of this Parameter.

Remove this dock from the DockArea it lives inside.

Return the parent of this parameter.

Remove this parameter from its parent's child list

Set the brush used to draw the legend background. Accepts the same arguments as :func:`~pyqtgraph.mkBrush`.

Set the font for this text. See QtWidgets.QGraphicsTextItem.setFont().

Auto scale and pan the view around the image such that the image fills the view.

Return a copy of this library.

Set the image to be displayed in the widget. Parameters ---------- img : np.ndarray The image to be disp