/*
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* url 目标url
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* arg 需要替换的参数名称
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* arg_val 替换后的参数的值
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* return url 参数替换后的url
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*/
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export function changeURLArg (url, arg, argValue) {
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var pattern = arg + '=([^&]*)'
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var replaceText = arg + '=' + argValue
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if (url.match(pattern)) {
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var tmp = '/(' + arg + '=)([^&]*)/gi'
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// eslint-disable-next-line no-eval
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tmp = url.replace(eval(tmp), replaceText)
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return tmp
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} else {
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if (url.match('[\\?]')) {
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return url + '&' + replaceText
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} else {
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return url + '?' + replaceText
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}
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}
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// eslint-disable-next-line no-unreachable
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return url + '\n' + arg + '\n' + argValue
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}
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/**
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* 脉冲效果
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*/
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export function pulseEffect (xy) {
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let times = 5
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const colors = ['#00f100', '#ff0000']
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// 插件 效果实现
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var pulsingIcon = window.L.icon.pulse({
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iconSize: [30, 30],
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color: colors[0],
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fillColor: ''
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})
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var picGroupMarker = window.L.marker(xy, { icon: pulsingIcon }).addTo(window.mapManager.hightlightLayer)
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// 定时
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var timeInterval = setInterval(() => {
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if (times > 0) {
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times--
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} else {
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clearInterval(timeInterval)
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picGroupMarker.remove()
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}
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}, 1000)
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}
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export function reversePolyLine (feature) {
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const coordinates = clone(feature.geometry.coordinates)
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var latlng = []
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for (var j = 0; j < coordinates.length; j++) {
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let coordinate = coordinates[j]
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coordinate = [coordinate[1], coordinate[0]]
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latlng.push(coordinate)
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}
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return latlng
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}
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export function reverseMultiLine (feature) {
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const coordinates = clone(feature.geometry.coordinates)
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var latlng = []
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for (var j = 0; j < coordinates.length; j++) {
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const coordinate = coordinates[j]
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var xy = []
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for (var k = 0; k < coordinate.length; k++) {
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let coor = coordinate[k]
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if (coor.length > 2) {
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coor = coor.splice(2, 1)
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}
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xy.push(coor.reverse())
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}
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latlng.push(xy)
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}
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return latlng
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}
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/**
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* 设置弹窗平移位置
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* @param pos
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* @param value
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*/
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export function setPanTo (pos, value) {
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var position = pos
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position = window.map.latLngToLayerPoint(position)
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position.y += value
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position = window.map.layerPointToLatLng(position)
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window.map.flyTo(position)
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}
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/**
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* 复制对象
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* @param obj
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* @returns {{}}
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*/
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export function clone (obj) {
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var o
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// 如果 他是对象object的话 , 因为null,object,array 也是'object';
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if (typeof obj === 'object') {
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// 如果 他是空的话
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if (obj === null) {
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o = null
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} else {
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// 如果 他是数组arr的话
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if (obj instanceof Array) {
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o = []
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for (var i = 0, len = obj.length; i < len; i++) {
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o.push(clone(obj[i]))
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}
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} else {
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// 如果 他是对象object的话
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o = {}
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for (var j in obj) {
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o[j] = clone(obj[j])
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}
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}
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}
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} else {
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o = obj
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}
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return o
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}
|
|
/**
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*
|
* 设置index,线在最下面，点在上面
|
* @param layerGroup 图层组
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*/
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export function setZIndex (layer) {
|
if (Array.isArray(layer)) {
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for (var i = 0; i < layer.length; i++) {
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setZIndex(layer[i])
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}
|
} else {
|
if (layer.getLayers) {
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setZIndex(layer.getLayers())
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} else {
|
if (layer.feature && (layer.feature.geometry.type === 'LineString' || layer.feature.geometry.type === 'MultiLineString')) {
|
layer.bringToBack && layer.bringToBack()
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} else {
|
layer.bringToFront && layer.bringToFront()
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}
|
}
|
}
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}
|
|
/**
|
* 去掉两头空格
|
* @param str
|
* @returns {*}
|
*/
|
export function lrtrim (str) {
|
return str.replace(/^\s+|\s+$/g, '')
|
}
|
|
export default clone
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