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/*
* text.js
* function for the purpose of my portfolio to animate welcome text
* Author: phga/teord
* Date: 2019-10-23
* Version: 1.0
*/
// set a global var "run" to true before running this function
async function flyingText(canvas) {
// TODO: move to argument, load from backend
let statements = ["Keyboard-Nerd", "🖤", "Emacs",
"Thinks VI", "GNU/Linux", "Arch Linux",
"Computer Science", "Design",
"Javascript", "C/C++", "Go", "Bash",
"Java", "Python", "QMK", "Vector Graphics",
"Adobe Collection", "OP-1", "Synthesizer",
"6y Work Experience", "Network Security",
"CCNA", "Cisco", "Firewalling", "Project MGMT",
"IT Specialist", "Git", "FreeBSD", "Photography",
"Emacs-Lisp", "Sophos Firewall",
"Microsoft Server", "Appgate", "Palo Alto FW",
"Linux Server", "FreeNAS", "Hardware",
"Arduino", "Electronics", "Soldering",
"Full Stack Networking", "Hotline-Manager",
"Trainer for IT-Specialists", "Matlab/Octave",
"PHP", "CSS", "HTML", "Privacy Advocate",
"Winter is coming!", "😺 Person"];
let stCount = statements.length;
let animationTime = 4;
let maxX , maxY, x, y;
canvas.classList.remove("hidden");
while (runTextAnimation) {
// Browser resize
maxX = canvas.offsetWidth / 2;
maxY = canvas.offsetHeight / 2;
let curr = document.createElement("p");
curr.innerHTML = statements[getRand(stCount)];
curr.className = "flying-text";
curr.style.transition = `${animationTime}s ease-in`;
// Get random position + correction to not touch middle to much
x = getRand(maxX * 0.2, maxX);
y = getRand(maxY * 0.45, maxY);
// Random direction and correction to not touch right border
x = (getRand(2) == 1) ? -1*x : 0.3 * x;
y = (getRand(2) == 1) ? -1*y : 0.8 * y;
canvas.appendChild(curr);
// wait till ele is rdy in dom + time between spawns
await sleep(1000);
// add the stuff that should be animated (transition in class)
curr.style.transform = `translate(${x}px, ${y}px)`;
curr.style.fontSize = `${Math.random() + Math.random() + 1.0}vw`;
// wait to remove it (async)
setTimeout(() => {
curr.remove();
}, animationTime * 1000 + 2000);
}
}
function getRand(max, min) {
min = min || 0;
return min + Math.floor(Math.random() * (max - min));
}
function sleep(ms) {
return new Promise((nil) => setTimeout(nil, ms));
}