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FPGA-Plus

More functions for fpgaol (https://fpgaol.ustc.edu.cn/)

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      0.1
  5. // @description  More functions for fpgaol (https://fpgaol.ustc.edu.cn/)
  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. // ==/UserScript==
  12.  
  13. (function() {
  14.     'use strict';
  15.     if (window.location.hostname == 'fpgaol.ustc.edu.cn') {
  16.         let navbar = document.querySelector(".navbar-nav");
  17.         if (!navbar) return;
  18.         let last = navbar.querySelector("form");
  19.         if (!last) return;
  20.         let hint = document.createElement("li");
  21.         hint.classList.add("nav-item");
  22.         hint.innerHTML = '<a class="nav-link" title="Click to copy" href="javascript:navigator.clipboard.writeText(\'xc7a100tcsg324-1\');">xc7a100tcsg324-1</a>';
  23.         navbar.insertBefore(hint, last);
  24.         return;
  25.     }
  26.     // Pre-process
  27.     let val = 0;
  28.     let panel = document.querySelector(".col-5.colmodule");
  29.     panel.insertAdjacentHTML('afterbegin', '<div class="container"><span id="info" style="padding: inherit;">Bin: 0b00000000; Hex: 0x00; Dec (unsigned): 0</span></div>');
  30.     // Functions
  31.     function checkbox_patch(checkbox) {
  32.         // Check out https://github.com/PRO-2684/gadgets/blob/main/checkbox_patch/ if you're interested in this part
  33.         const { get, set } = Object.getOwnPropertyDescriptor(HTMLInputElement.prototype, 'checked');
  34.         Object.defineProperty(checkbox, 'checked', {
  35.             get() {
  36.                 return get.call(this);
  37.             },
  38.             set(newVal) {
  39.                 let ret = set.call(this, newVal);
  40.                 this.dispatchEvent(new Event("change"));
  41.                 return ret;
  42.             }
  43.         });
  44.     }
  45.     function get_bit(n) {
  46.         return (val >> n) & 1;
  47.     }
  48.     function set_bit(n, b) {
  49.         if (b) {
  50.           val |= (1 << n);
  51.         } else {
  52.           val &= ~(1 << n);
  53.         }
  54.     }
  55.     function update() {
  56.         let bin_str = '0b' + val.toString(2).padStart(8, '0');
  57.         let hex_str = '0x' + val.toString(16).padStart(2, '0');
  58.         let dec_str = val.toString();
  59.         let res = `Bin: ${bin_str}; Hex: ${hex_str}; Dec (unsigned): ${dec_str}`;
  60.         info.textContent = res;
  61.     }
  62.     // Setup listeners & init
  63.     for (let i = 0; i <= 7; i++) {
  64.         let led = document.getElementById(`led${i}`);
  65.         set_bit(i, led.checked);
  66.         checkbox_patch(led);
  67.         led.addEventListener("change", (e) => {
  68.             set_bit(i, led.checked);
  69.             update();
  70.         });
  71.     }
  72.     update();
  73. })();