extends Camera2D


var is_in_drag_mode = false
var drag_anchor = Vector2.ZERO


func _input(event):
	if event.is_action("camera_zoom_out"):
		var new_zoom = max(zoom.x - 0.1, 0.5)
		zoom = Vector2(new_zoom, new_zoom)
	if event.is_action("camera_zoom_in"):
		var new_zoom = min(zoom.x + 0.1, 3)
		zoom = Vector2(new_zoom, new_zoom)
		#global_position -= (global_position + (get_viewport_rect().size/2) - get_global_mouse_position())
	
	if event.is_action_pressed("camera_drag"):
		is_in_drag_mode = true
		drag_anchor = get_global_mouse_position()
	elif event.is_action_released("camera_drag"):
		is_in_drag_mode = false


func _process(_delta):
	if is_in_drag_mode:
		global_position += drag_anchor - get_global_mouse_position()