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tmatrom3.m
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tmatrom3.m
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% TMATROM base class
%
% This class is intended as a base class for the main TMATROM classes,
% such as tmatrix and wavefunctionexpansion etc. It handles version
% numbering and the splash message.
%
% tmatrom3.version() returns the version number.
%
% tmatrom3.date() returns the date of the current version
%
% See also: tmatrix, wavefunctionexpansion.
%
% Stuart C. Hawkins - 20 April 2021
% Copyright 2019-2022 Stuart C. Hawkins
%
% This file is part of TMATROM3
%
% TMATROM3 is free software: you can redistribute it and/or modify
% it under the terms of the GNU General Public License as published by
% the Free Software Foundation, either version 3 of the License, or
% (at your option) any later version.
%
% TMATROM3 is distributed in the hope that it will be useful,
% but WITHOUT ANY WARRANTY; without even the implied warranty of
% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
% GNU General Public License for more details.
%
% You should have received a copy of the GNU General Public License
% along with TMATROM3. If not, see <http://www.gnu.org/licenses/>.
classdef tmatrom3 < handle
properties
end
methods
%-----------------------------------------
% constructor
%-----------------------------------------
function self = tmatrom3()
% call initialise message... this displays the version number
% etc
tmatrom3.initialise();
end
end
methods(Static,Sealed)
%-----------------------------------------
% version number for package
%-----------------------------------------
function val = version()
val = 1.0;
end
%-----------------------------------------
% date for current release of the package
%-----------------------------------------
function val = date()
val = '22 September 2021';
end
%-----------------------------------------
% print version and copyright
% information for the package
%-----------------------------------------
function showInfo()
fprintfcenter('TMATROM3 (acoustic)');
fprintfcenter('Version %0.1f (%s)',tmatrom3.version(),...
tmatrom3.date());
fprintfcenter('%s','(c) Stuart C. Hawkins and M. Ganesh, 2021');
end
%-----------------------------------------
% print status information for the package.
%-----------------------------------------
function showStatus()
% nothing to do... no things saved in current version
end
%-----------------------------------------
% acts like a static variable that stores
% whether or not the class has been used.
% Mainly this is used to show the info message
% the first time the class is used.
%-----------------------------------------
function initialise(varargin)
persistent has_been_initialised
% if class has not been initialised yet...
if isempty(has_been_initialised) || has_been_initialised==0
if nargin==0
% Note: if a parameter is provided then the status
% message is not printed. Thus the welcome message can
% suppressed if desired.
% ...then show class info and status
tmatrom3.showInfo()
fprintf('\n');
tmatrom3.showStatus()
end
% record that the class has been initialised
has_been_initialised = 1;
end
end
end % static methods
end