Tutorial or Example (or Tutorial) of Using Canvas to Producea Plot

[Hendrik van Rooyen]

"W. Watson" <wolf_tracks at invalid.com> wrote:


> I'm just trying to get some feel for how canvas works. I'm about to modify a 
> program I use for meteor work. It uses canvas to display images, and I plan 
> to draw on the image. For example, I plan to draw compass headings on a 
> circle every 30 degrees. Just warming up to the task.

Don't be surprised if you can't draw a full circle - I have never managed it,
but 359.99 degrees works fine

- Hendrik