func (c *RGB) FromKeyValues(kv *keyvalues.KeyValues) error {
parts := strings.Fields(kv.String(""))
if len(parts) != 3 {
return fmt.Errorf("RGB: color has %d components, but expected %d", len(parts), 3)
}
components := [...]*uint8{&c.Red, &c.Green, &c.Blue}
componentNames := [...]string{"red", "green", "blue"}
for i := range components {
if v, err := strconv.ParseUint(parts[i], 10, 8); err == nil {
*components[i] = uint8(v)
} else {
return fmt.Errorf("RGB: error parsing %s component: %v", componentNames[i], err)
}
}
return nil
}
