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use sfml::window::{Event, Key};
#[derive(Debug)]
pub enum Action {
Left,
Right,
Down,
RotateLeft,
RotateRight,
Quit,
LostFocus,
GainedFocus,
}
pub struct Actions {
left: bool,
right: bool,
down: bool,
rotate_left: bool,
rotate_right: bool,
quit: bool,
lost_focus: bool,
gained_focus: bool,
}
impl Actions {
pub fn new() -> Actions {
Actions{
left: false,
right: false,
down: false,
rotate_left: false,
rotate_right: false,
quit: false,
lost_focus: false,
gained_focus: false,
}
}
pub fn set(&mut self, a: Action, b: bool) {
match a {
Action::Left => self.left = b,
Action::Right => self.right = b,
Action::Down => self.down = b,
Action::RotateLeft => self.rotate_left = b,
Action::RotateRight => self.rotate_right = b,
Action::Quit => self.quit = b,
Action::LostFocus => self.lost_focus = b,
Action::GainedFocus => self.gained_focus = b,
}
}
pub fn get(&self, a: Action) -> &bool {
match a {
Action::Left => &self.left,
Action::Right => &self.right,
Action::Down => &self.down,
Action::RotateLeft => &self.rotate_left,
Action::RotateRight => &self.rotate_right,
Action::Quit => &self.quit,
Action::LostFocus => &self.lost_focus,
Action::GainedFocus => &self.gained_focus,
}
}
}
pub struct Input {
window: Option<Event>,
actions: Actions,
}
impl Input {
pub fn new() -> Input {
Input {
window: None,
actions: Actions::new(),
}
}
pub fn process(&mut self, events: Option<Event>) {
self.window = events;
self.match_actions();
}
fn match_actions(&mut self) {
let x = match self.window {
Some(Event::KeyPressed {code: c, alt: _, ctrl: _, shift: _, system: _}) => Some((c, true)),
Some(Event::KeyReleased {code: c, alt: _, ctrl: _, shift: _, system: _}) => Some((c, false)),
Some(Event::Closed) => {self.set_action(Action::Quit, true); None},
Some(Event::LostFocus) => {self.set_action(Action::LostFocus, true); self.set_action(Action::GainedFocus, false); None},
Some(Event::GainedFocus) => {self.set_action(Action::GainedFocus, true); self.set_action(Action::LostFocus, false); None},
_ => None
};
match x {
Some((Key::A, n)) => self.set_action(Action::Left, n),
Some((Key::S, n)) => self.set_action(Action::Down, n),
Some((Key::D, n)) => self.set_action(Action::Right, n),
Some((Key::Q, n)) => self.set_action(Action::RotateLeft, n),
Some((Key::E, n)) => self.set_action(Action::RotateRight, n),
Some((Key::Escape, n)) => self.set_action(Action::Quit, n),
_ => (),
}
}
pub fn set_action(&mut self, a: Action, b: bool) {
self.actions.set(a, b);
}
pub fn get_action(&self, a: Action) -> &bool {
self.actions.get(a)
}
pub fn get_iter(&self) -> Vec<Action> {
let mut vec = vec![];
if self.get_action(Action::Left) == &true {vec.push(Action::Left)}
if self.get_action(Action::Down) == &true {vec.push(Action::Down)}
if self.get_action(Action::Right) == &true {vec.push(Action::Right)}
if self.get_action(Action::RotateLeft) == &true {vec.push(Action::RotateLeft)}
if self.get_action(Action::RotateRight) == &true {vec.push(Action::RotateRight)}
if self.get_action(Action::Quit) == &true {vec.push(Action::Quit)}
if self.get_action(Action::LostFocus) == &true {vec.push(Action::LostFocus)}
if self.get_action(Action::GainedFocus) == &true {vec.push(Action::GainedFocus)}
return vec
}
}
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