From fa1ac1307f8aca14a1049476fcbf0d431bf4a87e Mon Sep 17 00:00:00 2001
From: Dane Springmeyer <dane@dbsgeo.com>
Date: Wed, 19 Dec 2012 19:17:42 -0800
Subject: [PATCH] use grid value_type instead of hardcoding int for feature id
 type

---
 src/grid/grid.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/grid/grid.cpp b/src/grid/grid.cpp
index 883901656..f3815df37 100644
--- a/src/grid/grid.cpp
+++ b/src/grid/grid.cpp
@@ -80,7 +80,7 @@ void hit_grid<T>::clear()
 template <typename T>
 void hit_grid<T>::add_feature(mapnik::feature_impl & feature)
 {
-    int feature_id = feature.id();
+    value_type feature_id = feature.id();
     // avoid adding duplicate features (e.g. in the case of both a line symbolizer and a polygon symbolizer)
     typename feature_key_type::const_iterator feature_pos = f_keys_.find(feature_id);
     if (feature_pos != f_keys_.end())