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rINSTCONTROL/@MyDaq/MyDaq.m
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MyDaq.m
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classdef MyDaq < handle
properties
%Contains GUI handles
Gui;
%Contains Reference trace (MyTrace object)
Ref=MyTrace();
%Contains Data trace (MyTrace object)
Data=MyTrace();
%Contains Background trace (MyTrace object)
Background=MyTrace();
%Struct containing available instruments
InstrList=struct();
%Struct containing MyInstrument objects
Instruments=struct()
%Struct containing Cursor objects
Cursors=struct();
%Struct containing Cursor labels
CrsLabels=struct();
%Struct containing MyFit objects
Fits=struct();
%Input parser
Parser;
%Struct for listeners
Listeners=struct();
%Sets the colors of fits, data and reference
fit_color='k';
data_color='b';
ref_color='r';
%Properties for saving files
base_dir;
session_name;
file_name;
%Flag for enabling the GUI
enable_gui;
end
properties (Dependent=true)
save_dir;
main_plot;
open_fits;
open_instrs;
open_crs;
instr_tags;
instr_names;
savefile;
end
methods (Access=public)
%% Class functions
%Constructor function
function this=MyDaq(varargin)
createParser(this);
parse(this.Parser,varargin{:});
parseInputs(this);
if this.enable_gui
this.Gui=guihandles(eval('GuiDaq'));
initGui(this);
hold(this.main_plot,'on');
end
initDaq(this)
end
function delete(this)
%Deletes the MyFit objects and their listeners
cellfun(@(x) delete(this.Fits.(x)), this.open_fits);
cellfun(@(x) deleteListeners(this,x), this.open_fits);
%Deletes the MyInstrument objects and their listeners
cellfun(@(x) delete(this.Instruments.(x)), this.open_instrs);
cellfun(@(x) deleteListeners(this,x), this.open_instrs);
if this.enable_gui
this.Gui.figure1.CloseRequestFcn='';
%Deletes the figure
delete(this.Gui.figure1);
%Removes the figure handle to prevent memory leaks
this.Gui=[];
end
end
end
methods (Access=private)
%Creates parser for constructor function
function createParser(this)
p=inputParser;
addParameter(p,'enable_gui',1);
this.Parser=p;
end
%Sets the class variables to the inputs from the inputParser.
function parseInputs(this)
for i=1:length(this.Parser.Parameters)
%Takes the value from the inputParser to the appropriate
%property.
if isprop(this,this.Parser.Parameters{i})
this.(this.Parser.Parameters{i})=...
this.Parser.Results.(this.Parser.Parameters{i});
end
end
end
%Initializes the class depending on the computer name
function initDaq(this)
computer_name=getenv('computername');
switch computer_name
case 'LPQM1PCLAB2'
initRt(this);
case 'LPQM1PC18'
initUhq(this);
case 'LPQM1PC2'
%Test case for testing on Nils' computer.
otherwise
error('Please create an initialization function for this computer')
end
%Initializes empty trace objects
this.Ref=MyTrace;
this.Data=MyTrace;
this.Background=MyTrace;
end
%Sets callback functions for the GUI
initGui(this)
%Executes when the GUI is closed
function closeFigure(this,~,~)
delete(this);
end
%Adds an instrument to InstrList. Used by initialization functions.
function addInstr(this,tag,name,type,interface,address)
%Usage: addInstr(this,tag,name,type,interface,address)
if ~ismember(tag,this.instr_tags)
this.InstrList.(tag).name=name;
this.InstrList.(tag).type=type;
this.InstrList.(tag).interface=interface;
this.InstrList.(tag).address=address;
else
error(['%s is already defined as an instrument. ',...
'Please choose a different tag'],tag);
end
end
%Gets the tag corresponding to an instrument name
function tag=getTag(this,instr_name)
ind=cellfun(@(x) strcmp(this.InstrList.(x).name,instr_name),...
this.instr_tags);
tag=this.instr_tags{ind};
end
%Opens the correct instrument
function openInstrument(this,tag)
instr_type=this.InstrList.(tag).type;
%Collects the correct inputs for creating the MyInstrument
%class
input_cell={this.InstrList.(tag).name,...
this.InstrList.(tag).interface,...
this.InstrList.(tag).address};
switch instr_type
case 'RSA'
this.Instruments.(tag)=MyRsa(input_cell{:},...
'gui','GuiRsa');
case 'Scope'
this.Instruments.(tag)=MyScope(input_cell{:},...
'gui','GuiScope');
case 'NA'
this.Instruments.(tag)=MyNa(input_cell{:},...
'gui','GuiNa');
end
%Adds listeners for new data and deletion of the instrument.
%These call plot functions and delete functions respectively.
this.Listeners.(tag).NewData=...
addlistener(this.Instruments.(tag),'NewData',...
@(src, eventdata) acquireNewData(this, src, eventdata));
this.Listeners.(tag).Deletion=...
addlistener(this.Instruments.(tag),'ObjectBeingDestroyed',...
@(src, eventdata) deleteInstrument(this, src, eventdata));
end
%Updates fits
function updateFits(this)
%Pushes data into fits in the form of MyTrace objects, so that
%units etc follow.
for i=1:length(this.open_fits)
switch this.open_fits{i}
case {'Linear','Quadratic','Gaussian','Lorentzian',...
'Exponential','Beta','DoubleLorentzian'}
this.Fits.(this.open_fits{i}).Data=...
getFitData(this,'VertData');
case {'G0'}
this.Fits.G0.MechTrace=getFitData(this,'VertData');
this.Fits.G0.CalTrace=getFitData(this,'VertRef');
end
end
end
% If vertical cursors are on, takes only data
%within cursors.
%If the cursor is not open, it takes all the data from the selected
%trace in the analysis trace selection dropdown
function Trace=getFitData(this,varargin)
%Parses varargin input
p=inputParser;
addOptional(p,'name','',@ischar);
parse(p,varargin{:})
name=p.Results.name;
%Finds out which trace the user wants to fit.
trc_opts=this.Gui.SelTrace.String;
trc_str=trc_opts{this.Gui.SelTrace.Value};
% Note the use of copy here! This is a handle
%class, so if normal assignment is used, this.Fits.Data and
%this.(trace_str) will refer to the same object, causing roblems.
%Name input is the name of the cursor to be used to extract data.
Trace=copy(this.(trc_str));
if ismember(name,fieldnames(this.Cursors))
ind=findCursorData(this, trc_str, name);
Trace.x=this.(trc_str).x(ind);
Trace.y=this.(trc_str).y(ind);
end
end
%Finds data between named cursors in the given trace
function ind=findCursorData(this, trc_str, name)
crs_pos=sort([this.Cursors.(name){1}.Location,...
this.Cursors.(name){2}.Location]);
ind=(this.(trc_str).x>crs_pos(1) & this.(trc_str).x<crs_pos(2));
end
%Creates either horizontal or vertical cursors
function createCursors(this,name,type)
%Checks that the cursors are of valid type
assert(strcmp(type,'Horz') || strcmp(type,'Vert'),...
'Cursorbars must be vertical or horizontal.');
%Sets the correct color for the cursor
switch name
case 'HorzData'
color=[0,0,1];
crs_type='Horizontal';
case 'VertData'
color=[1,0,0];
crs_type='Vertical';
case 'VertRef'
color=[0.5,0,0.5];
crs_type='Vertical';
end
%Creates first cursor
this.Cursors.(name){1}=cursorbar(this.main_plot,...
'TargetMarkerStyle','none',...
'ShowText','off','CursorLineWidth',0.5,...
'Orientation',crs_type,'Tag',sprintf('%s1',name));
%Creates second cursor
this.Cursors.(name){2}=this.Cursors.(name){1}.duplicate;
set(this.Cursors.(name){2},'Tag',sprintf('%s2',name))
%Sets the cursor colors
cellfun(@(x) setCursorColor(x, color),this.Cursors.(name));
%Makes labels for the cursors
labelCursors(this,name,type,color);
addCursorListeners(this,name,type);
cellfun(@(x) notify(x, 'UpdateCursorBar'), this.Cursors.(name));
end
%Labels cursors of a certain type and color
function labelCursors(this, name, type, color)
switch name
case {'VertData', 'HorzData'}
lbl_str=name(1);
case {'VertRef'}
lbl_str='R';
end
%Creates text boxes in a placeholder position
this.CrsLabels.(name)=cellfun(@(x) text(0,0,...
[lbl_str,x.Tag(end)]),this.Cursors.(name),...
'UniformOutput',0);
%Sets colors and properties on the labels.
cellfun(@(x) set(x,'Color',color,'EdgeColor',color,...
'FontWeight','bold','FontSize',10,...
'HorizontalAlignment','center',...
'VerticalAlignment','middle'), this.CrsLabels.(name));
positionCursorLabels(this, name, type);
end
%Resets the position of the labels
function positionCursorLabels(this, name, type)
switch type
case {'Horz','horizontal'}
%To set the offset off the side of the axes
xlim=get(this.main_plot,'XLim');
%Empirically determined nice point for labels
xloc=1.03*xlim(2)-0.03*xlim(1);
%Sets the position of the cursor labels
cellfun(@(x,y) set(x, 'Position',...
[xloc,y.Location,0]),...
this.CrsLabels.(name),this.Cursors.(name));
case {'Vert','vertical'}
%To set the offset off the top of the axes
ylim=get(this.main_plot,'YLim');
%Empirically determined nice point for labels
yloc=1.05*ylim(2)-0.05*ylim(1);
%Sets the position of the cursor labels
cellfun(@(x,y) set(x, 'Position',...
[y.Location,yloc,0]),...
this.CrsLabels.(name),this.Cursors.(name));
end
%Setting the position causes the line to update
cellfun(@(x) set(x, 'Location', x.Location),...
this.Cursors.(name));
end
%Adds listeners for cursors
function addCursorListeners(this,name,type)
switch type
case {'Horz','horizontal'}
%Sets the update function of the cursor to move the
%text.
this.Listeners.(name).Update=cellfun(@(x) ...
addlistener(x,'UpdateCursorBar',...
@(src, ~) horzCursorUpdate(this, src)),...
this.Cursors.(name),'UniformOutput',0);
case {'Vert','vertical'}
%Sets the update function of the cursors to move the
%text
this.Listeners.(name).Update=cellfun(@(x) ...
addlistener(x,'UpdateCursorBar',...
@(src, ~) vertCursorUpdate(this, src)),...
this.Cursors.(name),'UniformOutput',0);
%Sets the update function for end drag to update fits
this.Listeners.(name).EndDrag=cellfun(@(x) ...
addlistener(x,'EndDrag',...
@(~,~) updateFits(this)),this.Cursors.(name),...
'UniformOutput',0);
end
end
%Updates the cursors to fill the axes
function updateCursors(this)
for i=1:length(this.open_crs)
type=this.Cursors.(this.open_crs{i}){1}.Orientation;
name=this.open_crs{i};
switch type
case 'vertical'
cellfun(@(x) set(x.TopHandle, 'YData',...
this.main_plot.YLim(2)), this.Cursors.(name));
cellfun(@(x) set(x.BottomHandle, 'YData',...
this.main_plot.YLim(1)), this.Cursors.(name));
case 'horizontal'
cellfun(@(x) set(x.TopHandle, 'XData',...
this.main_plot.XLim(2)), this.Cursors.(name));
cellfun(@(x) set(x.BottomHandle, 'XData',...
this.main_plot.XLim(1)), this.Cursors.(name));
end
positionCursorLabels(this,name,type);
end
end
%Deletes the cursors, their listeners and their labels.
function deleteCursors(this, name)
if contains(name,'Data')
%Resets the edit boxes which contain cursor positions
this.Gui.(sprintf('Edit%s1',name(1))).String='';
this.Gui.(sprintf('Edit%s2',name(1))).String='';
this.Gui.(sprintf('Edit%s2%s1',name(1),name(1))).String='';
end
%Deletes cursor listeners
cellfun(@(x) deleteListeners(this,x.Tag), this.Cursors.(name));
%Deletes the cursors themselves
cellfun(@(x) delete(x), this.Cursors.(name));
this.Cursors=rmfield(this.Cursors,name);
%Deletes cursor labels
cellfun(@(x) delete(x), this.CrsLabels.(name));
this.CrsLabels=rmfield(this.CrsLabels,name);
end
function copyPlot(this)
%Conditions sizes
posn=this.main_plot.OuterPosition;
posn=posn.*[1,1,0.82,1.1];
%Creates a new figure, this is to avoid copying all the buttons
%etc to the clipboard.
newFig = figure('visible','off','Units',this.main_plot.Units,...
'Position',posn);
%Copies the current axes into the new figure.
newHandle = copyobj(this.main_plot,newFig); %#ok<NASGU>
%Prints the figure to the clipboard
print(newFig,'-clipboard','-dbitmap');
%Deletes the figure
delete(newFig);
end
function updateAxis(this)
axis(this.main_plot,'tight');
end
end
methods (Access=public)
%% Callbacks
%Callback for copying the plot to clipboard
function copyPlotCallback(this,~,~)
copyPlot(this);
end
%Callback for centering cursors
function centerCursorsCallback(this, ~, ~)
if ~this.Gui.LogX.Value
x_pos=mean(this.main_plot.XLim);
else
x_pos=10^(mean(log10(this.main_plot.XLim)));
end
if ~this.Gui.LogX.Value
y_pos=mean(this.main_plot.YLim);
else
y_pos=10^(mean(log10(this.main_plot.YLim)));
end
for i=1:length(this.open_crs)
switch this.Cursors.(this.open_crs{i}){1}.Orientation
case 'horizontal'
pos=y_pos;
case 'vertical'
pos=x_pos;
end
%Centers the position
cellfun(@(x) set(x,'Location',pos), ...
this.Cursors.(this.open_crs{i}));
%Triggers the UpdateCursorBar event, which triggers
%listener callback to reposition text
cellfun(@(x) notify(x,'UpdateCursorBar'),...
this.Cursors.(this.open_crs{i}));
cellfun(@(x) notify(x,'EndDrag'),...
this.Cursors.(this.open_crs{i}));
end
end
%Callback for creating vertical data cursors
function cursorButtonCallback(this, hObject, ~)
name=erase(hObject.Tag,'Button');
%Gets the first four characters of the tag (Vert or Horz)
type=name(1:4);
if hObject.Value
hObject.BackgroundColor=[0,1,0.2];
createCursors(this,name,type);
else
hObject.BackgroundColor=[0.941,0.941,0.941];
deleteCursors(this,name);
end
end
%Callback for the instrument menu
function instrMenuCallback(this,hObject,~)
val=hObject.Value;
if val~=1
names=hObject.String;
tag=getTag(this,names(val));
else
tag='';
end
%If instrument is valid and not open, opens it. If it is valid
%and open it changes focus to the instrument control window.
if ismember(tag,this.instr_tags) && ...
~ismember(tag,this.open_instrs)
openInstrument(this,tag);
elseif ismember(tag,this.open_instrs)
figure(this.Instruments.(tag).figure1);
end
end
%Select trace callback
function selTraceCallback(this, ~, ~)
updateFits(this)
end
%Saves the data if the save data button is pressed.
function saveDataCallback(this, ~, ~)
if this.Data.validatePlot
save(this.Data,'save_dir',this.save_dir,'name',...
this.savefile)
else
error('Data trace was empty, could not save');
end
end
%Saves the reference if the save ref button is pressed.
function saveRefCallback(this, ~, ~)
if this.Data.validatePlot
save(this.Ref,'save_dir',this.save_dir,'name',...
this.savefile)
else
error('Reference trace was empty, could not save')
end
end
%Toggle button callback for showing the data trace.
function showDataCallback(this, hObject, ~)
if hObject.Value
hObject.BackgroundColor=[0,1,0.2];
setVisible(this.Data,this.main_plot,1);
updateAxis(this);
else
hObject.BackgroundColor=[0.941,0.941,0.941];
setVisible(this.Data,this.main_plot,0);
updateAxis(this);
end
end
%Toggle button callback for showing the ref trace
function showRefCallback(this, hObject, ~)
if hObject.Value
hObject.BackgroundColor=[0,1,0.2];
setVisible(this.Ref,this.main_plot,1);
updateAxis(this);
else
hObject.BackgroundColor=[0.941,0.941,0.941];
setVisible(this.Ref,this.main_plot,0);
updateAxis(this);
end
end
%Callback for moving the data to reference.
function dataToRefCallback(this, ~, ~)
if this.Data.validatePlot
this.Ref.x=this.Data.x;
this.Ref.y=this.Data.y;
this.Ref.plotTrace(this.main_plot,'Color',this.ref_color);
this.Ref.setVisible(this.main_plot,1);
updateFits(this);
this.Gui.ShowRef.Value=1;
this.Gui.ShowRef.BackgroundColor=[0,1,0.2];
else
warning('Data trace was empty, could not move to reference')
end
end
%Callback for ref to bg button. Sends the reference to background
function refToBgCallback(this, ~, ~)
if this.Ref.validatePlot
this.Background.x=this.Ref.x;
this.Background.y=this.Ref.y;
this.Background.plotTrace(this.main_plot);
this.Background.setVisible(this.main_plot,1);
else
warning('Reference trace was empty, could not move to background')
end
end
%Callback for data to bg button. Sends the data to background
function dataToBgCallback(this, ~, ~)
if this.Data.validatePlot
this.Background.x=this.Data.x;
this.Background.y=this.Data.y;
this.Background.plotTrace(this.main_plot);
this.Background.setVisible(this.main_plot,1);
else
warning('Data trace was empty, could not move to background')
end
end
%Callback for clear background button. Clears the background
function clearBgCallback(this, ~, ~)
this.Background.x=[];
this.Background.y=[];
this.Background.setVisible(this.main_plot,0);
end
%Callback for LogY button. Sets the YScale to log/lin
function logYCallback(this, hObject, ~)
if hObject.Value
this.main_plot.YScale='Log';
hObject.BackgroundColor=[0,1,0.2];
updateAxis(this);
updateCursors(this);
else
this.main_plot.YScale='Linear';
hObject.BackgroundColor=[0.941,0.941,0.941];
updateAxis(this);
updateCursors(this);
end
end
%Callback for LogX button. Sets the XScale to log/lin
function logXCallback(this, hObject, ~)
if get(hObject,'Value')
set(this.main_plot,'XScale','Log');
set(hObject, 'BackgroundColor',[0,1,0.2]);
updateAxis(this);
updateCursors(this);
else
set(this.main_plot,'XScale','Linear');
set(hObject, 'BackgroundColor',[0.941,0.941,0.941]);
updateAxis(this);
updateCursors(this);
end
end
%Base directory callback
function baseDirCallback(this, hObject, ~)
this.base_dir=hObject.String;
for i=1:length(this.open_fits)
this.Fits.(this.open_fits{i}).save_dir=this.save_dir;
end
end
%Callback for session name edit box. Sets the session name.
function sessionNameCallback(this, hObject, ~)
this.session_name=hObject.String;
for i=1:length(this.open_fits)
this.Fits.(this.open_fits{i}).save_dir=this.save_dir;
end
end
%Callback for filename edit box. Sets the file name.
function fileNameCallback(this, hObject,~)
this.file_name=hObject.String;
for i=1:length(this.open_fits)
this.Fits.(this.open_fits{i}).save_name=this.file_name;
end
end
%Callback for the analyze menu (popup menu for selecting fits).
%Opens the correct MyFit object.
function analyzeMenuCallback(this, hObject, ~)
analyze_ind=hObject.Value;
%Finds the correct fit name
analyze_name=hObject.String{analyze_ind};
analyze_name=erase(analyze_name,'Fit');
analyze_name=erase(analyze_name,'Calibration');
analyze_name=erase(analyze_name,' ');
switch analyze_name
case {'Linear','Quadratic','Lorentzian','Gaussian',...
'DoubleLorentzian'}
openMyFit(this,analyze_name);
case 'g0'
openMyG(this);
case 'Beta'
openMyBeta(this);
end
end
function openMyFit(this,fit_name)
%Sees if the fit object is already open, if it is, changes the
%focus to it, if not, opens it.
if ismember(fit_name,fieldnames(this.Fits))
%Changes focus to the relevant fit window
figure(this.Fits.(fit_name).Gui.Window);
else
%Gets the data for the fit using the getFitData function
%with the vertical cursors
DataTrace=getFitData(this,'VertData');
%Makes an instance of MyFit with correct parameters.
this.Fits.(fit_name)=MyFit(...
'fit_name',fit_name,...
'enable_plot',1,...
'plot_handle',this.main_plot,...
'Data',DataTrace,...
'save_dir',this.save_dir,...
'save_name',this.file_name);
%Sets up a listener for the Deletion event, which
%removes the MyFit object from the Fits structure if it is
%deleted.
this.Listeners.(fit_name).Deletion=...
addlistener(this.Fits.(fit_name),'ObjectBeingDestroyed',...
@(src, eventdata) deleteFit(this, src, eventdata));
%Sets up a listener for the NewFit. Callback plots the fit
%on the main plot.
this.Listeners.(fit_name).NewFit=...
addlistener(this.Fits.(fit_name),'NewFit',...
@(src, eventdata) plotNewFit(this, src, eventdata));
%Sets up a listener for NewInitVal
this.Listeners.(fit_name).NewInitVal=...
addlistener(this.Fits.(fit_name),'NewInitVal',...
@(~,~) updateCursors(this));
end
end
%Opens MyG class if it is not open.
function openMyG(this)
if ismember('G0',this.open_fits)
figure(this.Fits.G0.Gui.figure1);
else
MechTrace=getFitData(this,'VertData');
CalTrace=getFitData(this,'VertRef');
this.Fits.G0=MyG('MechTrace',MechTrace,'CalTrace',CalTrace,...
'name','G0');
%Adds listener for object being destroyed
this.Listeners.G0.Deletion=addlistener(this.Fits.G0,...
'ObjectBeingDestroyed',...
@(~,~) deleteObj(this,'G0'));
end
end
%Opens MyBeta class if it is not open.
function openMyBeta(this)
if ismember('Beta', this.open_fits)
figure(this.Fits.Beta.Gui.figure1);
else
DataTrace=getFitData(this);
this.Fits.Beta=MyBeta('Data',DataTrace);
%Adds listener for object being destroyed, to perform cleanup
this.Listeners.Beta.Deletion=addlistener(this.Fits.Beta,...
'ObjectBeingDestroyed',...
@(~,~) deleteObj(this,'Beta'));
end
end
%Callback for load data button
function loadDataCallback(this, ~, ~)
if isempty(this.base_dir)
warning('Please input a valid folder name for loading a trace');
this.base_dir=pwd;
end
try
[load_name,path_name]=uigetfile('.txt','Select the trace',...
this.base_dir);
load_path=[path_name,load_name];
dest_trc=this.Gui.DestTrc.String{this.Gui.DestTrc.Value};
loadTrace(this.(dest_trc),load_path);
this.(dest_trc).plotTrace(this.main_plot,...
'Color',this.(sprintf('%s_color',lower(dest_trc))));
updateAxis(this);
updateCursors(this);
catch
error('Please select a valid file');
end
end
end
methods (Access=public)
%% Listener functions
%Callback function for NewFit listener. Plots the fit in the
%window using the plotFit function of the MyFit object
function plotNewFit(this, src, ~)
src.plotFit('Color',this.fit_color);
updateAxis(this);
updateCursors(this);
end
%Callback function for the NewData listener
function acquireNewData(this, src, ~)
hline=getLineHandle(this.Data,this.main_plot);
this.Data=copy(src.Trace);
if ~isempty(hline); this.Data.hlines{1}=hline; end
clearData(src);
this.Data.plotTrace(this.main_plot,'Color',this.data_color)
updateAxis(this);
updateCursors(this);
updateFits(this);
end
%Callback function for MyInstrument ObjectBeingDestroyed listener.
%Removes the relevant field from the Instruments struct and deletes
%the listeners from the object
function deleteInstrument(this, src, ~)
%Deletes the object from the Instruments struct
tag=getTag(this, src.name);
if ismember(tag, this.open_instrs)
this.Instruments=rmfield(this.Instruments,tag);
end
%Deletes the listeners from the Listeners struct
deleteListeners(this, tag);
end
%Callback function for MyFit ObjectBeingDestroyed listener.
%Removes the relevant field from the Fits struct and deletes the
%listeners from the object.
function deleteFit(this, src, ~)
%Deletes the object from the Fits struct and deletes listeners
deleteObj(this,src.fit_name);
%Clears the fits
src.clearFit;
%Updates cursors since the fits are removed from the plot
updateCursors(this);
end
%Callback function for other analysis method deletion listeners.
%Does the same as above.
function deleteObj(this,name)
if ismember(name,this.open_fits)
this.Fits=rmfield(this.Fits,name);
end
deleteListeners(this, name);
end
%Listener update function for vertical cursor
function vertCursorUpdate(this, src)
%Finds the index of the cursor. All cursors are tagged
%(name)1, (name)2, e.g. VertData2, ind is the number.
ind=str2double(src.Tag(end));
tag=src.Tag(1:(end-1));
%Moves the cursor labels
set(this.CrsLabels.(tag){ind},'Position',[src.Location,...
this.CrsLabels.(tag){ind}.Position(2),0]);
if strcmp(tag,'VertData')
%Sets the edit box displaying the location of the cursor
this.Gui.(sprintf('EditV%d',ind)).String=...
num2str(src.Location);
%Sets the edit box displaying the difference in locations
this.Gui.EditV2V1.String=...
num2str(this.Cursors.VertData{2}.Location-...
this.Cursors.VertData{1}.Location);
end
end
%Listener update function for horizontal cursor
function horzCursorUpdate(this, src)
%Finds the index of the cursor. All cursors are tagged
%(name)1, (name)2, e.g. VertData2, ind is the number.
ind=str2double(src.Tag(end));
tag=src.Tag(1:(end-1));
%Moves the cursor labels
set(this.CrsLabels.(tag){ind},'Position',...
[this.CrsLabels.(tag){ind}.Position(1),...
src.Location,0]);
if strcmp(tag,'HorzData')
%Sets the edit box displaying the location of the cursor
this.Gui.(sprintf('EditH%d',ind)).String=...
num2str(src.Location);
%Sets the edit box displaying the difference in locations
this.Gui.EditH2H1.String=...
num2str(this.Cursors.HorzData{2}.Location-...
this.Cursors.HorzData{1}.Location);
end
end
%Function that deletes listeners from the listeners struct,
%corresponding to an object of name obj_name
function deleteListeners(this, obj_name)
%Finds if the object has listeners in the listeners structure
if ismember(obj_name, fieldnames(this.Listeners))
%Grabs the fieldnames of the object's listeners structure
names=fieldnames(this.Listeners.(obj_name));
for i=1:length(names)
%Deletes the listeners
delete(this.Listeners.(obj_name).(names{i}));
%Removes the field from the structure
this.Listeners.(obj_name)=...
rmfield(this.Listeners.(obj_name),names{i});
end
%Removes the object's field from the structure
this.Listeners=rmfield(this.Listeners, obj_name);
end
end
end
methods
%% Set functions
function set.base_dir(this,base_dir)
if ~strcmp(base_dir(end),'\')
base_dir(end+1)='\';
end
this.base_dir=base_dir;
end
%% Get functions
%Get function from save directory
function save_dir=get.save_dir(this)
save_dir=[this.base_dir,datestr(now,'yyyy-mm-dd '),...
this.session_name,'\'];
end
%Get function for the plot handles
function main_plot=get.main_plot(this)
if this.enable_gui
main_plot=this.Gui.figure1.CurrentAxes;
else
main_plot=[];
end
end
%Get function for available instrument tags
function instr_tags=get.instr_tags(this)
instr_tags=fieldnames(this.InstrList);
end
%Get function for open fits
function open_fits=get.open_fits(this)
open_fits=fieldnames(this.Fits);
end
%Get function for open instrument tags
function open_instrs=get.open_instrs(this)
open_instrs=fieldnames(this.Instruments);
end
%Get function for instrument names
function instr_names=get.instr_names(this)
%Cell of strings is output, so UniformOutput must be 0.
instr_names=cellfun(@(x) this.InstrList.(x).name, ...
this.instr_tags,'UniformOutput',0);
end
%Generates appropriate file name for the save file.
function savefile=get.savefile(this)
if get(this.Gui.AutoName,'Value')
date_time = datestr(now,'yyyy-mm-dd_HHMMSS');
else
date_time='';
end
savefile=[this.file_name,date_time];
end
%Get function that displays names of open cursors
function open_crs=get.open_crs(this)
open_crs=fieldnames(this.Cursors);
end
end
end
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