Files
CatTank/scripts/camera_zoom.gd

25 lines
700 B
GDScript

extends Camera2D
@export var zoom_speed: float = 0.5
@export var min_zoom: float = 1.0
@export var max_zoom: float = 5.0
@export var zoom_smoothing: float = 10.0
var target_zoom: Vector2
func _ready():
target_zoom = zoom
func _process(delta):
zoom = zoom.lerp(target_zoom, zoom_smoothing * delta)
func _unhandled_input(event):
if event is InputEventMouseButton:
if event.is_pressed():
if event.button_index == MOUSE_BUTTON_WHEEL_UP:
target_zoom += Vector2(zoom_speed, zoom_speed)
elif event.button_index == MOUSE_BUTTON_WHEEL_DOWN:
target_zoom -= Vector2(zoom_speed, zoom_speed)
target_zoom = target_zoom.clamp(Vector2(min_zoom, min_zoom), Vector2(max_zoom, max_zoom))