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FPGA-Plus

为 [FPGA Online](https://fpgaol.ustc.edu.cn/) 提供的更多功能

当前为 2023-05-07 提交的版本，查看 最新版本。

  1. // ==UserScript==
  2. // @name         FPGA-Plus
  3. // @namespace    http://tampermonkey.net/
  4. // @version      0.2
  5. // @description  为 [FPGA Online](https://fpgaol.ustc.edu.cn/) 提供的更多功能
  6. // @author       PRO
  7. // @license      gpl-3.0
  8. // @match        https://fpgaol.ustc.edu.cn/*
  9. // @match        http://202.38.79.134:*/*
  10. // @grant        none
  11. // @icon         https://fpgaol.ustc.edu.cn/favicon.ico
  12. // ==/UserScript==
  13.  
  14. (function() {
  15.     'use strict';
  16.     if (window.location.hostname == 'fpgaol.ustc.edu.cn') {
  17.         let navbar = document.querySelector(".navbar-nav");
  18.         if (!navbar) return;
  19.         let last = navbar.querySelector("form");
  20.         if (!last) return;
  21.         let hint = document.createElement("li");
  22.         hint.classList.add("nav-item");
  23.         hint.innerHTML = '<a class="nav-link" title="Click to copy" href="javascript:navigator.clipboard.writeText(\'xc7a100tcsg324-1\');">xc7a100tcsg324-1</a>';
  24.         navbar.insertBefore(hint, last);
  25.         return;
  26.     }
  27.     // Pre-process
  28.     let val = 0;
  29.     let panel = document.querySelector(".col-5.colmodule");
  30.     panel.insertAdjacentHTML('afterbegin', '<div class="container"><span id="info" style="padding: inherit;">Bin: 0b00000000; Hex: 0x00; Dec (unsigned): 0</span></div>');
  31.     // Functions
  32.     function checkbox_patch(checkbox) {
  33.         // Check out https://github.com/PRO-2684/gadgets/blob/main/checkbox_patch/ if you're interested in this part
  34.         const { get, set } = Object.getOwnPropertyDescriptor(HTMLInputElement.prototype, 'checked');
  35.         Object.defineProperty(checkbox, 'checked', {
  36.             get() {
  37.                 return get.call(this);
  38.             },
  39.             set(newVal) {
  40.                 let ret = set.call(this, newVal);
  41.                 this.dispatchEvent(new Event("change"));
  42.                 return ret;
  43.             }
  44.         });
  45.     }
  46.     function get_bit(n) {
  47.         return (val >> n) & 1;
  48.     }
  49.     function set_bit(n, b) {
  50.         if (b) {
  51.           val |= (1 << n);
  52.         } else {
  53.           val &= ~(1 << n);
  54.         }
  55.     }
  56.     function update() {
  57.         let bin_str = '0b' + val.toString(2).padStart(8, '0');
  58.         let hex_str = '0x' + val.toString(16).padStart(2, '0');
  59.         let dec_str = val.toString();
  60.         let res = `Bin: ${bin_str}; Hex: ${hex_str}; Dec (unsigned): ${dec_str}`;
  61.         info.textContent = res;
  62.     }
  63.     // Setup listeners & init
  64.     for (let i = 0; i <= 7; i++) {
  65.         let led = document.getElementById(`led${i}`);
  66.         set_bit(i, led.checked);
  67.         checkbox_patch(led);
  68.         led.addEventListener("change", (e) => {
  69.             set_bit(i, led.checked);
  70.             update();
  71.         });
  72.     }
  73.     update();
  74. })();