You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
85 lines
2.5 KiB
85 lines
2.5 KiB
import { onMounted, watchEffect, onBeforeUnmount } from 'vue';
|
|
import '../../utils/index.mjs';
|
|
import { addUnit } from '../../utils/dom/style.mjs';
|
|
|
|
const useDraggable = (targetRef, dragRef, draggable, overflow) => {
|
|
let transform = {
|
|
offsetX: 0,
|
|
offsetY: 0
|
|
};
|
|
const onMousedown = (e) => {
|
|
const downX = e.clientX;
|
|
const downY = e.clientY;
|
|
const { offsetX, offsetY } = transform;
|
|
const targetRect = targetRef.value.getBoundingClientRect();
|
|
const targetLeft = targetRect.left;
|
|
const targetTop = targetRect.top;
|
|
const targetWidth = targetRect.width;
|
|
const targetHeight = targetRect.height;
|
|
const clientWidth = document.documentElement.clientWidth;
|
|
const clientHeight = document.documentElement.clientHeight;
|
|
const minLeft = -targetLeft + offsetX;
|
|
const minTop = -targetTop + offsetY;
|
|
const maxLeft = clientWidth - targetLeft - targetWidth + offsetX;
|
|
const maxTop = clientHeight - targetTop - targetHeight + offsetY;
|
|
const onMousemove = (e2) => {
|
|
let moveX = offsetX + e2.clientX - downX;
|
|
let moveY = offsetY + e2.clientY - downY;
|
|
if (!(overflow == null ? void 0 : overflow.value)) {
|
|
moveX = Math.min(Math.max(moveX, minLeft), maxLeft);
|
|
moveY = Math.min(Math.max(moveY, minTop), maxTop);
|
|
}
|
|
transform = {
|
|
offsetX: moveX,
|
|
offsetY: moveY
|
|
};
|
|
if (targetRef.value) {
|
|
targetRef.value.style.transform = `translate(${addUnit(moveX)}, ${addUnit(moveY)})`;
|
|
}
|
|
};
|
|
const onMouseup = () => {
|
|
document.removeEventListener("mousemove", onMousemove);
|
|
document.removeEventListener("mouseup", onMouseup);
|
|
};
|
|
document.addEventListener("mousemove", onMousemove);
|
|
document.addEventListener("mouseup", onMouseup);
|
|
};
|
|
const onDraggable = () => {
|
|
if (dragRef.value && targetRef.value) {
|
|
dragRef.value.addEventListener("mousedown", onMousedown);
|
|
}
|
|
};
|
|
const offDraggable = () => {
|
|
if (dragRef.value && targetRef.value) {
|
|
dragRef.value.removeEventListener("mousedown", onMousedown);
|
|
}
|
|
};
|
|
const resetPosition = () => {
|
|
transform = {
|
|
offsetX: 0,
|
|
offsetY: 0
|
|
};
|
|
if (targetRef.value) {
|
|
targetRef.value.style.transform = "none";
|
|
}
|
|
};
|
|
onMounted(() => {
|
|
watchEffect(() => {
|
|
if (draggable.value) {
|
|
onDraggable();
|
|
} else {
|
|
offDraggable();
|
|
}
|
|
});
|
|
});
|
|
onBeforeUnmount(() => {
|
|
offDraggable();
|
|
});
|
|
return {
|
|
resetPosition
|
|
};
|
|
};
|
|
|
|
export { useDraggable };
|
|
//# sourceMappingURL=index.mjs.map
|