From 94fff060ee9ec6c2a8da75568702d8e944963d46 Mon Sep 17 00:00:00 2001
From: Mike Buland <eichlan@xagasoft.com>
Date: Mon, 16 Mar 2009 07:54:47 +0000
Subject: Added some experimental indenting code to the formatter, not sure I
 quite dig it yet, I'd recommend not using it much for now, the API could
 change drastically.

---
 src/formatter.cpp | 34 +++++++++++++++++++++++++++++++++-
 src/formatter.h   | 10 ++++++++++
 2 files changed, 43 insertions(+), 1 deletion(-)

diff --git a/src/formatter.cpp b/src/formatter.cpp
index 36e49c8..6eb3b86 100644
--- a/src/formatter.cpp
+++ b/src/formatter.cpp
@@ -1,7 +1,9 @@
 #include "formatter.h"
 
 Bu::Formatter::Formatter( Stream &rOut ) :
-	rOut( rOut )
+	rOut( rOut ),
+	uIndent( 0 ),
+	cIndent( '\t' )
 {
 }
 
@@ -100,6 +102,33 @@ void Bu::Formatter::writeAligned( const char *sStr, int iLen )
 	usedFormat();
 }
 
+void Bu::Formatter::incIndent()
+{
+	if( uIndent < 0xFFU )
+		uIndent++;
+}
+
+void Bu::Formatter::decIndent()
+{
+	if( uIndent > 0 )
+		uIndent--;
+}
+
+void Bu::Formatter::setIndent( uint8_t uLevel )
+{
+	uIndent = uLevel;
+}
+
+void Bu::Formatter::clearIndent()
+{
+	uIndent = 0;
+}
+
+void Bu::Formatter::setIndentChar( char cIndent )
+{
+	this->cIndent = cIndent;
+}
+
 Bu::Formatter::Fmt &Bu::Formatter::Fmt::width( unsigned int uWidth )
 {
 	this->uMinWidth = uWidth;
@@ -148,6 +177,9 @@ Bu::Formatter &Bu::operator<<( Bu::Formatter &rOut, Bu::Formatter::Special s )
 	{
 		case Formatter::nl:
 			rOut.write("\n", 1 );
+			char ci = rOut.getIndentChar();
+			for( int j = 0; j < rOut.getIndent(); j++ )
+				rOut.write( &ci, 1 );
 			break;
 	}
 	return rOut;
diff --git a/src/formatter.h b/src/formatter.h
index d9066cb..693c3ed 100644
--- a/src/formatter.h
+++ b/src/formatter.h
@@ -87,6 +87,14 @@ namespace Bu
 		void writeAligned( const Bu::FString &sStr );
 		void writeAligned( const char *sStr, int iLen );
 
+		void incIndent();
+		void decIndent();
+		void setIndent( uint8_t uLevel );
+		void clearIndent();
+		uint8_t getIndent() const { return uIndent; }
+		void setIndentChar( char cIndent );
+		char getIndentChar() const { return cIndent; }
+
 		void setFormat( const Fmt &f )
 		{
 			fLast = f;
@@ -178,6 +186,8 @@ namespace Bu
 		Stream &rOut;
 		Fmt fLast;
 		bool bTempFmt;
+		uint8_t uIndent;
+		char cIndent;
 	};
 
 	typedef Formatter::Fmt Fmt;
-- 
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