Controls
Depend on Mode. Initially, one is in the unfocused mode.
In all modes but focus mode, the arrow keys move the camera.
- c: enter create mode, to add a rectangle
click twice in create mode to create a rect
press escape to exit create mode
- i: enter a mode to move the initial ball condition
click to set the new position
- click: either move the camera to the clicked location
or focus the clicked object.
In focus mode, the focused rect is highlighted:
- up: move the rect up
- down: move the rect down
- left: move the rect left
- right: move the rect right
- page-up:rotate up
page-down:rotate down