MapCamera2D

A node that adds mouse, keyboard and gesture zooming, panning and dragging to Camera2D. Exported properties: - zoom_factor (multiplies Camera2D.zoom each mouse wheel scroll) - zoom_min (minimum Camera2D.zoom) - zoom_max (maximum Camera2D.zoom) - zoom limited (if true, MapCamera2D.zoom_min is effectively increased to stay within limits) - zoom_relative (if true, mouse zooming is done relative to the cursor) - zoom_keyboard (if true, zooming can also be done with the plus and minus keys) - pan_...