54 lines
1.6 KiB
GDScript
54 lines
1.6 KiB
GDScript
tool
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extends KinematicBody2D
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class_name PlayerKinematicBody2D
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export(NodePath) var navigation_tile_map_path : NodePath
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var navigation_tile_map : NavigationTileMap
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var navigation_rect : Rect2
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onready var array_tween : ArrayTween = $ArrayTween
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onready var animation_tree : AnimationTree = $AnimationTree
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# 初始化导航相关数据
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func _ready():
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if not navigation_tile_map_path.is_empty():
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navigation_tile_map = get_node(navigation_tile_map_path)
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navigation_rect = navigation_tile_map.get_used_rect()
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navigation_rect.position *= navigation_tile_map.cell_size
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navigation_rect.size *= navigation_tile_map.cell_size
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# 监听屏幕点击事件
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func _input(event):
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if event is InputEventMouseButton and event.is_pressed() and navigation_tile_map != null:
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if not navigation_rect.has_point(event.position):
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return
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var astar = navigation_tile_map.astar
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var start_id = astar.get_closest_point(position)
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var end_id = astar.get_closest_point(event.position)
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var paths = astar.get_point_path(start_id,end_id)
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animation_tree.active = true
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array_tween.interpolate_array(paths)
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func _on_ArrayTween_array_completed():
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animation_tree.active = false
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func _on_ArrayTween_array_value_step(step):
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var diff = step - position
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animation_tree["parameters/player/blend_position"] = diff
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var result = move_and_collide(diff)
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call_collider(result)
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# 调用被碰撞对象的方法
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func call_collider(collision:KinematicCollision2D):
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if collision == null or collision.collider == null:
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return
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var collider = collision.collider
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if collider is TileMap:
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return
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if collider.has_method("on_player_touched"):
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collider.call("on_player_touched",self)
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