type TTChartOnClickBackground = procedure(ASender: TObject; Button: EMouseButton; Shift: EShiftState; X, Y: Integer) of object;
Type Library
TeeChartx
Description
A TTChartOnClickBackGround event occurs whenever the user clicks onto a Chart space outside Axis, Series points or Chart Legend.
It has the lowest priority of all other mouse events.
The Button, Shift, X and Y parameters determine the mouse button and mouse cursor coordinates at the time the Chart was clicked.