From 774bac66c2e6dbe8a3a0b2ca6366dcb258666cfe Mon Sep 17 00:00:00 2001
From: Vince Weaver <vince@deater.net>
Date: Sat, 30 Jun 2018 15:53:21 -0400
Subject: [PATCH] tfv: add support for printing flashing characters

still doesn't flash though
---
 gr-sim/gr-sim.c         | 10 ++++++++++
 gr-sim/gr-sim.h         |  1 +
 gr-sim/tfv/tfv_battle.c | 14 ++++----------
 3 files changed, 15 insertions(+), 10 deletions(-)

diff --git a/gr-sim/gr-sim.c b/gr-sim/gr-sim.c
index 73a241e4..897589cc 100644
--- a/gr-sim/gr-sim.c
+++ b/gr-sim/gr-sim.c
@@ -1667,3 +1667,13 @@ void print_inverse(char *string) {
 	}
 	ram[BASL]+=strlen(string);
 }
+
+void print_flash(char *string) {
+
+	for(y=0;y<strlen(string);y++) {
+		a=string[y];
+		a=(a&0x3f)|0x40;
+		ram[y_indirect(BASL,y)]=a;
+	}
+	ram[BASL]+=strlen(string);
+}
diff --git a/gr-sim/gr-sim.h b/gr-sim/gr-sim.h
index eac56ee2..ba4812a0 100644
--- a/gr-sim/gr-sim.h
+++ b/gr-sim/gr-sim.h
@@ -45,6 +45,7 @@ void move_and_print(char *string);
 void print(char *string);
 void print_both_pages(char *string);
 void print_inverse(char *string);
+void print_flash(char *string);
 int plot(unsigned char xcoord, unsigned char ycoord);
 
 #define APPLE_UP        11
diff --git a/gr-sim/tfv/tfv_battle.c b/gr-sim/tfv/tfv_battle.c
index 89a352d7..4c5f6dbc 100644
--- a/gr-sim/tfv/tfv_battle.c
+++ b/gr-sim/tfv/tfv_battle.c
@@ -346,18 +346,12 @@ static int draw_battle_bottom(int enemy_type) {
 	vtab(21);
 	htab(36);
 	move_cursor();
-	if (limit<5) {
+	if (limit<4) {
 		print("LIMIT");
 	}
 	else {
-		/* Make if flash? */
-		char limit_string[6]="LIMIT";
-		limit_string[0]|=0x40;
-		limit_string[1]|=0x40;
-		limit_string[2]|=0x40;
-		limit_string[3]|=0x40;
-		limit_string[4]|=0x40;
-		print(limit_string);
+		/* Make if flash? set bit 0x40 */
+		print_flash("LIMIT");
 	}
 
 	vtab(22);
@@ -522,7 +516,7 @@ int do_battle(void) {
 			// attack and decrement HP
 			hp-=enemy_attack(enemy_x,enemy_type,ax);
 			// update limit count
-			if (limit<5) limit++;
+			if (limit<4) limit++;
 			// redraw bottom
 			draw_battle_bottom(enemy_type);
 			// reset enemy time. FIXME: variable?