Replacement for os.listdir that works in frozen environments.

Load a flowchart (``*.fc``) file.

Return the list of previously-invoked command strings (or None).

Return the strings that should be displayed at each tick value in log mode. This method is called by :meth:`~pyqtgraph.AxisItem.tick

Return tick values for log-scale axes. This method is called by :meth:`~pyqtgraph.AxisItem.tickValues` when the axis is in l

Return an object given its ID, if it exists.

Return a single widget whose position in the tree is determined by the value of self.asSubItem. If True, it will be placed in the sec

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

Convenience function; see :func:`map() <pyqtgraph.ColorMap.map>`.

| Convenience function for constructing Brush. | This function always constructs a solid brush and accepts the same arguments as :func:`mkCol

Convenience function for constructing QPen. Examples:: mkPen(color) mkPen(color, width=2) mkPen(cosmetic=F

Returns location max value from histogram.

Return a QPainterPath representing the clickable shape of the curve

Low level function to encapsulate QImage creation differences between bindings. "arr" is assumed to be C-contiguous.

Alias of nextColumn

Advance to next column, while returning the current column number (generally only for internal use--called by addWidget)

Return an unused terminal name

Guess how much memory an object is using

Called when any options are changed that are not name, value, default, or limits

Return a dict of all output values currently generated by this node.

Return the parameters used to configure this exporter.

Return the approximate size of a screen pixel at the location pos Pos may be a Vector or an (N,3) array of locations

Thin wrapper around Qt file picker dialog. Used internally so all options are consistent among all requests for external file information

Return the current position of the mouse in the coordinate system of the item that the event was delivered to.

Return the current position of the mouse in the coordinate system of the item that the event was delivered to.

Return the current position of the mouse in the coordinate system of the item that the event was delivered to.

Called before every render. This method will inform items that the scene is about to be rendered by emitting sigPrepareForPaint.

Process data through this node. This method is called any time the flowchart wants the node to process data. It will be called with one keywo

Return the order of operations required to process this chart. The order returned should look like [('p', node1), ('p', node2), ('d', terminal

Refract, reflect, absorb, and/or scatter ray. This function may create and return new rays

Return root and its entire tree of qobject children

Estimate the min and max values of the image data by sub-sampling. Sampling is performed at regular strides chosen to evaluate a num

Estimate the min/max values of *data* by subsampling. Returns [(min, max), ...] with one item per channel