gusucode.com > 《MATLAB图像与视频处理实用案例详解》代码 > 《MATLAB图像与视频处理实用案例详解》代码/第 19 章 基于语音识别的信号灯图像模拟控制技术/voicebox/cblabel.m
function c=cblabel(l,h) % h is the handle of the colorbar, axis or figure %CBLABEL add a label to a colorbar c=(l,h) % % Inputs: % % L Label string for colorbar % H Handle of the colorbar, axis or figure [default = current figure] % % Outputs: % % C Handle of the colorbar % Copyright (C) Mike Brookes 2000-2009 % Version: $Id: cblabel.m,v 1.1 2009/11/01 21:09:59 dmb Exp $ % % VOICEBOX is a MATLAB toolbox for speech processing. % Home page: http://www.ee.ic.ac.uk/hp/staff/dmb/voicebox/voicebox.html % %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % 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 can obtain a copy of the GNU General Public License from % http://www.gnu.org/copyleft/gpl.html or by writing to % Free Software Foundation, Inc.,675 Mass Ave, Cambridge, MA 02139, USA. %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% if nargin<2 h=gcf; end switch get(h,'Type') case 'axes' if get(h,'Tag')=='Colorbar' c=h; else while get(h,'Type')~='figure' h=get(h,'Parent'); % find parent figure if h==0 error('cannot find parent figure'); end end c=findobj(h,'tag','Colorbar'); if isempty(c) error('There is no colour bar on this figure') end % we could look for the nearest colorbar to the selected axes c=c(1); % for now use the most recently added colorbar end case 'figure' c=findobj(h,'tag','Colorbar'); if isempty(c) error('There is no colour bar on this figure') end c=c(1); % use the most recently added colorbar otherwise error('h argument must be colorbar, axis or figure handle'); end set(get(c,'ylabel'),'string',l);