Cleaned up unsigned int compiler warnings

1 files changed, 3 insertions, 3 deletions

diff --git a/src/dxfdata.cc b/src/dxfdata.cc
index 52493ac..65996d9 100644
--- a/src/dxfdata.cc
+++ b/src/dxfdata.cc
@@ -526,9 +526,9 @@ void DxfData::fixup_path_direction()
 			}
 		}
 		// rotate points if the path is in non-standard rotation
-		int b = min_x_point;
-		int a = b == 0 ? this->paths[i].indices.size() - 2 : b - 1;
-		int c = b == this->paths[i].indices.size() - 1 ? 1 : b + 1;
+		unsigned int b = min_x_point;
+		unsigned int a = b == 0 ? this->paths[i].indices.size() - 2 : b - 1;
+		unsigned int c = b == this->paths[i].indices.size() - 1 ? 1 : b + 1;
 		double ax = this->points[this->paths[i].indices[a]][0] - this->points[this->paths[i].indices[b]][0];
 		double ay = this->points[this->paths[i].indices[a]][1] - this->points[this->paths[i].indices[b]][1];
 		double cx = this->points[this->paths[i].indices[c]][0] - this->points[this->paths[i].indices[b]][0];