added a renderlimit for the plugin

code/hooks.js

@@ -43,13 +43,16 @@
 //              redrawn. It is called early on in the
 //              code/map_data.js#renderPortal as long as there was an
 //              old portal for the guid.
-
+// checkRenderLimit: callback is passed the argument of
+//              {reached : false} to indicate that the renderlimit is reached
+//              set reached to true.
 
 
 
 window._hooks = {}
 window.VALID_HOOKS = ['portalAdded', 'portalDetailsUpdated',
-  'publicChatDataAvailable', 'portalDataLoaded', 'beforePortalReRender'];
+  'publicChatDataAvailable', 'portalDataLoaded', 'beforePortalReRender',
+  'checkRenderLimit'];
 
 window.runHooks = function(event, data) {
   if(VALID_HOOKS.indexOf(event) === -1) throw('Unknown event type: ' + event);

code/utils_misc.js

@@ -128,7 +128,9 @@ window.renderLimitReached = function() {
   if(Object.keys(portals).length >= MAX_DRAWN_PORTALS) return true;
   if(Object.keys(links).length >= MAX_DRAWN_LINKS) return true;
   if(Object.keys(fields).length >= MAX_DRAWN_FIELDS) return true;
-  return false;
+  var param = { 'reached': false };
+  window.runHooks('checkRenderLimit', param);
+  return param.reached;
 }
 
 window.getMinPortalLevel = function() {

plugins/max-links.user.js

@@ -21,6 +21,7 @@ function wrapper() {
   // use own namespace for plugin
   window.plugin.maxLinks = function() {};
   
+  window.plugin.maxLinks.MAX_DRAWN_LINKS = 400;
   var MAX_LINK_COLOR = '#FF0000';
   
   var Triangle = function (a, b, c) {
@@ -204,6 +205,7 @@ function wrapper() {
   window.plugin.maxLinks.layer = null;
 
   var updating = false;
+  var renderLimitReached = false;  
   window.plugin.maxLinks.updateLayer = function() {
     if (updating || window.plugin.maxLinks.layer === null || !window.map.hasLayer(window.plugin.maxLinks.layer))
       return;
@@ -230,14 +232,28 @@ function wrapper() {
     });
 
     var triangles = window.plugin.maxLinks.triangulate(locations);
+    var drawnLinks = 0;
+    renderLimitReached = false;
     $.each(triangles, function(idx, triangle) {
-      triangle.draw(window.plugin.maxLinks.layer, minX, minY)
+      if (drawnLinks <= window.plugin.maxLinks.MAX_DRAWN_LINKS) {
+        triangle.draw(window.plugin.maxLinks.layer, minX, minY);
+        drawnLinks += 3;
+      } else {
+        renderLimitReached = true;
+      }
     });
     updating = false;
+    window.renderUpdateStatus();
   }
   
   var setup =  function() {
     window.plugin.maxLinks.layer = L.layerGroup([]);
+    
+    window.addHook('checkRenderLimit', function(e) {
+       if (window.map.hasLayer(window.plugin.maxLinks.layer) && renderLimitReached)
+         e.reached = true; 
+    });
+    
     window.map.on('layeradd', function(e) {
       if (e.layer === window.plugin.maxLinks.layer)
         window.plugin.maxLinks.updateLayer();