use rustc_hash::{FxHashMap, FxHashSet};
use serde::{Deserialize, Serialize};
use std::fmt::Display;
type 指法集 = FxHashSet<(char, char)>;
type 键盘布局 = [Vec<char>; 4];
#[derive(Debug, Default)]
pub struct 指法标记 {
pub 同手: 指法集,
pub 同指大跨排: 指法集,
pub 同指小跨排: 指法集,
pub 小指干扰: 指法集,
pub 错手: 指法集,
}
#[derive(PartialEq, PartialOrd, Copy, Clone)]
enum 手指 {
_大拇指,
食指,
中指,
无名指,
小指,
}
impl 指法标记 {
pub fn new() -> 指法标记 {
let 左手: 键盘布局 = [
vec!['5', '4', '3', '2', '1'],
vec!['t', 'r', 'e', 'w', 'q'],
vec!['g', 'f', 'd', 's', 'a'],
vec!['b', 'v', 'c', 'x', 'z'],
];
let 右手: 键盘布局 = [
vec!['6', '7', '8', '9', '0', '-', '='],
vec!['y', 'u', 'i', 'o', 'p', '[', ']'],
vec!['h', 'j', 'k', 'l', ';', '\''],
vec!['n', 'm', ',', '.', '/'],
];
let mut 左手标记 = Self::生成单手指法标记(&左手);
let 右手标记 = Self::生成单手指法标记(&右手);
左手标记.同手.extend(右手标记.同手);
左手标记.同指大跨排.extend(右手标记.同指大跨排);
左手标记.同指小跨排.extend(右手标记.同指小跨排);
左手标记.小指干扰.extend(右手标记.小指干扰);
左手标记.错手.extend(右手标记.错手);
左手标记
}
fn 生成单手指法标记(单手布局: &键盘布局) -> 指法标记 {
use 手指::*;
let 列对应手指: [手指; 7] = [食指, 食指, 中指, 无名指, 小指, 小指, 小指];
let 是长手指 = |x: 手指| x == 中指 || x == 无名指;
let mut 同手 = 指法集::default();
let mut 同指大跨排 = 指法集::default();
let mut 同指小跨排 = 指法集::default();
let mut 小指干扰 = 指法集::default();
let mut 错手 = 指法集::default();
for (行序号一, 行一) in 单手布局.iter().enumerate() {
for (行序号二, 行二) in 单手布局.iter().enumerate() {
for (列序号一, 列一) in 行一.iter().enumerate() {
for (列序号二, 列二) in 行二.iter().enumerate() {
let 组合 = (*列一, *列二);
同手.insert(组合);
let 手指一 = 列对应手指[列序号一];
let 手指二 = 列对应手指[列序号二];
let 行差值 = 行序号一.abs_diff(行序号二);
let 列差值 = 列序号一.abs_diff(列序号二);
if 手指一 == 手指二 {
if 行差值 >= 2 {
同指大跨排.insert(组合);
} else if 行差值 == 1 || 列差值 == 1 {
同指小跨排.insert(组合);
}
}
if (手指一 == 小指 && 手指二 >= 中指)
|| (手指二 == 小指 && 手指一 >= 中指)
{
小指干扰.insert(组合);
}
let 错手一 = 是长手指(手指一) && 行序号一 > 行序号二 + 1;
let 错手二 = 是长手指(手指二) && 行序号二 > 行序号一 + 1;
if 错手一 || 错手二 {
错手.insert(组合);
}
}
}
}
}
指法标记 {
同手,
同指大跨排,
同指小跨排,
小指干扰,
错手,
}
}
}
const 指法标记名称: [&str; 8] = [
"同手", "大跨", "小跨", "干扰", "错手", "三连", "备用", "备用",
];
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct 键长指标 {
pub length: usize,
pub frequency: f64,
}
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct LevelMetricUniform {
pub length: usize,
pub frequency: u64,
}
pub type FingeringMetric = [Option<f64>; 8];
pub type FingeringMetricUniform = [Option<u64>; 8];
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct 层级指标 {
pub top: Option<usize>,
pub duplication: Option<u64>,
pub levels: Option<Vec<LevelMetricUniform>>,
pub fingering: Option<FingeringMetricUniform>,
}
impl Display for 层级指标 {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
let hanzi_numbers: Vec<char> = "一二三四五六七八九十".chars().collect();
let specifier = if let Some(top) = self.top {
format!("{top} ")
} else {
String::from("全部")
};
if let Some(duplication) = self.duplication {
f.write_str(&format!("{specifier}选重：{duplication}；"))?;
}
if let Some(levels) = &self.levels {
for LevelMetricUniform { length, frequency } in levels {
f.write_str(&format!(
"{specifier}{}键：{frequency}；",
hanzi_numbers[length - 1],
))?;
}
}
if let Some(fingering) = &self.fingering {
for (index, frequency) in fingering.iter().enumerate() {
if let Some(frequency) = frequency {
f.write_str(&format!("{}：{}；", 指法标记名称[index], frequency))?;
}
}
}
Ok(())
}
}
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct 分组指标 {
pub tiers: Option<Vec<层级指标>>,
pub duplication: Option<f64>,
pub key_distribution: Option<FxHashMap<char, f64>>,
pub key_distribution_loss: Option<f64>,
pub pair_equivalence: Option<f64>,
pub extended_pair_equivalence: Option<f64>,
pub fingering: Option<FingeringMetric>,
pub levels: Option<Vec<键长指标>>,
}
pub const 键盘布局: [[char; 10]; 5] = [
['1', '2', '3', '4', '5', '6', '7', '8', '9', '0'],
['q', 'w', 'e', 'r', 't', 'y', 'u', 'i', 'o', 'p'],
['a', 's', 'd', 'f', 'g', 'h', 'j', 'k', 'l', ';'],
['z', 'x', 'c', 'v', 'b', 'n', 'm', ',', '.', '/'],
['_', '\'', '-', '=', '[', ']', '\\', '`', ' ', ' '],
];
impl Display for 分组指标 {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
let hanzi_numbers: Vec<char> = "一二三四五六七八九十".chars().collect();
if let Some(duplication) = self.duplication {
f.write_str(&format!("选重率：{:.4}%；", duplication * 100.0))?;
}
if let Some(key_distribution_loss) = self.key_distribution_loss {
f.write_str(&format!(
"用指分布偏差：{:.2}%；",
key_distribution_loss * 100.0
))?;
}
if let Some(equivalence) = self.pair_equivalence {
f.write_str(&format!("组合当量：{equivalence:.4}；"))?;
}
if let Some(equivalence) = self.extended_pair_equivalence {
f.write_str(&format!("词间当量：{equivalence:.4}；"))?;
}
if let Some(fingering) = &self.fingering {
for (index, percent) in fingering.iter().enumerate() {
if let Some(percent) = percent {
f.write_str(&format!(
"{}：{:.2}%；",
指法标记名称[index],
percent * 100.0
))?;
}
}
}
if let Some(levels) = &self.levels {
for 键长指标 { length, frequency } in levels {
f.write_str(&format!(
"{}键：{:.2}%；",
hanzi_numbers[length - 1],
frequency * 100.0
))?;
}
}
if let Some(tiers) = &self.tiers {
for tier in tiers {
f.write_str(&format!("{tier}"))?;
}
}
if let Some(key_distribution) = &self.key_distribution {
for 行 in 键盘布局.iter() {
if 行.iter().any(|x| key_distribution.contains_key(x)) {
f.write_str("\n")?;
let mut buffer = vec![];
for 键 in 行 {
if let Some(频率) = key_distribution.get(键) {
buffer.push(format!("{} {:5.2}%", 键, 频率 * 100.0));
}
}
f.write_str(&buffer.join(" | "))?;
}
}
}
Ok(())
}
}
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct 默认指标 {
pub characters_full: Option<分组指标>,
pub characters_short: Option<分组指标>,
pub words_full: Option<分组指标>,
pub words_short: Option<分组指标>,
pub complexity: Option<f64>,
}
impl Display for 默认指标 {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
if let Some(复杂度) = &self.complexity {
f.write_str(&format!("复杂度：{复杂度:.2}；\n"))?;
}
if let Some(characters) = &self.characters_full {
f.write_str(&format!("一字全码［{characters}］\n"))?;
}
if let Some(words) = &self.words_full {
f.write_str(&format!("多字全码［{words}］\n"))?;
}
if let Some(characters_reduced) = &self.characters_short {
f.write_str(&format!("一字简码［{characters_reduced}］\n"))?;
}
if let Some(words_reduced) = &self.words_short {
f.write_str(&format!("多字简码［{words_reduced}］\n"))?;
}
Ok(())
}
}
#[cfg(test)]
mod tests {
use super::*;
fn test_subset(all: FxHashSet<(char, char)>, target: &str) {
for pair in target.split(' ') {
let chars: Vec<char> = pair.chars().collect();
assert!(all.contains(&(chars[0], chars[1])), "集合不包含：{}", pair);
}
}
#[test]
fn test_fingering_types() {
let 测评系统同指大跨排 =
"br bt ce ec i, mu my nu ny o. p/ qz rb rv tb tv um un vr vt wx xw ym yn zq ,i .o /p";
let 测评系统同指小跨排 = "qa za fb gb vb dc cd ed de bf gf rf tf vf bg fg rg tg vg jh mh nh uh yh ki hj mj nj uj yj ik ol hm jm nm hn jn mn lo ;p aq fr gr tr ws xs ft gt rt hu ju yu bv fv gv sw sx hy jy uy az k, ,k ;/ p; /; l. .l ;/ /;";
let 测评系统小指干扰 = "aa ac ad ae aq as aw ax az ca cq cz da dq dz ea eq ez ip i/ i; kp k/ k; lp l/ l; op o/ o; pi pk pl po pp p; qa qc qd qe qq qs qw qx sa sq sz wa wq wz xa xq xz za zc zd ze zs zw zx zz ,p ,/ ,; /i /k /l /o // /; ;i ;k ;l ;o ;p ;/ ;;";
let 测评系统错手 = "ct ,y tc y, cr ,u rc u, cw ,o wc o, qc ,p cq p, qx p. xq .p xe .i ex i. xr .u rx u. xt .y tx y.";
let 指法标记 {
同指大跨排,
同指小跨排,
小指干扰,
错手,
..
} = 指法标记::new();
test_subset(同指大跨排, 测评系统同指大跨排);
test_subset(同指小跨排, 测评系统同指小跨排);
test_subset(小指干扰, 测评系统小指干扰);
test_subset(错手, 测评系统错手);
}
}