X-Git-Url: https://git.ucc.asn.au/?a=blobdiff_plain;f=ROM2%2Fdisplay.h;h=6121e7f32a00231733f063fb206afb391883a25a;hb=689bb839fdec8d8cb22d804250f259d1a9d46e3d;hp=c9af2122355d2b3779ef413446b97028a15ecc51;hpb=c9763dcb182398266bae1c6a7a848beec1cba35d;p=uccvend-snackrom.git

diff --git a/ROM2/display.h b/ROM2/display.h
index c9af212..6121e7f 100644
--- a/ROM2/display.h
+++ b/ROM2/display.h
@@ -4,15 +4,23 @@
 #include "types.h"
 
 /* scrolling modes */
-#define WRAP_SCROLL_L  1  /* scroll to the left     */
-#define WRAP_SCROLL_R  2  /* scroll to the right    */
-#define WRAP_ALTERNATE 3  /* alternate between text */
+#define WRAP_NONE      0  /* trailing chars get left off */
+#define WRAP_SCROLL    1  /* scroll to the left */
+#define WRAP_ALTERNATE 2  /* alternate between text */
+
+/* number of RTI events between scrolling letters */
+#define SCROLL_TIME   8
 
 extern char current_message[256];
+extern 
 
 void display_init();
-void set_msg(char* newmsg);
+void append_msg(char* newmsg, u8 wrap);
+void set_msg(char* newmsg, u8 wrap);
+void scroll_msg(char* newmsg);
+void set_char(char c, u8 pos);
 void set_wrap_mode(u8 new_wrap_mode);
 void display_refresh();
+void display_shift();
 
 #endif /* _DISPLAY_H_ */