From 551c3222b65f5c68d2e0e45ddff7c5e814316ed1 Mon Sep 17 00:00:00 2001
From: Christian Pointner <equinox@ffgraz.net>
Date: Sat, 6 Dec 2008 09:48:44 +0000
Subject: added drawLocations

---
 data.php | 25 ++++++++++++++++---------
 map.js   | 45 +++++++++++++++++++++++++++++++++++++++++----
 2 files changed, 57 insertions(+), 13 deletions(-)

diff --git a/data.php b/data.php
index 97e59b4..b5c0b51 100644
--- a/data.php
+++ b/data.php
@@ -59,6 +59,7 @@ while ($data = $db->getNextObject()) {
 
 	$data->lng = $lng_startpoint + ($data->pixel_x - $x_startpoint) / $dx_dLng;
 	$data->lat = $lat_startpoint + ($y_startpoint - $data->pixel_y) / $dy_dLat;
+        $data->state = "offline";
 	$locations[$data->locid] = $data;
 }
 
@@ -97,6 +98,19 @@ foreach ($lines as $num => $line)
 		$links[$i]->ipfromLoc = $ipfromLoc;
 		$links[$i]->iptoLoc = $iptoLoc;
 		$links[$i]->label = $label;
+                if($locations[$locids[$ipfromLoc]]->state == "offline")
+			$locations[$locids[$ipfromLoc]]->state = "online";
+                if($locations[$locids[$iptoLoc]]->state == "offline")
+			$locations[$locids[$iptoLoc]]->state = "online";
+
+		if (($nodename[$ipfromLoc] == "tunnel" && $locations[$locids[$ipfromLoc]]->locname=="housing") || 
+			($nodename[$iptoLoc] == "tunnel" && $locations[$locids[$iptoLoc]]->locname=="housing" ) ||
+			($locations[$locids[$iptoLoc]]->hastinc && $locations[$locids[$ipfromLoc]]->hastinc)) {
+			$link->label = -1;
+			$locations[$locids[$ipfromLoc]]->state = "tunnel";
+			$locations[$locids[$iptoLoc]]->state = "tunnel";
+		}
+
 		$i++;
 	}
 }
@@ -108,21 +122,14 @@ echo "<root>\n";
 echo "<nodes>\n";
 foreach ($locations as $location) {
 	$data = $locations[$location->locid];
-	printf("\t" . '<node id="%s" name="%s" lat="%s" lng="%s" pixel_x="%s" pixel_y="%s" gallery_link="%s"/>' . "\n", 
-				 $data->locid, $data->locname, $data->lat, $data->lng, $data->pixel_x, $data->pixel_y, $data->gallery_link);
+	printf("\t" . '<node id="%s" name="%s" lat="%s" lng="%s" pixel_x="%s" pixel_y="%s" state="%s" gallery_link="%s"/>' . "\n", 
+				 $data->locid, $data->locname, $data->lat, $data->lng, $data->pixel_x, $data->pixel_y, $data->state, $data->gallery_link);
 }
 echo "</nodes>\n";
 
 echo "<links>\n";
 foreach ($links as $link)
 {
-	if (($nodename[$link->ipfromLoc] == "tunnel" && $locations[$locids[$link->ipfromLoc]]->locname=="housing") || 
-			($nodename[$link->iptoLoc] == "tunnel" && $locations[$locids[$link->iptoLoc]]->locname=="housing" ))
-		$link->label = -1;
-
-	if ($locations[$locids[$link->iptoLoc]]->hastinc && $locations[$locids[$link->ipfromLoc]]->hastinc)
-		$link->label = -1;
-
 	$data1 = $locations[$locids[$link->ipfromLoc]];
 	$data2 = $locations[$locids[$link->iptoLoc]];
 
diff --git a/map.js b/map.js
index e264429..bd03cc0 100644
--- a/map.js
+++ b/map.js
@@ -1,10 +1,11 @@
 var map = null;
 var physicalMaxLevel;
-var xmlData = null;
 var geocoder = null;
 var overlays = new Array();
 overlays["newmarker"] = null;
 overlays["ruler"] = new Array();
+overlays["locations"] = new Array();
+var locations = new Array();
 
 function initialize(lat, lng, res) {
   if (!checkBrowser()) {
@@ -42,7 +43,7 @@ function initialize(lat, lng, res) {
 
   geocoder = new GClientGeocoder();
 
-//  GDownloadUrl("data.php", onData);
+  GDownloadUrl("data.php", onData);
 }
 
 function checkBrowser() {
@@ -59,6 +60,7 @@ function checkBrowser() {
 
 function onAddOverlay(overlay) {
   switch(overlay.overlaytype) {
+    case "location": overlays["locations"].push(overlay); break;
     case "newmarker": {
       if(overlays["newmarker"]) {
         map.removeOverlay(overlays["newmarker"]);
@@ -96,7 +98,39 @@ function onData(data, responseCode) {
   }
   xmlData = GXml.parse(data);
 
-   // TODO: add data import and comment in GDownloadUrl() at initialize()
+  for(var loc in overlays["locations"]) {
+    map.removeOverlay(overlays["locations"][loc]);
+  }
+  overlays["locations"] = [];
+  locations = [];
+  drawLocations(xmlData);
+}
+
+function drawLocations(xmlData) {
+  var element = xmlData.getElementsByTagName("node");
+  for (var i = 0; i< element.length; i++) {
+    var id = parseInt(element[i].getAttribute("id"));
+    locations[id] = new Location(element[i]);
+
+    var marker = new GMarker(locations[id].point, {icon: makeIcon(locations[id].state)});
+    marker.overlaytype = "location";
+    marker.locid = id;
+    map.addOverlay(marker);
+  }
+}
+
+function Location(element) {
+  var location = new Object();
+  location.name = element.getAttribute("name");
+  var lat  = parseFloat(element.getAttribute("lat"));
+  var lng  = parseFloat(element.getAttribute("lng"));
+  location.point = new GLatLng(lat, lng);
+  location.pixel_x = parseInt(element.getAttribute("pixel_x"));
+  location.pixel_y = parseInt(element.getAttribute("pixel_y"));
+  location.state = element.getAttribute("state");
+  location.gallery_link = element.getAttribute("gallery_link");
+
+  return location;
 }
 
 function addNewNodeText(point) {
@@ -109,7 +143,10 @@ function makeIcon(type) {
 
   switch(type) {
     case 'ruler': icon.image = "./img/marker_blue.png"; break;
-    case 'newnode': icon.image = "./img/marker_darkred.png";
+    case 'newnode': icon.image = "./img/marker_darkred.png"; break;
+    case 'online': icon.image = "./img/marker_online.png"; break;
+    case 'tunnel': icon.image = "./img/marker_tunnel.png"; break;
+    case 'offline': icon.image = "./img/marker_offline.png"; break;
   }
   icon.iconSize = new GSize(12,20);
   icon.iconAnchor = new GPoint(6,20);
-- 
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