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89 lines
2.6 KiB
89 lines
2.6 KiB
'use strict';
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Object.defineProperty(exports, '__esModule', { value: true });
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var vue = require('vue');
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require('../../utils/index.js');
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var style = require('../../utils/dom/style.js');
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const useDraggable = (targetRef, dragRef, draggable, overflow) => {
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let transform = {
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offsetX: 0,
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offsetY: 0
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};
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const onMousedown = (e) => {
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const downX = e.clientX;
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const downY = e.clientY;
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const { offsetX, offsetY } = transform;
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const targetRect = targetRef.value.getBoundingClientRect();
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const targetLeft = targetRect.left;
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const targetTop = targetRect.top;
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const targetWidth = targetRect.width;
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const targetHeight = targetRect.height;
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const clientWidth = document.documentElement.clientWidth;
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const clientHeight = document.documentElement.clientHeight;
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const minLeft = -targetLeft + offsetX;
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const minTop = -targetTop + offsetY;
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const maxLeft = clientWidth - targetLeft - targetWidth + offsetX;
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const maxTop = clientHeight - targetTop - targetHeight + offsetY;
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const onMousemove = (e2) => {
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let moveX = offsetX + e2.clientX - downX;
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let moveY = offsetY + e2.clientY - downY;
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if (!(overflow == null ? void 0 : overflow.value)) {
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moveX = Math.min(Math.max(moveX, minLeft), maxLeft);
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moveY = Math.min(Math.max(moveY, minTop), maxTop);
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}
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transform = {
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offsetX: moveX,
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offsetY: moveY
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};
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if (targetRef.value) {
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targetRef.value.style.transform = `translate(${style.addUnit(moveX)}, ${style.addUnit(moveY)})`;
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}
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};
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const onMouseup = () => {
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document.removeEventListener("mousemove", onMousemove);
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document.removeEventListener("mouseup", onMouseup);
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};
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document.addEventListener("mousemove", onMousemove);
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document.addEventListener("mouseup", onMouseup);
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};
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const onDraggable = () => {
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if (dragRef.value && targetRef.value) {
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dragRef.value.addEventListener("mousedown", onMousedown);
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}
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};
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const offDraggable = () => {
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if (dragRef.value && targetRef.value) {
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dragRef.value.removeEventListener("mousedown", onMousedown);
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}
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};
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const resetPosition = () => {
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transform = {
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offsetX: 0,
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offsetY: 0
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};
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if (targetRef.value) {
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targetRef.value.style.transform = "none";
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}
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};
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vue.onMounted(() => {
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vue.watchEffect(() => {
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if (draggable.value) {
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onDraggable();
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} else {
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offDraggable();
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}
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});
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});
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vue.onBeforeUnmount(() => {
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offDraggable();
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});
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return {
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resetPosition
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};
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};
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exports.useDraggable = useDraggable;
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//# sourceMappingURL=index.js.map
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