Implement action nodes
parent
e7889a7a65
commit
7e12cfd408
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extends Node
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class_name Action
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var action_id = -1
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func process(actor, delta):
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actor.setState(action_id)
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extends Area2D
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class_name Actor
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var state = 0
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var health = 100
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var state_map = {} # {STATE, Action Node}
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export var speed = 200 # How fast the actor will move (pixels/sec).
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func setState(new_state):
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state = new_state
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extends Node
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# Declare member variables here. Examples:
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# var a = 2
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# var b = "text"
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# Called when the node enters the scene tree for the first time.
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func _ready():
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pass # Replace with function body.
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# Called every frame. 'delta' is the elapsed time since the previous frame.
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#func _process(delta):
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# pass
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extends Node
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class_name PlayerAttack
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func run(actor, delta):
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actor.getAnimatedSprite().animation = "slash"
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actor.getAnimatedSprite().speed_scale = 4
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var velocity = actor.last_process_velocity
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velocity = velocity.normalized() * actor.speed
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if velocity.length() > 0:
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actor.getAnimatedSprite().play()
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actor.position += velocity * delta * 0.5
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actor.position.x = clamp(actor.position.x, 0, actor.get_viewport_rect().size.x)
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actor.position.y = clamp(actor.position.y, 0, actor.get_viewport_rect().size.y)
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actor.getAnimatedSprite().flip_h = velocity.x < 0
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func spriteFinished(actor):
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actor.state = actor.PlayerState.NORMAL
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actor.getAnimatedSprite().flip_h = false
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actor.getAnimatedSprite().speed_scale = 1
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extends Node
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class_name PlayerDash
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func run(actor, delta):
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actor.getAnimatedSprite().animation = "dash"
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actor.getAnimatedSprite().speed_scale = 2.5
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var velocity = actor.last_process_velocity
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velocity = velocity.normalized() * actor.speed
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if velocity.length() > 0:
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actor.getAnimatedSprite().play()
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actor.position += velocity * delta * 1.8
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actor.position.x = clamp(actor.position.x, 0, actor.get_viewport_rect().size.x)
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actor.position.y = clamp(actor.position.y, 0, actor.get_viewport_rect().size.y)
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actor.getAnimatedSprite().flip_h = velocity.x < 0
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func spriteFinished(actor):
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actor.state = actor.PlayerState.STANDING
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actor.getAnimatedSprite().flip_h = false
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actor.getAnimatedSprite().speed_scale = 1
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@ -0,0 +1,37 @@
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extends Node
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class_name PlayerNormal
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func run(actor, delta):
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var velocity = Vector2() # The player's movement vector.
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if Input.is_key_pressed(KEY_SHIFT):
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actor.setState(actor.PlayerState.DASHING)
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if Input.is_key_pressed(KEY_Z):
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actor.setState(actor.PlayerState.ATTACKING)
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if Input.is_action_pressed("ui_right"):
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velocity.x += 1
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if Input.is_action_pressed("ui_left"):
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velocity.x -= 1
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if Input.is_action_pressed("ui_down"):
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velocity.y += 1
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if Input.is_action_pressed("ui_up"):
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velocity.y -= 1
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if velocity.length() > 0:
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velocity = velocity.normalized() * actor.speed
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actor.getAnimatedSprite().play()
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actor.position += velocity * delta
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actor.position.x = clamp(actor.position.x, 0, actor.get_viewport_rect().size.x)
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actor.position.y = clamp(actor.position.y, 0, actor.get_viewport_rect().size.y)
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if velocity.x > 0 or velocity.y != 0:
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actor.getAnimatedSprite().animation = "forward"
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elif velocity.x < 0:
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actor.getAnimatedSprite().animation = "backward"
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else:
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actor.getAnimatedSprite().animation = "idle"
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actor.last_process_velocity = velocity
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func spriteFinished(actor):
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pass
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extends Node
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class_name PlayerStanding
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func run(actor, delta):
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actor.getAnimatedSprite().animation = "standing up"
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actor.getAnimatedSprite().speed_scale = 1
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var velocity = Vector2(0.0, 0.0)
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actor.position += velocity.normalized() * delta
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actor.position.x = clamp(actor.position.x, 0, actor.get_viewport_rect().size.x)
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actor.position.y = clamp(actor.position.y, 0, actor.get_viewport_rect().size.y)
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actor.getAnimatedSprite().flip_h = actor.last_process_velocity.x < 0
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func spriteFinished(actor):
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actor.state = actor.PlayerState.NORMAL
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actor.getAnimatedSprite().flip_h = false
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@ -1,94 +1,29 @@
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extends Area2D
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extends Actor
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enum PlayerState { NORMAL, DASHING, STANDING };
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enum PlayerDirection { RIGHT, LEFT, DOWN, UP };
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enum PlayerState { NORMAL = 0, # < default from Actor
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DASHING = 1,
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STANDING = 2,
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ATTACKING = 3 };
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export var speed = 200 # How fast the player will move (pixels/sec).
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var screen_size # Size of the game window.
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var state = PlayerState.NORMAL;
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var direction = PlayerDirection.RIGHT;
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var last_process_velocity = Vector2()
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func start(pos):
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position = pos
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state_map = {PlayerState.NORMAL: PlayerNormal.new(),
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PlayerState.DASHING: PlayerDash.new(),
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PlayerState.STANDING: PlayerStanding.new(),
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PlayerState.ATTACKING: PlayerAttack.new()}
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show()
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func _ready():
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screen_size = get_viewport_rect().size
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func processNormal(delta):
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var velocity = Vector2() # The player's movement vector.
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if Input.is_key_pressed(KEY_SHIFT):
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state = PlayerState.DASHING
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return
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if Input.is_action_pressed("ui_right"):
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velocity.x += 1
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direction = PlayerDirection.RIGHT;
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if Input.is_action_pressed("ui_left"):
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velocity.x -= 1
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direction = PlayerDirection.LEFT;
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if Input.is_action_pressed("ui_down"):
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velocity.y += 1
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direction = PlayerDirection.DOWN;
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if Input.is_action_pressed("ui_up"):
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velocity.y -= 1
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direction = PlayerDirection.UP;
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if velocity.length() > 0:
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velocity = velocity.normalized() * speed
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$AnimatedSprite.play()
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position += velocity * delta
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position.x = clamp(position.x, 0, screen_size.x)
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position.y = clamp(position.y, 0, screen_size.y)
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if velocity.x > 0 or velocity.y != 0:
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$AnimatedSprite.animation = "forward"
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direction = PlayerDirection.RIGHT;
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elif velocity.x < 0:
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$AnimatedSprite.animation = "backward"
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direction = PlayerDirection.LEFT;
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else:
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$AnimatedSprite.animation = "idle"
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last_process_velocity = velocity
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func processDash(delta):
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$AnimatedSprite.animation = "dash"
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$AnimatedSprite.speed_scale = 2.5
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var velocity = last_process_velocity
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velocity = velocity.normalized() * speed
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if velocity.length() > 0:
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velocity = velocity.normalized() * speed
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$AnimatedSprite.play()
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position += velocity * delta * 1.8
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position.x = clamp(position.x, 0, screen_size.x)
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position.y = clamp(position.y, 0, screen_size.y)
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$AnimatedSprite.flip_h = velocity.x < 0
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func processStanding(delta):
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$AnimatedSprite.animation = "standing up"
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$AnimatedSprite.speed_scale = 1
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var velocity = Vector2(0.0, 0.0)
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position += velocity.normalized() * delta
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position.x = clamp(position.x, 0, screen_size.x)
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position.y = clamp(position.y, 0, screen_size.y)
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$AnimatedSprite.flip_h = last_process_velocity.x < 0
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func _process(delta):
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if state == PlayerState.NORMAL:
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processNormal(delta)
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elif state == PlayerState.DASHING:
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processDash(delta)
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else:
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processStanding(delta)
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state_map[state].run(self, delta)
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func _ready():
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screen_size = get_viewport_rect().size
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func _on_AnimatedSprite_animation_finished():
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if $AnimatedSprite.animation == "dash": # Replace with function body.
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state = PlayerState.STANDING
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$AnimatedSprite.speed_scale = 1
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elif $AnimatedSprite.animation == "standing up":
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state = PlayerState.NORMAL
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$AnimatedSprite.flip_h = false
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state_map[state].spriteFinished(self)
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func getAnimatedSprite():
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return $AnimatedSprite
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