CviLux_fe/src/directives/draggable.js
2024-10-03 12:03:45 +08:00

67 lines
1.7 KiB
JavaScript

const moveModal = (elmnt) => {
console.log(elmnt);
var pos1 = 0,
pos2 = 0,
pos3 = 0,
pos4 = 0;
document.body.addEventListener("mousedown", dragMouseDown, {
passive: false,
});
function dragMouseDown(e) {
console.log("dragMouseDown", e);
e = e || window.event;
e.preventDefault();
// get the mouse cursor position at startup:
pos3 = e.clientX;
pos4 = e.clientY;
document.body.addEventListener("mouseup", closeDragElement, {
passive: false,
});
// call a function whenever the cursor moves:
document.body.addEventListener("mousemove", elementDrag, {
passive: false,
});
}
function elementDrag(e) {
e = e || window.event;
e.preventDefault();
// calculate the new cursor position:
pos1 = pos3 - e.clientX;
pos2 = pos4 - e.clientY;
pos3 = e.clientX;
pos4 = e.clientY;
// set the element's new position:
elmnt.style.top = elmnt.offsetTop - pos2 + "px";
elmnt.style.left = elmnt.offsetLeft - pos1 + "px";
}
function closeDragElement() {
// stop moving when mouse button is released:
document.body.removeEventListener("mouseup", closeDragElement);
document.body.removeEventListener("mousemove", elementDrag);
}
};
export const draggable = {
install(app) {
app.directive("draggable", {
mounted: (el, binding, vnode, prevVnode) => {
console.log("draggable", $(`#${el.id}`).draggable);
if (binding.value) {
if ($(`#${el.id}`).draggable) {
$(`#${el.id}`).draggable({
cursor: "move",
scroll: true,
container: ".app-container",
});
} else {
moveModal(el);
}
}
},
});
},
};