Add a featureType to all features.

src/choroplethFeature.js

@@ -74,6 +74,8 @@ var choroplethFeature = function (arg) {
         },
         arg);
 
+  this.featureType = 'choropleth';
+
   /**
    * Get/Set choropleth scalar data.
    *

src/graphFeature.js

@@ -35,6 +35,8 @@ var graphFeature = function (arg) {
       s_init = this._init,
       s_exit = this._exit;
 
+  this.featureType = 'graph';
+
   /**
    * Initialize
    */

src/heatmapFeature.js

@@ -68,6 +68,8 @@ var heatmapFeature = function (arg) {
       m_gcsPosition,
       s_init = this._init;
 
+  this.featureType = 'heatmap';
+
   m_position = arg.position || function (d) { return d; };
   m_intensity = arg.intensity || function (d) { return 1; };
   m_maxIntensity = arg.maxIntensity !== undefined ? arg.maxIntensity : null;

src/isolineFeature.js

@@ -211,6 +211,8 @@ var isolineFeature = function (arg) {
       s_modified = this.modified,
       s_update = this._update;
 
+  this.featureType = 'isoline';
+
   this.contour = m_this.mesh;
   this.isoline = m_this.mesh;
 

src/meshFeature.js

@@ -117,6 +117,8 @@ var meshFeature = function (arg) {
       s_init = this._init,
       m_mesh = {};
 
+  this.featureType = 'mesh';
+
   /**
    * Get/Set mesh accessor.
    *

src/pathFeature.js

@@ -25,6 +25,8 @@ var pathFeature = function (arg) {
       m_position = arg.position === undefined ? [] : arg.position,
       s_init = this._init;
 
+  this.featureType = 'path';
+
   /**
    * Get/Set positions
    *

src/pixelmapFeature.js

@@ -78,6 +78,8 @@ var pixelmapFeature = function (arg) {
       s_init = this._init,
       s_exit = this._exit;
 
+  this.featureType = 'pixelmap';
+
   /**
    * Get/Set position accessor.
    *

src/quadFeature.js

@@ -80,6 +80,8 @@ var quadFeature = function (arg) {
       m_videos = [],
       m_quads;
 
+  this.featureType = 'quad';
+
   /**
    * Track a list of object->object mappings.  The mappings are kept in a list.
    * This marks all known mappings as unused.  If they are not marked as used

src/vectorFeature.js

@@ -27,6 +27,8 @@ var vectorFeature = function (arg) {
       s_init = this._init,
       s_style = this.style;
 
+  this.featureType = 'vector';
+
   /**
    * Get or set the accessor for the origin of the vector.  This is the point
    * that the vector base resides at.  Defaults to (0, 0, 0).