import nl.idgis.giclient.modes.MapViewerAction;
import nl.idgis.giclient.gui.mapviewer.MapViewer;
import nl.idgis.giclient.geoma.Point;
import nl.idgis.giclient.gis.GIS;
import nl.idgis.giclient.gis.Layer;
import nl.idgis.giclient.gis.WMLayer;
import nl.idgis.giclient.webserviceconnector.wmsconnector.WMSConnector;
import nl.idgis.giclient.framework.FrameWork;
import nl.idgis.giclient.gui.featureinfoviewer.FeatureInfoViewer;
import nl.idgis.giclient.framework.Frame;
import nl.idgis.giclient.io.XMLServer;
import nl.idgis.giclient.framework.SinglePaneComponent;
import nl.idgis.giclient.gis.GILayer;
import nl.idgis.giclient.gui.mapviewer.MapLayer;
import nl.idgis.giclient.gui.mapviewer.MapFeature;
import nl.idgis.giclient.gis.Feature;
import nl.idgis.giclient.util.SynchListener;

/**
 * @author copierrj
 */
class nl.idgis.giclient.modes.MapViewerFeatureInfo implements MapViewerAction {
    var cross:MovieClip = null;
    
    private var pressX, pressY;
	
	function enter(mapViewer : MapViewer) : Void {
	}

	function exit(mapViewer : MapViewer) : Void {
		
	}

	function performPress(mapViewer : MapViewer, pressX : Number, pressY : Number, worldPoint : Point) : Void {
		this.pressX = pressX;
		this.pressY = pressY;
	}

	function performRelease(mapViewer : MapViewer) : Void {
		var component:SinglePaneComponent = 
			SinglePaneComponent(mapViewer.ruler.getGIClientConfig().getGIComponent("FeatureInfoViewer"));
		component.showPane();
		var viewer:FeatureInfoViewer = FeatureInfoViewer(component.getPane().getScrollContent());
		viewer.setMapViewer(mapViewer); 				
		viewer.clearViewer();
				
		var gis:GIS = mapViewer.ruler.getGIS();
		var layers:Array = gis.getVisibleLayers();
		for(var i:Number = 0; i < layers.length; i++) {
			var layer:Layer = Layer(layers[i]);
			if(layer instanceof WMLayer) {
				var wmLayer:WMLayer = WMLayer(layer);				
				var connector:WMSConnector = WMSConnector(wmLayer.getMapConnector());
				var url:String = connector.getFeatureInfo(wmLayer, gis.getCurrentCentreScale(), Stage.width,
					Stage.height, gis, pressX, pressY);
				
				if(url != null) {
					var xmlServer:XMLServer = new XMLServer(url);
					xmlServer.load(viewer, "", {layer: layer});
				}
			} else if(layer instanceof GILayer) {
				var giLayer:GILayer = GILayer(layer);
				var giFeatures:Array = new Array();
				var mapLayer:MapLayer = mapViewer.getMapLayer(giLayer);
				var features:Array = mapLayer.getMapFeatures(pressX, pressY);
				for(var j:Number = 0; j < features.length; j++) {
					var feature:Feature = new Feature(mapViewer.getFeatureID(features[j]._name),
						giLayer);
						
					var obj:SynchListener = new SynchListener();
					obj["feature"] = feature;
					obj["layer"] = layer; 
					obj["viewer"] = viewer;
					obj["giFeatures"] = giFeatures;
					obj["featureCount"] = features.length;
					obj["onSynch"] = function(target:Object, action:String):Void {
						var lfeature:Feature = Feature(this["feature"]);
						var lgiFeatures:Array = Array(this["giFeatures"]);
						var lfeatureCount:Number = Number(this["featureCount"]);
						var lviewer:FeatureInfoViewer = FeatureInfoViewer(this["viewer"]);
						var llayer:GILayer = GILayer(this["layer"]);
						
						lgiFeatures.push(lfeature);
						if(lfeatureCount == lgiFeatures.length) {
							lviewer.addGILayer(llayer, lgiFeatures);
						}
					};
					feature.requestProperties(obj);
				}
			}
		}
		
		mapViewer.drawCrossHair();
	}

	function performMouseUp(mapViewer : MapViewer) : Void {
	}

	function performMouseMove(mapViewer : MapViewer) : Void {
	}

	function performDrag(mapViewer : MapViewer) : Void {
	}

	function onKeyPress(mapViewer : MapViewer) : Void {
	}

}