import nl.idgis.giclient.gis.Layer;
import nl.idgis.giclient.gis.SelectionListener;
import nl.idgis.giclient.print.DialogElement;
import nl.idgis.giclient.util.Strings;
import nl.idgis.giclient.framework.IDComboBox;

import mx.controls.RadioButtonGroup;
import mx.controls.RadioButton;
import mx.utils.Delegate;

import nl.idgis.giclient.gis.GILayer;
import nl.idgis.giclient.Ruler;
import nl.idgis.giclient.gis.GIS;

/**
 * @author velsll
 */

class nl.idgis.giclient.print.IntersectDialog extends DialogElement implements SelectionListener{
	private var elemRoot:MovieClip = null;
	var interestArea:String = null;
	var selectionLayer:GILayer = null; 
	var actionLayers:Array = null;
	private var buffer:Boolean = null;
	var bufferDistance:Number = 0;
	var geometryResponses:Array = null;
	private var currentHght:Number = 0;
	private var format:TextFormat = null;
	private var subElements:Array = null;
	
	function IntersectDialog(ruler:Ruler){
		this.ruler = ruler;  
		var selLayers:Array = ruler.getGIS().getSelectableLayers();
		for(var i:Number=0;i<selLayers.length;i++){
			GILayer(selLayers[i]).layerEventDispatcher.addSelectionListener(this);
		}
	}

	public function createElement(parent:MovieClip,x:Number,y:Number):Void{
		elemRoot = parent.createEmptyMovieClip("elemRoot", parent.getNextHighestDepth());
		elemRoot._x=x;
		elemRoot._y=y;
		format = new TextFormat();
        format.font = "_sans";
        format.size = 12;	
        subElements= new Array();
        if (interestArea==null){
			createInterestAreaElement();
		}	
		if(actionLayers==null) {
			createActioLayerElement();
		}
		if (buffer==null){
			createBufferElement();
		}
		reshufle();

	}
 
	public function setParameter(name:String, value:Object):Void {
		switch (name) {
      		case "selectionLayer":
    			this.selectionLayer = GILayer(value);
    			break;
    		case "interestArea":
    			this.interestArea = String(value);
    			if(interestArea=="selectionLayer"){
    				redrawSelectionLayerPicker();	
				} else {
    				if(subElements["selectionLayerPicker"]!=null){
						subElements["selectionLayerPicker"].mc.removeMovieClip();
						subElements["selectionLayerPicker"]=null;
    				}
    			}		 		
    			break;
    	 	case "actionLayers":
    			this.actionLayers = Array(value);
    			break;	
    		case "buffer":
    			this.buffer = Boolean(value);
    			if(subElements["bufferElem"]!=null){
    				if(buffer==true && subElements["bufferElem"].mc.visible==false){
			  			subElements["bufferElem"].mc._y = currentHght;
			  			subElements["bufferElem"].mc.visible = true;
    				}
    				if(buffer==false && subElements["bufferElem"].mc.visible==true){
  						subElements["bufferElem"].mc.visible = false;
    				}	
    			} else if (buffer==true){
					createBufferElement();
    			}	
      			break;		
    		case "bufferDistance":
    			this.bufferDistance = Number(value);
    			break;		
    		case "geometryResponses":
    			this.geometryResponses= Array(value);
    			break;		
		}  
		reshufle();	
		
  }
  
  private function reshufle(){
  	if(subElements["interestAreaElem"]!=null){
 	  	if(subElements["interestAreaElem"].mc._visible){
  			subElements["interestAreaElem"].mc._y = 0; 
  			currentHght = subElements["interestAreaElem"].hght + 20;
  		}	
  	}
  	if(subElements["selectionLayerPicker"]!=null){	
  		if(subElements["selectionLayerPicker"].mc._visible){
  			subElements["selectionLayerPicker"].mc._y = currentHght; 
  			currentHght += subElements["selectionLayerPicker"].hght + 20;
  		}
  	}
  	if(subElements["actionLayerElement"]!=null){
  		if(subElements["actionLayerElement"].mc.visible){
  			subElements["actionLayerElement"].mc._y = currentHght; 
  			currentHght += subElements["actionLayerElement"].hght + 20;
  		}
  	}
  	if(subElements["bufferElem"]!=null){
  		if(subElements["bufferElem"].mc._visible){
  			trace(subElements["bufferElem"].mc._visible);
  			subElements["bufferElem"].mc._y = currentHght; 
  			trace(subElements["bufferElem"].mc);
  			currentHght += subElements["bufferElem"].hght + 20;
  		}
  	}
  }



  private function createInterestAreaElement():Void{
		var interestAreaElem:MovieClip = elemRoot.createEmptyMovieClip("interestAreaElem", elemRoot.getNextHighestDepth());
		interestAreaElem._x = 0;
		var interestAreaLabel:TextField = interestAreaElem.createTextField("interestAreaLabel"
										, interestAreaElem.getNextHighestDepth(), 0, 0, 200, 20);
		interestAreaLabel.setNewTextFormat(format);
		interestAreaLabel.text = Strings.getFile("Print").getString("InterestAreaLabel");
		var dataProv:Array = new Array();
		dataProv.push({label:"-- Selecteer --",data:null});
		dataProv.push({label:Strings.getFile("Print").getString("InterestAreaGeometry"),data:"geometry"});
		dataProv.push({label:Strings.getFile("Print").getString("InterestAreaSelection"),data:"selectionLayer"});
		var interestAreaCombo:IDComboBox = 	IDComboBox(interestAreaElem.attachMovie("IDComboBox"
											, "interestAreaCombo" + interestAreaElem.getNextHighestDepth(), interestAreaElem.getNextHighestDepth()
											, {_x:interestAreaLabel._width + 10,dataProvider:dataProv,selectedIndex:0,_width:150}));	
		interestAreaCombo.addEventListener("select", Delegate.create(this, onSelectInterestArea));	
		subElements["interestAreaElem"] = new Object({mc:interestAreaElem,hght:interestAreaElem._height});										
	}
	
	private function onSelectInterestArea(evt_obj:Object):Void{
		setParameter("interestArea",evt_obj.target.selectedItem.data);
	}
	
	private function redrawSelectionLayerPicker():Void{
		if(subElements["selectionLayerPicker"]!=null){
			subElements["selectionLayerPicker"].mc.removeMovieClip();
			subElements["selectionLayerPicker"]=null;
    	}
		var gis:GIS = ruler.getGIS();
		var selLayers:Array = gis.getSelectableLayers();
		var layers:Array = new Array();
		for(var i:Number=0;i<selLayers.length;i++){
			if(selLayers[i].getSelectedFeatures().length > 0){
				layers.push(selLayers[i]);
			}
		}
		var selectionLayerPicker:MovieClip;		
		selectionLayerPicker = elemRoot.createEmptyMovieClip("selectionLayerPicker", elemRoot.getNextHighestDepth());
		selectionLayerPicker._x = 0;
		var selectionLayerText:TextField = selectionLayerPicker.createTextField("selectionLayerWarning"
											, selectionLayerPicker.getNextHighestDepth(), 0, 0, 350, 20);
		selectionLayerText.setNewTextFormat(format);
		if(layers.length==1){
			trace("");
		} else 
			if(layers.length>1){

				selectionLayerText.text = Strings.getFile("Print").getString("SelectionLayerWarningMoreSelLayers");
				var layerPickerLabel:TextField = selectionLayerPicker.createTextField("layerPickerLabel"
												, selectionLayerPicker.getNextHighestDepth(), 0, 30, 200, 20);
				layerPickerLabel.setNewTextFormat(format);
				layerPickerLabel.text = Strings.getFile("Print").getString("LayerPickerLabel");
			
				var selectionLayers:RadioButtonGroup = null;
				for(var i:Number=0;i<layers.length;i++){
					var layerBtn:RadioButton = RadioButton(selectionLayerPicker.attachMovie("RadioButton", "layerBtn" + i, 
											selectionLayerPicker.getNextHighestDepth(),{_x:0,_y:50+(i*20)}));
					layerBtn.label = layers[i].getTitle();
					layerBtn.data = layers[i].getName();
					layerBtn.groupName = "selectionLayers";
				}
				selectionLayers.addEventListener("click", Delegate.create(this, onClickSelectionLayers));	
			}
		else {  
			selectionLayerText.text = Strings.getFile("Print").getString("SelectionLayerWarningNoSelLayers"); 		
		}
	    subElements["selectionLayerPicker"]= new Object({mc:selectionLayerPicker,hght:selectionLayerPicker._height});												
	}
	private function createActioLayerElement():Void{
	//TODO
	}
	
	private function onClickSelectionLayers(evt_obj:Object){
		trace("");
       	setParameter("selectionLayer",evt_obj.target.selection.data);
    }

	private function createBufferElement():Void{
		var bufferElem:MovieClip = elemRoot.createEmptyMovieClip("bufferElem", elemRoot.getNextHighestDepth());
		bufferElem._x = 0;
		var bufferYesNoLabel:TextField = bufferElem.createTextField("bufferYesNoLabel"
										, bufferElem.getNextHighestDepth(), 0, 0, 400, 20);
		bufferYesNoLabel.text = Strings.getFile("Print").getString("BufferLabelYesNo");
		bufferYesNoLabel.setTextFormat(format);
		var bufferYesNo:RadioButtonGroup = null;
		var yesBtn:RadioButton = RadioButton(bufferElem.attachMovie("RadioButton", "yesBtn", 
								bufferElem.getNextHighestDepth(),{_x:0,_y:25,label:"Ja"
								,data:true, groupName:"bufferYesNo"}));
		yesBtn.selected = true;
		var noBtn:RadioButton = RadioButton(bufferElem.attachMovie("RadioButton", "noBtn", 
								bufferElem.getNextHighestDepth(),{_x:0,_y:45,label:"Nee"
								,data:false, groupName:"bufferYesNo"}));
        bufferYesNo.addEventListener("click", Delegate.create(this, onClickBufferYesNo));	
		var bufferDistanceLabel:TextField = bufferElem.createTextField("bufferDistanceLabel"
										, bufferElem.getNextHighestDepth(), 0, 70, 200, 20);
		bufferDistanceLabel.setNewTextFormat(format);
		bufferDistanceLabel.text = Strings.getFile("Print").getString("BufferDistanceLabel");
		var dataProv:Array = new Array();
		dataProv = [{label:"100 m",data:100},{label:"500 m", data:500},{label:"1000 m", data:1000},{label:"2000 m", data:2000}]; 
		var bufferDistanceCombo:IDComboBox = 	IDComboBox(bufferElem.attachMovie("IDComboBox"
											, "bufferDistanceCombo" , bufferElem.getNextHighestDepth()
											, {dataProvider:dataProv,selectedIndex:1,_x:200,_y:70,_width:80}));	
		bufferDistanceCombo.addEventListener("change", Delegate.create(elemRoot, onChangeBufferDistance));
		subElements["bufferElem"]= new Object({mc:bufferElem,hght:bufferElem._height});
	}
	
	private function onClickBufferYesNo(evt_obj:Object):Void{
		trace("");
		setParameter("buffer",evt_obj.target.selection.data);
	}
	
	private function onChangeBufferDistance(evt_obj:Object):Void{
		setParameter("bufferDistance",evt_obj.target.selectedItem.data);
	}
	
	function onChangeLayerSelectedFeatures(layer:GILayer, selected:Boolean, subSelected:Boolean, current:Boolean):Void{
		if(interestArea=="selectionLayer"){
			redrawSelectionLayerPicker();
			reshufle();
		}
	}
}