add support for bing map url quadkey in ros1 branch (#126)

* add support for bing map url quadkey * Update tile_id.cpp * Update tile_id.h * Update tile_id.h * Update tile_id.cpp --------- Co-authored-by: Peixuan Shu <[email protected]>
nobleo · Jan 11, 2025 · 538ab12 · 538ab12
1 parent 65bae6b
commit 538ab12
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diff --git a/src/tile_id.cpp b/src/tile_id.cpp
@@ -45,6 +45,11 @@ std::string tileURL(TileId const& tile_id)
   boost::replace_all(url, "{x}", std::to_string(tile_id.coord.x));
   boost::replace_all(url, "{y}", std::to_string(tile_id.coord.y));
   boost::replace_all(url, "{z}", std::to_string(tile_id.zoom));
+
+  /* Added by Peixuan Shu to handle bing map */
+  boost::replace_all(url, "{quadkey}", TilesToQuadkey(tile_id.coord.x, 
+                                                tile_id.coord.y,
+                                                tile_id.zoom));
 
   return url;
 }
@@ -58,3 +63,23 @@ size_t std::hash<TileId>::operator()(TileId const& tile_id) const
   boost::hash_combine(seed, tile_id.zoom);
   return seed;
 }
+
+std::string TilesToQuadkey(int x, int y, int z) 
+{
+  std::stringstream quadkey;
+  for (int i = z; i > 0; i--) {
+    char b = '0';
+    int mask = 1 << (i - 1);
+    if ((x & mask) != 0) 
+    {
+      b++;
+    }
+    if ((y & mask) != 0) 
+    {
+      b++;
+      b++;
+    }
+    quadkey << b;
+  }
+  return quadkey.str();
+}
diff --git a/src/tile_id.h b/src/tile_id.h
@@ -58,3 +58,9 @@ Q_DECLARE_METATYPE(TileId)
  * Generate the URL to download a tile from
  */
 std::string tileURL(TileId const& tile_id);
+
+/**
+ * Get the quadkey from the tile x,y,zoom
+ * refer to https://learn.microsoft.com/en-us/bingmaps/articles/bing-maps-tile-system
+*/
+std::string TilesToQuadkey(int x, int y, int z);