updateDataCursor.m
4a8e2a14fe67FreqRINCal

updateDataCursor.m
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			function updateDataCursor(hThis,hNewDataCursor,~)
			%UPDATEDATACURSOR Updates DataCursor's position.
			%
			% Thanks to <a href="http://www.mathworks.com/matlabcentral/profile/authors/3354683-yaroslav">Yaroslav Don</a> for his assistance in updating cursorbar for
			% MATLAB Graphics and for his contribution of new functionality.

			% Copyright 2003-2016 The MathWorks, Inc.

			hAxes = get(hThis,'Parent');
			cp = get(hAxes,'CurrentPoint');
			pos = [cp(1,1) cp(1,2) 0];
			hTarget = hThis.Target;

			if isTargetAxes(hThis)
			% axes: ignore interpolation, just use the axes' CurrentPoint
			hNewDataCursor.DataSource.XData = pos(1);
			hNewDataCursor.DataSource.YData = pos(2);

			else
			% put the DataCursor in a correct place
			[x,y,n] = closestvertex(hThis,pos);
			if ~isscalar(hTarget)
			if isa(hTarget,'matlab.graphics.chart.interaction.DataAnnotatable')
			hNewDataCursor.DataSource = hTarget(n);
			else
			hNewDataCursor = createNewDataCursor(hThis,hTarget(n));
			end
			end

			% update the DataCursor
			if strcmp(hAxes.Parent.Type,'figure')
			% update directly
			hNewDataCursor.Position = [x y 0];
			else
			% if the parent is not a figure (e.g., panel), the position of the
			% DataCursor is not rendered correctly; thus, a change of parents
			% is mandatory
			axesPar = hAxes.Parent;
			hAxes.Parent = ancestor(hAxes,'figure');
			hNewDataCursor.Position = [x y 0];
			hAxes.Parent = axesPar;
			end
			end