Interacting with the game
- Drag knot tiles to the grid to place them
- An illegally placed tile will return
- Mouse Wheel will rotate the tile under the pointer
- Repeated clicking will rotate the tile you are clicking on
- Click once to select a tile
- Use number keys 1, 2, 3... to select a selectable tile
- Use number key 0, or click elsewhere, to de-select a tile
- Keys [+] and [-] will rotate a selected tile