This event is generated whenever the user clicks the mouse (left, middle, or right button) over the y-axis scale area. Refer to Overview for an illustration of XY Chart's major components.
The parameters passed along with the event are described below.
|Index||Indicates which y-axis scale index the mouse was clicked on. Recall that up to NumYScales can be defined.|
|xPos||Indicates the x-position within the chart in twips.|
|yPos||Indicates the y-position within the chart in twips.|