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keyboard.class.js
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class Keyboard {
constructor(opts) {
if (!opts.layout || !opts.container) throw "Missing options";
const layout = JSON.parse(require("fs").readFileSync(opts.layout, {encoding: "utf-8"}));
this.ctrlseq = ["", "", " ", " ", " ", " ", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", ""];
this.container = document.getElementById(opts.container);
this.linkedToTerm = true;
this.detach = () => {
this.linkedToTerm = false;
};
this.attach = () => {
this.linkedToTerm = true;
};
// Set default keyboard properties
this.container.dataset.isShiftOn = false;
this.container.dataset.isCapsLckOn = false;
this.container.dataset.isAltOn = false;
this.container.dataset.isCtrlOn = false;
this.container.dataset.isFnOn = false;
this.container.dataset.passwordMode = false;
// Build arrays for enabling keyboard shortcuts
this._shortcuts = {
CtrlAltShift: [],
CtrlAlt: [],
CtrlShift: [],
AltShift: [],
Ctrl: [],
Alt: [],
Shift: []
};
window.shortcuts.forEach(scut => {
let cut = Object.assign({}, scut);
let mods = cut.trigger.split("+");
cut.trigger = mods.pop();
let order = ["Ctrl", "Alt", "Shift"];
mods.sort((a, b) => {
return order.indexOf(a) - order.indexOf(b);
});
let cat = mods.join("");
if (cut.type === "app" && cut.action === "TAB_X" && cut.trigger === "X") {
for (let i = 1; i <= 5; i++) {
let ncut = Object.assign({}, cut);
ncut.trigger = `${i}`;
ncut.action = `TAB_${i}`;
this._shortcuts[cat].push(ncut);
}
} else {
this._shortcuts[cat].push(cut);
}
});
// Parse keymap and create DOM
Object.keys(layout).forEach(row => {
this.container.innerHTML += `<div class="keyboard_row" id="`+row+`"></div>`;
layout[row].forEach(keyObj => {
let key = document.createElement("div");
key.setAttribute("class", "keyboard_key");
if (keyObj.cmd === " ") {
key.setAttribute("id", "keyboard_spacebar");
} else if (keyObj.cmd === "\r") {
key.setAttribute("class", "keyboard_key keyboard_enter");
key.innerHTML = `<h1>${keyObj.name}</h1>`;
} else {
key.innerHTML = `
<h5>${keyObj.altshift_name || ""}</h5>
<h4>${keyObj.fn_name || ""}</h4>
<h3>${keyObj.alt_name || ""}</h3>
<h2>${keyObj.shift_name || ""}</h2>
<h1>${keyObj.name || ""}</h1>`;
}
// Icon support, overrides previously defined innerHTML
// Arrow and other icons
let icon = null;
if (keyObj.name.startsWith("ESCAPED|-- ICON: ")) {
keyObj.name = keyObj.name.substr(17);
switch(keyObj.name) {
case "ARROW_UP":
icon = `<svg viewBox="0 0 24.00 24.00"><path fill-opacity="1" d="m12.00004 7.99999 4.99996 5h-2.99996v4.00001h-4v-4.00001h-3z"/><path stroke-linejoin="round" fill-opacity="0.65" d="m4 3h16c1.1046 0 1-0.10457 1 1v16c0 1.1046 0.1046 1-1 1h-16c-1.10457 0-1 0.1046-1-1v-16c0-1.10457-0.10457-1 1-1zm0 1v16h16v-16z"/></svg>`;
break;
case "ARROW_LEFT":
icon = `<svg viewBox="0 0 24.00 24.00"><path fill-opacity="1" d="m7.500015 12.499975 5-4.99996v2.99996h4.00001v4h-4.00001v3z"/><path stroke-linejoin="round" fill-opacity="0.65" d="m4 3h16c1.1046 0 1-0.10457 1 1v16c0 1.1046 0.1046 1-1 1h-16c-1.10457 0-1 0.1046-1-1v-16c0-1.10457-0.10457-1 1-1zm0 1v16h16v-16z"/></svg>`;
break;
case "ARROW_DOWN":
icon = `<svg viewBox="0 0 24.00 24.00"><path fill-opacity="1" d="m12 17-4.99996-5h2.99996v-4.00001h4v4.00001h3z"/><path stroke-linejoin="round" fill-opacity="0.65" d="m4 3h16c1.1046 0 1-0.10457 1 1v16c0 1.1046 0.1046 1-1 1h-16c-1.10457 0-1 0.1046-1-1v-16c0-1.10457-0.10457-1 1-1zm0 1v16h16v-16z"/></svg>`;
break;
case "ARROW_RIGHT":
icon = `<svg viewBox="0 0 24.00 24.00"><path fill-opacity="1" d="m16.500025 12.500015-5 4.99996v-2.99996h-4.00001v-4h4.00001v-3z"/><path stroke-linejoin="round" fill-opacity="0.65" d="m4 3h16c1.1046 0 1-0.10457 1 1v16c0 1.1046 0.1046 1-1 1h-16c-1.10457 0-1 0.1046-1-1v-16c0-1.10457-0.10457-1 1-1zm0 1v16h16v-16z"/></svg>`;
break;
default:
icon = `<svg viewBox="0 0 24.00 24.00"><path fill="#ff0000" fill-opacity="1" d="M 8.27125,2.9978L 2.9975,8.27125L 2.9975,15.7275L 8.27125,21.0012L 15.7275,21.0012C 17.485,19.2437 21.0013,15.7275 21.0013,15.7275L 21.0013,8.27125L 15.7275,2.9978M 9.10125,5L 14.9025,5L 18.9988,9.10125L 18.9988,14.9025L 14.9025,18.9988L 9.10125,18.9988L 5,14.9025L 5,9.10125M 9.11625,7.705L 7.705,9.11625L 10.5912,12.0025L 7.705,14.8825L 9.11625,16.2937L 12.0025,13.4088L 14.8825,16.2937L 16.2938,14.8825L 13.4087,12.0025L 16.2938,9.11625L 14.8825,7.705L 12.0025,10.5913"/></svg>`;
}
key.innerHTML = icon;
}
Object.keys(keyObj).forEach(property => {
for (let i = 1; i < this.ctrlseq.length; i++) {
keyObj[property] = keyObj[property].replace("~~~CTRLSEQ"+i+"~~~", this.ctrlseq[i]);
}
if (property.endsWith("cmd")) {
key.dataset[property] = keyObj[property];
}
});
document.getElementById(row).appendChild(key);
});
});
this.container.childNodes.forEach(row => {
row.childNodes.forEach(key => {
let enterElements = document.querySelectorAll(".keyboard_enter");
if (key.attributes["class"].value.endsWith("keyboard_enter")) {
// The enter key is divided in two dom elements, so we bind their animations here
key.onmousedown = e => {
this.pressKey(key);
key.holdTimeout = setTimeout(() => {
key.holdInterval = setInterval(() => {
this.pressKey(key);
}, 70);
}, 400);
enterElements.forEach(key => {
key.setAttribute("class", "keyboard_key active keyboard_enter");
});
// Keep focus on the terminal
if (window.keyboard.linkedToTerm) window.term[window.currentTerm].term.focus();
if (this.container.dataset.passwordMode == "false")
window.audioManager.granted.play();
e.preventDefault();
};
key.onmouseup = () => {
clearTimeout(key.holdTimeout);
clearInterval(key.holdInterval);
enterElements.forEach(key => {
key.setAttribute("class", "keyboard_key blink keyboard_enter");
});
setTimeout(() => {
enterElements.forEach(key => {
key.setAttribute("class", "keyboard_key keyboard_enter");
});
}, 100);
};
} else {
key.onmousedown = e => {
if (/^ESCAPED\|-- (CTRL|SHIFT|ALT){1}.*/.test(key.dataset.cmd)) {
let cmd = key.dataset.cmd.substr(11);
if (cmd.startsWith("CTRL")) {
this.container.dataset.isCtrlOn = "true";
}
if (cmd.startsWith("SHIFT")) {
this.container.dataset.isShiftOn = "true";
}
if (cmd.startsWith("ALT")) {
this.container.dataset.isAltOn = "true";
}
} else {
key.holdTimeout = setTimeout(() => {
key.holdInterval = setInterval(() => {
this.pressKey(key);
}, 70);
}, 400);
this.pressKey(key);
}
// Keep focus on the terminal
if (window.keyboard.linkedToTerm) window.term[window.currentTerm].term.focus();
if(this.container.dataset.passwordMode == "false")
window.audioManager.stdin.play();
e.preventDefault();
};
key.onmouseup = e => {
if (/^ESCAPED\|-- (CTRL|SHIFT|ALT){1}.*/.test(key.dataset.cmd)) {
let cmd = key.dataset.cmd.substr(11);
if (cmd.startsWith("CTRL")) {
this.container.dataset.isCtrlOn = "false";
}
if (cmd.startsWith("SHIFT")) {
this.container.dataset.isShiftOn = "false";
}
if (cmd.startsWith("ALT")) {
this.container.dataset.isAltOn = "false";
}
} else {
clearTimeout(key.holdTimeout);
clearInterval(key.holdInterval);
}
key.setAttribute("class", "keyboard_key blink");
setTimeout(() => {
key.setAttribute("class", "keyboard_key");
}, 100);
};
}
// See #229
key.onmouseleave = () => {
clearTimeout(key.holdTimeout);
clearInterval(key.holdInterval);
};
});
});
// Tactile multi-touch support (#100)
this.container.addEventListener("touchstart", e => {
e.preventDefault();
for (let i = 0; i < e.changedTouches.length; i++) {
let key = e.changedTouches[i].target.parentElement;
if (key.tagName === 'svg') key = key.parentElement;
if (key.getAttribute("class").startsWith("keyboard_key")) {
key.setAttribute("class", key.getAttribute("class")+" active");
key.onmousedown({preventDefault: () => {return true}});
} else {
key = e.changedTouches[i].target;
if (key.getAttribute("class").startsWith("keyboard_key")) {
key.setAttribute("class", key.getAttribute("class")+" active");
key.onmousedown({preventDefault: () => {return true}});
}
}
}
});
let dropKeyTouchHandler = e => {
e.preventDefault();
for (let i = 0; i < e.changedTouches.length; i++) {
let key = e.changedTouches[i].target.parentElement;
if (key.tagName === 'svg') key = key.parentElement;
if (key.getAttribute("class").startsWith("keyboard_key")) {
key.setAttribute("class", key.getAttribute("class").replace("active", ""));
key.onmouseup({preventDefault: () => {return true}});
} else {
key = e.changedTouches[i].target;
if (key.getAttribute("class").startsWith("keyboard_key")) {
key.setAttribute("class", key.getAttribute("class").replace("active", ""));
key.onmouseup({preventDefault: () => {return true}});
}
}
}
};
this.container.addEventListener("touchend", dropKeyTouchHandler);
this.container.addEventListener("touchcancel", dropKeyTouchHandler);
// Bind actual keyboard actions to on-screen animations (for use without a touchscreen)
let findKey = e => {
// Fix incorrect querySelector error
let physkey;
(e.key === "\"") ? physkey = `\\"` : physkey = e.key;
// Find basic keys (typically letters, upper and lower-case)
let key = document.querySelector('div.keyboard_key[data-cmd="'+physkey+'"]');
if (key === null) key = document.querySelector('div.keyboard_key[data-shift_cmd="'+physkey+'"]');
// Find special keys (shift, control, arrows, etc.)
if (key === null && e.code === "ShiftLeft") key = document.querySelector('div.keyboard_key[data-cmd="ESCAPED|-- SHIFT: LEFT"]');
if (key === null && e.code === "ShiftRight") key = document.querySelector('div.keyboard_key[data-cmd="ESCAPED|-- SHIFT: RIGHT"]');
if (key === null && e.code === "ControlLeft") key = document.querySelector('div.keyboard_key[data-cmd="ESCAPED|-- CTRL: LEFT"]');
if (key === null && e.code === "ControlRight") key = document.querySelector('div.keyboard_key[data-cmd="ESCAPED|-- CTRL: RIGHT"]');
if (key === null && e.code === "AltLeft") key = document.querySelector('div.keyboard_key[data-cmd="ESCAPED|-- FN: ON"]');
if (key === null && e.code === "AltRight") key = document.querySelector('div.keyboard_key[data-cmd="ESCAPED|-- ALT: RIGHT"]');
if (key === null && e.code === "CapsLock") key = document.querySelector('div.keyboard_key[data-cmd="ESCAPED|-- CAPSLCK: ON"]');
if (key === null && e.code === "Escape") key = document.querySelector('div.keyboard_key[data-cmd=""]');
if (key === null && e.code === "Backspace") key = document.querySelector('div.keyboard_key[data-cmd=""]');
if (key === null && e.code === "ArrowUp") key = document.querySelector('div.keyboard_key[data-cmd="OA"]');
if (key === null && e.code === "ArrowLeft") key = document.querySelector('div.keyboard_key[data-cmd="OD"]');
if (key === null && e.code === "ArrowDown") key = document.querySelector('div.keyboard_key[data-cmd="OB"]');
if (key === null && e.code === "ArrowRight") key = document.querySelector('div.keyboard_key[data-cmd="OC"]');
if (key === null && e.code === "Enter") key = document.querySelectorAll('div.keyboard_key.keyboard_enter');
// Find "rare" keys (ctrl and alt symbols)
if (key === null) key = document.querySelector('div.keyboard_key[data-ctrl_cmd="'+e.key+'"]');
if (key === null) key = document.querySelector('div.keyboard_key[data-alt_cmd="'+e.key+'"]');
return key;
};
this.keydownHandler = e => {
// See #330
if (e.getModifierState("AltGraph") && e.code === "AltRight") {
document.querySelector('div.keyboard_key[data-cmd="ESCAPED|-- CTRL: LEFT"]').setAttribute("class", "keyboard_key");
}
// See #440
if (e.code === "ControlLeft" || e.code === "ControlRight") this.container.dataset.isCtrlOn = true;
if (e.code === "ShiftLeft" || e.code === "ShiftRight") this.container.dataset.isShiftOn = true;
if (e.code === "AltLeft" || e.code === "AltRight") this.container.dataset.isAltOn = true;
if (e.code === "CapsLock" && this.container.dataset.isCapsLckOn !== "true") this.container.dataset.isCapsLckOn = true;
if (e.code === "CapsLock" && this.container.dataset.isCapsLckOn === "true") this.container.dataset.isCapsLckOn = false;
let key = findKey(e);
if (key === null) return;
if (key.length) {
key.forEach(enterElement => {
enterElement.setAttribute("class", "keyboard_key active keyboard_enter");
});
} else {
key.setAttribute("class", "keyboard_key active");
}
// See #516
if (e.repeat === false || (e.repeat === true && !e.code.startsWith('Shift') && !e.code.startsWith('Alt') && !e.code.startsWith('Control') && !e.code.startsWith('Caps'))) {
if(this.container.dataset.passwordMode == "false")
window.audioManager.stdin.play();
}
};
document.onkeydown = this.keydownHandler;
document.onkeyup = e => {
// See #330
if (e.key === "Control" && e.getModifierState("AltGraph")) return;
// See #440
if (e.code === "ControlLeft" || e.code === "ControlRight") this.container.dataset.isCtrlOn = false;
if (e.code === "ShiftLeft" || e.code === "ShiftRight") this.container.dataset.isShiftOn = false;
if (e.code === "AltLeft" || e.code === "AltRight") this.container.dataset.isAltOn = false;
let key = findKey(e);
if (key === null) return;
if (key.length) {
key.forEach(enterElement => {
enterElement.setAttribute("class", "keyboard_key blink keyboard_enter");
});
setTimeout(() => {
key.forEach(enterElement => {
enterElement.setAttribute("class", "keyboard_key keyboard_enter");
});
}, 100);
} else {
key.setAttribute("class", "keyboard_key blink");
setTimeout(() => {
key.setAttribute("class", "keyboard_key");
}, 100);
}
if(this.container.dataset.passwordMode == "false" && e.key === "Enter")
window.audioManager.granted.play();
};
window.addEventListener("blur", () => {
document.querySelectorAll("div.keyboard_key.active").forEach(key => {
key.setAttribute("class", key.getAttribute("class").replace("active", ""));
key.onmouseup({preventDefault: () => {return true}});
});
});
}
pressKey(key) {
let cmd = key.dataset.cmd || "";
// Keyboard shortcuts
let shortcutsCat = "";
if (this.container.dataset.isCtrlOn === "true") shortcutsCat += "Ctrl";
if (this.container.dataset.isAltOn === "true") shortcutsCat += "Alt";
if (this.container.dataset.isShiftOn === "true") shortcutsCat += "Shift";
let shortcutsTriggered = false;
if (shortcutsCat.length > 1) {
this._shortcuts[shortcutsCat].forEach(cut => {
if (!cut.enabled) return;
let trig = cut.trigger.toLowerCase()
.replace("plus", "+")
.replace("space", " ")
.replace("tab", "\t")
.replace(/backspace|delete/, "\b")
.replace(/esc|escape/, this.ctrlseq[1])
.replace(/return|enter/, "\r");
if (cmd !== trig) return;
if (cut.type === "app") {
window.useAppShortcut(cut.action);
shortcutsTriggered = true;
} else if (cut.type === "shell") {
let fn = (cut.linebreak) ? writelr : write;
window.term[window.currentTerm][fn](cut.action);
} else {
console.warn(`${cut.trigger} has unknown type`);
}
});
}
if (shortcutsTriggered) return;
// Modifiers
if (this.container.dataset.isShiftOn === "true" && key.dataset.shift_cmd || this.container.dataset.isCapsLckOn === "true" && key.dataset.shift_cmd) cmd = key.dataset.shift_cmd;
if (this.container.dataset.isCapsLckOn === "true" && key.dataset.capslck_cmd) cmd = key.dataset.capslck_cmd;
if (this.container.dataset.isCtrlOn === "true" && key.dataset.ctrl_cmd) cmd = key.dataset.ctrl_cmd;
if (this.container.dataset.isAltOn === "true" && key.dataset.alt_cmd) cmd = key.dataset.alt_cmd;
if (this.container.dataset.isAltOn === "true" && this.container.dataset.isShiftOn === "true" && key.dataset.altshift_cmd) cmd = key.dataset.altshift_cmd;
if (this.container.dataset.isFnOn === "true" && key.dataset.fn_cmd) cmd = key.dataset.fn_cmd;
if (this.container.dataset.isNextCircum === "true") {
cmd = this.addCircum(cmd);
this.container.dataset.isNextCircum = "false";
}
if (this.container.dataset.isNextTrema === "true") {
cmd = this.addTrema(cmd);
this.container.dataset.isNextTrema = "false";
}
if (this.container.dataset.isNextAcute === "true") {
cmd = this.addAcute(cmd);
this.container.dataset.isNextAcute = "false";
}
if (this.container.dataset.isNextGrave === "true") {
cmd = this.addGrave(cmd);
this.container.dataset.isNextGrave = "false";
}
if (this.container.dataset.isNextCaron === "true") {
cmd = this.addCaron(cmd);
this.container.dataset.isNextCaron = "false";
}
if (this.container.dataset.isNextBar === "true") {
cmd = this.addBar(cmd);
this.container.dataset.isNextBar = "false";
}
if (this.container.dataset.isNextBreve === "true") {
cmd = this.addBreve(cmd);
this.container.dataset.isNextBreve = "false";
}
if (this.container.dataset.isNextTilde === "true") {
cmd = this.addTilde(cmd);
this.container.dataset.isNextTilde = "false";
}
if (this.container.dataset.isNextMacron === "true") {
cmd = this.addMacron(cmd);
this.container.dataset.isNextMacron = "false";
}
if (this.container.dataset.isNextCedilla === "true") {
cmd = this.addCedilla(cmd);
this.container.dataset.isNextCedilla = "true";
}
if (this.container.dataset.isNextOverring === "true") {
cmd = this.addOverring(cmd);
this.container.dataset.isNextOverring = "false";
}
if (this.container.dataset.isNextGreek === "true") {
cmd = this.toGreek(cmd);
this.container.dataset.isNextGreek = "false";
}
if (this.container.dataset.isNextIotasub === "true") {
cmd = this.addIotasub(cmd);
this.container.dataset.isNextIotasub = "false";
}
// Escaped commands
if (cmd.startsWith("ESCAPED|-- ")) {
cmd = cmd.substr(11);
switch(cmd) {
case "CAPSLCK: ON":
this.container.dataset.isCapsLckOn = "true";
return true;
case "CAPSLCK: OFF":
this.container.dataset.isCapsLckOn = "false";
return true;
case "FN: ON":
this.container.dataset.isFnOn = "true";
return true;
case "FN: OFF":
this.container.dataset.isFnOn = "false";
return true;
case "CIRCUM":
this.container.dataset.isNextCircum = "true";
return true;
case "TREMA":
this.container.dataset.isNextTrema = "true";
return true;
case "ACUTE":
this.container.dataset.isNextAcute = "true";
return true;
case "GRAVE":
this.container.dataset.isNextGrave = "true";
return true;
case "CARON":
this.container.dataset.isNextCaron = "true";
return true;
case "BAR":
this.container.dataset.isNextBar = "true";
return true;
case "BREVE":
this.container.dataset.isNextBreve = "true";
return true;
case "TILDE":
this.container.dataset.isNextTilde = "true";
return true;
case "MACRON":
this.container.dataset.isNextMacron = "true";
return true;
case "CEDILLA":
this.container.dataset.isNextCedilla = "true";
return true;
case "OVERRING":
this.container.dataset.isNextOverring = "true";
return true;
case "GREEK":
this.container.dataset.isNextGreek = "true";
return true;
case "IOTASUB":
this.container.dataset.isNextIotasub = "true";
return true;
}
}
if (cmd === "\n") {
if (window.keyboard.linkedToTerm) {
window.term[window.currentTerm].writelr("");
} else {
document.activeElement.dispatchEvent(new CustomEvent("change", {detail: "enter" }));
}
return true;
}
if (window.keyboard.linkedToTerm) {
window.term[window.currentTerm].write(cmd);
} else {
let isDelete = false;
if (typeof document.activeElement.value !== "undefined") {
switch(cmd) {
case "":
document.activeElement.value = document.activeElement.value.slice(0, -1);
isDelete = true;
break;
case "OD":
document.activeElement.selectionStart--;
document.activeElement.selectionEnd = document.activeElement.selectionStart;
break;
case "OC":
document.activeElement.selectionEnd++;
document.activeElement.selectionStart = document.activeElement.selectionEnd;
break;
default:
if (this.ctrlseq.indexOf(cmd.slice(0, 1)) !== -1) {
// Prevent trying to write other control sequences
} else {
document.activeElement.value = document.activeElement.value+cmd;
}
}
}
// Emulate oninput events
document.activeElement.dispatchEvent(new CustomEvent("input", {detail: ((isDelete)? "delete" : "insert") }));
document.activeElement.focus();
}
}
togglePasswordMode() {
let d = this.container.dataset.passwordMode;
(d === "true") ? d = "false" : d = "true";
this.container.dataset.passwordMode = d;
window.passwordMode = d;
return d;
}
addCircum(char) {
switch(char) {
case "a":
return "â";
case "A":
return "Â";
case "z":
return "ẑ";
case "Z":
return "Ẑ";
case "e":
return "ê";
case "E":
return "Ê";
case "y":
return "ŷ";
case "Y":
return "Ŷ";
case "u":
return "û";
case "U":
return "Û";
case "i":
return "î";
case "I":
return "Î";
case "o":
return "ô";
case "O":
return "Ô";
case "s":
return "ŝ";
case "S":
return "Ŝ";
case "g":
return "ĝ";
case "G":
return "Ĝ";
case "h":
return "ĥ";
case "H":
return "Ĥ";
case "j":
return "ĵ";
case "J":
return "Ĵ";
case "w":
return "ŵ";
case "W":
return "Ŵ";
case "c":
return "ĉ";
case "C":
return "Ĉ";
// the circumflex can also be used for superscript numbers
case "1":
return "¹";
case "2":
return "²";
case "3":
return "³";
case "4":
return "⁴";
case "5":
return "⁵";
case "6":
return "⁶";
case "7":
return "⁷";
case "8":
return "⁸";
case "9":
return "⁹";
case "0":
return "⁰";
default:
return char;
}
}
addTrema(char) {
switch(char) {
case "a":
return "ä";
case "A":
return "Ä";
case "e":
return "ë";
case "E":
return "Ë";
case "t":
return "ẗ";
// My keyboard says no uppercase ẗ
case "y":
return "ÿ";
case "Y":
return "Ÿ";
case "u":
return "ü";
case "U":
return "Ü";
case "i":
return "ï";
case "I":
return "Ï";
case "o":
return "ö";
case "O":
return "Ö";
case "h":
return "ḧ";
case "H":
return "Ḧ";
case "w":
return "ẅ";
case "W":
return "Ẅ";
case "x":
return "ẍ";
case "X":
return "Ẍ";
default:
return char;
}
}
addAcute(char) {
switch(char) {
case "a":
return "á";
case "A":
return "Á";
case "c":
return "ć";
case "C":
return "Ć";
case "e":
return "é";
case "E":
return "E";
case "g":
return "ǵ";
case "G":
return "Ǵ";
case "i":
return "í";
case "I":
return "Í";
case "j":
return "ȷ́";
case "J":
return "J́";
case "k":
return "ḱ";
case "K":
return "Ḱ";
case "l":
return "ĺ";
case "L":
return "Ĺ";
case "m":
return "ḿ";
case "M":
return "Ḿ";
case "n":
return "ń";
case "N":
return "Ń";
case "o":
return "ó";
case "O":
return "Ó";
case "p":
return "ṕ";
case "P":
return "Ṕ";
case "r":
return "ŕ";
case "R":
return "Ŕ";
case "s":
return "ś";
case "S":
return "Ś";
case "u":
return "ú";
case "U":
return "Ú";
case "v":
return "v́";
case "V":
return "V́";
case "w":
return "ẃ";
case "W":
return "Ẃ";
case "y":
return "ý";
case "Y":
return "Ý";
case "z":
return "ź";
case "Z":
return "Ź";
case "ê":
return "ế";
case "Ê":
return "Ế";
case "ç":
return "ḉ";
case "Ç":
return "Ḉ";
default:
return char;
}
}
addGrave(char) {
switch (char) {
case "a":
return "à";
case "A":
return "À";
case "e":
return "è";
case "E":
return "È";
case "i":
return "ì";
case "I":
return "Ì";
case "m":
return "m̀";
case "M":
return "M̀";
case "n":
return "ǹ";
case "N":
return "Ǹ";
case "o":
return "ò";
case "O":
return "Ò";
case "u":
return "ù";
case "U":
return "Ù";
case "v":
return "v̀";
case "V":
return "V̀";
case "w":
return "ẁ";
case "W":
return "Ẁ";
case "y":
return "ỳ";
case "Y":
return "Ỳ";
case "ê":
return "ề";
case "Ê":
return "Ề";
default:
return char;
}
}
addCaron(char) {
switch (char) {
case "a":
return "ǎ";
case "A":
return "Ǎ";
case "c":
return "č";
case "C":
return "Č";
case "d":
return "ď";
case "D":
return "Ď";
case "e":
return "ě";
case "E":
return "Ě";
case "g":
return "ǧ";
case "G":
return "Ǧ";
case "h":
return "ȟ";
case "H":
return "Ȟ";
case "i":
return "ǐ";
case "I":
return "Ǐ";
case "j":
return "ǰ";
case "k":
return "ǩ";
case "K":
return "Ǩ";
case "l":
return "ľ";
case "L":
return "Ľ";
case "n":
return "ň";
case "N":
return "Ň";
case "o":
return "ǒ";
case "O":
return "Ǒ";
case "r":
return "ř";
case "R":
return "Ř";
case "s":
return "š";
case "S":
return "Š";
case "t":
return "ť";
case "T":
return "Ť";
case "u":
return "ǔ";
case "U":
return "Ǔ";
case "z":
return "ž";
case "Z":
return "Ž";
// caron can also be used for subscript numbers
case "1":
return "₁";
case "2":
return "₂";
case "3":
return "₃";
case "4":
return "₄";
case "5":
return "₅";
case "6":
return "₆";
case "7":
return "₇";
case "8":
return "₈";
case "9":
return "₉";
case "0":
return "₀";
default:
return char;
}
}
addBar(char) {
switch (char) {
case "a":
return "ⱥ";
case "A":
return "Ⱥ";
case "b":
return "ƀ";
case "B":
return "Ƀ";
case "c":
return "ȼ";
case "C":
return "Ȼ";
case "d":
return "đ";
case "D":
return "Đ";
case "e":
return "ɇ";
case "E":
return "Ɇ";
case "g":
return "ǥ";
case "G":
return "Ǥ";
case "h":
return "ħ";
case "H":
return "Ħ";
case "i":
return "ɨ";
case "I":
return "Ɨ";
case "j":
return "ɉ";
case "J":
return "Ɉ";
case "l":
return "ł";
case "L":
return "Ł";
case "o":
return "ø";
case "O":
return "Ø";
case "p":
return "ᵽ";
case "P":
return "Ᵽ";
case "r":
return "ɍ";
case "R":
return "Ɍ";
case "t":
return "ŧ";
case "T":
return "Ŧ";
case "u":
return "ʉ";
case "U":
return "Ʉ";
case "y":
return "ɏ";
case "Y":
return "Ɏ";
case "z":
return "ƶ";
case "Z":
return "Ƶ";
default:
return char;
}
}
addBreve(char) {
switch (char) {
case "a":
return "ă";