MarseyWorld/files/assets/events/homoween/js/flashlight.js

31 lines
969 B
JavaScript

// Original codepen: https://codepen.io/Coding-Artist/pen/ExLyRJg
let mouseX = 0;
let mouseY = 0;
// Detect touch device
const isTouchDevice = () => {
try {
// We try to create TouchEvent (it would fail for desktops and throw error)
document.createEvent("TouchEvent");
return true;
} catch (e) {
return false;
}
};
function getMousePosition(e) {
try {
// Get position of mouse or touch
mouseX = !isTouchDevice() ? e.clientX : e.touches[0].clientX;
mouseY = !isTouchDevice() ? e.clientY : e.touches[0].clientY;
// Set the Xpos and Ypos variables to current mouse/touch position
document.getElementById("flashlight-effect").style.setProperty("--Xpos", mouseX + "px");
document.getElementById("flashlight-effect").style.setProperty("--Ypos", mouseY + "px");
} catch (e) {}
}
// Update mouse position on mouse move / touch move
document.addEventListener("mousemove", getMousePosition);
document.addEventListener("touchmove", getMousePosition);