RE: Animating bitmaps on openmap

You could add a thread to a location layer handler that goes back and
requeries for the location(s) position(s) every so-many milliseconds.

--
Mark Bucciarelli    Peregrine Systems, Inc.       R&D, Boston
(413) 253-0020      mbucciarelli@peregrine.com    Yahoo: m_bucciarelli
http://www.peregrine.com 
> -----Original Message-----
> From: John Mairs [mailto:mairsj@oso.nrl.navy.mil]
> Sent: Wednesday, June 20, 2001 1:59 PM
> To: openmap-users@bbn.com
> Subject: Animating bitmaps on openmap
> 
> 
> Hi Folks,
> 
> I'm trying to setup a simple experiment using Openmap.  
> Imagine a scenario
> where you are using Openmap to track a GPS receiver, say in 
> someone's car or
> in an airplane.  My first step is to simply display a bitmap. 
>  I already
> have a Windows bitmap; i.e. bmp file,  that I would like to 
> use.  I noticed
> some JPEG helpers in the API but nothing explicity stating 
> bitmap or bmp.
> Seems to me this code would make up a "layer" and that 
> somebody else must
> have done this already.
> 
> 
> Next question is how do you animate it moving on the map?  Most of the
> examples I have seen have been with "static" data.  From an object
> orientated sense I have a couple of different objects that 
> all know their
> current location and they need to draw themselves.  I guess 
> my question is
> what is the trigger that would model an icon/bitmap slowly or 
> quickly moving
> along a road on a digital map?  Any code fragments or 
> examples out there?
> 
> Thanks,
> 
> John
> 
> 
> 
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