% IPLOT calls ao/iplot on all inner ao objects.
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% DESCRIPTION: IPLOT calls ao/iplot on all inner ao objects.
%
% CALL:        obj = iplot(mat)
%              obj = mat.iplot()
%
% Note: if the matrix object does not contain AOs, then an error will be
% thrown.
% 
% See the help of ao/iplot for plist options. All options are passed to
% iplot.
% 
% <a href="matlab:utils.helper.displayMethodInfo('matrix', 'iplot')">Parameters Description</a>
%
% VERSION:     $Id: iplot.m,v 1.2 2011/08/12 09:52:15 hewitson Exp $
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

function varargout = iplot(varargin)
  
  % Check if this is a call for parameters
  if utils.helper.isinfocall(varargin{:})
    varargout{1} = getInfo(varargin{3});
    return
  end
  
  % Collect input variable names
  in_names = cell(size(varargin));
  for ii = 1:nargin,in_names{ii} = inputname(ii);end
  
  % Collect all matrices and plists
  [as, matrix_invars, rest] = utils.helper.collect_objects(varargin(:), 'matrix', in_names);
  [pl, pl_invars, rest]     = utils.helper.collect_objects(varargin(:), 'plist', in_names);
  
  % Decide on a deep copy or a modify
  bs = copy(as, nargout);
  
  % Combine input plists and default plist
  usepl = parse(pl, getDefaultPlist());
  
  for kk=1:numel(bs)
    m = bs(kk);
    if isa(m.objs, 'ao')
      iplot(m.objs, usepl);
    else
      error('Input matrix %d does not contain AOs.', kk);
    end
  end
  
end

%--------------------------------------------------------------------------
% Get Info Object
%--------------------------------------------------------------------------
function ii = getInfo(varargin)
  
  if nargin == 1 && strcmpi(varargin{1}, 'None')
    sets = {};
    pl  = [];
  else
    sets = {'Default'};
    pl  = getDefaultPlist;
  end
  % Build info object
  ii = minfo(mfilename, 'matrix', 'ltpda', utils.const.categories.output, '$Id: iplot.m,v 1.2 2011/08/12 09:52:15 hewitson Exp $', sets, pl);
end

%--------------------------------------------------------------------------
% Get Default Plist
%--------------------------------------------------------------------------

function plout = getDefaultPlist()
  persistent pl;
  if ~exist('pl', 'var') || isempty(pl)
    pl = buildplist();
  end
  plout = pl;
end

function pl = buildplist()
  pl = plist.EMPTY_PLIST;
end