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programming-in-scheme: Ports of exercises from "Programming in Scheme" (1987) to CHICKEN

Files

Size	Path
	..
659	README.md
232	circle-squared.egg
4104	circle-squared.scm
9012	interactive.scm

README.md

About

Adaptation of the Circle² program from chapter "Sample Projects II". Additionally to the original batch version there's an interactive demo using the SDL2 egg. Drawing is performed with Kooda's cairo egg using CGA color.

Interactive controls

Key	Function
q, ESC	Quit
<left>, <right>	Adjust x
<up>, <down>	Adjust y
<pgup>, <pgdn>	Adjust sq-length
s	Screenshot
t	Toggle status line