Timer.m
47f7c965deb4Bashardoust_SystCoord

Timer.m
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			classdef Timer

			properties (Constant, Hidden = true)
			data = LinkedList;
			end



			methods (Static)

			function output = start
			output = Timer.data.append(datetime('now'));
			end

			function output = stop(varargin)
			if (Timer.data.length == 0)
			error('There is no timer currently running.');
			end
			if (nargin == 1)
			assert(ischar(varargin{1}),'The ID of a timer must be a char array.');
			timerStartTime = Timer.data.pop(varargin{1});
			else
			timerStartTime = Timer.data.pop;
			end
			output = Timer.getElapsedTime(datetime('now')-timerStartTime);
			end

			function clearAll
			Timer.data.clear;
			end

			end


			methods (Static, Hidden = true)

			function output = getElapsedTime(duration)
			elapsedTime = split(char(duration),':');
			elapsedMilliseconds = Timer.getElapsedMilliseconds(duration);
			output = [elapsedTime{1} ' hours ',...
			elapsedTime{2} ' minutes ',...
			elapsedTime{3} ' seconds ',...
			elapsedMilliseconds ' milliseconds'];
			end

			function output = getElapsedMilliseconds(duration)
			durationInSeconds = num2str(seconds(duration));
			output = extractAfter(durationInSeconds,'.');
			if isempty(output);
			output = '000';
			end
			end

			end



			end