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class_name Tower
extends StaticBody2D
signal selected
signal deselected
static var selected_tower: Tower
var is_selected = false :
set(value):
if value:
Tower.selected_tower = self
selected.emit()
else:
if Tower.selected_tower == self:
Tower.selected_tower = null
deselected.emit()
get_tree().current_scene.get_node("%Tower").text = ""
is_selected = value
queue_redraw()
var is_hovered = false :
set(value):
is_hovered = value
queue_redraw()
var mobs_in_range: Array = []
@export var attack_range: int = 16
@export var attack_power: int = 1
@export var attack_speed: int = 1
func _ready():
$Range/CollisionShape2D.shape.radius = attack_range
$ShootCooldown.wait_time = attack_speed
func _draw():
if is_selected:
draw_circle(
Vector2.ZERO,
8 + attack_range,
Color(1, 1, 1, 0.75),
false,
1.0
)
modulate = Color(1.5, 1.5, 1.5)
elif is_hovered:
if Game.mode == Game.Mode.DEFAULT:
draw_circle(
Vector2.ZERO,
8 + attack_range,
Color(1, 1, 1, 0.5),
false,
1.0
)
modulate = Color(1.25, 1.25, 1.25)
else:
modulate = Color(1, 1, 1)
func _process(_delta: float) -> void:
if $ShootCooldown.is_stopped() and not mobs_in_range.is_empty():
shoot()
$ShootCooldown.start()
func _on_input_event(_viewport: Node, event: InputEvent, _shape_idx: int):
if Game.mode == Game.Mode.DEFAULT:
if event.is_action_pressed("builder_tower_select"):
is_selected = true
if event.is_action_pressed("builder_cancel"):
Game.remove_tower(self)
func _on_range_body_entered(body: Node2D) -> void:
mobs_in_range.append(body)
func _on_range_body_exited(body: Node2D) -> void:
mobs_in_range.remove_at(mobs_in_range.find(body))
func _on_mouse_entered() -> void:
is_hovered = true
func _on_mouse_exited() -> void:
is_hovered = false
func is_melee_range():
return attack_range <= Game.map.tile_set.tile_size.x
func shoot():
var target = mobs_in_range.pick_random() as Mob
if is_melee_range():
target.set_hp(target.hp - 1)
else: # TODO
target.set_hp(target.hp - 1)
func get_region():
var collision_shape := $CollisionShape2D
var shape = $CollisionShape2D.shape as RectangleShape2D
return Rect2(
collision_shape.position,
shape.size.snapped(Game.map.tile_set.tile_size)
)
func _on_tree_exiting() -> void:
is_selected = false
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