thank you for the reply, but when i implements it gives me this error: "The
method addMouseListener (MouseListener) such Component does not apply to
arguments (new MapMouseAdapter (){})"!
> Date: Wed, 15 Jun 2011 13:44:00 +1000
> From: [email protected]
> To: [email protected]
> Subject: Re: [Geotools-gt2-users] Get point from click mouse
>
> Yes, I was just typing the same thing when Jody's reply came through :)
>
> Alexander, your approach works fine but it's less work to let GeoTools
> do it for you like this...
>
> // Listen for mouse clicks in the map pane
> mapPane.addMouseListener(new MapMouseAdapter() {
> @Override
> public void onMouseClicked(MapMouseEvent ev) {
> // Get the world position of the mouse
> DirectPosition2D pos = ev.getMapPosition();
> ...
> }
> });
>
> You can use the MapMouseListener interface directly, rather than the
> adapter class, if you wish. Here are some useful javadoc pages...
>
> http://docs.geotools.org/stable/javadocs/org/geotools/swing/event/MapMouseEvent.html
> http://docs.geotools.org/stable/javadocs/org/geotools/swing/event/MapMouseListener.html
>
> Michael
>
>
> On 15 June 2011 13:26, Jody Garnett <[email protected]> wrote:
> > I thought there was some kind of MapEvent that did the coordinate
> > transformation for you ... MapMouseEvent has some of that figured out
> > already.
> >
> > --
> > Jody Garnett
> >
> > On Wednesday, 15 June 2011 at 8:54 AM, Alexander Lanin wrote:
> >
> > Hi,
> >
> > here is what I’m using. I’m new to GeoTools so feel free to correct me
> > everyone!
> > I have this code in JMapPane:
> >
> > public void mouseClicked(MouseEvent e) {
> > // get the geographic position the mouse is pointing to
> > DirectPosition2D geoCoords = getScreenToWorldPos(e.getPoint());
> > ...
> > }
> >
> > /**
> > * Convert Screen point to Map/World point
> > * @param point point on screen
> > * @return point in map
> > */
> > public DirectPosition2D getScreenToWorldPos(Point point) {
> > assert ( point != null );
> >
> > DirectPosition2D geoCoords = new DirectPosition2D(point.getX(),
> > point.getY());
> >
> > AffineTransform t = getScreenToWorldTransform();
> > assert ( t != null );
> >
> > t.transform(geoCoords, geoCoords);
> >
> > geoCoords.setCoordinateReferenceSystem(getMapContext().getCoordinateReferenceSys
> > tem());
> >
> > assert ( geoCoords != null );
> > return geoCoords;
> > }
> >
> > Regards,
> > Alex
> >
> >
> >
> > Von: khalid Amiral [mailto:[email protected]]
> > Gesendet: Mittwoch, 15. Juni 2011 00:25
> > An: [email protected]
> > Betreff: [Geotools-gt2-users] Get point from click mouse
> >
> > Heloo,
> > please How can i get coordinates point after click mouse, because i want to
> > use
> > it in WMS/GetFeatureInfo request (request.setQueryPoint(X,Y)).
> > if there is an example or tutorial will be better.
> >
> > Thank you in advance
> >
> >
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