set_previous_rgba

Description:

[ Version ( since = "3.0" ) ]
public void set_previous_rgba (RGBA rgba)

Sets the “previous” color to be rgba.

This function should be called with some hesitations, as it might seem confusing to have that color change. Calling set_current_rgba will also set this color the first time it is called.

Parameters:

this	a ColorSelection
rgba	a RGBA to set the previous color with