isTargetChart.m
4a8e2a14fe67FreqRINCal

isTargetChart.m
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			function tf = isTargetChart(hThis,hTarget)
			% ISTARGETCHART Is the Target a permitted chart object
			%
			% See also: graphics.Cursorbar.isTargetAxes, graphics.Cursorbar.
			%
			% 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 2015-2016 The MathWorks, Inc.

			% set the target
			if nargin<2
			hTarget = hThis.Target;
			end

			% return empty if there is no Target
			if isempty(hTarget)
			tf = [];
			return
			end
			%
			if ~all(ishandle(hTarget))
			tf = false(size(hTarget));
			return
			end

			% check
			tf = arrayfun(@isChart,hTarget);

			function tf = isChart(hTarget)
			switch class(hTarget) % fastest comparison with switch
			case graphics.Cursorbar.PermittedChartTargets
			tf = true;
			otherwise
			tf = false;
			end