From f237b69053036651f4d8d43b6a72fecea1173c38 Mon Sep 17 00:00:00 2001
From: Björn Stenberg <bjorn@haxx.se>
Date: Thu, 18 Apr 2002 21:20:06 +0000
Subject: Added drawpixel, clearpixel and drawline to the API

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@139 a1c6a512-1295-4272-9138-f99709370657
---
 firmware/lcd.c | 18 ++++++++++++++++++
 firmware/lcd.h |  4 +++-
 2 files changed, 21 insertions(+), 1 deletion(-)

(limited to 'firmware')

diff --git a/firmware/lcd.c b/firmware/lcd.c
index 5d31529ec0..5e1672b321 100644
--- a/firmware/lcd.c
+++ b/firmware/lcd.c
@@ -580,6 +580,7 @@ void lcd_invertrect (int x, int y, int nx, int ny)
 }
 
 #define DRAW_PIXEL(x,y) display[x][y/8] |= (1<<(y%7))
+#define CLEAR_PIXEL(x,y) display[x][y/8] &= ~(1<<(y%7))
 
 void lcd_drawline( int x1, int y1, int x2, int y2 )
 {
@@ -651,6 +652,23 @@ void lcd_drawline( int x1, int y1, int x2, int y2 )
     }
 }
 
+/*
+ * Set a single pixel
+ */
+void lcd_drawpixel(int x, int y)
+{
+    DRAW_PIXEL(x,y);
+}
+
+/*
+ * Clear a single pixel
+ */
+void lcd_clearpixel(int x, int y)
+{
+    CLEAR_PIXEL(x,y);
+}
+
+
 #else
 /* no LCD defined, no code to use */
 #endif
diff --git a/firmware/lcd.h b/firmware/lcd.h
index 6b0d861f76..dcfa1d587e 100644
--- a/firmware/lcd.h
+++ b/firmware/lcd.h
@@ -132,7 +132,9 @@ void lcd_bitmap (const unsigned char *src, int x, int y, int nx, int ny,
 void lcd_clearrect (int x, int y, int nx, int ny);
 void lcd_fillrect (int x, int y, int nx, int ny);
 void lcd_invertrect (int x, int y, int nx, int ny);
-
+void lcd_drawline( int x1, int y1, int x2, int y2 );
+void lcd_drawpixel(int x, int y);
+void lcd_clearpixel(int x, int y);
 #endif
 
 
-- 
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