258 lines
5.4 KiB
JavaScript
258 lines
5.4 KiB
JavaScript
let otherMixins = {}
|
||
|
||
// #ifndef APP-PLUS|| MP-WEIXIN || H5
|
||
const MIN_DISTANCE = 10;
|
||
otherMixins = {
|
||
data() {
|
||
// TODO 随机生生元素ID，解决百度小程序获取同一个元素位置信息的bug
|
||
const elClass = `Uni_${Math.ceil(Math.random() * 10e5).toString(36)}`
|
||
return {
|
||
uniShow: false,
|
||
left: 0,
|
||
buttonShow: 'none',
|
||
ani: false,
|
||
moveLeft:'',
|
||
elClass
|
||
}
|
||
},
|
||
watch: {
|
||
show(newVal) {
|
||
if (this.autoClose) return
|
||
this.openState(newVal)
|
||
},
|
||
left(){
|
||
this.moveLeft = `translateX(${this.left}px)`
|
||
},
|
||
buttonShow(newVal){
|
||
if (this.autoClose) return
|
||
this.openState(newVal)
|
||
},
|
||
leftOptions() {
|
||
this.init()
|
||
},
|
||
rightOptions() {
|
||
this.init()
|
||
}
|
||
},
|
||
mounted() {
|
||
this.swipeaction = this.getSwipeAction()
|
||
if (this.swipeaction.children !== undefined) {
|
||
this.swipeaction.children.push(this)
|
||
}
|
||
this.init()
|
||
},
|
||
methods: {
|
||
init(){
|
||
clearTimeout(this.timer)
|
||
this.timer = setTimeout(() => {
|
||
this.getSelectorQuery()
|
||
}, 100)
|
||
// 移动距离
|
||
this.left = 0
|
||
this.x = 0
|
||
},
|
||
|
||
closeSwipe(e) {
|
||
if (!this.autoClose) return
|
||
this.swipeaction.closeOther(this)
|
||
},
|
||
appTouchStart(e) {
|
||
const {
|
||
clientX
|
||
} = e.changedTouches[0]
|
||
this.clientX = clientX
|
||
this.timestamp = new Date().getTime()
|
||
},
|
||
appTouchEnd(e, index, item, position) {
|
||
const {
|
||
clientX
|
||
} = e.changedTouches[0]
|
||
// fixed by xxxx 模拟点击事件，解决 ios 13 点击区域错位的问题
|
||
let diff = Math.abs(this.clientX - clientX)
|
||
let time = (new Date().getTime()) - this.timestamp
|
||
if (diff < 40 && time < 300) {
|
||
this.$emit('click', {
|
||
content: item,
|
||
index,
|
||
position
|
||
})
|
||
}
|
||
},
|
||
touchstart(e) {
|
||
if (this.disabled) return
|
||
this.ani = false
|
||
this.x = this.left || 0
|
||
this.stopTouchStart(e)
|
||
this.autoClose && this.closeSwipe()
|
||
},
|
||
touchmove(e) {
|
||
if (this.disabled) return
|
||
// 是否可以滑动页面
|
||
this.stopTouchMove(e);
|
||
if (this.direction !== 'horizontal') {
|
||
return;
|
||
}
|
||
this.move(this.x + this.deltaX)
|
||
return false
|
||
},
|
||
touchend() {
|
||
if (this.disabled) return
|
||
this.moveDirection(this.left)
|
||
},
|
||
/**
|
||
* 设置移动距离
|
||
* @param {Object} value
|
||
*/
|
||
move(value) {
|
||
value = value || 0
|
||
const leftWidth = this.leftWidth
|
||
const rightWidth = this.rightWidth
|
||
// 获取可滑动范围
|
||
this.left = this.range(value, -rightWidth, leftWidth);
|
||
},
|
||
|
||
/**
|
||
* 获取范围
|
||
* @param {Object} num
|
||
* @param {Object} min
|
||
* @param {Object} max
|
||
*/
|
||
range(num, min, max) {
|
||
return Math.min(Math.max(num, min), max);
|
||
},
|
||
/**
|
||
* 移动方向判断
|
||
* @param {Object} left
|
||
* @param {Object} value
|
||
*/
|
||
moveDirection(left) {
|
||
const threshold = this.threshold
|
||
const isopen = this.isopen || 'none'
|
||
const leftWidth = this.leftWidth
|
||
const rightWidth = this.rightWidth
|
||
if (this.deltaX === 0) {
|
||
this.openState('none')
|
||
return
|
||
}
|
||
if ((isopen === 'none' && rightWidth > 0 && -left > threshold) || (isopen !== 'none' && rightWidth > 0 && rightWidth +
|
||
left < threshold)) {
|
||
// right
|
||
this.openState('right')
|
||
} else if ((isopen === 'none' && leftWidth > 0 && left > threshold) || (isopen !== 'none' && leftWidth > 0 &&
|
||
leftWidth - left < threshold)) {
|
||
// left
|
||
this.openState('left')
|
||
} else {
|
||
// default
|
||
this.openState('none')
|
||
}
|
||
},
|
||
|
||
/**
|
||
* 开启状态
|
||
* @param {Boolean} type
|
||
*/
|
||
openState(type) {
|
||
const leftWidth = this.leftWidth
|
||
const rightWidth = this.rightWidth
|
||
let left = ''
|
||
this.isopen = this.isopen ? this.isopen : 'none'
|
||
switch (type) {
|
||
case "left":
|
||
left = leftWidth
|
||
break
|
||
case "right":
|
||
left = -rightWidth
|
||
break
|
||
default:
|
||
left = 0
|
||
}
|
||
|
||
|
||
if (this.isopen !== type) {
|
||
this.throttle = true
|
||
this.$emit('change', type)
|
||
}
|
||
|
||
this.isopen = type
|
||
// 添加动画类
|
||
this.ani = true
|
||
this.$nextTick(() => {
|
||
this.move(left)
|
||
})
|
||
// 设置最终移动位置,理论上只要进入到这个函数，肯定是要打开的
|
||
},
|
||
close() {
|
||
this.openState('none')
|
||
},
|
||
getDirection(x, y) {
|
||
if (x > y && x > MIN_DISTANCE) {
|
||
return 'horizontal';
|
||
}
|
||
if (y > x && y > MIN_DISTANCE) {
|
||
return 'vertical';
|
||
}
|
||
return '';
|
||
},
|
||
|
||
/**
|
||
* 重置滑动状态
|
||
* @param {Object} event
|
||
*/
|
||
resetTouchStatus() {
|
||
this.direction = '';
|
||
this.deltaX = 0;
|
||
this.deltaY = 0;
|
||
this.offsetX = 0;
|
||
this.offsetY = 0;
|
||
},
|
||
|
||
/**
|
||
* 设置滑动开始位置
|
||
* @param {Object} event
|
||
*/
|
||
stopTouchStart(event) {
|
||
this.resetTouchStatus();
|
||
const touch = event.touches[0];
|
||
this.startX = touch.clientX;
|
||
this.startY = touch.clientY;
|
||
},
|
||
|
||
/**
|
||
* 滑动中，是否禁止打开
|
||
* @param {Object} event
|
||
*/
|
||
stopTouchMove(event) {
|
||
const touch = event.touches[0];
|
||
this.deltaX = touch.clientX - this.startX;
|
||
this.deltaY = touch.clientY - this.startY;
|
||
this.offsetX = Math.abs(this.deltaX);
|
||
this.offsetY = Math.abs(this.deltaY);
|
||
this.direction = this.direction || this.getDirection(this.offsetX, this.offsetY);
|
||
},
|
||
|
||
getSelectorQuery() {
|
||
const views = uni.createSelectorQuery().in(this)
|
||
views
|
||
.selectAll('.'+this.elClass)
|
||
.boundingClientRect(data => {
|
||
if(data.length === 0) return
|
||
let show = 'none'
|
||
if (this.autoClose) {
|
||
show = 'none'
|
||
} else {
|
||
show = this.show
|
||
}
|
||
this.leftWidth = data[0].width || 0
|
||
this.rightWidth = data[1].width || 0
|
||
this.buttonShow = show
|
||
})
|
||
.exec()
|
||
}
|
||
}
|
||
}
|
||
|
||
// #endif
|
||
|
||
export default otherMixins
|