智慧教务系统
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// 本文件由FirstUI授权予内蒙古晟誉网络科技有限责任公司(手机号:1 5 1 48 228 10 8,身份证尾号:1R6T39)专用,请尊重知识产权,勿私下传播,违者追究法律责任。
// #ifdef APP-NVUE
const animation = uni.requireNativePlugin('animation');
export default {
data() {
return {
startX: 0,
startY: 0,
lastLeft: 0,
lastTop: 0,
isMove: false
}
},
created() {
this.refFab = null;
this.loop = null
},
mounted() {
this.$nextTick(() => {
setTimeout(() => {
this.refFab = this.getEl(this.$refs['fui_fab_move_ref'])
}, 50)
})
},
methods: {
getEl(el) {
return el.ref || el[0].ref;
},
_aniMove(x, y) {
if (!this.refFab || !this.isDrag) return
animation.transition(this.refFab, {
styles: {
transform: `translate(${x}px,${y}px)`
},
duration: 0,
timingFunction: 'linear',
needLayout: false,
delay: 0
}, () => {
if (Math.abs(x) > 0.1 || Math.abs(y) > 0.1) {
this.isMove = true;
}
});
},
touchstart(e) {
if (!this.isDrag) return;
var touch = e.touches || e.changedTouches
this.startX = touch[0].screenX
this.startY = touch[0].screenY
},
touchmove(e) {
if (!this.isDrag) return;
var touch = e.touches || e.changedTouches
let pageX = touch[0].screenX,
pageY = touch[0].screenY;
var left = pageX - this.startX + this.lastLeft;
left = left < -this.eLeft ? -this.eLeft : left;
left = left > this.maxWidth ? this.maxWidth : left;
this.startX = pageX
var top = pageY - this.startY + this.lastTop;
top = top < -this.eTop ? -this.eTop : top;
top = top > this.maxHeight ? this.maxHeight : top;
this.startY = pageY
this.lastLeft = left
this.lastTop = top
this._aniMove(left, top)
},
touchend(e) {
clearTimeout(this.loop)
this.loop = setTimeout(() => {
this.isMove = false
}, 50)
}
}
}
// #endif
// #ifndef APP-NVUE
export default {}
// #endif