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<DIV dir=ltr align=left><SPAN class=476375520-22112012><FONT color=#0000ff>your
link</FONT></SPAN></DIV>
<DIV dir=ltr align=left><FONT color=#0000ff><A
href="http://www.intornoamessina.it/tracking/"><FONT face=Arial><FONT
size=2>http://www.intornoamessina.it/tracking/</FONT></FONT></A></FONT></DIV>
<DIV><FONT color=#0000ff size=2 face=Arial></FONT> </DIV>
<DIV><SPAN class=476375520-22112012><FONT color=#0000ff size=2 face=Arial>points
to a map with the projection EPSG:900913.</FONT></SPAN></DIV>
<DIV><SPAN class=476375520-22112012><FONT color=#0000ff size=2
face=Arial></FONT></SPAN> </DIV>
<DIV dir=ltr align=left><FONT color=#0000ff size=2 face=Arial><script
src="kml-pointtrack.js.php?wgs84"></script></FONT></DIV>
<DIV><FONT color=#0000ff size=2 face=Arial><SPAN
class=476375520-22112012>-></SPAN></FONT></DIV>
<DIV dir=ltr align=left><FONT color=#0000ff size=2 face=Arial>
map = new OpenLayers.Map({<BR> div:
"map",<BR> projection:
mercator,<BR> displayProjection:
geographic,<BR> layers:
[<BR> new
OpenLayers.Layer.OSM('Spherical
Mercator'),
<BR> new
OpenLayers.Layer.PointTrack("Tracks", {<BR></FONT></DIV>
<DIV dir=ltr align=left><SPAN class=476375520-22112012><FONT color=#0000ff
size=2 face=Arial>The coordinates of MousePosition jumps as seen before. The
projected coordinates are correct.</FONT></SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=476375520-22112012><FONT color=#0000ff
size=2 face=Arial>The tricky part is</FONT></SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=476375520-22112012><FONT color=#0000ff
size=2 face=Arial></FONT></SPAN> </DIV>
<DIV dir=ltr align=left><SPAN class=476375520-22112012><FONT color=#0000ff
size=2 face=Arial>var geoCoor = lonLat.transform(geographic,
mercator);</FONT></SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=476375520-22112012><FONT color=#0000ff
size=2 face=Arial></FONT></SPAN> </DIV>
<DIV dir=ltr align=left><SPAN class=476375520-22112012><FONT color=#0000ff
size=2 face=Arial>You have forgotten to clone the lonLat. The transformation
changes the coordinates of lonLat to mercator!</FONT></SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=476375520-22112012><FONT color=#0000ff
size=2 face=Arial>So both variables geoCoor and lonLat hold the same projected
coordinates.</FONT></SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=476375520-22112012><FONT color=#0000ff
size=2 face=Arial>And OpenLayers.Util.getFormattedLonLat(lat); gets projected
coordinates, that leads to a wrong formated output.</FONT></SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=476375520-22112012><FONT color=#0000ff
size=2 face=Arial></FONT></SPAN> </DIV>
<DIV dir=ltr align=left><SPAN class=476375520-22112012><FONT color=#0000ff
size=2 face=Arial>
<DIV dir=ltr align=left><SPAN class=476375520-22112012><FONT color=#0000ff
size=2 face=Arial>This is the right way:</FONT></SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=476375520-22112012><FONT color=#0000ff
size=2 face=Arial>var geoCoor = lonLat.clone().transform(geographic,
mercator);</FONT></SPAN></DIV></FONT></SPAN></DIV><BR>
<DIV dir=ltr lang=de class=OutlookMessageHeader align=left><SPAN
class=476375520-22112012><FONT color=#0000ff size=2 face=Arial>geoCoor gets
projected coordinates without changing the coordinates of
lonLat.</FONT></SPAN></DIV><SPAN class=476375520-22112012>
<DIV dir=ltr lang=de class=OutlookMessageHeader align=left><BR><FONT
color=#0000ff size=2 face=Arial>Good luck,</FONT></DIV>
<DIV dir=ltr lang=de class=OutlookMessageHeader align=left><SPAN
class=476375520-22112012><FONT color=#0000ff size=2
face=Arial>Arnd</FONT></SPAN> </SPAN></DIV>
<DIV dir=ltr lang=de class=OutlookMessageHeader align=left><SPAN
class=476375520-22112012><FONT color=#0000ff size=2
face=Arial></FONT></SPAN> </DIV>
<DIV dir=ltr lang=de class=OutlookMessageHeader align=left><SPAN
class=476375520-22112012> </SPAN></DIV>
<DIV dir=ltr lang=de class=OutlookMessageHeader align=left>
<HR tabIndex=-1>
</DIV>
<DIV dir=ltr lang=de class=OutlookMessageHeader align=left><FONT size=2
face=Tahoma><B>Von:</B> Riggi Valerio [mailto:vash.84@virgilio.it]
<BR><B>Gesendet:</B> Donnerstag, 22. November 2012 11:15<BR><B>An:</B>
openlayers-users@lists.osgeo.org<BR><B>Cc:</B>
arnd.wippermann@web.de<BR><B>Betreff:</B> Re: AW: [OpenLayers-Users] Display
Coordinates<BR></FONT><BR></DIV>
<DIV></DIV>
<DIV class=moz-cite-prefix>I corrected the code but still I don't understand a
thing.. when I go on the WGS-84 map (<A
href="http://www.intornoamessina.it/tracking/">http://www.intornoamessina.it/tracking/</A>)
and I point the mouse at a certain point of coordinate -93.2735, 44.8349 the
result is like 4613718.1118, 1718560.9374, should not be like the coordinates
before?<BR><BR>Many Thanks<BR>Valerio<BR><BR>Il 21/11/2012 20:16, Arnd
Wippermann ha scritto:<BR></DIV>
<BLOCKQUOTE cite=mid:5F57403BAF2B4531B0DEEE2ABCF8FAE0@pcawh2 type="cite">
<META name=GENERATOR content="MSHTML 8.00.6001.19328">
<DIV dir=ltr align=left><FONT face=Arial><FONT color=#0000ff><FONT
size=2>OpenLayers.Util.getFormattedLonLat(lat)<SPAN class=640170819-21112012>
is for formating geographic coordinates,</SPAN></FONT></FONT></FONT></DIV>
<DIV dir=ltr align=left><FONT color=#0000ff size=2 face=Arial>
<DIV dir=ltr align=left><FONT color=#0000ff size=2 face=Arial><SPAN
class=640170819-21112012>but you pass projected coordinates to the function.
That's the reason for the strange output.</SPAN></FONT></DIV>
<DIV dir=ltr align=left><FONT color=#0000ff size=2 face=Arial><SPAN
class=640170819-21112012></SPAN></FONT> </DIV></FONT></DIV>
<DIV dir=ltr align=left><SPAN class=640170819-21112012><FONT color=#0000ff
size=2 face=Arial>Util.js:</FONT></SPAN></DIV>
<DIV dir=ltr align=left><FONT face=Arial><FONT color=#0000ff><FONT
size=2>OpenLayers.Util.getFormattedLonLat = function(coordinate, axis,
dmsOption) {<BR> if (!dmsOption)
{<BR> dmsOption =
'dms'; //default to show degree, minutes,
seconds<BR> }<BR> <BR> coordinate =
(coordinate+540)%360 - 180; // normalize for sphere being round<BR><SPAN
class=640170819-21112012>...</SPAN></FONT></FONT></FONT></DIV>
<DIV dir=ltr align=left><FONT face=Arial><FONT color=#0000ff><FONT
size=2><SPAN class=640170819-21112012></SPAN></FONT></FONT></FONT> </DIV>
<DIV dir=ltr align=left><FONT face=Arial><FONT color=#0000ff><FONT
size=2><SPAN class=640170819-21112012>Choose displayProjection: geographic
</SPAN></FONT></FONT></FONT><FONT face=Arial><FONT color=#0000ff><FONT
size=2><SPAN class=640170819-21112012>and if you want to output your mousemove
coordinates also in the projected
coordinates,</SPAN></FONT></FONT></FONT></DIV>
<DIV dir=ltr align=left><FONT face=Arial><FONT color=#0000ff><FONT
size=2><SPAN class=640170819-21112012>you have to transform
them.</SPAN></FONT></FONT></FONT></DIV>
<DIV dir=ltr align=left><FONT face=Arial><FONT color=#0000ff><FONT
size=2><SPAN class=640170819-21112012></SPAN></FONT></FONT></FONT> </DIV>
<DIV dir=ltr align=left><FONT face=Arial><FONT color=#0000ff><FONT
size=2><SPAN
class=640170819-21112012>
formatOutput: function(lonLat)
{<BR>
var geoCoor = lonLat.clone().transform(geographic,
mercator);<BR>
var lat = lonLat.lat;<BR>...</SPAN></FONT></FONT></FONT></DIV>
<DIV dir=ltr align=left><FONT face=Arial><FONT color=#0000ff><FONT
size=2><SPAN class=640170819-21112012></SPAN></FONT></FONT></FONT> </DIV>
<DIV dir=ltr align=left><FONT face=Arial><FONT color=#0000ff><FONT
size=2><SPAN class=640170819-21112012></SPAN></FONT></FONT></FONT> </DIV>
<DIV dir=ltr align=left><FONT face=Arial><FONT color=#0000ff><FONT
size=2><SPAN class=640170819-21112012>see:</SPAN></FONT></FONT></FONT></DIV>
<DIV dir=ltr align=left><FONT color=#0000ff size=2 face=Arial><A
href="http://gis.ibbeck.de/ginfo/apps/OLExamples/OL212/PointTrack_Boaga_Projection.asp"
moz-do-not-send="true">http://gis.ibbeck.de/ginfo/apps/OLExamples/OL212/PointTrack_Boaga_Projection.asp</A></FONT></DIV>
<DIV dir=ltr align=left> </DIV>
<DIV dir=ltr align=left><SPAN class=640170819-21112012><FONT color=#0000ff
size=2 face=Arial>Regard,</FONT></SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=640170819-21112012><FONT color=#0000ff
size=2 face=Arial>Arnd</FONT></SPAN></DIV><BR>
<DIV dir=ltr lang=de class=OutlookMessageHeader align=left>
<HR tabIndex=-1>
<FONT size=2 face=Tahoma><B>Von:</B> <A class=moz-txt-link-abbreviated
href="mailto:openlayers-users-bounces@lists.osgeo.org">openlayers-users-bounces@lists.osgeo.org</A>
[<A class=moz-txt-link-freetext
href="mailto:openlayers-users-bounces@lists.osgeo.org">mailto:openlayers-users-bounces@lists.osgeo.org</A>]
<B>Im Auftrag von </B>Riggi Valerio<BR><B>Gesendet:</B> Mittwoch, 21. November
2012 11:30<BR><B>An:</B> <A class=moz-txt-link-abbreviated
href="mailto:openlayers-users@lists.osgeo.org">openlayers-users@lists.osgeo.org</A><BR><B>Betreff:</B>
Re: [OpenLayers-Users] Display Coordinates<BR></FONT><BR></DIV>
<DIV class=moz-cite-prefix>Cit.:<BR><SPAN
style="WIDOWS: 2; TEXT-TRANSFORM: none; BACKGROUND-COLOR: rgb(255,255,255); TEXT-INDENT: 0px; DISPLAY: inline !important; FONT: 13px Verdana, Geneva, Helvetica, Arial,
sans-serif; WHITE-SPACE: normal; ORPHANS: 2; FLOAT: none; LETTER-SPACING: normal; COLOR: rgb(0,0,0); WORD-SPACING: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px">Set
the displayProjection property when you create the map to the projection (not
the projection code) that you want the coordinates to be in. (looks like
it should be a projection created from EPSG:4326) The lat/lon being passed
into the mousecontrol event will be in this projection. It look to me like you
are getting in projected coordinates but trying to use them as
lat/long.</SPAN><BR><BR>Done but the problem remains.<BR><BR>Il 20/11/2012
15:28, Riggi Valerio ha scritto:<BR></DIV>
<BLOCKQUOTE cite=mid:50AB93A1.8080209@virgilio.it type="cite">Hi, I'm tryng
to display the coordinates on mouse over the map, on a WGS84 map and on a
Gauss-Boaga map but coordinate seems strange to me, is there some error? I'm
using the example bellow:<BR><BR>This is the <A
href="http://www.intornoamessina.it/tracking/index.php"
moz-do-not-send="true">WGS84 map</A> and this is the <A
href="http://www.intornoamessina.it/tracking/index.php?gauss"
moz-do-not-send="true">Gauss-Boaga Map</A><BR><BR>And this is the <B>example
code</B> I used:<BR><BR>
map.addControl(<BR>
new
OpenLayers.Control.MousePosition({<BR>
prefix: '<div style=\"color: green; font-size: 14px; font-weight: bold;
background-color: white; width: 500px; text-align: left;\">Coordinate:
',<BR>
suffix:
'</div>',<BR>
separator: ' |
',<BR>
numDigits:
2,<BR>
emptyString: '<div style=\"color: red; font-size: 14px; font-weight:
bold; background-color: white; width: 500px; text-align: left;\">Mouse
non sulla
mappa.</div>'<BR>
})<BR>
);<BR> map.events.register("mousemove", map, function(e)
{<BR>
var position =
this.events.getMousePosition(e);<BR>
OpenLayers.Util.getElement("coords").innerHTML =
position;<BR>
});<BR> map.addControl(new
OpenLayers.Control.Attribution());<BR><BR><B>Thanks</B><B><BR></B><B>Valerio</B><BR><BR>
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