336 lines
13 KiB
JavaScript
336 lines
13 KiB
JavaScript
// 设置：用户名 + 设备相关自定义
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// · PC（电脑端）→ 键盘按键映射
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// · 移动端 → 手机虚拟手柄按钮的位置/大小（拖动调整）
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import { Save } from './save.js';
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import { applyBindings, defaultBindings, BIND } from './input.js';
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// 每个可自定义的手柄按钮：key 对应 touch.js 里的 data-touch，
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// def 为默认布局（cx/cy 为相对舞台中心的百分比，size 为按钮边长 px）
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const BUTTONS = [
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{ key: 'left', label: '◀', shape: 'round', def: { cx: 12, cy: 80, size: 62 } },
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{ key: 'right', label: '▶', shape: 'round', def: { cx: 24, cy: 80, size: 62 } },
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{ key: 'jump', label: '跳', shape: 'jump', def: { cx: 88, cy: 84, size: 94 } },
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{ key: 'shoot', label: '🔫', shape: 'item', label2: '射击', def: { cx: 79, cy: 72, size: 54 } },
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{ key: 'down', label: '▼', shape: 'item', label2: '下蹲', def: { cx: 90, cy: 72, size: 54 } },
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{ key: 'pause', label: '❚❚', shape: 'sm', def: { cx: 81, cy: 58, size: 42 } },
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{ key: 'suicide', label: '↺', shape: 'sm', def: { cx: 90, cy: 58, size: 42 } },
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];
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// 设置界面里可重绑的键盘动作（标签 + action）
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const KEY_ACTIONS = [
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['left', '左移'], ['right', '右移'],
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['up', '上（上浮）'],
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['jump', '跳跃'], ['shoot', '射击'],
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['suicide', '自杀 / 重生'], ['restart', '整关重来'],
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['pause', '暂停'],
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];
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const clone = (o) => JSON.parse(JSON.stringify(o));
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const DEFAULT_TOUCH = {};
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BUTTONS.forEach(b => { DEFAULT_TOUCH[b.key] = clone(b.def); });
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const makeDefaults = () => ({ username: '', touch: clone(DEFAULT_TOUCH), keys: defaultBindings() });
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// 工作副本（未点「确定」前不落盘，点「返回」即丢弃）
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let work = makeDefaults();
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let wrap = null;
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let pcMode = false; // true=电脑端（键盘映射），false=移动端（手柄按钮）
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let listening = null; // 重绑监听：{act, idx}
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let conflict = null; // 冲突警告：{code, label, act}
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const els = {};
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let keysBox = null; // 键盘映射容器
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/** 读取/补全存档里的设置对象（保证 touch / keys 字段齐全） */
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function meta() {
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if (!Save.data.settings) Save.data.settings = {};
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const s = Save.data.settings;
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if (typeof s.username !== 'string') s.username = '';
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if (!s.touch) s.touch = clone(DEFAULT_TOUCH);
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if (!s.keys) s.keys = defaultBindings();
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return s;
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}
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/** 把某个按钮按 p={cx,cy,size} 绝对定位（百分比定位 + 像素边长） */
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function place(el, p) {
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el.style.left = p.cx + '%';
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el.style.top = p.cy + '%';
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el.style.width = p.size + 'px';
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el.style.height = p.size + 'px';
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}
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/** 把当前存档布局应用到真正的 #touch 手柄按钮（游戏内生效） */
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function apply() {
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const t = meta().touch;
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for (const b of BUTTONS) {
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const el = document.querySelector(`#touch [data-touch="${b.key}"]`);
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if (!el) continue;
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const p = t[b.key];
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if (!p) continue;
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el.style.left = p.cx + '%';
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el.style.top = p.cy + '%';
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el.style.width = p.size + 'px';
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el.style.height = p.size + 'px';
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}
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}
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/** 标题界面显示当前用户名 */
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function showUsername() {
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const el = document.getElementById('title-user');
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if (el) el.textContent = '玩家：' + (meta().username || '无名氏');
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}
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/** 把键盘 code 转成可读标签 */
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function keyLabel(code) {
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const M = {
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Space: '空格', ShiftLeft: 'Shift', ShiftRight: 'Shift', ControlLeft: 'Ctrl', ControlRight: 'Ctrl',
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AltLeft: 'Alt', AltRight: 'Alt', Tab: 'Tab', Backspace: '⌫', Escape: 'Esc', Enter: 'Enter',
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ArrowLeft: '←', ArrowRight: '→', ArrowUp: '↑', ArrowDown: '↓',
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MetaLeft: 'Win', MetaRight: 'Win', ContextMenu: '菜单',
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};
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if (M[code]) return M[code];
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if (code.startsWith('Key')) return code.slice(3);
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if (code.startsWith('Digit')) return code.slice(5);
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if (code.startsWith('Numpad')) return '小键' + code.slice(6);
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if (/^F\d{1,2}$/.test(code)) return code;
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return code;
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}
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/** 构建设置界面里的键盘映射行（点击按键后按新键重绑） */
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function renderKeys() {
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if (!keysBox) return;
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keysBox.innerHTML = '';
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// 冲突警告横幅（始终置于面板顶部，醒目）
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if (conflict) {
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const w = document.createElement('div');
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w.className = 'kwarb';
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w.textContent = `「${keyLabel(conflict.code)}」已被【${conflict.label}】占用，请换一个键（Esc 取消）`;
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keysBox.appendChild(w);
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}
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for (const [act, label] of KEY_ACTIONS) {
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const row = document.createElement('div');
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row.className = 'krow';
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const nm = document.createElement('span');
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nm.className = 'kact'; nm.textContent = label;
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const keys = document.createElement('div');
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keys.className = 'kkeys';
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(work.keys[act] || []).forEach((code, idx) => {
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const chip = document.createElement('button');
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chip.type = 'button';
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const isListen = listening && listening.act === act && listening.idx === idx;
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chip.className = 'kchip' + (isListen ? ' listen' : '');
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chip.dataset.kact = act; chip.dataset.kidx = idx;
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chip.textContent = keyLabel(code);
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const rm = document.createElement('b');
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rm.className = 'krm'; rm.dataset.krm = act; rm.dataset.kidx = idx; rm.textContent = '×';
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chip.appendChild(rm);
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keys.appendChild(chip);
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});
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const add = document.createElement('button');
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add.type = 'button';
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add.className = 'kadd'; add.dataset.kadd = act; add.textContent = '＋ 添加';
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keys.appendChild(add);
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if (listening && listening.act === act) {
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const tip = document.createElement('span');
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const isClash = conflict && conflict.act === act;
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tip.className = 'klisten' + (isClash ? ' bad' : '');
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tip.textContent = isClash ? '该键冲突，请换一个键（Esc 取消）' : '按下一个键…（Esc 取消）';
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keys.appendChild(tip);
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}
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row.appendChild(nm); row.appendChild(keys);
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keysBox.appendChild(row);
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}
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}
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/** 检测 code 是否已绑定到其它动作（返回冲突动作的标签，否则 null） */
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function conflictInfo(code, act, idx) {
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for (const [a, label] of KEY_ACTIONS) {
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const arr = work.keys[a] || [];
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for (let i = 0; i < arr.length; i++) {
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if (arr[i] === code && !(a === act && i === idx)) return label;
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}
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}
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// 不可重绑的系统动作也算冲突（如「菜单」用的 KeyQ）
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if (BIND.menu && BIND.menu.includes(code)) return '菜单';
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return null;
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}
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/** 重绑监听：捕获下一次按键并写入 work.keys（检测到冲突则拒绝并提示） */
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function onCaptureKey(e) {
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if (!listening) return;
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e.preventDefault();
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if (e.code === 'Escape') { listening = null; conflict = null; renderKeys(); return; }
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const { act, idx } = listening;
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const clash = conflictInfo(e.code, act, idx);
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if (clash) { // 该键已被其它动作占用 → 拒绝并提示
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conflict = { code: e.code, label: clash, act };
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renderKeys();
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return; // 停留在监听态，等待换键或 Esc
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}
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if (idx >= (work.keys[act] || []).length) (work.keys[act] = work.keys[act] || []).push(e.code);
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else work.keys[act][idx] = e.code;
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conflict = null;
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listening = null;
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renderKeys();
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}
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/** 给键盘映射容器绑定点击委托（重绑 / 添加 / 删除） */
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let keysWired = false;
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function wireKeys() {
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if (!keysBox || keysWired) return;
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keysWired = true;
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keysBox.addEventListener('click', (e) => {
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const rm = e.target.closest('.krm');
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if (rm) {
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const a = rm.dataset.krm, i = +rm.dataset.kidx;
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work.keys[a].splice(i, 1);
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if (listening && listening.act === a) listening = null;
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renderKeys();
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return;
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}
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const chip = e.target.closest('.kchip');
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if (chip) { listening = { act: chip.dataset.kact, idx: +chip.dataset.kidx }; renderKeys(); return; }
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const add = e.target.closest('.kadd');
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if (add) { listening = { act: add.dataset.kadd, idx: 1e9 }; renderKeys(); return; }
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});
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}
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export const Settings = {
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/** isTouch：是否移动端（由 main.js 依据 ?touch 覆盖与设备检测传入） */
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init(isTouch) {
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pcMode = !isTouch;
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wrap = document.getElementById('touch-preview');
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keysBox = document.getElementById('set-keys');
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work = clone(meta());
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this.build();
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renderKeys();
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wireKeys();
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showUsername();
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apply();
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applyBindings(meta().keys);
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document.addEventListener('keydown', onCaptureKey);
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},
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/** 构建设置界面里的可拖拽手柄预览（克隆 #touch 的按钮形状） */
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build() {
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if (!wrap) return;
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wrap.querySelectorAll('.tc-btn').forEach(n => n.remove());
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for (const b of BUTTONS) {
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const el = document.createElement('div');
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el.className = 'tc-btn tc-' + b.shape;
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el.innerHTML = `<span>${b.label}</span>` + (b.label2 ? `<span class="lbl">${b.label2}</span>` : '');
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const h = document.createElement('div');
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h.className = 'tc-rsz';
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el.appendChild(h);
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wrap.appendChild(el);
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els[b.key] = el;
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place(el, work.touch[b.key]);
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wire(el, h, b.key);
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}
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},
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/** 打开设置界面：从存档同步工作副本与输入框，并按设备切换面板 */
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enter() {
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const s = meta();
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work = { username: s.username || '', touch: clone(s.touch), keys: clone(s.keys) };
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const inp = document.getElementById('set-username');
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if (inp) inp.value = work.username;
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listening = null;
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conflict = null;
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this.build();
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renderKeys();
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// 按设备显示对应面板：PC→键盘映射；移动端→手柄按钮
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const keysRow = document.getElementById('set-keys-row');
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const touchRow = document.getElementById('set-touch-row');
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if (keysRow) keysRow.classList.toggle('hidden', !pcMode);
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if (touchRow) touchRow.classList.toggle('hidden', pcMode);
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},
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/** 确定：保存用户名 / 手柄布局 / 键位到存档，并应用，然后由调用方返回上一页 */
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confirm() {
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const s = meta();
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const inp = document.getElementById('set-username');
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work.username = (inp ? inp.value : '').trim().slice(0, 16);
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s.username = work.username;
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s.touch = clone(work.touch);
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s.keys = clone(work.keys);
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Save.flush();
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showUsername();
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apply();
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applyBindings(s.keys);
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},
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/** 恢复默认：用户名/手柄布局/键位全部回到出厂值（仅影响工作副本，需点确定才落盘） */
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reset() {
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work = makeDefaults();
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listening = null;
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conflict = null;
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const inp = document.getElementById('set-username');
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if (inp) inp.value = '';
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this.build();
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renderKeys();
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},
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/** 供调试 / 测试使用 */
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_state() { return work; },
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_els() { return els; },
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_pcMode() { return pcMode; },
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_conflict() { return conflict; },
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_listening() { return listening; },
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};
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/** 给单个预览按钮绑定「拖动移动」与「右下角缩放」 */
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function wire(el, handle, key) {
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let mode = null; // 'move' | 'resize'
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let rect = null; // 预览区矩形（按下时记录）
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let lastX = 0, lastY = 0; // 上一帧指针（相对位移用）
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let startSize = 0, startDist = 1, cx0 = 0, cy0 = 0; // 缩放用：按下时按钮中心与指针距离
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// 按下：只记录基准，不重算绝对坐标 —— 避免任何「按下即跳角」
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const begin = (e, m) => {
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e.preventDefault();
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try { (m === 'resize' ? handle : el).setPointerCapture(e.pointerId); } catch (_) { }
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mode = m;
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rect = wrap.getBoundingClientRect();
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const W = rect.width || 1, H = rect.height || 1;
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const p = work.touch[key];
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lastX = e.clientX; lastY = e.clientY;
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if (m === 'resize') {
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cx0 = rect.left + p.cx / 100 * W;
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cy0 = rect.top + p.cy / 100 * H;
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startSize = p.size;
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startDist = Math.max(1, Math.hypot(e.clientX - cx0, e.clientY - cy0));
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}
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};
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// 移动：用「相对上一帧的位移」累加，第一帧必然停在正确位置
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const drag = (e) => {
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if (!mode || !rect) return;
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const p = work.touch[key];
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if (mode === 'move') {
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const W = rect.width || 1, H = rect.height || 1;
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const dx = (e.clientX - lastX) / W * 100; // 像素位移 → 百分比
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const dy = (e.clientY - lastY) / H * 100;
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lastX = e.clientX; lastY = e.clientY;
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p.cx = Math.max(3, Math.min(97, p.cx + dx));
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p.cy = Math.max(3, Math.min(97, p.cy + dy));
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} else {
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const d = Math.max(1, Math.hypot(e.clientX - cx0, e.clientY - cy0));
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p.size = Math.max(24, Math.min(160, startSize * (d / startDist)));
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}
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place(el, p);
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};
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const end = (e) => {
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if (mode) { try { (mode === 'resize' ? handle : el).releasePointerCapture(e.pointerId); } catch (_) { } }
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mode = null;
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};
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el.addEventListener('pointerdown', (e) => { if (e.target === handle) return; begin(e, 'move'); });
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handle.addEventListener('pointerdown', (e) => { e.stopPropagation(); begin(e, 'resize'); });
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el.addEventListener('pointermove', drag);
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handle.addEventListener('pointermove', drag);
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el.addEventListener('pointerup', end);
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handle.addEventListener('pointerup', end);
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el.addEventListener('pointercancel', end);
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handle.addEventListener('pointercancel', end);
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}
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