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annotate m-toolbox/classes/+utils/@plottools/legendAdd.m @ 0:f0afece42f48

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Import.
author Daniele Nicolodi <nicolodi@science.unitn.it>
date Wed, 23 Nov 2011 19:22:13 +0100
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Daniele Nicolodi <nicolodi@science.unitn.it>
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1 % LEGENDADD Add a string to the current legend.
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2 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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3 %
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4 % DESCRIPTION: LEGENDADD Add a string to the current legend.
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5 %
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6 % CALL: legendAdd(fig, 'string')
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7 % plot (curr_axes_handle, history, arg)
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8 %
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9 % INPUT: fig = figure handle (gcf, for example)
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10 % string = string to add
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11 %
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12 % VERSION: $Id: legendAdd.m,v 1.1 2008/08/05 17:51:32 ingo Exp $
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13 %
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14 % HISTORY: 26-01-07 M Hewitson
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15 % Creation
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16 %
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17 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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18
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Daniele Nicolodi <nicolodi@science.unitn.it>
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19 function legendAdd(varargin)
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20
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21 if nargin ~=2
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22 error('usage: legendAdd(fig, ''strin'')');
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23 end
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24
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25 fig = varargin{1};
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26 strin = varargin{2};
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27
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28 if ~ischar(strin)
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29 error('arg 2 is not a string > usage: legendAdd(fig, ''strin'')');
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30 end
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31 % if ~isobject(fig)
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32 % error('arg 1 is not an object > usage: legendAdd(fig, ''strin'')');
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33 % end
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34
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35 % get the current legend strings
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36
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37
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38 ch = get(gcf, 'Children');
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39 leg = [];
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40
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41 for j=1:length(ch)
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42
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43 tag = get(ch(j), 'Tag');
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44
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45 if strcmp(tag, 'legend')
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46 leg = get(ch(j));
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47 end
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48
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49 end
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50 str = [];
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51 % get(leg, 'XLabel')
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52 if ~isempty(leg)
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53 for j=length(leg.Children):-1:1
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54
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55 ch = leg.Children(j);
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56
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57 tag = get(ch, 'Tag');
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58
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59 if ~strcmp(tag, '')
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60
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61 str = strvcat(str, tag);
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62 end
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63 end
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64 end
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65
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66 str = strvcat(str, strin);
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67
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68 legend(str);
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69
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70 end
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