RE: [OpenMap Users] Why won't my layer re-render?

From: Chris Allport <callport_at_dtiweb.net>
Date: Mon, 10 Nov 2008 07:42:54 -0500

Try calling generate on your OMGraphicList with your current projection
as the parameter:
                omgl.generate(mMapBean.getProjection());
                
You may also need to issue a repaint() call in your layer.



-----Original Message-----
From: SlikWilly [mailto:rbenito_at_mitre.org]
Sent: Thursday, November 06, 2008 3:35 PM
To: openmap-users_at_bbn.com
Subject: [OpenMap Users] Why won't my layer re-render?


Hi,
  
   I have a custom layer that extends OMGraphicHandlerLayer. When I
initially load the layer with OMGraphics in it, the icons display just
fine.
The problem occurs after the initial loading of the layer when I add new
graphics to the layer. They don't render at all. How do I get the
layer to
render properly after adding new icons to i? My Layer is below.

Thanks!


============================================

public class MCULayer extends OMGraphicHandlerLayer{

    /**
     * A list of graphics to be painted on the map.
     */
    private OMGraphicList omgraphics;
    private OMGraphic selectedGraphic;

    public MCULayer() {
        super();
        omgraphics = new OMGraphicList();
    }

    public void addSingleGraphic(float lat, float lon){
        
        ImageIcon simpsons = new
ImageIcon("C:/Temp_Images/Simpsons.png");
        
        OMScalingIcon simpsonsScalingIcon = new
OMScalingIcon(lat,lon,simpsons);
        
        OMGraphic simsonAsOMGraphic = (OMGraphic) simpsonsScalingIcon;
        
        omgraphics.add(simsonAsOMGraphic);
        
    }


    _at_Override
    public void paint(java.awt.Graphics g) {
        omgraphics.render(g);
    }
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Received on Mon Nov 10 2008 - 07:45:28 EST

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