From 728e389c1e3f61736dd99ea73673dc82b7b5da9c Mon Sep 17 00:00:00 2001
From: Josh Holtrop <jholtrop@gmail.com>
Date: Mon, 1 Aug 2016 21:47:40 -0400
Subject: [PATCH] add column to a PieceTable::Cursor

---
 src/core/PieceTable.cc | 3 ++-
 src/core/PieceTable.h  | 5 ++++-
 2 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/core/PieceTable.cc b/src/core/PieceTable.cc
index fd49fd3..d937fd4 100644
--- a/src/core/PieceTable.cc
+++ b/src/core/PieceTable.cc
@@ -43,8 +43,9 @@ std::shared_ptr<PieceTable::Cursor> PieceTable::add_cursor()
     auto cursor = std::make_shared<Cursor>();
 
     cursor->piece = start_piece->next;
-    cursor->line_number = 1u;
+    cursor->line_number = 0u;
     cursor->offset = 0u;
+    cursor->column = 0u;
 
     m_cursors.push_back(cursor);
 
diff --git a/src/core/PieceTable.h b/src/core/PieceTable.h
index fc1e2f6..fd83802 100644
--- a/src/core/PieceTable.h
+++ b/src/core/PieceTable.h
@@ -55,8 +55,11 @@ public:
         /** Byte offset within the piece. */
         uint32_t offset;
 
-        /** Line number the cursor is on. */
+        /** Line number the cursor is on (0 based). */
         uint32_t line_number;
+
+        /** Virtual column (0 based). */
+        uint32_t column;
     };
 
     PieceTable(const uint8_t * file_buffer, unsigned long file_buffer_size);