erp_plot_cond_stim_ui.m

绝对经典,老外制作的功能强大的matlab实现PLS_TOOBOX

     end;

     curr_row = curr_row+1;
  end;

  setappdata(gcf,'FirstCondition',start_cond);
  setappdata(gcf,'FirstStimulus',start_stim);

  return; 


%--------------------------------------------------------------------------
%
function  combining_plots(combine_toggle)

  combine_plots = getappdata(gcf,'CombinePlots');
  if (combine_plots == combine_toggle)		% do nothing 
     return;
  end;

  h = findobj(gcf,'Tag','StimulusSlider');

  switch (combine_toggle),
    case 0,
        if ~isempty(h), set(h,'Visible','on');  end;
    case 1,
        if ~isempty(h), set(h,'Visible','off'); end;
  end;

  setappdata(gcf,'CombinePlots',combine_toggle);

  start_cond = getappdata(gcf,'FirstCondition');
  start_stim = getappdata(gcf,'FirstStimulus');
  plot_stims(start_cond,start_stim);

  return; 					% combine_plots


%--------------------------------------------------------------------------
%
function   set_cond_axes(num_rows,num_cols,axes_margin)
%
%   Define the axes for the response functions of different conditions
%
%   axes_margin: [left right bottom top], which specified in terms of 
%                  normal unit respect to the figure;
% 

  show_avg = getappdata(gcf,'ShowAverage');
  if (show_avg == 1),
     num_cols = num_cols + 1;
  end;

  %  clear up the old handles
  %
  old_hdls = getappdata(gcf,'AxesHdls');
  if ~isempty(old_hdls)
     for i=1:length(old_hdls(:))
	 if ishandle(old_hdls{i}), delete(old_hdls{i}); end
     end; 
  end;

  old_hdls = getappdata(gcf,'AxesCombineHdls');
  if ~isempty(old_hdls)
     for i=1:length(old_hdls(:))
	 if ishandle(old_hdls{i}), delete(old_hdls{i}); end
     end; 
  end;

  f_pos = get(gcf,'Position');
  axes_boundary(1) = axes_margin(1);
  axes_boundary(2) = 1 - axes_margin(2);
  axes_boundary(3) = axes_margin(3);
  axes_boundary(4) = 1 - axes_margin(4);

  %  plot data in each axis
  %
  ax_hdls = cell(num_rows,num_cols);
  ax_pos = cell(num_rows,num_cols);
  ax_combine_hdls = cell(num_rows,1);
  ax_combine_pos = cell(num_rows,1);

  plot_width  = (axes_boundary(2) - axes_boundary(1)) / num_cols;
  plot_height = (axes_boundary(4) - axes_boundary(3)) / num_rows;
  axes_min_x = axes_boundary(1);
  axes_min_y = axes_boundary(3);

  for row=1:num_rows, 

    axes_y = axes_min_y + plot_height*(num_rows-row); 

    % for separate plots within each condition 
    %
    for col=1:num_cols,

      %  determine the position of the figure
      %
      axes_x = axes_min_x + plot_width*(col-1); 
      
      if (col == num_cols & show_avg == 1)
         axes_pos = [axes_x+0.02 axes_y plot_width-0.01 plot_height-0.03];
      else 
         axes_pos = [axes_x      axes_y plot_width-0.01 plot_height-0.03];
      end;
    
      ax = axes('units','normal','Position',axes_pos);
      set(ax,'units',get(gcf,'defaultaxesunits'));
      set(ax,'visible','off');
   
      ax_hdls{row,col} = ax;  
      ax_pos{row,col} = axes_pos;
    end,

    % for combine plots within each condition 
    %
    combine_axes_x = axes_min_x;
    combine_axes_y = axes_y;
    if (show_avg == 1)
       combine_axes_w = plot_width*(num_cols-1)-0.01;
    else
       combine_axes_w = plot_width*num_cols-0.01;
    end;
    combine_axes_h = plot_height-0.03;
    
    axes_pos = [combine_axes_x combine_axes_y combine_axes_w combine_axes_h];
    ax = axes('units','normal','Position',axes_pos);

    set(ax,'units',get(gcf,'defaultaxesunits'));
    set(ax,'visible','off');
   
    ax_combine_hdls{row} = ax;  
    ax_combine_pos{row} = axes_pos;

  end;
  
  setappdata(gcf,'AxesHdls',ax_hdls);
  setappdata(gcf,'AxesPos',ax_pos);
  setappdata(gcf,'AxesCombineHdls',ax_combine_hdls);
  setappdata(gcf,'AxesCombinePos',ax_combine_pos);

  return; 					% set_cond_axes


%--------------------------------------------------------------------------
%
function setup_sliders()
%
  %  remove the old sliders first
  %
  h = findobj(gcf,'Tag','ConditionSlider'); 
  if ~isempty(h), delete(h); end;

  h = findobj(gcf,'Tag','StimulusSlider');
  if ~isempty(h), delete(h); end;


  %  set up sliders when needed
  %
  plot_dims = getappdata(gcf,'PlotDims');
  cond_idx = getappdata(gcf,'PlotCondIdx');
  stim_cnts = getappdata(gcf,'PlotStimCnts');

  if ( plot_dims(1) < length(cond_idx) )
     set_cond_slider;
  end;

  max_num_stim = max(stim_cnts(cond_idx));
  if ( (plot_dims(2)-1) < max_num_stim )
     set_stim_slider;
  end;


  return; 					% setup_sliders


%--------------------------------------------------------------------------
%
function set_cond_slider()
%
   ax_pos = getappdata(gcf,'AxesPos');
   [rows cols] = size(ax_pos);

   pos = ax_pos{rows,cols};
   pos_h = ax_pos{1,cols};

   x = pos(1)+pos(3)+0.05;
   y = pos(2);
   w = 0.02;
%   h = pos(4)*rows;
   h = pos_h(2)+pos_h(4)-pos(2);

   pos = [x y w h];

   cond_idx = getappdata(gcf,'PlotCondIdx');

   max_value = length(cond_idx) - rows + 1;
   value = max_value; 

   small_advance = 1/(max_value-1);

   big_advance = rows * small_advance;
   if (big_advance > 1), big_advance = 1; end;

   if (small_advance == big_advance)
      small_advance = small_advance - 0.00001; 
   end;
   slider_step = [small_advance big_advance];

   cb_fn=['erp_plot_cond_stim_ui(''MOVE_COND_SLIDE'')'];

   h_cond_bar = uicontrol('Parent',gcf, ... 
		   'Style', 'slider', ...
		   'Units', 'normal', ...
                   'Position', pos, ...
		   'Value', value, ...
		   'SliderStep', slider_step, ...
		   'Min', 1,  ...
		   'Max', max_value, ...
		   'Tag', 'ConditionSlider', ...
		   'Callback',cb_fn);
   
   return; 						% set_cond_slicer
    
    
%--------------------------------------------------------------------------
%
function set_stim_slider()
%
   show_avg = getappdata(gcf,'ShowAverage');
   combine_plots =  getappdata(gcf,'CombinePlots');

   ax_pos = getappdata(gcf,'AxesPos');
   [rows cols] = size(ax_pos);

   if (show_avg == 1),
      cols = cols - 1; 
   end;
 
   pos = ax_pos{rows,1};   	% [x y width height]
   pos_w = ax_pos{rows,cols};   	% [x y width height]

   x = pos(1);
   y = pos(2)-0.08;
%   w = pos(3)*cols;
   w = pos_w(1)+pos_w(3)-pos(1);
   h = 0.03;

   pos = [x y w h];

   stim_cnt_list = getappdata(gcf,'PlotStimCnts');

   max_value = max(stim_cnt_list) - cols + 1; 
   value = 1;

   if (max_value < 2),
      return;
   end;

   small_advance = 1/(max_value-1);
   big_advance = cols * small_advance;
   if (big_advance > 1), big_advance = 1; end;

   if (small_advance == big_advance)
      small_advance = small_advance - 0.00001; 
   end;
   slider_step = [small_advance big_advance];

   cb_fn=['erp_plot_cond_stim_ui(''MOVE_STIM_SLIDE'')'];
   if (combine_plots)
      visible_state = 'off';
   else
      visible_state = 'on';
   end;

   h_stim_bar = uicontrol('Parent',gcf, ... 
		   'Style', 'slider', ...
		   'Units', 'normal', ...
                   'Position', pos, ...
		   'Value', value, ...
		   'SliderStep', slider_step, ...
		   'Min', 1,  ...
		   'Max', max_value, ...
		   'Visible', visible_state, ...
		   'Tag', 'StimulusSlider', ...
		   'Callback',cb_fn);

   set(h_stim_bar,'position',pos);
   
   return; 						% set_stim_slicer
    
%--------------------------------------------------------------------------
%
function set_stim_slider_pos()
%
   hh = findobj(gcf,'Tag','StimulusSlider');
   if isempty(hh),
       return;
   end;

   show_avg = getappdata(gcf,'ShowAverage');
   combine_plots =  getappdata(gcf,'CombinePlots');

   ax_pos = getappdata(gcf,'AxesPos');
   [rows cols] = size(ax_pos);

   if (show_avg == 1),
      cols = cols - 1; 
   end;
 
   pos = ax_pos{rows,1};   	% [x y width height]
   pos_w = ax_pos{rows,cols};   	% [x y width height]

   x = pos(1);
   y = pos(2)-0.08;
%   w = pos(3)*cols;
   w = pos_w(1)+pos_w(3)-pos(1);
   h = 0.03;

   pos = [x y w h];

   set(hh, 'Position', pos);

   return; 						% set_stim_slicer_pos