New option: Invert display. Patch by Mark Hillebrand.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@3355 a1c6a512-1295-4272-9138-f99709370657

2 files changed, 9 insertions, 1 deletions

diff --git a/firmware/drivers/lcd-recorder.c b/firmware/drivers/lcd-recorder.c
index 26112e37dd..6665ea88dc 100644
--- a/firmware/drivers/lcd-recorder.c
+++ b/firmware/drivers/lcd-recorder.c
@@ -194,6 +194,14 @@ void lcd_set_contrast(int val)
     lcd_write(true, val);
 }
 
+void lcd_set_invert_display(bool yesno)
+{
+    if (yesno) 
+        lcd_write(true, LCD_SET_REVERSE_DISPLAY);
+    else 
+        lcd_write(true, LCD_SET_NORMAL_DISPLAY);
+}
+
 /**
  * Rolls up the lcd display by the specified amount of lines.
  * Lines that are rolled out over the top of the screen are
diff --git a/firmware/export/lcd.h b/firmware/export/lcd.h
index 6149dc38d7..74bbcc304e 100644
--- a/firmware/export/lcd.h
+++ b/firmware/export/lcd.h
@@ -122,7 +122,7 @@ extern void lcd_drawpixel(int x, int y);
 extern void lcd_clearpixel(int x, int y);
 extern void lcd_invertpixel(int x, int y);
 extern void lcd_roll(int pixels);
-
+extern void lcd_set_invert_display(bool yesno);
 extern void lcd_bidir_scroll(int threshold);
 extern void lcd_scroll_step(int pixels);
 extern void lcd_setfont(int font);