1 files changed, 94 insertions, 0 deletions
diff --git a/research/oop.sh b/research/oop.sh
new file mode 100644
index 0000000..5e5dbf6
--- /dev/null
+++ b/research/oop.sh
@@ -0,0 +1,94 @@
+array_n=0
+
+array_new()
+{
+	array_n=$((${array_n} + 1))
+	retval="__arr_${array_n}"
+}
+
+array_set()
+{
+	local arr="${1}"
+	local idx="${2}"
+	local val="${3}"
+
+	eval "__arr_${arr}_${idx}=\${val}"
+}
+
+array_get()
+{
+	local arr="${1}"
+	local idx="${2}"
+
+	eval "retval=\${__arr_${arr}_${idx}}"
+}
+
+array_call()
+{
+	local arr="${1}"
+	local idx="${2}"
+	local fn=
+
+	eval "fn=\${__arr_${arr}_${idx}}"
+	"${fn}" ${arr}
+}
+
+color_new()
+{
+	local r="${1}"
+	local g="${2}"
+	local b="${3}"
+	local self=
+
+	array_new
+	self=${retval}
+	array_set ${self} r "${r}"
+	array_set ${self} g "${g}"
+	array_set ${self} b "${b}"
+	array_set ${self} print color_print
+
+	retval=${self}
+}
+
+color_get_r()
+{
+	local self="${1}"
+
+	array_get ${self} r
+}
+
+color_get_g()
+{
+	local self="${1}"
+
+	array_get ${self} g
+}
+
+color_get_b()
+{
+	local self="${1}"
+
+	array_get ${self} b
+}
+
+color_print()
+{
+	local self="${1}"
+
+	array_get ${self} r
+	printf '(%d, ' ${retval}
+	array_get ${self} g
+	printf '%d, ' ${retval}
+	array_get ${self} b
+	printf '%d)' ${retval}
+}
+
+color_new 255 0 0
+c=${retval}
+color_get_r ${c}
+printf 'R: %d\n' ${retval}
+color_get_g ${c}
+printf 'G: %d\n' ${retval}
+color_get_b ${c}
+printf 'B: %d\n' ${retval}
+array_call ${c} print