[mapguide-users] DWF Viewer App

[Walt Welton-Lair]

Seems like the right thing to do then is to have the DWF Viewer surround also go to the server to find the correct extent to zoom to.

	-----Original Message----- 
	From: Andrew DeMerchant [mailto:andrew.demerchant at gemtec.ca] 
	Sent: Tue 11/21/2006 10:39 PM 
	To: users at mapguide.osgeo.org 
	Cc: 
	Subject: Re: [mapguide-users] DWF Viewer App
	
	

	I had thought there was an artifact for it (which is why I didn't add it
	myself)...but I dont' see it.
	
	Andrew
	
	
	Alain Lebatard wrote:
	>
	> The reason for the DWF search problem is that the viewer surround uses
	> the DWF viewer API to select or zoom to a feature, but the viewer only
	> knows about the features that are in the visible extent of the map.
	> The AJAX viewer doesn’t have this problem because since it virtually
	> doesn’t know anything about the features displayed, it has to
	> systematically go to the server to perform selection or zoom.
	>
	> I remember that bug from before MapGuide shipped. We probably didn’t
	> fix it then for lack of time, but I think there is an artifact logged
	> for it.
	>
	> Alain
	>
	> ------------------------------------------------------------------------
	>
	> *From:* Andrew DeMerchant [mailto:andrew.demerchant at gemtec.ca]
	> *Sent:* Tuesday, November 21, 2006 12:46 PM
	> *To:* users at mapguide.osgeo.org
	> *Subject:* Re: [mapguide-users] DWF Viewer App
	>
	> I mainly use the DWF viewer (still not a fan of the AJAX one...I miss
	> the quick panning and zooming with my mouse wheel too much!), but my
	> app supports both (the user is sent to the right one according to a
	> browser check)...I don't know about searching offline, but I can
	> certainly tell you that you can search dwf features just the same. I'm
	> using the search tool from MapGuide Studio.
	>
	> It works fine, except for 1 serious bug.....Say you're zoomed in so
	> that not all features of your map are visible (some are outside your
	> extents)...If you then search for features, you'll get a list. Click
	> on the item you want, and you're supposed to be taken to that feature
	> (the map is meant to center on that feature)......in dwf viewer, this
	> wouldn't work. It ONLY works in the dwf viewer if the thing that you
	> clicked on (from the list) is already on the screen somewhere.
	>
	> If you can live with this bug, then likely all you have to do is
	> modify your URL. I've done almost all of my project with MapGuide
	> Studio, and have set it up to work with either viewer....all I have to
	> do to switch viewers is to change "mapviewerdwf" in my url to
	> "mapviewerajax".
	>
	> Hope that helps!
	>
	>
	> Andrew
	>
	>
	>
	> Chris Tallman wrote:
	>
	> I know the DWF Viewer app is not very popular right now because it
	> requires an install. However, we are working on an app for EMS in
	> vehicle mapping. I need to be able to search for an address in the DWF
	> map while its disconnected from the internet or network. Has anyone
	> messed with this? Is it even possible to search features in the DWF
	> Map? I have a feature source that has the addresses, and I've written
	> an app to search the map if I'm using the AJAX viewer, now I need that
	> same functionality in the DWF viewer. If anyone has an idea on how to
	> do this I am all ears.
	>
	> Thanks,
	>
	>
	> **Chris Tallman**
	> 260.356.9074
	>
	> --
	>
	>      
	>
	> *Andrew DeMerchant*
	> *Computer Technologist*
	> ph.1-877-2GEMTEC x.163
	> fax 506-453-9470
	>
	> /GEMTEC Limited <http://www.gemtec.ca>
	> /191 Doak Road
	> Fredericton, NB, Canada
	> E3C 2E6
	>
	
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