[ka-Map-users] coordinates

Guillaume Bisaillon guillaume.bisaillon at polymtl.ca
Tue Aug 2 08:40:43 EDT 2005


Hi,

use this line to get geoCoo:

var geoCoo = this.kaMap.pixToGeo(aPixPos[0],aPixPos[1]);

where aPixPos is:

var aPixPos = this.adjustPixPosition( e.clientX, e.clientY );




Lorenzo Becchi a écrit :

>Hi,
>I'm trying to trace mouse coordinates with kaMap CVS.
>I have no problems with local coordinates but big ones when I try to
>use: kaMap_pixToGeo and other functions that use xOrigin and yOrigin.
>it seems initialization doesn't set this parameters.
>
>test is here:
>http://149.139.8.29/~rischio/ka-map-cvs/ka-map/htdocs/
>
>on double click function (kaNavigator_ondblclick) I've put this code to
>show absolute coordinates below the scalebar.
>---------------------------------------------------------
>    var geoCoo = kaMap_pixToGeo(dx,dy);
>    var gpX = geoCoo[0];
>    var gpY = geoCoo[1];
>
>//     	Show x coordinates
>        var span = getRawObject('x-position');
>	span.innerHTML = gpX;
>
>//   	Show y coordinates
>	var span = getRawObject('y-position');
>	span.innerHTML = gpY;
>---------------------------------------------------------
>any suggestions?
>thanks
>Lorenzo
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>
>  
>



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