Draw on-screen Bouncing Betty prompt

source/cl_hud.c

@@ -71,6 +71,7 @@ int  x_value, y_value;
 void M_DrawPic (int x, int y, qpic_t *pic);
 
 double HUD_Change_time;//hide hud when not chagned
+double bettyprompt_time;
 
 extern cvar_t waypoint_mode;
 
@@ -1385,6 +1386,29 @@ void HUD_Weapon (void)
 	Draw_String (x_value, y_value, str);
 }
 
+/*
+===============
+HUD_BettyPrompt
+===============
+*/
+void HUD_BettyPrompt (void)
+{
+	char str[64];
+	char str2[32];
+
+	strcpy(str, va("Double-tap %s then press %s\n", GetUseButtonL(), GetGrenadeButtonL()));
+	strcpy(str2, "to place a Bouncing Betty\n");
+
+	int x, x2;
+	x = (vid.width - strlen(str)*8)/2;
+	x2 = (vid.width - strlen(str2)*8)/2;
+
+	Draw_String(x, 60, str);
+	Draw_String(x2, 70, str2);
+	Draw_Pic (x + 11*8, 60, GetButtonIcon("+use"));
+	Draw_Pic (x + 25*8, 60, GetButtonIcon("+grenade"));
+}
+
 /*
 ===============
 HUD_Draw
@@ -1419,6 +1443,9 @@ void HUD_Draw (void)
 		return;
 	}
 
+	if (bettyprompt_time > sv.time)
+		HUD_BettyPrompt();
+
 	HUD_Blood();
 	HUD_Rounds();
 	HUD_Perks();

source/cl_parse.c

@@ -1142,6 +1142,7 @@ void CL_ParseLimbUpdate (void)
 CL_ParseServerMessage
 =====================
 */
+extern double bettyprompt_time;
 void CL_ParseServerMessage (void)
 {
 	int			cmd;
@@ -1232,6 +1233,10 @@ void CL_ParseServerMessage (void)
 			crosshair_pulse_grenade = true;
 			break;
 
+		case svc_bettyprompt:
+			bettyprompt_time = sv.time + 4;
+			break;
+
 		case svc_stufftext:
 			Cbuf_AddText (MSG_ReadString ());
 			break;

source/pr_cmds.c

@@ -3255,6 +3255,31 @@ void PF_GrenadePulse(void)
 	MSG_WriteByte (&client->message, svc_pulse);
 }
 
+/*
+=================
+PF_BettyPrompt
+
+draws status on hud on
+how to use bouncing
+betty.
+
+nzp_bettyprompt()
+=================
+*/
+void PF_BettyPrompt(void)
+{
+	client_t	*client;
+	int			entnum;
+
+	entnum = G_EDICTNUM(OFS_PARM0);
+
+	if (entnum < 1 || entnum > svs.maxclients)
+		return;
+
+	client = &svs.clients[entnum-1];
+	MSG_WriteByte (&client->message, svc_bettyprompt);
+}
+
 /*
 =================
 PF_MaxZombies
@@ -3606,7 +3631,8 @@ ebfs_builtin_t pr_ebfs_builtins[] =
   { 500, "songegg", PF_SongEgg },
   {	501, "nzp_maxammo", PF_MaxAmmo },
   { 502, "grenade_pulse", PF_GrenadePulse },
-  { 503, "nzp_maxai", PF_MaxZombies }
+  { 503, "nzp_maxai", PF_MaxZombies },
+  { 504, "nzp_bettyprompt", PF_BettyPrompt }
 
 // 2001-11-15 DarkPlaces general builtin functions by Lord Havoc  end
 

source/protocol.h

@@ -151,6 +151,7 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 #define svc_songegg 		44  	// [string] track name
 #define svc_maxammo 		45
 #define svc_pulse 			46
+#define svc_bettyprompt		47
 
 
 //

source/psp/video_hardware_screen.cpp

@@ -353,6 +353,32 @@ char *GetUseButtonL ()
 	return " ";
 }
 
+char *GetGrenadeButtonL ()
+{
+	int		j;
+	int		l;
+	char	*b;
+	l = strlen("+grenade");
+
+	for (j=0 ; j<256 ; j++)
+	{
+		b = keybindings[j];
+		if (!b)
+			continue;
+		if (!strncmp (b, "+grenade", l) )
+		{
+			if (!strcmp(Key_KeynumToString(j), "SELECT") ||
+				!strcmp(Key_KeynumToString(j), "LTRIGGER") ||
+				!strcmp(Key_KeynumToString(j), "RTRIGGER") ||
+				!strcmp(Key_KeynumToString(j), "HOME"))
+				return "  ";
+			else
+				return " ";
+		}
+	}
+	return " ";
+}
+
 char *GetPerkName (int perk)
 {
 	switch (perk)

source/screen.h

@@ -30,6 +30,8 @@ void SCR_BringDownConsole (void);
 void SCR_CenterPrint (char *str);
 void SCR_UsePrint (int type, int cost, int weapon);
 qpic_t *GetButtonIcon (char *buttonname);
+char *GetGrenadeButtonL();
+char *GetUseButtonL();
 
 void SCR_BeginLoadingPlaque (void);
 void SCR_EndLoadingPlaque (void);