From 90772a2a9b7b9a56a696e581cc7c7e08b0a08bb9 Mon Sep 17 00:00:00 2001
From: Jonathan Naylor <naylorjs@yahoo.com>
Date: Sat, 21 May 2016 12:28:09 +0100
Subject: [PATCH] Add optional clocking for the displays.

---
 Display.cpp | 6 ++++++
 Display.h   | 2 ++
 HD44780.cpp | 4 ++++
 HD44780.h   | 2 ++
 4 files changed, 14 insertions(+)

diff --git a/Display.cpp b/Display.cpp
index ec525ea..5732169 100644
--- a/Display.cpp
+++ b/Display.cpp
@@ -189,4 +189,10 @@ void CDisplay::clock(unsigned int ms)
 			m_timer2.stop();
 		}
 	}
+
+	clockInt(ms);
+}
+
+void CDisplay::clockInt(unsigned int ms)
+{
 }
diff --git a/Display.h b/Display.h
index f6c9274..15f4faa 100644
--- a/Display.h
+++ b/Display.h
@@ -62,6 +62,8 @@ protected:
 	virtual void writeFusionInt(const char* source, const char* dest, const char* type, const char* origin) = 0;
 	virtual void clearFusionInt() = 0;
 
+	virtual void clockInt(unsigned int ms);
+
 private:
 	CTimer        m_timer1;
 	CTimer        m_timer2;
diff --git a/HD44780.cpp b/HD44780.cpp
index 383d8a8..99b23cd 100644
--- a/HD44780.cpp
+++ b/HD44780.cpp
@@ -677,6 +677,10 @@ void CHD44780::clearFusionInt()
 	}
 }
 
+void CHD44780::clockInt(unsigned int ms)
+{
+}
+
 void CHD44780::close()
 {
 }
diff --git a/HD44780.h b/HD44780.h
index e37ee97..28400b6 100644
--- a/HD44780.h
+++ b/HD44780.h
@@ -73,6 +73,8 @@ protected:
   virtual void writeFusionInt(const char* source, const char* dest, const char* type, const char* origin);
   virtual void clearFusionInt();
 
+  virtual void clockInt(unsigned int ms);
+
 private:
 	unsigned int m_rows;
 	unsigned int m_cols;