rktk-keymanager 0.2.0

Keymap/state manager for self-made keyboard firmware
Documentation 
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use crate::time::{Duration, Instant};

use crate::keymap::Keymap;

pub(super) type LayerActive<const LAYER: usize> = [bool; LAYER];

pub(super) struct SharedState<
    const LAYER: usize,
    const ROW: usize,
    const COL: usize,
    const ENCODER_COUNT: usize,
    const TAP_DANCE_MAX_DEFINITIONS: usize,
    const TAP_DANCE_MAX_REPEATS: usize,
    const COMBO_KEY_MAX_DEFINITIONS: usize,
    const COMBO_KEY_MAX_SOURCES: usize,
> {
    pub keymap: Keymap<
        LAYER,
        ROW,
        COL,
        ENCODER_COUNT,
        TAP_DANCE_MAX_DEFINITIONS,
        TAP_DANCE_MAX_REPEATS,
        COMBO_KEY_MAX_DEFINITIONS,
        COMBO_KEY_MAX_SOURCES,
    >,
    pub layer_active: LayerActive<LAYER>,
    pub now: Instant,
}

impl<
        const LAYER: usize,
        const ROW: usize,
        const COL: usize,
        const ENCODER_COUNT: usize,
        const TAP_DANCE_MAX_DEFINITIONS: usize,
        const TAP_DANCE_MAX_REPEATS: usize,
        const COMBO_KEY_MAX_DEFINITIONS: usize,
        const COMBO_KEY_MAX_SOURCES: usize,
    >
    SharedState<
        LAYER,
        ROW,
        COL,
        ENCODER_COUNT,
        TAP_DANCE_MAX_DEFINITIONS,
        TAP_DANCE_MAX_REPEATS,
        COMBO_KEY_MAX_DEFINITIONS,
        COMBO_KEY_MAX_SOURCES,
    >
{
    pub fn new(
        keymap: Keymap<
            LAYER,
            ROW,
            COL,
            ENCODER_COUNT,
            TAP_DANCE_MAX_DEFINITIONS,
            TAP_DANCE_MAX_REPEATS,
            COMBO_KEY_MAX_DEFINITIONS,
            COMBO_KEY_MAX_SOURCES,
        >,
    ) -> Self {
        Self {
            keymap,
            layer_active: [false; LAYER],
            now: Instant::from_start(Duration::from_millis(0)),
        }
    }

    pub fn highest_layer(&self) -> usize {
        self.layer_active.iter().rposition(|&x| x).unwrap_or(0)
    }
}