58 lines
1.3 KiB
GDScript
58 lines
1.3 KiB
GDScript
@tool
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class_name Sfx2D extends AudioStreamPlayer2D
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@export var loop := false
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# 0 一个接一个循环； >0 则每 loop_round_time 播放一次
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@export var loop_round_time := 0.0
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@export var debug_play := false:
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set(val):
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debug_play = false
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if not Engine.is_editor_hint() or not is_node_ready():
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return
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if loop_round_time > 0.0:
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timer.wait_time = loop_round_time
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timer.start()
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else:
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timer.stop()
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play()
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var timer: Timer
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func _ready() -> void:
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bus = &"game_sfx"
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finished.connect(_on_finished)
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timer = Timer.new()
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timer.autostart = autoplay and loop and loop_round_time > 0.0 and not Engine.is_editor_hint()
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timer.one_shot = false
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timer.wait_time = max(1.0, loop_round_time)
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timer.timeout.connect(play)
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add_child(timer)
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func _on_finished() -> void:
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if not loop:
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timer.stop()
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elif loop_round_time <= 0:
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play()
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func start_timer():
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if timer.wait_time > 0:
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timer.start()
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# queue free 导致 sfx 无法播放，使用全局声源
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func global_play() -> void:
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if stream:
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AudioManager.play_sfx(stream)
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# 注意：会导致 volume db 变化
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func easing_kill(duration: float = 2.0) -> void:
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# stop with easing
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if playing:
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var tween = create_tween()
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tween.tween_property(self, "volume_db", -80.0, duration)
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tween.tween_callback(stop)
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