Add minzoom setting to allow hiding of layer below certain zoom levels

pom.xml

@@ -56,13 +56,13 @@
   	<dependency>
   		<groupId>org.dynmap</groupId>
   		<artifactId>dynmap-api</artifactId>
-  		<version>[0.25,)</version>
+  		<version>[0.28,)</version>
   		<scope>compile</scope>
   	</dependency>
   	<dependency>
   		<groupId>org.bukkit</groupId>
   		<artifactId>bukkit</artifactId>
-  		<version>[1.0.0-R1-SNAPSHOT,)</version>
+  		<version>[1.0.1-R1-SNAPSHOT,)</version>
   		<scope>compile</scope>
   	</dependency>
   	<dependency>

src/main/java/org/dynmap/worldguard/DynmapWorldGuardPlugin.java

@@ -309,11 +309,18 @@ public class DynmapWorldGuardPlugin extends JavaPlugin {
         this.saveConfig();  /* Save updates, if needed */
         
         /* Now, add marker set for mobs (make it transient) */
-        set = markerapi.createMarkerSet("worldguard.markerset", cfg.getString("layer.name", "WorldGuard"), null, false);
+        set = markerapi.getMarkerSet("worldguard.markerset");
+        if(set == null)
+            set = markerapi.createMarkerSet("worldguard.markerset", cfg.getString("layer.name", "WorldGuard"), null, false);
+        else
+            set.setMarkerSetLabel(cfg.getString("layer.name", "WorldGuard"));
         if(set == null) {
             severe("Error creating marker set");
             return;
         }
+        int minzoom = cfg.getInt("layer.minzoom", 0);
+        if(minzoom > 0)
+            set.setMinZoom(minzoom);
         set.setLayerPriority(cfg.getInt("layer.layerprio", 10));
         set.setHideByDefault(cfg.getBoolean("layer.hidebydefault", false));
         use3d = cfg.getBoolean("use3dregions", false);

src/main/resources/config.yml

@@ -10,7 +10,9 @@ layer:
   hidebydefault: false
   # ordering priority in layer menu (low goes before high - default is 0)
   layerprio: 0
-
+  # (optional) set minimum zoom level before layer is visible (0 = defalt, always visible)
+  minzoom: 0
+  
 # Set true to show 3D volumes for zones  
 use3dregions: false