92 lines
2.1 KiB
GDScript
92 lines
2.1 KiB
GDScript
@tool
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class_name CameraAnchor extends Node2D
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## 该priority不会直接修改Anchor的priority
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@export var priority: int = 0
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@export var enabled: bool = true
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@export var blend_time: float = 0.3
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@export_group("Phantom Camera Config")
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@export var zoom: Vector2 = Vector2.ONE:
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set(value):
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zoom = value
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if Engine.is_editor_hint():
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queue_redraw()
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var _pcam_manager: Node = null
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# =====================================================
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# ================ Editor Preview =====================
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# =====================================================
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## 编辑器预览面板设置
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@export_group("Editor Preview")
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@export var show_frame_preview: bool = true
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@export var preview_color: Color = Color(0.2, 0.9, 0.4, 0.8)
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@export var preview_line_width: float = 2.0
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var _priority: int :
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set(value):
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if _priority != value:
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_priority = value
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on_priority_change.emit(_priority, self)
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signal on_priority_change(_priority:int, anchor: CameraAnchor)
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func _ready() -> void:
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if not Engine.is_editor_hint():
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_runtime_ready()
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func _enter_tree() -> void:
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if Engine.is_editor_hint():
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_pcam_manager = Engine.get_singleton("PhantomCameraManager")
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return
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CameraSystem.register_anchor(self)
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func _exit_tree() -> void:
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if Engine.is_editor_hint():
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_pcam_manager = null
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return
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CameraSystem.unregister_anchor(self)
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func _draw() -> void:
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if not Engine.is_editor_hint():
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return
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if not show_frame_preview:
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return
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if not is_instance_valid(_pcam_manager):
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return
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draw_rect(
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_camera_frame_rect_like_phantom(),
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preview_color,
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false,
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preview_line_width
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)
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func _camera_frame_rect_like_phantom() -> Rect2:
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# PhantomCamera 使用的是 manager.screen_size
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var screen_size: Vector2 = _pcam_manager.screen_size
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var z := zoom
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z.x = maxf(z.x, 0.001)
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z.y = maxf(z.y, 0.001)
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var size := Vector2(
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screen_size.x / z.x,
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screen_size.y / z.y
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)
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# PhantomCamera：以自身为中心
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return Rect2(-size * 0.5, size)
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func _runtime_ready() -> void:
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_priority = priority
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func push_camera() -> void:
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CameraSystem.reset_all_camera_priority()
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_priority = 1000
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func pop_camera() -> void:
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_priority = 0
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