175 lines
4.3 KiB
GDScript
175 lines
4.3 KiB
GDScript
class_name Player extends CharacterBody2D
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@onready var locomotion_comp: LocomotionComponent = %LocomotionComponent
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@onready var hsm: LimboHSM = %PlayerHSM
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@onready var wall_detector: WallDetector = %WallDetector
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@onready var hit_box: Area2D = %HitBox
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@onready var spawn_hook_comp: SpawnHookComponet = $SpawnHookComponet
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@onready var foot_pos_marker: Marker2D = %FootPosMarker
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enum Direction{LEFT,RIGHT}
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var direction: Direction = Direction.RIGHT: set = _player_direction_changed
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var m_jump_press: bool = false
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var m_dash_press: bool = false
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var m_climb_press: bool = false
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var m_grap_hook_press: bool = false
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##用于记录当前玩家输入的朝向
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var m_input_intent_direction: Vector2
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var is_dead: bool = false:
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set(value):
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is_dead = value
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if is_dead:
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locomotion_comp.is_active = false
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GlobalEvent.boradcast_player_dead_event()
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player_dead.emit()
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signal player_direction_changed(direction: Direction)
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signal player_dead
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##落地尘土特效
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signal v_land_dust
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##奔跑尘土特效
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signal v_run_dust
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##跳跃尘土特效
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signal v_jump_dust
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##跳跃声音特效
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signal s_jump_sound
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func _ready() -> void:
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self.player_direction_changed.connect(_handle_direction_changed)
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self.hit_box.area_entered.connect(_handle_hit_box_entered)
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self.hit_box.body_entered.connect(_handle_hit_box_entered)
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func _draw() -> void:
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draw_string(ThemeDB.fallback_font,Vector2.ZERO,str(get_wall_normal()))
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func _process(delta: float) -> void:
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queue_redraw()
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func _physics_process(delta: float) -> void:
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##用於更新輸入的朝向
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m_input_intent_direction = Input.get_vector(
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"move_left",
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"move_right",
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"move_up",
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"move_down"
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)
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spawn_hook_comp.set_ray_direction(m_input_intent_direction)
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func _unhandled_input(event: InputEvent) -> void:
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if event.is_echo():
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return
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#jump input
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if event.is_action_pressed(&"jump"):
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m_jump_press = true
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_handle_jump_press()
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if event.is_action_released(&"jump"):
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m_jump_press = false
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_handle_jump_release()
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#dash input
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if event.is_action_pressed(&"dash"):
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m_dash_press = true
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_handle_dash_press()
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if event.is_action_released(&"dash"):
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m_dash_press = false
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#climb input
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if event.is_action_pressed(&"climb"):
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m_climb_press = true
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_handle_climb_press()
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if event.is_action_released(&"climb"):
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m_climb_press = false
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_handle_climb_release()
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#grap hook input
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if event.is_action_pressed(&"grap_hook"):
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m_grap_hook_press = true
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_handle_grap_hook_press()
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if event.is_action_released(&"grap_hook"):
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m_grap_hook_press = false
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_handle_grap_hook_release()
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#region 输入处理
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'''对于单次的输入触发动作，我们发送一个格式为
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want_to_...的事件给hsm，用来尝试触发
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'''
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##处理 jump 单次输入
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func _handle_jump_press() -> void:
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if not m_jump_press:
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return
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hsm.dispatch(&"trigger_jump")
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func _handle_jump_release() -> void:
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hsm.dispatch(&"completed_jump")
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##处理 Dash 单次输入
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func _handle_dash_press() -> void:
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if not m_dash_press:
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return
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hsm.dispatch(&"trigger_dash")
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##处理 climb 输入
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func _handle_climb_press() -> void:
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if not m_climb_press:
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return
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hsm.dispatch(&"trigger_climb")
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func _handle_climb_release() -> void:
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hsm.dispatch(&"completed_climb")
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##处理 Grap Hook 输入
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func _handle_grap_hook_press() -> void:
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hsm.dispatch(&"trigger_grap_hook")
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func _handle_grap_hook_release() -> void:
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hsm.dispatch(&"completed_grap_hook")
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#endregion
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##玩家方向改变时更新
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func _handle_direction_changed(value: Direction):
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match value:
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Direction.RIGHT:
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wall_detector.flip_h = false
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Direction.LEFT:
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wall_detector.flip_h = true
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func _handle_hit_box_entered(node: Node2D)-> void:
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hsm.dispatch(&"try_enter_dead")
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func _player_direction_changed(value: Direction):
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if self.direction == value:
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return
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direction = value
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player_direction_changed.emit(direction)
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##播放落地尘土特效
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func on_land_dust() -> void:
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v_land_dust.emit({"world_pos": foot_pos_marker.global_position})
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##播放落地尘土特效
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func on_run_dust() -> void:
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v_run_dust.emit({"world_pos": foot_pos_marker.global_position})
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##播放落地尘土特效
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func on_jump() -> void:
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v_jump_dust.emit({"world_pos": foot_pos_marker.global_position})
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s_jump_sound.emit()
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##工具函数
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static func get_direction_vector(dir: Direction) -> Vector2:
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return Vector2(1,0) if dir == Direction.RIGHT else Vector2(-1,0)
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