onPanStart method
Implementation
void onPanStart(DragStartDetails details) {
widgetChannel?.send(<String, dynamic>{
"event": "panStart",
"widgetId": widget.valueKey,
"x": details.localPosition.dx,
"y": details.localPosition.dy,
});
Plotline.plotlineDebugLog("Pan start on ${widget.valueKey} $details ${details.localPosition.dx}");
}