html 部分

<span v-html="dataObj.html" @mousemove="handleOnMousemove($event, dataObj)" @mouseup="handleOnMouseup($event, dataObj)" @dblclick="handleOnDblclick($event, dataObj)" :id="dataObj.id"></span>

js 部分

handleOnMousemove(e, item) {
	if (this.isMousedown) {
		// console.log(e);
		document.getElementById(item.id).style.cursor = 'text'
	}
},
handleOnDblclick() {
	this.isDblclick = true;
	// console.log(this.x);
},
handleOnMousedown(e) {
	this.x = e.x;
	this.isMousedown = true;
	// console.log(this.x);
},
handleOnMouseup(e, item) {
	let x = e.x
	this.isMousedown = false;
	document.getElementById(item.id).style.cursor = 'pointer'
	if (Math.abs(this.x - x) > 2) {
		// console.log('复制');
	} else {
		clearTimeout(this.timer);
		this.timer = setTimeout(() => {
			if (this.isDblclick) {
				// console.log('双击');
				this.isDblclick = false;
				// console.log('复制');
			} else {
				// console.log('跳转');
			}
		}, 300);
	}
}