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From: "shopana " <shopana.e@hcl.in>
Newsgroups: comp.soft-sys.matlab
Subject: Re: zoom
Date: Tue, 12 Feb 2008 11:48:02 +0000 (UTC)
Organization: The MathWorks, Inc.
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"Vihang Patil" <vihang_patil@yahoo.com> wrote in message 
<fnn0gi$4ll$1@fred.mathworks.com>...
> "shopana " <shopana.e@hcl.in> wrote in message 
<fnmqsi$s79
> > thanks for your speedy reply.can you give me simple 
> > example in slider using zoom(factor).
> 
> Example:
> 
> function slidertp
> load clown
> h = figure,imshow(X,map);
> h1 = uicontrol('Style','Slider','Callback',{@myzoom,h});
> 
> function myzoom(obj,event,h)
> val = get(obj,'Value');
> if isempty(get(obj,'UserData'))
>     val_temp = val;
>     set(obj,'UserData',val_temp);
> else
>     val_temp = get(obj,'UserData');
> end
> if val>=val_temp
>     zoom(h,1.01);%zoom factor
>     val_temp = val;
>     set(obj,'UserData',val_temp);
> else
>     zoom(h,0.99);%zoom factor
>     val_temp = val;
>     set(obj,'UserData',val_temp);
> end
> 
> 
> HTH
> Vihang


its working fine.In the same slider how can i make it to 
zoom only horizontally by some factor?