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annotate m-toolbox/classes/@unit/tolabel.m @ 42:f90d4f666cc7 database-connection-manager

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Cleanup
author Daniele Nicolodi <nicolodi@science.unitn.it>
date Mon, 05 Dec 2011 18:04:34 +0100
parents f0afece42f48
children
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Daniele Nicolodi <nicolodi@science.unitn.it>
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1 % TOLABEL converts a unit object to LaTeX string suitable for use as axis labels.
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2 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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3 %
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4 % DESCRIPTION: TOLABEL converts a unit object to LaTeX string suitable for
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5 % use as axis labels.
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6 %
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7 % CALL: lbl = tolabel(u)
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8 %
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9 % VERSION: $Id: tolabel.m,v 1.9 2011/02/18 16:48:55 ingo Exp $
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10 %
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11 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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12
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13 function varargout = tolabel(varargin)
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14
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15 objs = [varargin{:}];
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16
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17 pstrs = {};
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18
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19 for ii = 1:numel(objs)
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20 u = objs(ii);
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21
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22 [num, den] = factor(u);
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23
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24 numstr = formatUnit(num);
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25 denstr = formatUnit(den);
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26
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27 if isempty(denstr)
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28 str =['$$\left[' numstr ' \right]$$'];
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29 else
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30 if isempty(numstr)
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31 str =['$$\left[1/' denstr ' \right]$$'];
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32 else
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33 str =['$$\left[\frac{' numstr '}{' denstr '} \right]$$'];
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34 end
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35 end
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36
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37 pstrs = [pstrs {str}];
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38
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39 end
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40
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41 varargout{1} = pstrs;
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42 end
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43
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44
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45 function s = formatUnit(u)
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46
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47 s = '';
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48 for kk=1:numel(u.strs)
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49 prefix = unit.val2prefix(u.vals(kk));
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50 if u.exps(kk) == 0.5
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51 s = [s '\,{\sqrt{\textrm{' prefix u.strs{kk} '}}}'];
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52 elseif u.exps(kk) == 1
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53 s = [s '\,{\textrm{' prefix u.strs{kk} '}}'];
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54 elseif u.exps(kk) > 0
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55 [n,d] = rat(u.exps(kk));
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56 if d == 1
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57 s = [s '\,{\textrm{' prefix u.strs{kk} '}}^{' num2str(n) '}'];
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58 else
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59 s = [s '\,{\textrm{' prefix u.strs{kk} '}}^{' num2str(n) '/' num2str(d) '}'];
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60 end
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61 end
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62 end
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63
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64 end
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