-
Notifications
You must be signed in to change notification settings - Fork 1
/
index.js
203 lines (187 loc) · 5.43 KB
/
index.js
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
let DefaultConfig = {
url: 'http://webapi.amap.com/maps',
version: '1.3',
key: ''
}
let DefaultMarkerImg = {
'red': 'http://webapi.amap.com/theme/v1.3/markers/n/mark_r.png',
'blue': 'http://webapi.amap.com/theme/v1.3/markers/n/mark_b.png'
}
let init = function (id, options, callback, config) {
initCtx = null
initParams = null
delete window.__amap__init0__
if (typeof options.center === 'string') {
options.center = options.center.split(',')
}
this.map = new AMap.Map(id, options)
this.currentXY = [0, 0]
this.map.on('complete', () => {
document.querySelector('#'+id+' a').removeAttribute('href')
document.querySelector('#'+id+' .amap-copyright').remove()
this.updateCenter()
callback && callback()
})
if (config && typeof config.onDrag === 'function') {
this.currentXY = [0, 0]
this.map.on('touchstart', (e) => {
this.currentXY[0] = e.pixel.getX()
this.currentXY[1] = e.pixel.getY()
})
this.map.on('touchend', (e) => {
let dx = e.pixel.getX() - this.currentXY[0]
let dy = e.pixel.getY() - this.currentXY[1]
let center = this.map.getCenter()
let pixel = this.map.lnglatToPixel(this.map.getCenter(), this.map.getZoom())
let x = pixel.getX() - dx, y = pixel.getY() - dy
let lnglat = this.map.pixelToLngLat(new AMap.Pixel(x, y), this.map.getZoom())
let poi = lnglat.getLng() + ',' + lnglat.getLat()
config.onDrag(poi)
})
}
}
let initCtx = null
let initParams = null
window.__amap__init0__ = function () {
if (!initCtx) {
return
}
init.apply(initCtx, initParams)
}
let amap = function (id, options, callback, jsLoader, config) {
if (typeof jsLoader !== 'function' && typeof AMap === 'undefined') {
throw new Error('There is no loader to load AMap')
}
config = config || {}
for (let k in DefaultConfig) {
if (!config[k]) {
config[k] = DefaultConfig[k]
}
}
if (typeof AMap === 'undefined') {
initCtx = this
initParams = [id, options, callback, config]
// Error: It isn't possible to write into a document from an asynchronously-loaded external script
// 由于chrome 阻止异步写入,改成异步加载高德地图的方案
jsLoader(config.url + '?v='+config.version + '&key=' +config.key+'&callback=__amap__init0__')
} else {
init.call(this, id, options, callback, config)
}
}
amap.prototype.getMap = function () {
return this.map
}
amap.prototype.getCenter = function () {
let center = this.map.getCenter()
return [center.getLng(), center.getLat()]
}
amap.prototype.updateCenter = function (poi, zoom, callback) {
if (typeof poi === 'string') {
poi = poi.split(',')
}
if (poi && zoom) {
this.map.setZoomAndCenter(zoom, poi)
this.map.panTo(poi)
} else if (poi) {
this.map.setCenter(poi)
this.map.panTo(poi)
}
callback && callback()
}
amap.prototype.getService = function (serviceName, callback) {
if (typeof AMap[serviceName] !== 'undefined') {
callback && callback()
} else {
AMap.service('AMap.'+serviceName, callback)
}
}
amap.prototype.poiSearch = function (text, options, callback) {
if (!text) {
callback && callback(null)
return
}
this.getService('PlaceSearch', function () {
let placeSearch = new AMap.PlaceSearch(options)
placeSearch.search(text, function (status, result) {
let ret = null
if (status === 'complete' && result.info === 'OK') {
ret = result.poiList
}
callback && callback(ret)
})
})
}
amap.prototype.nearbySearch = function (poi, options, callback, radius) {
radius = radius || 1000
if (typeof poi === 'string') {
poi = poi.split(',')
}
options = options || {}
this.getService('PlaceSearch', function () {
let placeSearch = new AMap.PlaceSearch(options)
placeSearch.searchNearBy('', poi, radius, function (status, result) {
let ret = null
if (status === 'complete' && result.info === 'OK') {
ret = result.poiList
}
callback && callback(ret)
})
})
}
amap.prototype.addMarker = function (poi, callback, options, icon) {
if (!icon || !DefaultMarkerImg[icon]) {
icon = 'blue'
}
options = options || {}
icon = DefaultMarkerImg[icon]
this.getService('Marker', () => {
if (!options.icon) {
options.icon = icon
}
if (!options.position) {
options.position = (typeof poi === 'string') ? poi.split(',') : poi
}
let marker = new AMap.Marker(options)
marker.setMap(this.map)
/*
marker.setLabel({//label默认蓝框白底左上角显示,样式className为:amap-marker-label
offset: new AMap.Pixel(20, 20),//修改label相对于maker的位置
content: poi
});
*/
callback && callback(marker)
})
}
amap.prototype.clearMarkers = function (markers) {
if (Object.prototype.toString.call(markers) !== "[object Array]") {
markers = [markers]
} else {
if (markers.length < 1) {
return
}
}
this.map.remove(markers)
}
amap.prototype.addToolBar = function (options) {
options = options || {}
if (this.toolBar) {
return
}
this.getService('ToolBar', () => {
if (!options.position) {
options.position = 'RB'
}
if (typeof options.visible === 'undefined') {
options.visible = true
}
options.liteStyle = true
this.toolBar = new AMap.ToolBar(options)
this.map.addControl(this.toolBar)
})
}
amap.prototype.destroy = function () {
this.map.clearMap()
this.map.destroy()
this.map = null
}
export default amap