35 lines
816 B
JavaScript
35 lines
816 B
JavaScript
|
|
||
|
|
// Make the DIV element draggable:
|
||
|
|
dragElement(document.getElementById("card"));
|
||
|
|
|
||
|
|
function dragElement(elmnt) {
|
||
|
|
var pos1 = 0, pos2 = 0, pos3 = 0, pos4 = 0;
|
||
|
|
elmnt.onmousedown = dragMouseDown;
|
||
|
|
}
|
||
|
|
|
||
|
|
function dragMouseDown(e) {
|
||
|
|
e = e || window.event;
|
||
|
|
e.preventDefault();
|
||
|
|
pos3 = e.clientX;
|
||
|
|
pos4 = e.clientY;
|
||
|
|
document.onmouseup = closeDragElement;
|
||
|
|
document.onmousemove = elementDrag;
|
||
|
|
}
|
||
|
|
|
||
|
|
function elementDrag(e) {
|
||
|
|
e = e || window.event;
|
||
|
|
e.preventDefault();
|
||
|
|
pos1 = pos3 - e.clientX;
|
||
|
|
pos2 = pos4 - e.clientY;
|
||
|
|
pos3 = e.clientX;
|
||
|
|
pos4 = e.clientY;
|
||
|
|
elmnt.style.top = (elmnt.offsetTop - pos2) + "px";
|
||
|
|
elmnt.style.left = (elmnt.offsetLeft - pos1) + "px";
|
||
|
|
}
|
||
|
|
|
||
|
|
function closeDragElement() {
|
||
|
|
document.onmouseup = null;
|
||
|
|
document.onmousemove = null;
|
||
|
|
}
|
||
|
|
}
|