If someone could point me in the right direction here -or- maybe a link to some code examples.
I would like to draw a line from a fixed point, a given length and at a given angle. I have found some examples that show a line that will follow your mouse and will rotate around a fixed point, but not one including length.
Here is what I am looking at doing:
I want to draw a map (just a line showing a path) on my screen as walter travels around. Each time walter changes direction, a little data packet is sent describing his last move. I.e.