arrow tool.
| Mouse action | Operations |
| Left-button-click points, lines, polygons, and objects ("Map items" from here). | Select them. |
| Drag and drop objects. | Move them location. |
| Drag without grabbing items. | Select with area. |
| Right-button-click on points, lines, and polygons. | Open popup menu. |
| Wheel Up/Down with Ctrl key. | Zoom in/out. |
| Drag and drop with Ctrl key. | Move center location of view. |
| Key action | Operations |
| Ctrl + O | Open map. |
| Ctrl + S | Save current level. |
| Ctrl + Shift + S | Save as other name. |
| Delete | Delete selected objects |