輕小說文庫 wenku8 字型+大小調整

即時調整 Wenku8 內容區字型與大小
当前为 2025-07-23 提交的版本，查看最新版本。
换行
// ==UserScript==
// @name         輕小說文庫 wenku8 字型+大小調整
// @namespace    http://tampermonkey.net/
// @version      1.3.2
// @description  即時調整 Wenku8 內容區字型與大小
// @author       shanlan(ChatGPT o3-mini)
// @match        http*://www.wenku8.net/modules/article/reader.php*cid=*
// @match        http*://www.wenku8.cc/modules/article/reader.php*cid=*
// @grant        none
// @run-at       document-end
// @license      MIT
// ==/UserScript==

(function() {
  'use strict';
  
  // 為了避免外部 CSS 干擾，本腳本建立一個獨立的 style 區塊，套用在我們的介面上
  const uiStyle = document.createElement('style');
  uiStyle.textContent = `
    /* 強制介面（按鈕與面板）的樣式採用深色模式 */
    .tm-ui-btn, .tm-ui-panel {
      all: unset;
      box-sizing: border-box;
      font-family: sans-serif;
    }
    .tm-ui-btn {
      position: fixed;
      right: 12px;
      top: 12px;
      width: 32px;
      height: 32px;
      background: #333 !important;
      color: #f1f1f1 !important;
      border: 1px solid #555 !important;
      border-radius: 50% !important;
      box-shadow: 0 2px 8px rgba(0,0,0,0.5) !important;
      display: flex !important;
      align-items: center !important;
      justify-content: center !important;
      font-weight: bold !important;
      font-size: 18px !important;
      cursor: pointer !important;
      z-index: 9999 !important;
      user-select: none !important;
    }
    .tm-ui-panel {
      position: fixed;
      right: 12px;
      top: 56px;
      background: #222 !important;
      color: #f1f1f1 !important;
      border: 1px solid #555 !important;
      border-radius: 8px !important;
      box-shadow: 0 2px 8px rgba(0,0,0,0.5) !important;
      padding: 12px !important;
      font-size: 14px !important;
      display: none;
      z-index: 9999 !important;
    }
    .tm-ui-panel select,
    .tm-ui-panel input,
    .tm-ui-panel button {
      background: #333 !important;
      color: #f1f1f1 !important;
      border: 1px solid #555 !important;
      border-radius: 4px !important;
      padding: 2px 4px !important;
    }
    .tm-ui-panel button {
      cursor: pointer !important;
    }
    .tm-ui-panel label,
    .tm-ui-panel span {
      color: #f1f1f1 !important;
    }
  `;
  document.head.appendChild(uiStyle);

  // 以下代碼參考自原 Wenku8 字型+大小調整介面，做部份修改以符合深色主題
const fonts = [
['', '預設'],
['"Microsoft JhengHei", "微軟正黑體", sans-serif', '微軟正黑體'],
['"Microsoft JhengHei UI", "微軟正黑體 UI", sans-serif', '微軟正黑體 UI'],
['"PMingLiU", "新細明體", serif', '新細明體'],
['"MingLiU", "細明體", serif', '細明體'],
['"DFKai-SB", "標楷體", serif', '標楷體'],
['"SimSun", "宋體", serif', '宋體'],
['"Microsoft YaHei", "微軟雅黑", sans-serif', '微軟雅黑'],
// Android 常見中文字體
['"Droid Sans Fallback", sans-serif', 'Droid Sans Fallback'],
['"Noto Sans CJK SC", sans-serif', 'Noto Sans CJK SC'],
['"Noto Sans CJK TC", sans-serif', 'Noto Sans CJK TC']
];
  let font = localStorage.getItem('wenku8_font') || '';
  let size = parseInt(localStorage.getItem('wenku8_fontsize')) || 18;
  
  function updateStyle() {
    let s = document.getElementById('wenku8-style');
    if (!s) {
      s = document.createElement('style');
      s.id = 'wenku8-style';
      document.head.appendChild(s);
    }
    s.textContent = `#content, #content * { font-family: ${font || 'inherit'} !important; font-size: ${size}px !important; }`;
  }
  updateStyle();

  // 主按鈕，加入 tm-ui-btn class 以套用深色設定
  const mainBtn = document.createElement('div');
  mainBtn.textContent = '字';
  mainBtn.classList.add('tm-ui-btn');

  // 面板，下拉選單容器，同樣加入 tm-ui-panel class
  const panel = document.createElement('div');
  panel.classList.add('tm-ui-panel');

  // 字型選擇下拉選單
  const fontLabel = document.createElement('label');
  fontLabel.textContent = '字型：';
  fontLabel.style.marginRight = '4px';
  
  const fontSel = document.createElement('select');
  fonts.forEach(([v, n]) => {
    const opt = new Option(n, v);
    if (v === font) opt.selected = true;
    fontSel.add(opt);
  });
  fontSel.style.marginRight = '12px';

  // 字體大小容器
  const sizeContainer = document.createElement('span');
  sizeContainer.style.display = 'inline-flex';
  sizeContainer.style.alignItems = 'center';

  const sizeLabel = document.createElement('span');
  sizeLabel.textContent = '大小：';
  sizeLabel.style.marginRight = '4px';

  const btnMinus = document.createElement('button');
  btnMinus.textContent = '－';
  Object.assign(btnMinus.style, {
    width: '28px',
    height: '28px',
    fontSize: '16px',
    marginRight: '4px'
  });

  const sizeInput = document.createElement('input');
  Object.assign(sizeInput, { type: 'text', value: size });
  sizeInput.style.width = '44px';
  sizeInput.style.textAlign = 'center';
  sizeInput.style.marginRight = '4px';

  const btnPlus = document.createElement('button');
  btnPlus.textContent = '＋';
  Object.assign(btnPlus.style, {
    width: '28px',
    height: '28px',
    fontSize: '16px'
  });

  sizeContainer.append(sizeLabel, btnMinus, sizeInput, btnPlus);
  panel.append(fontLabel, fontSel, sizeContainer);

  // 更新邏輯
  function updateAll() {
    font = fontSel.value;
    if (sizeInput.value.trim() === "") return;
    let num = parseInt(sizeInput.value, 10);
    if (num <= 0) num = 18;
    size = num;
    sizeInput.value = size;
    localStorage.setItem('wenku8_font', font);
    localStorage.setItem('wenku8_fontsize', size);
    updateStyle();
  }

  fontSel.addEventListener('change', updateAll);
  sizeInput.addEventListener('input', updateAll);
  btnMinus.addEventListener('click', () => {
    size = Math.max(1, size - 2);
    sizeInput.value = size;
    updateAll();
  });
  btnPlus.addEventListener('click', () => {
    size = size + 2;
    sizeInput.value = size;
    updateAll();
  });

  mainBtn.addEventListener('click', () => {
    panel.style.display = panel.style.display === 'none' ? 'block' : 'none';
  });

  document.body.append(mainBtn, panel);

  // 點擊介面外部時，隱藏控制面板
  document.addEventListener('mousedown', (e) => {
    if (!panel.contains(e.target) && e.target !== mainBtn) {
      panel.style.display = 'none';
    }
  });
})();
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