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| <template lang="pug">
.disabled-index.drone-live-wrap
.pup-drone.bf-blur
.point.top
.point.right
.point.bottom
.point.left
.point.top-left
.point.top-right
.point.bottom-left
.point.bottom-right
.close
.pop-title 视频直播
.pop-main
</template>
<script>
export default {
name: 'video-dialog',
data() {
return {
// 页面对象
pageObj: null,
// 缩放元素
zoomBox: null,
// 是否允许缩放
resizeable: false,
// 鼠标按下时的坐标，并在修改尺寸时保存上一个鼠标的位置
clientX: 0,
clientY: 0,
// div可修改的最小宽高
minW: 8,
minH: 8,
// 鼠标按下时的位置，使用n、s、w、e表示
direc: '',
// 页面位置
top: 160,
left: 800
}
},
mounted() {
// 需要调整尺寸的div
this.zoomBox = this.$el.querySelector('.pup-drone')
// 鼠标按下事件
this.zoomBox.onmousedown = this.zoomDown
this.pageObj = document.querySelector('#app')
// 页面监听移动事件
this.pageObj.onmousemove = this.zoomMove
// 鼠标松开事件
this.pageObj.onmouseup = this.zoomUp
},
methods: {
// 鼠标按下
zoomDown(e) {
// 去除鼠标默认事件
document.oncontextmenu = function(e) {
e.preventDefault()
}
// 阻止冒泡
e.stopPropagation()
let oEvent = e || event
let d = this.getDirection(oEvent)
// 当位置为四个边和四个角时才开启尺寸修改
if (d !== '') {
this.resizeable = true
this.direc = d
this.clientX = e.clientX
this.clientY = e.clientY
}
// 获取页面位置
let box = window.getComputedStyle(this.$el)
let left = parseInt(box.left)
this.left = left
let top = parseInt(box.top)
this.top = top
},
// 缩放移动
zoomMove(e) {
// 当开启尺寸修改时，鼠标移动会修改div尺寸
if (this.resizeable) {
// 鼠标按下的位置在右边，修改宽度
if (this.direc.indexOf('e') !== -1) {
this.zoomBox.style.width = Math.max(this.minW, this.zoomBox.offsetWidth + (e.clientX - this.clientX)) + 'px'
this.clientX = e.clientX
}
// 鼠标按下的位置在上部，修改高度
if (this.direc.indexOf('n') !== -1) {
let offsetHeight = this.clientY - e.clientY
this.zoomBox.style.height = Math.max(this.minH, this.zoomBox.offsetHeight + offsetHeight) + 'px'
this.clientY = e.clientY
// 修改位置
this.top -= offsetHeight
this.$el.style.top = this.top + 'px'
}
// 鼠标按下的位置在底部，修改高度
if (this.direc.indexOf('s') !== -1) {
this.zoomBox.style.height = Math.max(this.minH, this.zoomBox.offsetHeight + (e.clientY - this.clientY)) + 'px'
this.clientY = e.clientY
}
// 鼠标按下的位置在左边，修改宽度，和左侧位置
if (this.direc.indexOf('w') !== -1) {
let offsetWidth = this.clientX - e.clientX
this.zoomBox.style.width = Math.max(this.minW, this.zoomBox.offsetWidth + offsetWidth) + 'px'
this.clientX = e.clientX
// 修改位置
this.left -= offsetWidth
this.$el.style.left = this.left + 'px'
}
}
},
// 鼠标抬起
zoomUp() {
this.resizeable = false
},
// 获取鼠标所在div的位置
getDirection(ev) {
let dir = ''
if (ev.target.className.indexOf('top') >= 0) {
dir += 'n'
} else if (ev.target.className.indexOf('bottom') >= 0) {
dir += 's'
}
if (ev.target.className.indexOf('left') >= 0) {
dir += 'w'
} else if (ev.target.className.indexOf('right') >= 0) {
dir += 'e'
}
if (ev.target.className.indexOf('item') >= 0) {
dir = 'move'
}
return dir
}
},
// 卸载
beforeDestroy() {}
}
</script>
<style scoped lang="stylus">
.disabled-index
position absolute
top 160px
left 800px
z-index 999998
-moz-user-select none /*火狐*/
-webkit-user-select none/*webkit浏览器*/
-ms-user-select none /*IE10*/
-khtml-user-select none /*早期浏览器*/
user-select none
.pup-drone
width 900px
height 609px
border 1px solid #00d7fe
border-radius 12px
position relative
background rgba(4, 26, 34, 0.9)
padding 0 32px 32px 32px
display flex
flex-direction column
.close
width 20px
height 20px
position absolute
right 20px
top 16px
cursor pointer
&::before
content ''
width 20px
height 20px
position absolute
background url('~@assets/images/close.png')
background-repeat no-repeat
background-size 20px 20px
.pop-title
height 52px
line-height 52px
font-size 24px
font-weight 700
cursor pointer
.pop-main
flex 1
position relative
display flex
font-size 18px
overflow hidden
background url('./assets/img/realtime.png')
background-size 100% 100%
.point
width 15px
height 15px
border-radius 2px
position absolute
z-index 1
cursor pointer
.top
top -5px
width 100%
cursor n-resize
.bottom
bottom -5px
width 100%
cursor s-resize
.left
left -5px
height 100%
cursor w-resize
.right
right -5px
height 100%
cursor e-resize
.top-left
top -5px
left -5px
width 30px
height 30px
z-index 3
cursor nw-resize
.bottom-left
bottom -5px
left -5px
width 30px
height 30px
z-index 3
cursor sw-resize
.top-right
top -5px
right -5px
width 30px
height 30px
z-index 3
cursor ne-resize
.bottom-right
bottom -5px
right -5px
width 30px
height 30px
z-index 3
cursor se-resize
</style>
|
