! Removes all items from the plot and deletes them. Returns the number of items removed. \see removeItem */

! Removes all plottables from the plot and deletes them. Corresponding legend items are also removed from the default legend (QCustomPlot::legend)

getters:

! Returns a list of all the color maps associated with this color scale. */

! \internal Connects \a below and \a above to each other via their mBarAbove/mBarBelow properties. The bar(s) currently above lower and below upp

! Transforms plot coordinates given by \a key and \a value to cell indices of this QCPColorMapData instance. The resulting cell indices are return

! Convenience function for transforming a key/value pair to pixels on the QCustomPlot surface, taking the orientations of the axes associated with