Toggle 'n flash certain fields.
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// ==UserScript==
// @name Ultimate Toggle
// @namespace http://localhost/
// @version 0.1.2
// @description Toggle 'n flash certain fields.
// @author Mizhi Yikai
// @match file:///*/*
// @grant none
// ==/UserScript==
(function() {
//Inject style for TextMarker marked texts
var sheet = document.createElement('style')
sheet.innerHTML = ".covered { filter: invert(50%) !important; }";
document.body.appendChild(sheet);
'use strict';
var toggle = function() {
var on = true;
return function() {
if (!on) {
on = true;
//reveal("rgb(165, 0, 33)");
//revealElementByColor("red");
revealAnswers(50);
revealTextMarkerTexts(0);
return;
}
reveal("transparent");
revealElementByColor("transparent");
revealAnswers(0);
revealTextMarkerTexts(1);
on = false;
}
}();
toggle(); //Set OFF as default
var keyTimes = {};
document.addEventListener('keydown', function(e) {
removeFilter();
var key = e.keyCode || e.which;
if (!keyTimes["key" + e.which]) {
keyTimes["key" + e.which] = new Date().getTime();
}
var state = "flash";
if (key === 45) {
toggle();
} // else if (key === 46){
// reveal("transparent");
// revealElementByColor("transparent");
// revealAnswers(1);
// setTimeout(function() {//reveal("rgb(165, 0, 33)");//revealElementByColor("red");revealAnswers(1);}, 1000);
else if (key === 46) {
reveal("transparent");
revealElementByColor("transparent");
revealAnswers(0);
revealTextMarkerTexts(1);
} // else if (key === 106) {console.log(state);
// if (state === "flash") {
// state = "hold";
// } else if (state === "hold") {
// state = "flash";
// }
//}
}, false);
document.addEventListener('keyup', function(e) {
var key = e.keyCode || e.which;
if (keyTimes["key" + e.which] && key === 46) {
var x = new Date().getTime() - keyTimes["key" + e.which];
delete keyTimes["key" + e.which];
var time = 200;
if (x < time) {
setTimeout(function() {
//reveal("rgb(165, 0, 33)");
//revealElementByColor("red");
revealAnswers(50);
revealTextMarkerTexts(0);
}, (time - x));
} else {
//reveal("rgb(165, 0, 33)");
//revealElementByColor("red");
revealAnswers(50);
revealTextMarkerTexts(0);
}
}
}, false);
function reveal(c) {
var underline = document.querySelectorAll("u");
for (var i = 0; i < underline.length; i++) {
underline[i].style = "background-color: " + c + " !important";
}
}
function revealElementByColor(c) {
// Get all elements that have a style attribute
var elms = document.querySelectorAll("*[style]");
// Loop through them
Array.prototype.forEach.call(elms, function(elm) {
// Get the color value
var clr = elm.style.color || "";
// Remove all whitespace, make it all lower case
clr = clr.replace(/\s/g, "").toLowerCase();
// Switch on the possible values we know of
switch (clr) {
case "red":
elm.style = "color: red; background-color: " + c + " !important";
break;
}
});
}
function revealAnswers(i32) {
for (const a of document.querySelectorAll("p")) {
if (a.textContent.includes("答案") || a.textContent.includes("解析")) {
a.style = "background-color: white;filter:invert(" + i32 + "%) !important";
}
}
}
function revealTextMarkerTexts(bool) {
for (const b of document.querySelectorAll(".textmarker-highlight")) {
if (bool == 0) {
//b.style.setProperty('filter','brightness('+ bool +')',"");
b.classList.add("covered");
} else {
b.classList.remove("covered");
}
}
}
function removeFilter() {
for (const c of document.querySelectorAll(".textmarker-highlight")) {
c.addEventListener("click", remove);
function remove() {
c.classList.remove("covered");
c.classList.remove("textmarker-highlight");
}
}
}
})();