add key holddown time to enter game and add explosion effect

scenes/menu.tscn

@@ -1,4 +1,4 @@
-[gd_scene load_steps=15 format=3 uid="uid://b1uhymisifcho"]
+[gd_scene load_steps=16 format=3 uid="uid://b1uhymisifcho"]
 
 [ext_resource type="Script" path="res://scripts/menu.gd" id="1_fushn"]
 [ext_resource type="Script" path="res://scripts/menudisplay.gd" id="2_jc4pv"]
@@ -12,6 +12,10 @@
 [ext_resource type="Texture2D" uid="uid://bst8p5s1sgurm" path="res://sprites/menu_bg.png" id="10_equk1"]
 [ext_resource type="Texture2D" uid="uid://drgqjl330tj2p" path="res://scenes/map_preview/no_preview.png" id="11_3sx36"]
 
+[sub_resource type="Curve" id="Curve_kioen"]
+_data = [Vector2(0, 1), 0.0, 0.0, 0, 0, Vector2(1, 0), 0.0, 0.0, 0, 0]
+point_count = 2
+
 [sub_resource type="Animation" id="Animation_7lydi"]
 length = 0.001
 tracks/0/type = "value"
@@ -131,6 +135,26 @@ layout_mode = 2
 theme_override_font_sizes/font_size = 40
 uppercase = true
 
+[node name="PlayerlistParticles2D" type="CPUParticles2D" parent="MenuDisplay/MarginContainer"]
+position = Vector2(-317, -51.245)
+emitting = false
+amount = 200
+lifetime = 3.0
+one_shot = true
+preprocess = 0.1
+explosiveness = 1.0
+lifetime_randomness = 0.4
+fract_delta = false
+emission_shape = 3
+emission_rect_extents = Vector2(20, 5)
+direction = Vector2(0, -1)
+spread = 180.0
+initial_velocity_min = 20.0
+initial_velocity_max = 500.0
+scale_amount_min = 2.0
+scale_amount_max = 10.0
+scale_amount_curve = SubResource("Curve_kioen")
+
 [node name="btn_fullscreen" type="CheckButton" parent="MenuDisplay"]
 offset_left = 845.0
 offset_top = 540.0

scripts/menu.gd

@@ -1,10 +1,13 @@
 extends Node
-
 @onready var countdown: Label = $MenuDisplay/countdown
 @onready var btn_fullscreen = $MenuDisplay/btn_fullscreen
 @onready var btn_save_whitelist= $MenuDisplay/btn_save_whitelist
 var keywhitelist
 
+var keyHolddownQueue = {}
+
+const KEY_HOLDDOWN_TO_ENTER_TIME=500 #in milliseconds
+
 func _ready():
 	removeAssignedKeys()
 	Gamestate.removeAllPlayers()
@@ -44,22 +47,17 @@ func removeAssignedKeys():
 			InputMap.erase_action(action)
 	
 func _unhandled_key_input(event: InputEvent) -> void:
+	var currentmsecs=Time.get_ticks_msec()
+	
 	if event is InputEventKey:
-		if event.pressed:
+		if keywhitelist.has(event.keycode) or keywhitelist.size()<1: #is key whitelisted?
-			if keywhitelist.has(event.keycode) or keywhitelist.size()<1:
+			if event.is_pressed() and not keyHolddownQueue.has(event.keycode) and not Gamestate.getPlayerkeys().has(event.keycode): #key just pressed and not already added
-				print("Key keycode:"+str(event.keycode))
+				keyHolddownQueue[event.keycode]=currentmsecs
-				var addedID=Gamestate.addPlayer(event.keycode)
+			if event.is_released() and keyHolddownQueue.has(event.keycode):
+				keyHolddownQueue.erase(event.keycode)
 				
-				$MenuDisplay.update_playerlist(Gamestate.players,event.keycode)
+			if event.is_pressed() and Gamestate.getPlayerkeys().has(event.keycode): #key pressed and player already added
-				
+				$MenuDisplay.update_playerlist(Gamestate.players,event.keycode,"blink")
-				if addedID!=-1: #player was added
-					if len(Gamestate.getPlayerkeys())>=1: 
-						$Timer.start()
-					else:
-						$Timer.stop()
-			else:
-				print("keycode "+str(event.keycode)+" is not whitelisted")
-
 
 
 func _on_timer_timeout() -> void: #Start Game
@@ -70,6 +68,26 @@ func _on_timer_timeout() -> void: #Start Game
 	
 	
 func _process(delta: float) -> void:
+	var currentmsecs=Time.get_ticks_msec()
+	
+	for queuedKey in keyHolddownQueue:
+		if currentmsecs-keyHolddownQueue[queuedKey]>KEY_HOLDDOWN_TO_ENTER_TIME: #and pressed long enough
+			keyHolddownQueue.erase(queuedKey)
+		
+			#if keywhitelist.has(event.keycode) or keywhitelist.size()<1: #is key whitelisted?
+			print("Key added. keycode:"+str(queuedKey))
+			var addedID=Gamestate.addPlayer(queuedKey)
+				
+			$MenuDisplay.update_playerlist(Gamestate.players,queuedKey,"explode")
+			
+			
+			if addedID!=-1: #player was added
+				if len(Gamestate.getPlayerkeys())>=1: 
+					$Timer.start()
+				else:
+					$Timer.stop()
+	
+	
 	if $Timer.is_stopped() or $Timer.time_left>3.5:
 		$MenuDisplay.updateCountdown(-1) #do not display countdown
 	else:

scripts/menudisplay.gd

@@ -1,5 +1,8 @@
 extends Node2D
 
+const ADD_STEP_OUTLINESIZE=30
+const MAX_OUTLINESIZE=60
+@onready var playerlist_particles_2d: CPUParticles2D = $MarginContainer/PlayerlistParticles2D
 
 # Called when the node enters the scene tree for the first time.
 func _ready() -> void:
@@ -13,20 +16,32 @@ func updateCountdown(t):
 	else:
 		$countdown.visible=true
 		$countdown.text=str(t)
-	
 
-func update_playerlist(players:Array[Gamestate.Player],flashplayer_keycode=-1):
+
+func update_playerlist(players:Array[Gamestate.Player],flashplayer_keycode=-1,effect="blink"):
 	var Playerlabels=$MarginContainer/VBoxContainer_Playerlist.get_children()
 	var i=0
 	for label in Playerlabels:
-		#print(type_string(typeof(label)))
 		if i<len(players):
 			var p=players[i]
 			label.text=str(OS.get_keycode_string(p.inputkey))
-			if (p.inputkey==flashplayer_keycode): #this player pressed their key again
+			if (p.inputkey==flashplayer_keycode): #this player should show an animation
+				if effect=="blink":
+					var outlinesize=min(max(0,label.get_theme_constant("outline_size")+ADD_STEP_OUTLINESIZE),MAX_OUTLINESIZE) #enlarge outline a bit
+					label.add_theme_constant_override("outline_size",outlinesize)
+				if effect=="explode":
+					var outlinesize=MAX_OUTLINESIZE
+					label.add_theme_constant_override("outline_size",outlinesize) #make outline max size
+					
+					var font_size=label.get_theme_font_size("font_size")
+					var new_playerlist_particles_2d=playerlist_particles_2d.duplicate()
+					$MarginContainer.add_child(new_playerlist_particles_2d)
+					new_playerlist_particles_2d.position=label.position+Vector2(font_size/3,font_size*0.75) #try to center on text
+					new_playerlist_particles_2d.emitting=true
+					new_playerlist_particles_2d.emission_rect_extents=Vector2(font_size/3,font_size*0.75)*2
+					new_playerlist_particles_2d.color=p.color
+					
 				
-				var outlinesize=min(max(0,label.get_theme_constant("outline_size")+30),60)
-				label.add_theme_constant_override("outline_size",outlinesize)
 			label.set("theme_override_colors/font_color",p.color)
 		else:
 			label.text=""