Download v0.7 directly or the Geometer GitHub page.
- Pan with the arrow keys or middle-click + drag or space + left-click + drag.
- Return to the origin with Home.
- Zoom with PgUp/PgDown or the scroll wheel.
- Rotation is achieved by setting the (horizontal, right-facing) x-axis. After selecting a point, Alt + left-click to set the x-axis along the line that would have been drawn.
- The canvas can now be resized.
- Alt + Enter to enter and exit full-screen.
- End toggles debug info.