Add GetRangePointer and GetGapPosition methods.

1 files changed, 18 insertions, 0 deletions

diff --git a/src/SplitVector.h b/src/SplitVector.h
index 44d5ddc0e..0ccf6c9f4 100644
--- a/src/SplitVector.h
+++ b/src/SplitVector.h
@@ -261,6 +261,24 @@ public:
 		body[lengthBody] = 0;
 		return body;
 	}
+
+	T *RangePointer(int position, int rangeLength) {
+		if (position < part1Length) {
+			if ((position + rangeLength) > part1Length) {
+				// Range overlaps gap, so move gap to start of range.
+				GapTo(position);
+				return body + position + gapLength;
+			} else {
+				return body + position ;
+			}
+		} else {
+			return body + position + gapLength;
+		}
+	}
+
+	int GapPosition() const {
+		return part1Length; 
+	}
 };
 
 #endif