1 files changed, 8 insertions, 16 deletions
diff --git a/src/util/box_indicator.h b/src/util/box_indicator.h
index c0493c7..b93264b 100644
--- a/src/util/box_indicator.h
+++ b/src/util/box_indicator.h
@@ -1,30 +1,22 @@
 #ifndef LIFE_SRC_UTIL_BOX_INDICATOR_
 #define LIFE_SRC_UTIL_BOX_INDICATOR_
 
+#include <cstdint>
+
 namespace life {
 namespace util {
 
 class BoxIndicator {
 	public:
-	   	BoxIndicator(
+		BoxIndicator(
 			const std::size_t offset_x,
 			const std::size_t offset_y,
 			const std::size_t size_x,
-			const std::size_t size_y):
-			a_x_{offset_x},
-			a_y_{offset_y},
-			b_x_{a_x_ + size_x},
-			b_y_{a_y_ + size_y} { }
-
-	   	BoxIndicator(const std::size_t size_x, const std::size_t size_y):
-			BoxIndicator(0, 0, size_x, size_y) { }
-
-		bool operator()(const std::size_t x, const std::size_t y) const {
-			return x >= this->a_x_
-			    && x <  this->b_x_
-			    && y >= this->a_y_
-			    && y <  this->b_y_;
-		}
+			const std::size_t size_y);
+
+		BoxIndicator(const std::size_t size_x, const std::size_t size_y);
+
+		bool operator()(const std::size_t x, const std::size_t y) const;
 
 	protected:
 		const std::size_t a_x_;