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extends Node2D
var drag_anchor = Vector2(0,0)
# todo: set camera base limit and adjust based on zoom
func _input(event):
if event.is_action_pressed("ui_cancel"):
if %Tray.is_open:
%Tray.close()
else:
%Tray.open()
if event.is_action_pressed("drag_screen"):
drag_anchor = get_global_mouse_position()
if event is InputEventMouseButton:
if event.is_pressed():
if event.button_index == MOUSE_BUTTON_WHEEL_UP:
var zoom = min(%Viewport/Camera2D.zoom.x + 0.1, 2)
%Viewport/Camera2D.zoom = Vector2(zoom, zoom)
if event.button_index == MOUSE_BUTTON_WHEEL_DOWN:
var zoom = max(%Viewport/Camera2D.zoom.x - 0.1, 1)
%Viewport/Camera2D.zoom = Vector2(zoom, zoom)
func _process(_delta):
if Input.is_action_pressed("drag_screen"):
%Viewport.position += drag_anchor - get_global_mouse_position()
%Viewport.position.x = min(%Viewport.position.x, %Viewport/Camera2D.limit_right - get_viewport_rect().size.x/2)
%Viewport.position.x = max(%Viewport.position.x, %Viewport/Camera2D.limit_left + get_viewport_rect().size.x/2)
%Viewport.position.y = min(%Viewport.position.y, %Viewport/Camera2D.limit_bottom - get_viewport_rect().size.y/2)
%Viewport.position.y = max(%Viewport.position.y, %Viewport/Camera2D.limit_top + get_viewport_rect().size.y/2)
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