toggle encore with item button

browser.lua

@@ -12,6 +12,8 @@ local ZoneAct = lb_ZoneAct
 local TicsToTime = lb_TicsToTime
 -----------------------------
 
+local cv_kartencore
+
 local function mapIndexOffset(n)
 	return (mapIndex + n + #maps - 1) % #maps + 1
 end
@@ -53,6 +55,7 @@ local mappY = 26
 local ttlY = mappY + FixedMul(30, FRACUNIT / scalar)
 local scoresY =  ttlY + 16
 
+local sin = sin
 local function drawMapPatch(v, offset)
 	local scale = FRACUNIT / (abs(offset) + scalar)
 	local mapName = G_BuildMapName(getMap(offset))
@@ -68,6 +71,26 @@ local function drawMapPatch(v, offset)
 		scale,
 		mapp
 	)
+
+end
+
+local function drawEncore(v)
+	if not cv_kartencore then
+		cv_kartencore = CV_FindVar("kartencore")
+	end
+
+	if not cv_kartencore.value then
+		return
+	end
+
+	local rubyp = v.cachePatch("RUBYICON")
+	local bob = sin(leveltime * ANG10) * 2
+	v.drawScaled(
+		hlfScrnWdth * FRACUNIT,
+		mappY * FRACUNIT + bob,
+		FRACUNIT,
+		rubyp
+	)
 end
 
 local colors = {
@@ -319,6 +342,7 @@ local function drawBrowser(v)
 
 	-- current map
 	drawMapPatch(v, 0)
+	drawEncore(v)
 	drawMapStrings(v)
 	drawGamemode(v)
 
@@ -395,7 +419,8 @@ local function resetKeyRepeat()
 	repeatCount = 0
 end
 
-local ValidButtons = BT_ACCELERATE | BT_BRAKE | BT_FORWARD | BT_BACKWARD | BT_DRIFT
+local ValidButtons = BT_ACCELERATE | BT_BRAKE | BT_FORWARD | BT_BACKWARD | BT_DRIFT | BT_ATTACK
+
 -- return value indicates we want to exit the browser
 local function controller(player)
 	keyRepeat = max(0, $ - 1)
@@ -418,6 +443,8 @@ local function controller(player)
 		elseif cmd.buttons & BT_ACCELERATE then
 			COM_BufInsertText(player, "changelevel "..G_BuildMapName(maps[mapIndex]))
 			return true
+		elseif cmd.buttons & BT_ATTACK then
+			COM_BufInsertText(player, "encore")
 		elseif cmd.driftturn then
 			local dir = cmd.driftturn > 0 and -1 or 1