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use self::super::kbd_defs::*;
use bitflags::bitflags;
use core::convert;
pub struct Key {
asc: u8,
scan: u8,
modi: Modifiers,
rawcode: u8, // this field not necessary, remove after testing
}
// Not implementing
// +operator char()
//
impl convert::Into<char> for Key {
fn into(self) -> char {
self.asc as char
}
}
impl convert::Into<u8> for Key {
fn into(self) -> u8 {
self.asc
}
}
bitflags! {
pub struct Modifiers:u8 {
const NONE = 0;
const SHIFT = 1 << 0;
const ALT_LEFT = 1 << 1;
const ALT_RIGHT = 1 << 2;
const CTRL_LEFT = 1 << 3;
const CTRL_RIGHT = 1 << 4;
const CAPSLOCK = 1 << 5;
const NUMLOCK = 1 << 6;
const SCROLL_LOCK = 1 << 7;
}
}
#[allow(dead_code)]
impl Key {
pub fn new() -> Self {
Self {
asc: 0,
scan: 0,
modi: Modifiers::NONE,
rawcode: 0,
}
}
pub fn decode(&mut self) {
// decode key
}
pub fn valid(self) -> bool {
self.scan != 0
}
pub fn invalidate(&mut self) {
self.scan = 0;
}
pub fn set_raw(&mut self, code: u8) {
self.rawcode = code;
}
pub fn get_raw(self) -> u8 {
self.rawcode
}
// setter and getter for ascii and scancode
pub fn set_ascii(&mut self, ascii: u8) {
self.asc = ascii;
}
pub fn get_ascii(self) -> u8 {
self.asc
}
pub fn set_scancode(&mut self, scancode: u8) {
self.scan = scancode;
}
pub fn get_scancode(self) -> u8 {
self.scan
}
// TODO the setters and getters should not be their own functions....
#[inline(always)]
pub fn mod_contains(&self, modi: Modifiers) -> bool {
self.modi.contains(modi)
}
#[inline(always)]
pub fn mod_set(&mut self, modi: Modifiers, pressed: bool) {
if pressed {
self.modi.insert(modi);
} else {
self.modi.remove(modi);
}
}
}
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