trackZoomMode()

Complies with the function "Rubber band zoom". After calling this function a cursor "cross" is displayed, which allows to create a window by left-clicking. The panel is scaled in accordance with the specified window size.

Synopsis

int trackZoomMode([string moduleName]);

Parameters

Parameter Description
moduleName Name of the module which opens the rootpanel, optional parameter

Return value

If OK 0, in the event of an error -1.

Errors

Missing or wrong arguments, wrong module name, module is not in zoom mode.

Description

Activates the mode "Rubber band zoom". After calling this function a cursor "cross" is displayed, which allows to create a window by left-clicking. The panel is scaled in accordance with the specified window size. Make sure that the scale style "Zoom" is active - see also setScaleStyle().

Example

Activates the mode "Zooming with the mouse":

main()
{
  trackZoomMode();
}

Assignment

Management of managers

Availability

UI