/*----------------    FILE HEADER ---------------------------------------
 This file is part of Geoide.
 Copyright (C) 2005-2006 by:
 IDgis B.V.
 http://www.idgis.nl

 This library is free software; you can redistribute it and/or
 modify it under the terms of the GNU Lesser General Public
 License as published by the Free Software Foundation; either
 version 2.1 of the License, or (at your option) any later version.

 This library is distributed in the hope that it will be useful,
 but WITHOUT ANY WARRANTY; without even the implied warranty of
 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 Lesser General Public License for more details.

 You should have received a copy of the GNU Lesser General Public
 License along with this library; if not, write to the Free Software
 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA

 Contact:

 Herman Assink
 IDgis bv
 P.O. Box 15
 7450 AA Holten
 The Netherlands
 E-Mail: herman.assink@idgis.nl

 * @version 1.4.0
 * @author IDgis team
 * 
 ------------------------------------------------------------------------*/
import nl.idgis.giclient.gis.ActiveMapListener;
import nl.idgis.giclient.gis.AttrInfoListener;
import nl.idgis.giclient.gis.GIS;
import nl.idgis.giclient.gis.SelectableLayer;
import nl.idgis.giclient.framework.MultiPaneComponent;

class nl.idgis.giclient.framework.GIComponentAttrInfoAdapter implements ActiveMapListener, AttrInfoListener {

    private var multiPaneComponent:MultiPaneComponent = null;
    private var gism:GIS = null;

    function GIComponentAttrInfoAdapter(multiPaneComponent:MultiPaneComponent, gism:GIS) {
        this.multiPaneComponent = multiPaneComponent;
        this.gism = gism;

        gism.gisEventDispatcher.addActiveMapListener(this);
        addToAttrInfoListeners();
    }

    function beforeChangeActiveMap():Void {
        var layers:Array = gism.getLayers();
        for (var i:Number=0; i < layers.length; i++) {
            layers[i].layerEventDispatcher.removeAttrInfoListener(this);
        }
    }

    function afterChangeActiveMap():Void {
        addToAttrInfoListeners();
    }

    private function addToAttrInfoListeners():Void {
        var layers:Array = gism.getLayers();
        for (var i:Number=0; i < layers.length; i++) {
            layers[i].layerEventDispatcher.addAttrInfoListener(this);
        }
    }

    function onChangeLayerAttrInfoFeatures(layer:SelectableLayer):Void{
        if (layer.getAttrInfoFeatureIDs().length > 0) {
            multiPaneComponent.showPane(layer);
        }
    }

}