Add a new entry to the legend. ============== ======================================================== **Arguments:**

Can be called by any item in the scene to expand its context menu to include parent context menus. Parents may implement getContextMe

Optionally tolerant LinearRegionItem region check

Remove all parameters from the tree.

convenience function to avoid using np.clip for scalar values

Return the min and max levels. For rgba mode, this returns a list of the levels for each channel.

Returns True if this parameter has a default value.

Hide auto-scale button ('A' in lower-left corner).

Move an existing Dock to a new location.

Get the pen used for drawing text, axes, ticks, and grid lines. If no custom pen has been set, this method will return a pen with th

*items* may be a list, a tuple, or a dict. If a dict is given, then the keys are used to populate the combo box and the valu

Set limits that constrain the possible view ranges. **Panning limits**. The following arguments define the region within the

Set limits on the acceptable values for this parameter. The format of limits depends on the type of the parameter and some parameters

Set the minimum allowed value (or None for no limit)

Overrides the default options for this interactor. Note! This method should only be used if you spawn your own Interactor; do not

Set parameters for this optic. This is a good function to override for subclasses.

Set the plain text to be rendered by this item. See QtWidgets.QGraphicsTextItem.setPlainText().

Set the font used for tick values. Parameters ---------- font : QtGui.QFont or None The font to

Link this view's Y axis to another view. (see LinkView)

Show or hide the grid for either axis. Parameters ---------- x : bool or None Show the X grid, a value o

Anchors the item at its local itemPos to the item's parent at parentPos. Both positions are expressed in values relative to the size

Return the scene position of the mouse at the time *btn* was pressed. If *btn* is omitted, then the button that initiated the drag is

Remove all nodes from this flowchart except the original input/output nodes.

Return the default value for this parameter. Raises ValueError if no default.

If there is a signal queued up, send it now.

Return a color for a given value. ============== ==================================================================

Returns a list of the colors associated with the stops of the color map. The parameter `mode` can be one of - `C

Return (angle, axis) of rotation

Maps *obj* from view coordinates to the local coordinate system of *item*.

Maps from scene coordinates to the coordinate system displayed inside the ViewBox

Return *obj* mapped from local coordinates to device coordinates (pixels). If there is no device mapping available, return None.

Convenience function for constructing QColor from a variety of argument types. Accepted arguments are: ================ ===========

Remove a child parameter.

Removes the specified tick.

Change the composition mode of the item, useful when overlaying multiple items. Parameters ---------- mode :

=============== ================================================================= **Arguments:** x, y (numpy array

Call setExportMode(export, opts) on all items that will be painted during the export. This informs the item that it is about

Set the min/max (bright and dark) levels. Parameters ---------- min : float, optional Minimum level. max

Set log scaling for `x` and/or `y` axes. This informs PlotDataItems to transform logarithmically and switches the axes to us

Set the value of this Parameter; return the actual value that was set. (this may be different from the value that was requested)

Return a string name for a thread id. If *threadId* is None, then the current thread's id is used. This attempts to look up thread names eit

Return the strings that should be displayed at each tick value. This method is used to generate tick strings, and is called automati

Unlink this axis from its linked ViewBox.

============== ============================================================= **Arguments:** name Optional name fo

Request the remote process import a module (or symbols from a module) and return the proxied results. Uses built-in __import__() func

Create a new :class:`~pyqtgraph.InfiniteLine` and add it to the plot. Parameters ---------- x : float or None

Add a marker to be displayed on the line. ============= ========================================================= **Argument

Check that parameter setValue() accepts or rejects the correct types and that value() returns the correct type. Parameters ----------

Cleans up after the node--removes terminals, graphicsItem, widget

Return the PlotItem contained within.

Return a list of all live Python objects (excluding int and long), not including the list itself.