| How to draw... | left click to begin sweep |
| drag mouse... | draw |
| KEYS... | ACTION |
| 0-4... | switch default colors |
| 5-9... | switch brush element |
| del, backspace... | clear screen |
| d... | reverse sweep direction |
| space... | new random color |
| arrow left... | rotaion speed - |
| arrow right... | rotaion speed + |
| arrow up... | module size + |
| arrow down... | module size - |
| shift... | limit drawing direction |
| a Snipping tool... | save as image file |