Made some methods const.

2 files changed, 4 insertions, 4 deletions

diff --git a/src/CellBuffer.cxx b/src/CellBuffer.cxx
index 4d0f829c9..064ef1a2a 100644
--- a/src/CellBuffer.cxx
+++ b/src/CellBuffer.cxx
@@ -341,7 +341,7 @@ char CellBuffer::CharAt(int position) const {
 	return substance.ValueAt(position);
 }
 
-void CellBuffer::GetCharRange(char *buffer, int position, int lengthRetrieve) {
+void CellBuffer::GetCharRange(char *buffer, int position, int lengthRetrieve) const {
 	if (lengthRetrieve < 0)
 		return;
 	if (position < 0)
@@ -357,7 +357,7 @@ void CellBuffer::GetCharRange(char *buffer, int position, int lengthRetrieve) {
 	}
 }
 
-char CellBuffer::StyleAt(int position) {
+char CellBuffer::StyleAt(int position) const {
 	return style.ValueAt(position);
 }
 
diff --git a/src/CellBuffer.h b/src/CellBuffer.h
index a94a9dc38..78f586e76 100644
--- a/src/CellBuffer.h
+++ b/src/CellBuffer.h
@@ -149,8 +149,8 @@ public:
 
 	/// Retrieving positions outside the range of the buffer works and returns 0
 	char CharAt(int position) const;
-	void GetCharRange(char *buffer, int position, int lengthRetrieve);
-	char StyleAt(int position);
+	void GetCharRange(char *buffer, int position, int lengthRetrieve) const;
+	char StyleAt(int position) const;
 	const char *BufferPointer();
 
 	int Length() const;