added search.update, integrating rasterization

1 files changed, 9 insertions, 0 deletions

diff --git a/tools/search.js b/tools/search.js
index fc9817a..38a1124 100644
--- a/tools/search.js
+++ b/tools/search.js
@@ -6,6 +6,7 @@ const bs = require('binary-search');
 const Space = require('../space');
 const comb = require('../utils/comb')
 const vec = require('../utils/vec');
+const raster = require('../utils/raster');
 
 function getComp(index){
   return (element,needle) => (element[index] - needle[index] || element[1-index] - needle[1-index])
@@ -75,6 +76,14 @@ function Search(searchBlock){ // searchBlock should be a Space object.
     // bs returns negative if not found.
     else return true;
   }
+
+  this.update = function(space){ // Must be a space w/ valid loc; allows overlay of some arbitrary text (in the space) mostly for recording updates from the server without directly cataloguing them
+    let tiles = raster(space); // Returns a this.tiles-style binding: {'2,-3':Space object}
+    for (tile in tiles){
+      if (this.tiles[tile]) this.tiles[tile].comb(tiles[tile], comb.flip(comb.add));
+      else this.add(tile, tiles[tile]);
+    }
+  }
 }
 
 module.exports = Search;