Files
UXP/devtools/client/responsivedesign/test/touch.html
T

86 lines
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HTML

<!DOCTYPE html>
<meta charset="utf-8" />
<meta name="viewport" />
<title>test</title>
<style>
div {
border:1px solid red;
width: 100px; height: 100px;
}
</style>
<div data-is-delay="false"></div>
<script>
var div = document.querySelector("div");
var initX, initY;
var previousEvent = "", touchendTime = 0;
var updatePreviousEvent = function(e){
previousEvent = e.type;
};
div.style.transform = "none";
div.style.backgroundColor = "";
div.addEventListener("touchstart", function(evt) {
var touch = evt.changedTouches[0];
initX = touch.pageX;
initY = touch.pageY;
updatePreviousEvent(evt);
}, true);
div.addEventListener("touchmove", function(evt) {
var touch = evt.changedTouches[0];
var deltaX = touch.pageX - initX;
var deltaY = touch.pageY - initY;
div.style.transform = "translate(" + deltaX + "px, " + deltaY + "px)";
updatePreviousEvent(evt);
}, true);
div.addEventListener("touchend", function(evt) {
if (!evt.touches.length) {
div.style.transform = "none";
}
touchendTime = performance.now();
updatePreviousEvent(evt);
}, true);
div.addEventListener("mouseenter", function(evt) {
div.style.backgroundColor = "red";
updatePreviousEvent(evt);
}, true);
div.addEventListener("mouseover", function(evt) {
div.style.backgroundColor = "red";
updatePreviousEvent(evt);
}, true);
div.addEventListener("mouseout", function(evt) {
div.style.backgroundColor = "blue";
updatePreviousEvent(evt);
}, true);
div.addEventListener("mouseleave", function(evt) {
div.style.backgroundColor = "blue";
updatePreviousEvent(evt);
}, true);
div.addEventListener("mousedown", function(evt){
if (previousEvent === "touchend" && touchendTime !== 0) {
let now = performance.now();
div.dataset.isDelay = ((now - touchendTime) >= 300) ? true : false;
} else {
div.dataset.isDelay = false;
}
updatePreviousEvent(evt);
}, true);
div.addEventListener("mousemove", updatePreviousEvent, true);
div.addEventListener("mouseup", updatePreviousEvent, true);
div.addEventListener("click", updatePreviousEvent, true);
</script>