|
|
@@ -0,0 +1,303 @@
|
|
|
+function resetPosition(key: any) {
|
|
|
+ const keyboardResize = localStorage.getItem(key)
|
|
|
+ if (keyboardResize) {
|
|
|
+ const obj = JSON.parse(keyboardResize)
|
|
|
+ if (parseInt(obj.left) < 0) {
|
|
|
+ obj.left = 0
|
|
|
+ }
|
|
|
+ if (parseInt(obj.top) < 0) {
|
|
|
+ obj.top = 0
|
|
|
+ }
|
|
|
+ localStorage.setItem(key, JSON.stringify(obj))
|
|
|
+ }
|
|
|
+}
|
|
|
+export const customDialogResizeImg = {
|
|
|
+ mounted(el: any, binding: any, vnode: any) {
|
|
|
+ const bValue = binding.value
|
|
|
+ const localKeyMap: any = {
|
|
|
+ positions: {
|
|
|
+ 'can-resize2': 'cet-preview-positions',
|
|
|
+ 'can-resize22': 'cet-preview2-positions',
|
|
|
+ },
|
|
|
+ resize: {
|
|
|
+ 'can-resize2': 'cet-preview-resize',
|
|
|
+ 'can-resize22': 'cet-preview2-resize',
|
|
|
+ },
|
|
|
+ }
|
|
|
+ const resizeEvent = new CustomEvent('drag-resize', {
|
|
|
+ detail: '尺寸变化',
|
|
|
+ bubbles: false,
|
|
|
+ })
|
|
|
+ resetPosition(localKeyMap.positions[bValue])
|
|
|
+
|
|
|
+ const keyboardPositions = localStorage.getItem(localKeyMap.positions[bValue])
|
|
|
+ const keyboardResize = localStorage.getItem(localKeyMap.resize[bValue])
|
|
|
+ // 初始化不最大化
|
|
|
+ el.fullscreen = false
|
|
|
+ // 弹框可拉伸最小宽高
|
|
|
+ const minWidth = 290
|
|
|
+ const maxHeight = window.innerHeight
|
|
|
+ const winHeight = window.innerHeight
|
|
|
+ const winWidth = window.innerWidth
|
|
|
+
|
|
|
+ // 弹窗
|
|
|
+ const dragDom: any = document.querySelector('.' + binding.value)
|
|
|
+ const dialogHeaderEl = dragDom.querySelector('.preview-head')
|
|
|
+ const img = dragDom.querySelector('.small-img')
|
|
|
+ let imgError = false
|
|
|
+ const resizeEl = document.createElement('div')
|
|
|
+
|
|
|
+ if (!img.src) {
|
|
|
+ dragDom.style.width = minWidth + 'px'
|
|
|
+ dragDom.style.height = minWidth + 'px'
|
|
|
+ dragDom.style.left = winWidth / 2 - minWidth / 2
|
|
|
+ dragDom.style.top = winHeight / 2 - minWidth / 2
|
|
|
+ }
|
|
|
+
|
|
|
+ img.onload = function () {
|
|
|
+ // dragDom.style.width = img.clientWidth + 'px'
|
|
|
+ if (!keyboardResize) {
|
|
|
+ const compareHeight = bValue === 'can-resize22' ? parseInt(maxHeight * 0.97 + '') : parseInt(maxHeight / 2 + '')
|
|
|
+ const ratio = (img.clientWidth + 4) / (img.clientHeight + 48)
|
|
|
+ if (img.clientHeight + 48 > compareHeight) {
|
|
|
+ const dragDomH = compareHeight
|
|
|
+ // dragDom.style.height = dragDomH + 'px'
|
|
|
+ dragDom.style.width = dragDomH * ratio + 'px'
|
|
|
+ }
|
|
|
+ }
|
|
|
+ if (!keyboardPositions) {
|
|
|
+ dragDom.style.left = winWidth / 2 - img.clientWidth / 2 + 'px'
|
|
|
+ dragDom.style.top = winHeight / 2 - (img.clientHeight + 44) / 2 + 'px'
|
|
|
+ }
|
|
|
+ }
|
|
|
+ img.onerror = function () {
|
|
|
+ dragDom.style.width = minWidth + 'px'
|
|
|
+ dragDom.style.height = minWidth + 'px'
|
|
|
+ dragDom.style.left = winWidth / 2 - minWidth / 2 + 'px'
|
|
|
+ dragDom.style.top = winHeight / 2 - minWidth / 2 + 'px'
|
|
|
+ imgError = true
|
|
|
+ resizeEl.style.display = 'none'
|
|
|
+ }
|
|
|
+
|
|
|
+ // console.log('img', getComputedStyle(img).width)
|
|
|
+
|
|
|
+ el.style.overflow = 'initial'
|
|
|
+ dragDom.className += ' el-drag-dialog'
|
|
|
+ // 给弹窗加上overflow auto；不然缩小时框内的标签可能超出dialog；
|
|
|
+ // dragDom.style.overflow = 'auto'
|
|
|
+ dragDom.style.background = '#fff'
|
|
|
+
|
|
|
+ if (keyboardPositions && !!img.src) {
|
|
|
+ dragDom.style.left = JSON.parse(keyboardPositions).left || 0
|
|
|
+ dragDom.style.top = JSON.parse(keyboardPositions).top || 0
|
|
|
+ }
|
|
|
+ if (keyboardResize && !!img.src) {
|
|
|
+ const localW = JSON.parse(keyboardResize).width
|
|
|
+ const localH = JSON.parse(keyboardResize).height
|
|
|
+ localW && (dragDom.style.width = localW)
|
|
|
+ localH && (dragDom.style.height = localH)
|
|
|
+ // dragDom.style.width = JSON.parse(keyboardResize).width || 'auto'
|
|
|
+ // dragDom.style.height = JSON.parse(keyboardResize).height || 'auto'
|
|
|
+ } else {
|
|
|
+ // dragDom.style.height = maxHeight / 2 + 'px'
|
|
|
+ // dragDom.style.width = '290px'
|
|
|
+ }
|
|
|
+
|
|
|
+ // 清除选择头部文字效果
|
|
|
+ // eslint-disable-next-line no-new-func
|
|
|
+ dialogHeaderEl.onselectstart = new Function('return false')
|
|
|
+ // 头部加上可拖动cursor
|
|
|
+ dialogHeaderEl.style.cursor = 'move'
|
|
|
+
|
|
|
+ // 获取原有属性 ie dom元素.currentStyle 火狐谷歌 window.getComputedStyle(dom元素, null);
|
|
|
+ const sty = dragDom.currentStyle || window.getComputedStyle(dragDom, null)
|
|
|
+
|
|
|
+ // 头部插入最大化最小化元素
|
|
|
+ const maxMin = document.createElement('button')
|
|
|
+ maxMin.className += ' el-dialog__headerbtn el-dialog__minmax'
|
|
|
+ maxMin.style.right = '40px'
|
|
|
+ maxMin.style.color = '#ffffff'
|
|
|
+ maxMin.title = el.fullscreen ? '还原' : '最大化'
|
|
|
+ maxMin.innerHTML =
|
|
|
+ '<i class=' +
|
|
|
+ (el.fullscreen ? '"el-icon-crop"' : '"el-icon-full-screen"') +
|
|
|
+ ' onMouseOver="this.style.color=\'#409EFF\'" onMouseOut="this.style.color=\'inherit\'"></i>'
|
|
|
+ // dialogHeaderEl.insertBefore(maxMin, dialogHeaderEl.childNodes[1])
|
|
|
+ const moveDown = (e: any) => {
|
|
|
+ // 鼠标按下，计算当前元素距离可视区的距离
|
|
|
+ const disX = e.clientX - dialogHeaderEl.offsetLeft
|
|
|
+ const disY = e.clientY - dialogHeaderEl.offsetTop
|
|
|
+
|
|
|
+ // 获取到的值带px 正则匹配替换
|
|
|
+ let styL: any, styT: any
|
|
|
+
|
|
|
+ // 注意在ie中 第一次获取到的值为组件自带50% 移动之后赋值为px
|
|
|
+ if (sty.left.includes('%')) {
|
|
|
+ styL = +document.body.clientWidth * (+sty.left.replace(/\\%/g, '') / 100)
|
|
|
+ styT = +document.body.clientHeight * (+sty.top.replace(/\\%/g, '') / 100)
|
|
|
+ } else {
|
|
|
+ styL = +sty.left.replace(/\px/g, '')
|
|
|
+ styT = +sty.top.replace(/\px/g, '')
|
|
|
+ }
|
|
|
+
|
|
|
+ document.onmousemove = function (e) {
|
|
|
+ // 通过事件委托，计算移动的距离
|
|
|
+ const l = e.clientX - disX
|
|
|
+ const t = e.clientY - disY
|
|
|
+
|
|
|
+ // 移动当前元素
|
|
|
+ dragDom.style.left = `${
|
|
|
+ l + styL < 0 ? 0 : l + styL > winWidth - dragDom.clientWidth ? winWidth - dragDom.clientWidth : l + styL
|
|
|
+ }px`
|
|
|
+ dragDom.style.top = `${
|
|
|
+ t + styT < 0 ? 0 : t + styT > winHeight - dragDom.clientHeight ? winHeight - dragDom.clientHeight : t + styT
|
|
|
+ }px`
|
|
|
+
|
|
|
+ // 将此时的位置传出去
|
|
|
+ // binding.value({x:e.pageX,y:e.pageY})
|
|
|
+ }
|
|
|
+
|
|
|
+ document.onmouseup = function (e) {
|
|
|
+ document.onmousemove = null
|
|
|
+ document.onmouseup = null
|
|
|
+ console.log('dragDom.style.left:', dragDom.style.left, dragDom.style.top)
|
|
|
+ if (!imgError && !!img.src) {
|
|
|
+ localStorage.setItem(
|
|
|
+ localKeyMap.positions[bValue],
|
|
|
+ JSON.stringify({
|
|
|
+ left: dragDom.style.left || 0,
|
|
|
+ top: dragDom.style.top || 0,
|
|
|
+ })
|
|
|
+ )
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+ dialogHeaderEl.onmousedown = moveDown
|
|
|
+ // const bodyHeight = 'auto'
|
|
|
+
|
|
|
+ // function setMaxMin() {
|
|
|
+ // if (el.fullscreen) {
|
|
|
+ // const i: any = maxMin.querySelector('.el-icon-crop')
|
|
|
+ // i.classList.remove('el-icon-crop')
|
|
|
+ // i.classList.add('el-icon-full-screen')
|
|
|
+ // maxMin.innerHTML = '<i class="el-icon-full-screen"></i>'
|
|
|
+ // maxMin.title = '最大化'
|
|
|
+ // dragDom.style.height = nowHight + 'px'
|
|
|
+ // dragDom.style.width = nowWidth + 'px'
|
|
|
+ // dragDom.style.marginTop = window.innerHeight * 0.07 + 'px'
|
|
|
+ // el.fullscreen = false
|
|
|
+ // dialogHeaderEl.style.cursor = 'move'
|
|
|
+ // dialogHeaderEl.onmousedown = moveDown
|
|
|
+ // dragDom.querySelector('.el-dialog__body').style.height = bodyHeight
|
|
|
+ // hasSetBodyHight = false
|
|
|
+ // } else {
|
|
|
+ // const i: any = maxMin.querySelector('.el-icon-full-screen')
|
|
|
+ // i.classList.remove('el-icon-full-screen')
|
|
|
+ // i.classList.add('el-icon-crop')
|
|
|
+ // maxMin.title = '还原'
|
|
|
+ // bodyHeight = dragDom.querySelector('.el-dialog__body').offsetHeight + 'px'
|
|
|
+ // nowHight = dragDom.clientHeight
|
|
|
+ // nowWidth = dragDom.clientWidth
|
|
|
+ // nowMarginTop = dragDom.style.marginTop
|
|
|
+ // dragDom.style.left = 0
|
|
|
+ // dragDom.style.top = 0
|
|
|
+ // dragDom.style.height = window.innerHeight + 'px'
|
|
|
+ // dragDom.style.width = '100VW'
|
|
|
+ // dragDom.style.marginTop = 0
|
|
|
+ // el.fullscreen = true
|
|
|
+ // dialogHeaderEl.style.cursor = 'initial'
|
|
|
+ // dialogHeaderEl.onmousedown = null
|
|
|
+ // if (!hasSetBodyHight) {
|
|
|
+ // const footerHeight =
|
|
|
+ // dragDom.querySelector('.el-dialog__footer') && dragDom.querySelector('.el-dialog__footer').offsetHeight
|
|
|
+ // dragDom.querySelector('.el-dialog__body').style.height =
|
|
|
+ // 'calc(100% - ' + (dialogHeaderEl.offsetHeight + footerHeight) + 'px)'
|
|
|
+ // /* dragDom.querySelector('.el-dialog__body').style.height =
|
|
|
+ // window.innerHeight*0.9
|
|
|
+ // - (dialogHeaderEl.offsetHeight + footerHeight) + 'px'*/
|
|
|
+ // hasSetBodyHight = true
|
|
|
+ // }
|
|
|
+ // }
|
|
|
+ // el.dispatchEvent(resizeEvent)
|
|
|
+ // }
|
|
|
+
|
|
|
+ // 点击放大缩小效果
|
|
|
+ // maxMin.onclick = setMaxMin
|
|
|
+ // 双击头部效果
|
|
|
+ // dialogHeaderEl.ondblclick = setMaxMin
|
|
|
+ // 拉伸
|
|
|
+ dragDom.appendChild(resizeEl)
|
|
|
+ // 在弹窗右下角加上一个10-10px的控制块
|
|
|
+ resizeEl.style.cursor = 'se-resize'
|
|
|
+ resizeEl.style.position = 'absolute'
|
|
|
+ resizeEl.style.height = '10px'
|
|
|
+ resizeEl.style.width = '10px'
|
|
|
+ resizeEl.style.border = '3px solid transparent'
|
|
|
+ resizeEl.style.borderRightColor = '#333'
|
|
|
+ resizeEl.style.borderBottomColor = '#333'
|
|
|
+ resizeEl.style.right = '0px'
|
|
|
+ resizeEl.style.bottom = '0px'
|
|
|
+ resizeEl.style.zIndex = '99'
|
|
|
+ // 鼠标拉伸弹窗
|
|
|
+ if (!img.src) {
|
|
|
+ resizeEl.style.display = 'none'
|
|
|
+ }
|
|
|
+
|
|
|
+ resizeEl.onmousedown = (e) => {
|
|
|
+ // 记录初始x位置
|
|
|
+ const clientX = e.clientX
|
|
|
+ // 鼠标按下，计算当前元素距离可视区的距离
|
|
|
+ const disX = e.clientX - resizeEl.offsetLeft
|
|
|
+ const disY = e.clientY - resizeEl.offsetTop
|
|
|
+ console.log('2333', resizeEl.offsetLeft, resizeEl.offsetTop, disX, disY)
|
|
|
+
|
|
|
+ let maxWW = 0
|
|
|
+ document.onmousemove = function (e) {
|
|
|
+ e.preventDefault() // 移动时禁用默认事件
|
|
|
+ // 通过事件委托，计算移动的距离
|
|
|
+ // const x = e.clientX - disX + (e.clientX - clientX) // 这里 由于elementUI的dialog控制居中的，所以水平拉伸效果是双倍
|
|
|
+ const x = e.clientX - disX + (e.clientX - clientX) / 5
|
|
|
+ const y = e.clientY - disY
|
|
|
+
|
|
|
+ if (dragDom.clientHeight >= maxHeight && maxWW == 0) {
|
|
|
+ maxWW = dragDom.clientWidth
|
|
|
+ }
|
|
|
+ // 比较是否小于最小宽高
|
|
|
+ if (x > maxWW && maxWW > 0) {
|
|
|
+ return
|
|
|
+ }
|
|
|
+ dragDom.style.width = x > minWidth ? `${x}px` : minWidth + 'px'
|
|
|
+ // if (dragDom.clientHeight >= maxHeight && maxClientY == 0) {
|
|
|
+ // console.log('到了')
|
|
|
+ // maxClientY = e.clientY
|
|
|
+ // }
|
|
|
+ // dragDom.style.height = y > minHeight ? `${y}px` : minHeight + 'px'
|
|
|
+ // dragDom.style.width = `${x}px`
|
|
|
+ // dragDom.style.height = `${y}px`
|
|
|
+ // if (!hasSetBodyHight) {
|
|
|
+ // const footerHeight =
|
|
|
+ // dragDom.querySelector('.el-dialog__footer') && dragDom.querySelector('.el-dialog__footer').offsetHeight
|
|
|
+ // dragDom.querySelector('.el-dialog__body').style.height =
|
|
|
+ // 'calc(100% - ' + (dialogHeaderEl.offsetHeight + footerHeight) + 'px)'
|
|
|
+ // hasSetBodyHight = true
|
|
|
+ // }
|
|
|
+ }
|
|
|
+ // 拉伸结束
|
|
|
+ document.onmouseup = function (e) {
|
|
|
+ document.onmousemove = null
|
|
|
+ document.onmouseup = null
|
|
|
+ if (!imgError && !!img.src) {
|
|
|
+ localStorage.setItem(
|
|
|
+ localKeyMap.resize[bValue],
|
|
|
+ JSON.stringify({
|
|
|
+ width: dragDom.style.width || 'auto',
|
|
|
+ height: dragDom.style.height || 'auto',
|
|
|
+ })
|
|
|
+ )
|
|
|
+ }
|
|
|
+
|
|
|
+ el.dispatchEvent(resizeEvent)
|
|
|
+ }
|
|
|
+ }
|
|
|
+ },
|
|
|
+}
|
刘洋