/* Version utilisant Google Maps API v3 */
/* Gestion des cartes dans l'applicatinon */

// Enable the visual refresh
//google.maps.visualRefresh = true;

var Currentinfowindow = null;

function addMarkerSimple(IDx, Latitude, Longitude, Title, Description, X, Y, Commune, Comm_ID) {
	var iconorange = {
		url: "img/symbol/orange_small.png",
		size : new google.maps.Size(16, 16),
		origin : new google.maps.Point(0, 0),
		anchor: new google.maps.Point(8, 8)
		};
		
	var infowindow = new google.maps.InfoWindow({
        	  content: "<div style=\"width:450px;height:160px;\"><b>"+Title+"</b><br>"+Description+"<br><b><i>Coordonnées : </i></b>"+X+", "+Y+"<br><b><i>Commune : </i></b>"+Commune+" ("+Comm_ID+")</div>"
        });
	
	// ajout d'un marker à la carte et ajout à l'array (push)
	var marker = new google.maps.Marker({
		position: new google.maps.LatLng(Latitude, Longitude),
		icon: iconorange,
		title: Title + ' ('+Commune+')',
		map: map
	   });
	google.maps.event.addListener(marker, 'click', function() {
        if (Currentinfowindow != null) {
			Currentinfowindow.close();
			Currentinfowindow = null;
		}
		infowindow.open(map, marker);
		Currentinfowindow = infowindow;
    });
	google.maps.event.addListener(marker, 'dblclick', function() {
        remove_prov_site(IDx, marker);
    });
	markers.push(marker);
}

function addMarkerSimpleView(IDx, Latitude, Longitude, Title, Description, X, Y, Commune, Comm_ID) {
	var iconorange = {
		url: "img/symbol/orange_small.png",
		size : new google.maps.Size(16, 16),
		origin : new google.maps.Point(0, 0),
		anchor: new google.maps.Point(8, 8)
		};
		
	var infowindow = new google.maps.InfoWindow({
        	  content: "<div style=\"width:450px;height:160px;\"><b>"+Title+"</b><br>"+Description+"<br><b><i>Coordonnées : </i></b>"+X+", "+Y+"<br><b><i>Commune : </i></b>"+Commune+" ("+Comm_ID+")</div>"
        });
	
	// ajout d'un marker à la carte et ajout à l'array (push)
	var marker = new google.maps.Marker({
		position: new google.maps.LatLng(Latitude, Longitude),
		icon: iconorange,
		title: Title + ' ('+Commune+')',
		map: map
	   });
	google.maps.event.addListener(marker, 'click', function() {
        if (Currentinfowindow != null) {
			Currentinfowindow.close();
			Currentinfowindow = null;
		}
		infowindow.open(map, marker);
		Currentinfowindow = infowindow;
    });
	markers.push(marker);
}

function addMarkerSimpleProject(IDx, Latitude, Longitude, Title, Description, X, Y, Commune, Comm_ID, Project, Project_ID, Status) {
	// icone pour les projets dont le statut est indéterminé
	var iconbleu = {
		url: "img/symbol/bleu_small.png",
		size : new google.maps.Size(16, 16),
		origin : new google.maps.Point(0, 0),
		anchor: new google.maps.Point(8, 8)
		};
	// icone pour les projets en cours
	var iconorange = {
		url: "img/symbol/orange_small.png",
		size : new google.maps.Size(16, 16),
		origin : new google.maps.Point(0, 0),
		anchor: new google.maps.Point(8, 8)
		};
	// icone pour les projets projetés
	var iconrouge = {
		url: "img/symbol/rouge_small.png",
		size : new google.maps.Size(16, 16),
		origin : new google.maps.Point(0, 0),
		anchor: new google.maps.Point(8, 8)
		};
	// icone pour les projets achevés
	var iconvert = {
		url: "img/symbol/vert_small.png",
		size : new google.maps.Size(16, 16),
		origin : new google.maps.Point(0, 0),
		anchor: new google.maps.Point(8, 8)
		};

	if (Status == '2') {		// projet achevé
		imageicon = iconvert;
	} else if (Status == '3') {	// projet en cours
		imageicon = iconorange;
	} else if (Status == '4') { // projet projeté
		imageicon = iconrouge;
	} else {					// projet au status indéterminé
		imageicon = iconbleu;
	}
	
	var infowindow = new google.maps.InfoWindow({
        	  content: "<div style=\"width:450px;height:160px;\"><b>"+Title+"</b><br>"+Description+"<br><b><i>Coordonnées : </i></b>"+X+", "+Y+"<br><b><i>Commune : </i></b>"+Commune+" ("+Comm_ID+")<br><br><b><i>Projet : <a href=\"show_project.php?project_id="+Project_ID+"\">"+Project+"</a></i></b></div>"
        });
	
	// ajout d'un marker à la carte et ajout à l'array (push)
	var marker = new google.maps.Marker({
		position: new google.maps.LatLng(Latitude, Longitude),
		icon: imageicon,
		title: Title + ' ('+Commune+')',
		map: map
	  });
	google.maps.event.addListener(marker, 'click', function() {
        if (Currentinfowindow != null) {
			Currentinfowindow.close();
			Currentinfowindow = null;
		}
		infowindow.open(map, marker);
		Currentinfowindow = infowindow;
    });
	markers.push(marker);
}

function removeMarker(IDx) {
	map.removeOverlay(markers[IDx]);
	remove_prov_site(IDx);
}

// Conversion des couples latitude/longitue en coordonnées suisses
function LatToCHCoords(lat, lng){
	var phi = lat * 3600;
	var lbd = lng * 3600;
	var phiprim = (phi - 169028.66) / 10000.0;
	var lbdprim = (lbd - 26782.5) / 10000.0;
	var x = 200147.07 + 308807.95 * phiprim + 3745.25 * lbdprim * lbdprim + 76.63 * phiprim * phiprim -194.56 * lbdprim * lbdprim * phiprim + 119.79 * phiprim * phiprim * phiprim;
	var y = 600072.37 + 211455.93 * lbdprim - 10938.51 * lbdprim * phiprim - 0.36 * lbdprim * phiprim * phiprim - 44.54 * lbdprim * lbdprim * lbdprim;
	var newCoords = new Array(y,x);
	return newCoords;
}

// Conversion des coordonnées suisses (X/Y) en couples latitude/longitude
function CHtoWorld (Y, X){
		// Etape 1
		var Yp = (Y - 600000.0)/1000000.0;
		var Xp = (X - 200000.0)/1000000.0;

		// Etape 2
		var lambda = 2.6779094  + 4.728982 * Yp + 0.791484 * Yp * Xp + 0.1306 * Yp * Xp * Xp - 0.0436 * Yp * Yp * Yp;
		var phi    = 16.9023892 + 3.238272 * Xp - 0.270978 * Yp * Yp - 0.002528 * Xp * Xp - 0.0447 * Yp * Yp * Xp - 0.014 * Xp * Xp * Xp;

		// Etape 3
		lambda	= lambda * 100.0 / 36.0;
		phi 	= phi * 100.0 / 36.0;

		var newCoords = new Array(phi, lambda);
		return newCoords;
}

_mSvgEnabled = false;
var normalProj;
var centerMarker = null;
var radiusMarker = null;
var circleLine;
var map;
var circles = Array();
var marker_counter = 0;
var markers = Array();
var currentTime = new Date();
var uniqueTime = currentTime.getTime();

function move_cursor() {
		var clatlong = CHtoWorld(document.recherche.xpt.value, document.recherche.ypt.value);
		document.recherche.latpt.value = clatlong[0];
		document.recherche.longpt.value = clatlong[1];
		markerD2.setPosition(clatlong);
}

function initialize() {
	map = new google.maps.Map(			/* instanciation d'une nouvelle carte*/
        document.getElementById('map_canvas'), {
          zoom: 9,
		  streetViewControl: false,		// désactivation du contrôle streetview
		  zoomControl: true,
		  zoomControlOptions: {
            style: google.maps.ZoomControlStyle.LARGE
          },
		  panControl: false,
		  mapTypeControl: true,
          mapTypeControlOptions: {
            style: google.maps.MapTypeControlStyle.DROPDOWN_MENU
          },
          mapTypeId: google.maps.MapTypeId.SATELLITE    
      	});
	
	var kml = new google.maps.KmlLayer('http://www.crealp.ch/wolga/communes_vs.php?t='+uniqueTime,
    		{suppressInfoWindows: true, preserveViewport: true});
	
	var lastPoint;
	mouseMoveHandler = google.maps.event.addListener(map, 'mousemove', function(event) {
		lastPoint = event.latLng;
	}); 

	kml.setMap(map);
}

function initialize_cursor() {
	map = new google.maps.Map(			/* instanciation d'une nouvelle carte*/
		document.getElementById('map_canvas'), {
			center: new google.maps.LatLng(latpt,longpt),
			zoom: 9,
			streetViewControl: false,		// désactivation du contrôle streetview
			zoomControl: true, 
			zoomControlOptions: {
				style: google.maps.ZoomControlStyle.LARGE
			},
			panControl: false,
			mapTypeControl: true,
			mapTypeControlOptions: {
				style: google.maps.MapTypeControlStyle.DROPDOWN_MENU 
			},
			mapTypeId: google.maps.MapTypeId.SATELLITE  
		});
	
	var kml = new google.maps.KmlLayer('http://www.crealp.ch/wolga/communes_vs.php?t='+uniqueTime,
    		{suppressInfoWindows: true, preserveViewport: true});

	var iconrouge_all = {
		url: "img/symbol/rouge_all.png",
		origin : new google.maps.Point(0, 0),
		anchor: new google.maps.Point(9, 9)
		};
	var lastPoint;
	mouseMoveHandler = google.maps.event.addListener(map, 'mousemove', function(event) {
		lastPoint = event.latLng;
	}); 

	// Symbole de pointage à déplacer
	var point = new google.maps.LatLng(latpt,longpt);
	var info = 'Déplacer ce curseur qui constitue le centre de la zone de recherche';
	var markerD2 = new google.maps.Marker({
		position: point,
		icon: iconrouge_all,
		draggable: true,
		visible: true,
		title: info,
		map: map
	  });

	// VOIR EXEMPLE SUIVANT : http://www.benknowscode.com/2013/06/using-google-maps-drawing-manager-to_30.html
	// Ajout d'un cercle, rectangle ou polygone editables sur la carte
	google.maps.event.addListener(markerD2, 'drag', function(event) {
        var coords = LatToCHCoords(markerD2.getPosition().lat().toFixed(14), markerD2.getPosition().lng().toFixed(14));
		document.recherche.xpt.value = Math.round(coords[0]);
		document.recherche.ypt.value = Math.round(coords[1]);
		document.recherche.latpt.value = markerD2.getPosition().lat().toFixed(14);
		document.recherche.longpt.value = markerD2.getPosition().lng().toFixed(14);
    });
	
	// ajout d'un cercle et liaison (bind) au marker
	var circle = new google.maps.Circle({
		map: map,
		editable: false,
		draggable: false,
		radius: Math.round(document.recherche.distpt.value),
		fillColor: '#FF0000',
		fillOpacity: 0.1,
		strokeColor: '#FF0000',
		strokeWeight: 2
	});
	circle.bindTo('center', markerD2, 'position');
	google.maps.event.addListener(circle, 'radius_changed', function() {
		document.recherche.distpt.value = Math.round(this.radius);
    });
	circleOverListner = google.maps.event.addDomListener(circle, 'mouseover', function() {
  		  	this.setEditable(true);
		});

	circleOutListner = google.maps.event.addDomListener(circle, 'mouseout', function() {
			this.setEditable(false);
  		});
	
	kml.setMap(map);
}


function initialize_interactive() {
	map = new google.maps.Map(			/* instanciation d'une nouvelle carte*/
		document.getElementById('map_canvas'), {
			center: new google.maps.LatLng(46.25,7.6),
			zoom: 9,
			draggableCursor: 'crosshair',
			streetViewControl: false,		// désactivation du contrôle streetview
			zoomControl: true,
			zoomControlOptions: {
				style: google.maps.ZoomControlStyle.LARGE
			},
			panControl: false,
			mapTypeControl: true,
			mapTypeControlOptions: {
				style: google.maps.MapTypeControlStyle.DROPDOWN_MENU
			},
			mapTypeId: google.maps.MapTypeId.SATELLITE
		});
	
	var kml = new google.maps.KmlLayer('http://www.crealp.ch/wolga/communes_vs.php?t='+uniqueTime,
			{suppressInfoWindows: true, preserveViewport: true});
	
	kml.setMap(map);
	
	var iconrouge_all = {
		url: "img/symbol/rouge_all.png",
		origin : new google.maps.Point(0, 0),
		anchor: new google.maps.Point(9, 9)
		};
	var coords = LatToCHCoords(46.25,7.6);
	document.forms['add_site_form'].elements['site_X_coord'].value = Math.round(coords[0]);
	document.forms['add_site_form'].elements['site_Y_coord'].value = Math.round(coords[1]);
	document.forms['add_site_form'].elements['site_lat'].value = 46.25;
	document.forms['add_site_form'].elements['site_long'].value = 7.6;
	
	var lastPoint;
	mouseMoveHandler = google.maps.event.addListener(map, 'mousemove', function(event) {
		lastPoint = event.latLng;
		//console.log(lastPoint.lat() + ' / ' +lastPoint.lng());
	}); 	
	
	// Symbole de pointage à déplacer
	var point = new google.maps.LatLng(46.25,7.6);
	var info = 'Déplacer ce curseur qui constitue le centre de la zone de recherche';
	var markerD2 = new google.maps.Marker({
		position: point,
		icon: iconrouge_all,
		draggable: true,
		visible: true,
		title: info,
		map: map
	  });

	// VOIR EXEMPLE SUIVANT : http://www.benknowscode.com/2013/06/using-google-maps-drawing-manager-to_30.html
	// Ajout d'un cercle, rectangle ou polygone editables sur la carte
	google.maps.event.addListener(markerD2, 'drag', function(event) {
        var coords = LatToCHCoords(markerD2.getPosition().lat().toFixed(14), markerD2.getPosition().lng().toFixed(14));
		document.forms['add_site_form'].elements['site_X_coord'].value = Math.round(coords[0]);
		document.forms['add_site_form'].elements['site_Y_coord'].value = Math.round(coords[1]);
		document.forms['add_site_form'].elements['site_lat'].value = markerD2.getPosition().lat().toFixed(14);
		document.forms['add_site_form'].elements['site_long'].value = markerD2.getPosition().lng().toFixed(14);
		get_location(Math.round(coords[0]), Math.round(coords[1]));
    });
	
	google.maps.event.addListener(map, 'click', function() {
		new_pos = lastPoint;
		markerD2.setPosition(new_pos);
		var coords = LatToCHCoords(markerD2.getPosition().lat().toFixed(14), markerD2.getPosition().lng().toFixed(14));
		document.forms['add_site_form'].elements['site_X_coord'].value = Math.round(coords[0]);
		document.forms['add_site_form'].elements['site_Y_coord'].value = Math.round(coords[1]);
		document.forms['add_site_form'].elements['site_lat'].value = markerD2.getPosition().lat().toFixed(14);
		document.forms['add_site_form'].elements['site_long'].value = markerD2.getPosition().lng().toFixed(14);
		get_location(Math.round(coords[0]), Math.round(coords[1]));
	});
}