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@@ -0,0 +1,142 @@
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+export default {
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+ bind(el, binding, vnode) {
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+ const dialogHeaderEl = el.querySelector('.pzTop')
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+ const dragDom = el
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+ dialogHeaderEl.style.cssText += ';cursor:move;'
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+ // dragDom.style.cssText += ';top:0px;'
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+
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+ // 获取原有属性 ie dom元素.currentStyle 火狐谷歌 window.getComputedStyle(dom元素, null);
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+ const getStyle = (function() {
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+ if (window.document.currentStyle) {
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+ return (dom, attr) => dom.currentStyle[attr]
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+ } else {
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+ return (dom, attr) => getComputedStyle(dom, false)[attr]
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+ }
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+ })()
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+ dialogHeaderEl.ontouchstart = (e) => {
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+ if(e.target.className != "pzClose"){
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+ e.preventDefault()
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+ }
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+ // 鼠标按下,计算当前元素距离可视区的距离
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+ const disX = e.touches[0].pageX - dialogHeaderEl.offsetLeft
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+ const disY = e.touches[0].pageY - dialogHeaderEl.offsetTop
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+
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+ const dragDomWidth = dragDom.offsetWidth
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+ const dragDomHeight = dragDom.offsetHeight
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+
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+ const screenWidth = document.body.clientWidth
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+ const screenHeight = document.body.clientHeight
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+
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+ const minDragDomLeft = dragDom.offsetLeft
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+ const maxDragDomLeft = screenWidth - dragDom.offsetLeft - dragDomWidth
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+
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+ const minDragDomTop = dragDom.offsetTop
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+ const maxDragDomTop = screenHeight - dragDom.offsetTop - dragDomHeight
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+
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+ // 获取到的值带px 正则匹配替换
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+ let styL = getStyle(dragDom, 'left')
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+ let styT = getStyle(dragDom, 'top')
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+
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+ if (styL.includes('%')) {
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+ styL = +document.body.clientWidth * (+styL.replace(/\%/g, '') / 100)
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+ styT = +document.body.clientHeight * (+styT.replace(/\%/g, '') / 100)
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+ } else {
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+ styL = +styL.replace(/\px/g, '')
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+ styT = +styT.replace(/\px/g, '')
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+ }
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+
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+ dialogHeaderEl.ontouchmove = function(e) {
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+ e.preventDefault()
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+ // 通过事件委托,计算移动的距离
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+ let left = e.touches[0].pageX - disX
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+ let top = e.touches[0].pageY - disY
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+
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+ // 边界处理
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+ if (-(left) > minDragDomLeft) {
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+ left = -minDragDomLeft
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+ } else if (left > maxDragDomLeft) {
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+ left = maxDragDomLeft
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+ }
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+
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+ if (-(top) > minDragDomTop) {
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+ top = -minDragDomTop
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+ } else if (top > maxDragDomTop) {
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+ top = maxDragDomTop
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+ }
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+
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+ // 移动当前元素
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+ dragDom.style.cssText += `;left:${left + styL}px;top:${top + styT}px;`
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+
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+ // emit onDrag event
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+ // vnode.child.$emit('dragDialog')
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+ }
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+ }
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+ dialogHeaderEl.onmousedown = (e) => {
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+ // 鼠标按下,计算当前元素距离可视区的距离
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+ const disX = e.clientX - dialogHeaderEl.offsetLeft
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+ const disY = e.clientY - dialogHeaderEl.offsetTop
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+
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+ const dragDomWidth = dragDom.offsetWidth
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+ const dragDomHeight = dragDom.offsetHeight
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+
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+ const screenWidth = document.body.clientWidth
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+ const screenHeight = document.body.clientHeight
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+
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+ const minDragDomLeft = dragDom.offsetLeft
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+ const maxDragDomLeft = screenWidth - dragDom.offsetLeft - dragDomWidth
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+
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+ const minDragDomTop = dragDom.offsetTop
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+ const maxDragDomTop = screenHeight - dragDom.offsetTop - dragDomHeight
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+
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+ // 获取到的值带px 正则匹配替换
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+ let styL = getStyle(dragDom, 'left')
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+ let styT = getStyle(dragDom, 'top')
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+
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+ if (styL.includes('%')) {
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+ styL = +document.body.clientWidth * (+styL.replace(/\%/g, '') / 100)
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+ styT = +document.body.clientHeight * (+styT.replace(/\%/g, '') / 100)
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+ } else {
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+ styL = +styL.replace(/\px/g, '')
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+ styT = +styT.replace(/\px/g, '')
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+ }
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+
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+ dialogHeaderEl.onmousemove = function(e) {
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+ // 通过事件委托,计算移动的距离
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+ let left = e.clientX - disX
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+ let top = e.clientY - disY
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+
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+ // 边界处理
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+ if (-(left) > minDragDomLeft) {
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+ left = -minDragDomLeft
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+ } else if (left > maxDragDomLeft) {
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+ left = maxDragDomLeft
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+ }
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+
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+ if (-(top) > minDragDomTop) {
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+ top = -minDragDomTop
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+ } else if (top > maxDragDomTop) {
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+ top = maxDragDomTop
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+ }
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+
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+ // 移动当前元素
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+ dragDom.style.cssText += `;left:${left + styL}px;top:${top + styT}px;`
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+
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+ // emit onDrag event
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+ // vnode.child.$emit('dragDialog')
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+ }
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+
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+ document.onmouseup = function(e) {
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+ dialogHeaderEl.onmousemove = null
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+ document.onmouseup = null
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+ dialogHeaderEl.ontouchmove = null
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+ document.ontouchend = null
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+ }
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+ document.ontouchend = function(e) {
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+ dialogHeaderEl.onmousemove = null
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+ document.onmouseup = null
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+ dialogHeaderEl.ontouchmove = null
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+ document.ontouchend = null
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+ }
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+ }
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+ }
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+}
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