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ctf_read_gui.m
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function [ctf,GUI] = ctf_read_gui(command);
% ctf_read_gui - GUI interface to read data from a CTF .ds folder
%
% [ctf,FIG] = ctf_read_gui( [command] );
%
% eg,
% ctf = ctf_read_gui;
%
% ctf struct has fields:
%
% ctf.folder
% ctf.header
% ctf.setup
% ctf.sensor
% ctf.data
%
% This function calls:
% ctf_read_res4 - to read in header, gain/offset, and sensor information
% ctf_read_meg4 - to read in the data
%
% <>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> %
% < > %
% < DISCLAIMER: > %
% < > %
% < THIS PROGRAM IS INTENDED FOR RESEARCH PURPOSES ONLY. > %
% < THIS PROGRAM IS IN NO WAY INTENDED FOR CLINICAL OR > %
% < OFFICIAL USE. > %
% < > %
% <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<> %
%
% $Revision: 1.1 $ $Date: 2009-01-30 03:49:27 $
% Copyright (C) 2004 Darren L. Weber
%
% This program 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 2
% of the License, or (at your option) any later version.
%
% This program 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 this program; if not, write to the Free Software
% Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
% Modified: 11/2003, Darren.Weber_at_radiology.ucsf.edu
% - modified from NIH code
% simply to allocate data into one large struct
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
if ~exist('command','var'), command = 'init'; end
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% Paint the GUI
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
switch command,
case 'init',
[ctf,GUI] = INIT;
case 'update',
CTFopen = get(gcbf,'Userdata');
ctf = CTFopen.ctf;
% update the folder
set(CTFopen.handles.EctfFolder,'String',ctf.folder);
CTFopen.CHANNELS = 1:ctf.setup.number_channels;
CTFopen.TIME = ctf.setup.time_sec;
CTFopen.TRIALS = 1:ctf.setup.number_trials;
% update the channels
channelvalue = get(CTFopen.handles.PctfCHANNELS,'Value');
channeltype = CTFopen.channeltypes{channelvalue};
switch channeltype,
case 'all', CTFopen.CHANNELS = 1:ctf.setup.number_channels;
case 'eeg', CTFopen.CHANNELS = ctf.sensor.index.eeg;
case 'meg', CTFopen.CHANNELS = ctf.sensor.index.meg;
case 'ref', CTFopen.CHANNELS = ctf.sensor.index.ref;
case 'other', CTFopen.CHANNELS = ctf.sensor.index.other;
otherwise, CTFopen.CHANNELS = [];
end;
set(CTFopen.handles.EctfCHANNELS,'value',CTFopen.CHANNELS);
set(CTFopen.handles.EctfCHANNELS,'string',num2str(CTFopen.CHANNELS));
% update time
start = sprintf('%6.5f', CTFopen.TIME(1));
step = sprintf('%6.5f',[CTFopen.TIME(2) - CTFopen.TIME(1)]);
stop = sprintf('%6.5f', CTFopen.TIME(end));
timestring = [start,':',step,':',stop];
set(CTFopen.handles.TctfTIME,'String',timestring);
set(CTFopen.handles.EctfTIME,'Value',CTFopen.TIME);
set(CTFopen.handles.EctfTIME,'String',num2str(CTFopen.TIME'));
% update trials
start = num2str(CTFopen.TRIALS(1));
stop = num2str(CTFopen.TRIALS(end));
trialstring = [start,':',stop];
set(CTFopen.handles.TctfTRIALS,'String',trialstring);
set(CTFopen.handles.EctfTRIALS,'Value',CTFopen.TRIALS);
set(CTFopen.handles.EctfTRIALS,'String',num2str(CTFopen.TRIALS));
set(CTFopen.handles.EctfTRIALS,'Value',CTFopen.TRIALS);
set(gcbf,'Userdata',CTFopen);
case 'return',
CTFopen = get(gcbf,'Userdata');
ctf = CTFopen.ctf;
CHANNELS = CTFopen.CHANNELS;
TIME = CTFopen.TIME;
TRIALS = CTFopen.TRIALS;
ctf = ctf_read_meg4(ctf.folder, ctf, CHANNELS, TIME, TRIALS );
close gcbf;
case 'plot',
fprintf('\nCTF_GUI_READ: Plot not implemented yet.\n');
% CTFopen = get(gcbf,'Userdata');
%
% CTFopen.p = ctf_open(CTFopen.p,CTFopen.gui);
% set(CTFopen.gui,'Userdata',CTFopen); % update GUI with CNT data
%
% p = gui_updateparent(CTFopen,0);
%
% if isequal(get(CTFopen.handles.Bhold,'Value'),0),
% close gcbf;
% if isfield(CTFopen,'parent'),
% parent = CTFopen.parent.gui;
% else
% parent = [];
% end
% else
% parent = CTFopen.gui;
% end
%
% plotfig = figure('Name',CTFopen.p.ctf.file,...
% 'NumberTitle','off',...
% 'UserData',CTFopen.p);
% movegui(plotfig,'center');
%
% plot(CTFopen.p.ctf.timeArray,CTFopen.p.ctf.data); axis tight;
% eeg_plot_metric;
%
% if isempty(parent), [Xpoint,Ypoint] = eeg_crosshair('init',CTFopen.p);
% else [Xpoint,Ypoint] = eeg_crosshair('init',CTFopen.p,parent);
% end
case 'save',
fprintf('\nCTF_GUI_READ: Save not implemented yet.\n');
otherwise,
CTFopen = get(gcbf,'Userdata');
GUI.parent = CTFopen.parent;
gui_updateparent(GUI);
close gcbf;
end
return
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
function [ctf,GUI] = INIT
% GUI General Parameters
ctf = ctf_folder;
ctf = ctf_read_res4(ctf.folder);
% check if the data is greater than 500 Mb
data_size = ctf.setup.number_samples * ctf.setup.number_channels * ctf.setup.number_trials;
data_bytes = data_size * 8;
if data_bytes > 5e9, warning('data is greater than 500 Mb'); end
clear data_size data_bytes;
CTFopen.CHANNELS = 1:ctf.setup.number_channels;
CTFopen.TIME = ctf.setup.time_sec;
CTFopen.TRIALS = 1:ctf.setup.number_trials;
GUIwidth = 800;
GUIheight = 150;
ver = '$Revision: 1.1 $';
name = sprintf('CTF Open [v %s]\n',ver(11:15));
GUI = figure('Name',name,'Tag','CTF_OPEN',...
'NumberTitle','off',...
'MenuBar','none','Position',[1 1 GUIwidth GUIheight]);
movegui(GUI,'center');
%Font.FontName = 'Helvetica';
Font.FontUnits = 'Pixels';
Font.FontSize = 12;
Font.FontWeight = 'normal';
Font.FontAngle = 'normal';
boxdepth = 0.15;
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% CTF Data Selection and Parameters
Font.FontWeight = 'bold';
% BROWSE for a .ds folder
browsecommand = strcat('CTFopen = get(gcbf,''Userdata'');',...
'ctf = CTFopen.ctf; ',...
'ctf = ctf_folder([],ctf); ',...
'ctf = ctf_read_res4(ctf.folder); ',...
'CTFopen.ctf = ctf; ',...
'set(CTFopen.handles.EctfFolder,''String'',ctf.folder); ',...
'set(gcbf,''Userdata'',CTFopen);',...
'clear CTFopen; ctf = ctf_read_gui(''update'');');
G.BctfFile = uicontrol('Parent',GUI,'Style','pushbutton','Units','Normalized',Font, ...
'Position',[.01 .80 .17 boxdepth], 'String','CTF Folder (*.ds)',...
'BackgroundColor',[0.8 0.8 0.0], 'ForegroundColor', [1 1 1], ...
'HorizontalAlignment', 'center', ...
'TooltipString','Browse for CTF folder', ...
'Callback', browsecommand );
Font.FontWeight = 'normal';
% EDIT the .ds folder name
editcommand = strcat('CTFopen = get(gcbf,''Userdata'');',...
'CTFopen.ctf.folder = get(CTFopen.handles.EctfFolder,''String''); ',...
'ctf = CTFopen.ctf; ',...
'ctf = ctf_folder(ctf.folder,ctf); ',...
'ctf = ctf_read_res4(ctf.folder); ',...
'CTFopen.ctf = ctf; ',...
'set(CTFopen.handles.EctfFolder,''String'',ctf.folder); ',...
'set(gcbf,''Userdata'',CTFopen);',...
'clear CTFopen; ctf = ctf_read_gui(''update'');');
G.EctfFolder = uicontrol('Parent',GUI,'Style','edit','Units','Normalized',Font, ...
'Position',[.20 .80 .75 boxdepth], 'String',ctf.folder,...
'Callback', editcommand );
%---------------------------------------------------------------
% Channels
height = 0.6;
G.Title_channels = uicontrol('Parent',GUI,'Style','text','Units','Normalized',Font, ...
'Position',[.01 height .17 boxdepth],'HorizontalAlignment', 'center','String','Channels:');
% Channel types
CTFopen.channeltypes = {'all', 'eeg', 'meg', 'ref', 'other', '[array]'};
channelpopup = strcat('CTFopen = get(gcbf,''Userdata'');',...
'channelvalue = get(CTFopen.handles.PctfCHANNELS,''Value''); ',...
'channeltype = CTFopen.channeltypes{channelvalue}; ',...
'switch channeltype, ',...
' case ''all'', CTFopen.CHANNELS = 1:CTFopen.ctf.setup.number_channels; ',...
' case ''eeg'', CTFopen.CHANNELS = CTFopen.ctf.sensor.index.eeg; ',...
' case ''meg'', CTFopen.CHANNELS = CTFopen.ctf.sensor.index.meg; ',...
' case ''ref'', CTFopen.CHANNELS = CTFopen.ctf.sensor.index.ref; ',...
' case ''other'', CTFopen.CHANNELS = CTFopen.ctf.sensor.index.other; ',...
' otherwise, CTFopen.CHANNELS = []; ',...
'end; ',...
'set(CTFopen.handles.EctfCHANNELS,''Value'',CTFopen.CHANNELS); ',...
'set(CTFopen.handles.EctfCHANNELS,''string'',num2str(CTFopen.CHANNELS)); ',...
'set(gcbf,''Userdata'',CTFopen);',...
'clear CTFopen channelvalue channeltype;');
G.PctfCHANNELS = uicontrol('Parent',GUI,'Style','popup','Units','Normalized',Font, ...
'Position',[.20 height .20 boxdepth], ...
'String',CTFopen.channeltypes,...
'Value',1, ...
'TooltipString','Channel selection - enter values for [array]', ...
'Callback', channelpopup );
% Channels array
channelarray = strcat('CTFopen = get(gcbf,''Userdata'');',...
'CTFopen.CHANNELS = str2num(get(CTFopen.handles.EctfCHANNELS,''String'')); ',...
'set(CTFopen.handles.EctfCHANNELS,''Value'',CTFopen.CHANNELS); ',...
'set(gcbf,''Userdata'',CTFopen); clear CTFopen;');
G.EctfCHANNELS = uicontrol('Parent',GUI,'Style','edit','Units','Normalized',Font, ...
'Position',[.40 height .50 boxdepth], ...
'String',num2str(CTFopen.CHANNELS),'Value',CTFopen.CHANNELS,...
'TooltipString','Channels array - enter values for [array] selection', ...
'Callback', channelarray );
G.EctfCHANNELSCLEAR = uicontrol('Parent',GUI,'Style','pushbutton','Units','Normalized',Font, ...
'Position',[.90 height .05 boxdepth], ...
'String','Clear',...
'TooltipString','Clear channels array', ...
'Callback', strcat('CTFopen = get(gcbf,''Userdata'');',...
'CTFopen.CHANNELS = []; ',...
'set(CTFopen.handles.EctfCHANNELS,''String'',''''); ',...
'set(CTFopen.handles.EctfCHANNELS,''Value'',CTFopen.CHANNELS); ',...
'set(gcbf,''Userdata'',CTFopen); clear CTFopen;') );
%---------------------------------------------------------------
% Time
height = 0.4;
G.Title_channels = uicontrol('Parent',GUI,'Style','text','Units','Normalized',Font, ...
'Position',[.01 height .17 boxdepth],'HorizontalAlignment', 'center','String','Time (sec):');
% Time array
start = sprintf('%6.5f', CTFopen.TIME(1));
step = sprintf('%6.5f',[CTFopen.TIME(2) - CTFopen.TIME(1)]);
stop = sprintf('%6.5f', CTFopen.TIME(end));
timestring = [start,':',step,':',stop];
G.TctfTIME = uicontrol('Parent',GUI,'Style','text','Units','Normalized',Font, ...
'Position',[.20 height .20 boxdepth],'HorizontalAlignment', 'center',...
'TooltipString','Time array (sec)', ...
'String',timestring);
timearray = strcat('CTFopen = get(gcbf,''Userdata'');',...
'CTFopen.TIME = str2num(get(CTFopen.handles.EctfTIME,''String''))''; ',...
'set(CTFopen.handles.EctfTIME,''Value'',CTFopen.TIME); ',...
'set(gcbf,''Userdata'',CTFopen); clear CTFopen;');
G.EctfTIME = uicontrol('Parent',GUI,'Style','edit','Units','Normalized',Font, ...
'Position',[.40 height .50 boxdepth], ...
'String',num2str(CTFopen.TIME'),'Value',CTFopen.TIME,...
'TooltipString','Time array (sec)', ...
'Callback', timearray );
G.EctfTIMECLEAR = uicontrol('Parent',GUI,'Style','pushbutton','Units','Normalized',Font, ...
'Position',[.90 height .05 boxdepth], ...
'String','Clear',...
'TooltipString','Clear time array', ...
'Callback', strcat('CTFopen = get(gcbf,''Userdata'');',...
'CTFopen.TIME = []; ',...
'set(CTFopen.handles.EctfTIME,''String'',''''); ',...
'set(CTFopen.handles.EctfTIME,''Value'',CTFopen.TIME); ',...
'set(gcbf,''Userdata'',CTFopen); clear CTFopen;') );
%---------------------------------------------------------------
% Trials
height = 0.2;
G.Title_trials = uicontrol('Parent',GUI,'Style','text','Units','Normalized',Font, ...
'Position',[.01 height .17 boxdepth],'HorizontalAlignment', 'center','String','Trials:');
start = num2str(CTFopen.TRIALS(1));
stop = num2str(CTFopen.TRIALS(end));
trialstring = [start,':',stop];
G.TctfTRIALS = uicontrol('Parent',GUI,'Style','text','Units','Normalized',Font, ...
'Position',[.20 height .20 boxdepth],'HorizontalAlignment', 'center',...
'String',trialstring);
% Trials array
trialsarray = strcat('CTFopen = get(gcbf,''Userdata'');',...
'CTFopen.TRIALS = str2num(get(CTFopen.handles.EctfTRIALS,''String'')); ',...
'set(CTFopen.handles.EctfTRIALS,''Value'',CTFopen.TRIALS); ',...
'set(gcbf,''Userdata'',CTFopen); clear CTFopen;');
G.EctfTRIALS = uicontrol('Parent',GUI,'Style','edit','Units','Normalized',Font, ...
'Position',[.40 height .50 boxdepth], ...
'String',num2str(CTFopen.TRIALS),'Value',CTFopen.TRIALS,...
'TooltipString','Trials array', ...
'Callback', trialsarray );
G.EctfTRIALSCLEAR = uicontrol('Parent',GUI,'Style','pushbutton','Units','Normalized',Font, ...
'Position',[.90 height .05 boxdepth], ...
'String','Clear',...
'TooltipString','Clear trials array', ...
'Callback', strcat('CTFopen = get(gcbf,''Userdata'');',...
'CTFopen.TRIALS = []; ',...
'set(CTFopen.handles.EctfTRIALS,''String'',''''); ',...
'set(CTFopen.handles.EctfTRIALS,''Value'',CTFopen.TRIALS); ',...
'set(gcbf,''Userdata'',CTFopen); clear CTFopen;') );
% % PLOT: Load & plot the data!
% G.Bplot = uicontrol('Parent',GUI,'Style','pushbutton','Units','Normalized', Font, ...
% 'Position',[.20 .01 .18 .2],...
% 'String','PLOT','BusyAction','queue',...
% 'TooltipString','Plot the EEG data and return p struct.',...
% 'BackgroundColor',[0.0 0.5 0.0],...
% 'ForegroundColor', [1 1 1], 'HorizontalAlignment', 'center',...
% 'Callback',strcat('CTFopen = get(gcbf,''Userdata'');',...
% 'p = ctf_read_gui(CTFopen.p,''plot'');',...
% 'clear CTFopen;'));
%
% % Save As
% G.Bsave = uicontrol('Parent',GUI,'Style','pushbutton','Units','Normalized', Font, ...
% 'Position',[.40 .01 .18 .2],'HorizontalAlignment', 'center',...
% 'String','SAVE AS','TooltipString','EEG File Conversion Tool (not implemented yet)',...
% 'BusyAction','queue',...
% 'Visible','off',...
% 'BackgroundColor',[0.0 0.0 0.75],...
% 'ForegroundColor', [1 1 1], 'HorizontalAlignment', 'center',...
% 'Callback',strcat('CTFopen = get(gcbf,''Userdata'');',...
% 'p = ctf_read_gui(CTFopen.p,''save'');',...
% 'clear CTFopen;'));
Font.FontWeight = 'bold';
% Quit, return file parameters
G.Breturn = uicontrol('Parent',GUI,'Style','pushbutton','Units','Normalized', Font, ...
'Position',[.70 .01 .10 boxdepth],...
'String','RETURN','BusyAction','queue',...
'TooltipString','Return p struct to workspace and parent GUI.',...
'BackgroundColor',[0.0 0.75 0.0],...
'ForegroundColor', [1 1 1], 'HorizontalAlignment', 'center',...
'Callback','ctf = ctf_read_gui(''return'');' );
% Cancel
G.Bcancel = uicontrol('Parent',GUI,'Style','pushbutton','Units','Normalized', Font, ...
'Position',[.85 .01 .10 boxdepth],...
'String','CANCEL','BusyAction','queue',...
'TooltipString','Close, do not read data.',...
'BackgroundColor',[0.75 0.0 0.0],...
'ForegroundColor', [1 1 1], 'HorizontalAlignment', 'center',...
'Callback','close(gcbf);');
% Store userdata
CTFopen.gui = GUI;
CTFopen.handles = G;
CTFopen.ctf = ctf;
set(GUI,'Userdata',CTFopen);
set(GUI,'HandleVisibility','callback');
return