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/// A thing that pressing a button can do to an input.
#[derive(Debug, Clone, Copy)]
pub enum InputMutation {
MapToButton,
NegativeAxis,
PositiveAxis,
}
#[derive(Debug, Clone, Copy)]
pub enum MouseButton {
Left,
Right,
Middle,
Other(u8),
}
impl MouseButton {
fn keycode(&self) -> u32 {
u32::MAX
- match self {
MouseButton::Left => 0,
MouseButton::Right => 1,
MouseButton::Middle => 2,
MouseButton::Other(x) => *x as u32,
}
}
}
/// A key being pressed or released
#[derive(Debug, Clone, Copy)]
pub enum Action {
KeyPress(u32),
KeyRelease(u32),
MousePress(MouseButton),
MouseRelease(MouseButton),
}
impl Action {
pub fn keycode(&self) -> u32 {
match self {
Action::KeyPress(x) => *x,
Action::KeyRelease(x) => *x,
Action::MousePress(x) => x.keycode(),
Action::MouseRelease(x) => x.keycode(),
}
}
pub fn is_down(&self) -> bool {
match self {
Action::KeyPress(_) => true,
Action::MousePress(_) => true,
Action::KeyRelease(_) => false,
Action::MouseRelease(_) => false,
}
}
}
pub trait InputManager {
type Inputs;
fn handle_frame<'a, X: IntoIterator<Item = &'a Action>>(&mut self, actions: X);
fn get_inputs(&self) -> &Self::Inputs;
}
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