From b0e4a9600f3f3c86140c62c1e4cdfb4bedb27f4f Mon Sep 17 00:00:00 2001
From: Scott Allen <scotta_ym@yahoo.ca>
Date: Sat, 16 Aug 2014 21:56:47 -0400
Subject: [PATCH] Add uView.screenBuffer() for access to screen RAM. Returns a
 pointer to the start of the RAM screen buffer for direct write and read
 access.

---
 MicroView.cpp | 8 ++++++++
 MicroView.h   | 1 +
 2 files changed, 9 insertions(+)

diff --git a/MicroView.cpp b/MicroView.cpp
index eaf7b9a..dacc511 100644
--- a/MicroView.cpp
+++ b/MicroView.cpp
@@ -1327,6 +1327,14 @@ int MicroView::readSerial(void)
 	return i;
 }
 
+/** \brief Get pointer to screen buffer
+
+	Return a pointer to the start of the RAM screen buffer for direct access.
+*/
+uint8_t *MicroView::screenBuffer(void) {
+	return screenmemory;
+}
+
 // -------------------------------------------------------------------------------------
 // MicroViewWidget Class - start
 // -------------------------------------------------------------------------------------
diff --git a/MicroView.h b/MicroView.h
index f994e11..804714f 100644
--- a/MicroView.h
+++ b/MicroView.h
@@ -192,6 +192,7 @@ public:
 	uint8_t getLCDHeight(void);
 	void setColor(uint8_t color);
 	void setDrawMode(uint8_t mode);
+	uint8_t *screenBuffer(void);
 
 	// Font functions
 	uint8_t getFontWidth(void);