Stamina counter

lib/components/Stamina_Component.gd

@@ -0,0 +1,26 @@
+class_name StaminaComponent
+extends Node
+
+export var max_stamina: int = 0
+onready var stamina :int = max_stamina
+
+
+signal stamina_depleted()
+
+func reduce_stamina(_amount :int):
+	if _amount < 0:
+		push_error("ERROR: Only positive numbers in stamina component functions.")
+	stamina -= _amount
+	
+	if stamina <= 0:
+		emit_signal("stamina_depleted")
+		stamina = 0
+		
+func recover(recover_amount :int):
+	if recover_amount < 0:
+		push_error("ERROR: Only positive numbers in stamina component functions.")
+		return
+	stamina += recover_amount
+	
+	if stamina > max_stamina:
+		stamina = max_stamina

lib/components/Stamina_Component.tscn

@@ -0,0 +1,6 @@
+[gd_scene load_steps=2 format=2]
+
+[ext_resource path="res://lib/components/Stamina_Component.gd" type="Script" id=1]
+
+[node name="Stamina_Component" type="Node"]
+script = ExtResource( 1 )

project.godot

@@ -104,6 +104,11 @@ _global_script_classes=[ {
 "language": "GDScript",
 "path": "res://lib/classes/sound_effect_state_frame.gd"
 }, {
+"base": "Node",
+"class": "StaminaComponent",
+"language": "GDScript",
+"path": "res://lib/components/Stamina_Component.gd"
+}, {
 "base": "Resource",
 "class": "State",
 "language": "GDScript",
@@ -159,6 +164,7 @@ _global_script_class_icons={
 "Movement_StateReceiver": "",
 "Projectile": "",
 "SE_StateFrame": "",
+"StaminaComponent": "",
 "State": "",
 "StateAnimatedActor": "",
 "StateMachine": "",

src/actors/players/playerE/PlayerE-Movement_StateReceiver.gd

@@ -5,6 +5,9 @@ var parent_request_state_change :FuncRef
 var player_number: int = 1
 
 onready var pew_machine = $"%PewMachine"
+onready var stamina_component = $"%Stamina_Component"
+
+var state_stamina_cost :Dictionary
 
 func _ready():
 	var state_ref :State
@@ -30,7 +33,7 @@ func get_movement_direction() -> float:
 
 var _wants_jump :bool
 func wants_jump() -> bool:	
-	if Input.is_action_just_pressed("jump_" + str(player_number)):
+	if Input.is_action_just_pressed("jump_" + str(player_number)) and stamina_component.stamina >= state_stamina_cost["jump"]:
 		desired_movement_vector.y = UP
 		_wants_jump = true
 		return true

src/actors/players/playerE/PlayerE.gd

@@ -7,25 +7,44 @@ export var player_number: int = 1
 # var b = "text"
 
 onready var player_inventory :InventoryManager = InventoryManager.new()
+onready var stamina_component = $"%Stamina_Component"
+onready var health_component = $"%Health_Component"
 
 var punch_item :Item = preload("res://assets/items/punch.tres")
 
+const state_stamina_cost :Dictionary = {
+	"jump": 10,
+	"attack_sword":20
+}
+
 # Called when the node enters the scene tree for the first time.
 func _ready():
-	PlayerInfo.player_health = $Health_Component.health
+	PlayerInfo.player_health = health_component.health
 	PlayerInfo.player_inventory = player_inventory
+	PlayerInfo.player_stamina = stamina_component.stamina
 	# Set initial player position in world.
 	global_position = LevelInfo.player_start_position
 
 	player_inventory.add_to_inventory(punch_item)
 	player_inventory.select_primary(punch_item)
 	
+	movement_component.state_stamina_cost = state_stamina_cost
 
 
+var stamina_recovery :float = 0.0
 
 # Called every frame. 'delta' is the elapsed time since the previous frame.
 func _process(delta):
 	PlayerInfo.player_position = global_position.round()
+	stamina_recovery += delta
+	if stamina_recovery > 1.0:
+		stamina_component.recover(1)
+		stamina_recovery = 0.0
+		#print("recover ", stamina_component.stamina)
+	
+	PlayerInfo.player_stamina = stamina_component.stamina
+
+	
 	match movement_state_machine.current_state.name:
 		"idle":
 			if Input.is_action_just_released("switch_primary_item_" + str(player_number)):
@@ -39,10 +58,10 @@ func _process(delta):
 
 func hit_Receiver(damage):
 	$Hurtbox_Component.set_hurtbox(false)
-	$Health_Component.take_damage(damage)
+	health_component.take_damage(damage)
 	if $Health_Component.health > 0:
 		movement_state_machine.change_to_known_state('hurt')
-	PlayerInfo.player_health = $Health_Component.health
+	PlayerInfo.player_health = health_component.health
 	if PlayerInfo.player_health <= 0:
 		return
 	yield( get_tree().create_timer(2 + movement_state_machine.get_state_reference('hurt').timeout_seconds), "timeout")
@@ -111,3 +130,8 @@ func secondary_item() -> String:
 #		_: # None
 #			return true
 #	return true
+
+
+func _on_Movement_StateMachine_state_changed(old_state_name, new_state):
+	if new_state.name == "jump":
+		stamina_component.reduce_stamina(state_stamina_cost["jump"])

src/actors/players/playerE/PlayerE.tscn

@@ -1,4 +1,4 @@
-[gd_scene load_steps=35 format=2]
+[gd_scene load_steps=36 format=2]
 
 [ext_resource path="res://lib/parent_scenes/actor.tscn" type="PackedScene" id=1]
 [ext_resource path="res://assets/actors/players/playerE/PlayerE_SpriteFrames.tres" type="SpriteFrames" id=2]
@@ -28,6 +28,7 @@
 [ext_resource path="res://assets_tmp/SE/land.wav" type="AudioStream" id=26]
 [ext_resource path="res://src/actors/players/playerE/states/attack_punch.tres" type="Resource" id=27]
 [ext_resource path="res://src/components/PewMachine.tscn" type="PackedScene" id=28]
+[ext_resource path="res://lib/components/Stamina_Component.tscn" type="PackedScene" id=29]
 
 [sub_resource type="Resource" id=3]
 resource_local_to_scene = true
@@ -131,9 +132,14 @@ position = Vector2( 0, 2 )
 shape = SubResource( 1 )
 
 [node name="Health_Component" parent="." index="8" instance=ExtResource( 17 )]
+unique_name_in_owner = true
 max_health = 100
 
-[node name="Hurtbox_Component" parent="." index="9" instance=ExtResource( 16 )]
+[node name="Stamina_Component" parent="." index="9" instance=ExtResource( 29 )]
+unique_name_in_owner = true
+max_stamina = 50
+
+[node name="Hurtbox_Component" parent="." index="10" instance=ExtResource( 16 )]
 collision_layer = 16
 collision_mask = 128
 hurtbox_entered_function = "hit_Receiver"
@@ -143,8 +149,10 @@ modulate = Color( 0, 0, 1, 1 )
 position = Vector2( -1, 2 )
 shape = SubResource( 2 )
 
-[node name="Interactable_Receiver" type="Node" parent="." index="10"]
+[node name="Interactable_Receiver" type="Node" parent="." index="11"]
 script = ExtResource( 21 )
 interactable_parent_callback = "touch_the_thing"
 
-[node name="PewMachine" parent="." index="11" instance=ExtResource( 28 )]
+[node name="PewMachine" parent="." index="12" instance=ExtResource( 28 )]
+
+[connection signal="state_changed" from="Movement_StateMachine" to="." method="_on_Movement_StateMachine_state_changed"]

src/ui/HUD.gd

@@ -16,6 +16,8 @@ onready var DialogIndicator = $PanelContainer/Polygon2D
 
 onready var health_bar = $HealthBar
 
+onready var stamina_bar = $StaminaBar
+
 ## Cool I can bring this in with a ctrl drag
 onready var selected_inventory_items = $"%SelectedInventoryItems"
 

src/ui/HUD.tscn

@@ -1,4 +1,4 @@
-[gd_scene load_steps=9 format=2]
+[gd_scene load_steps=10 format=2]
 
 [ext_resource path="res://icon.png" type="Texture" id=1]
 [ext_resource path="res://assets/Fonts/QuinqueFive.tres" type="DynamicFont" id=2]
@@ -8,6 +8,7 @@
 [ext_resource path="res://assets/UI/Healthbar-Indicator.png" type="Texture" id=6]
 [ext_resource path="res://assets/UI/Staminabar-Indicator.png" type="Texture" id=7]
 [ext_resource path="res://src/ui/SelectedInventoryItems.gd" type="Script" id=8]
+[ext_resource path="res://src/ui/StaminaBar.gd" type="Script" id=9]
 
 [node name="HUD" type="CanvasLayer"]
 pause_mode = 2
@@ -71,7 +72,7 @@ value = 50.0
 texture_under = ExtResource( 4 )
 texture_progress = ExtResource( 7 )
 texture_progress_offset = Vector2( 1, 1 )
-script = ExtResource( 5 )
+script = ExtResource( 9 )
 
 [node name="Debug" type="Label" parent="."]
 anchor_left = 1.0