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| <template>
| <span>
| <slot></slot>
| </span>
| </template>
|
| <script>
| import MarkerClusterer from 'bmaplib.markerclusterer'
| import {createSize} from '../base/factory.js'
| import commonMixin from '../base/mixins/common.js'
|
| export default {
| name: 'bml-marker-clusterer',
| mixins: [commonMixin('markerClusterer')],
| props: {
| gridSize: {
| type: Object
| },
| maxZoom: {
| type: Number
| },
| minClusterSize: {
| type: Number
| },
| styles: {
| type: Array,
| default () {
| return []
| }
| },
| averageCenter: {
| type: Boolean,
| default: false
| }
| },
| watch: {
| gridSize: {
| handler (val) {
| const {BMap, originInstance} = this
| originInstance.setGridSize(BMap, val.map)
| },
| deep: true
| },
| maxZoom (val) {
| const {originInstance} = this
| originInstance.setMaxZoom(val)
| },
| minClusterSize: {
| handler (val) {
| const {BMap, originInstance} = this
| originInstance.setMinClusterSize(createSize(BMap, val))
| },
| deep: true
| },
| styles: {
| handler (val) {
| const {BMap, originInstance} = this
| const obj = JSON.parse(JSON.stringify(val)).map(item => {
| item.size = item.size && createSize(BMap, item.size)
| return item
| })
| originInstance.setStyles(obj)
| },
| deep: true
| },
| averageCenter (val) {
| this.reload()
| }
| },
| methods: {
| load () {
| const {BMap, map, gridSize, minClusterSize, maxZoom, styles, averageCenter} = this
| this.originInstance = new MarkerClusterer(map, {
| gridSize: gridSize && createSize(BMap, gridSize),
| maxZoom,
| minClusterSize: minClusterSize && createSize(BMap, minClusterSize),
| styles: styles.map(item => {
| item.size = createSize(BMap, item.size)
| return item
| }),
| isAverageCenter: averageCenter
| })
| this.$nextTick(() => {
| const markers = this.$children.map(inst => inst.originInstance).filter(marker => marker instanceof BMap.Marker)
| this.originInstance.addMarkers(markers)
| })
| }
| },
| beforeCreate () {
| this.preventChildrenRender = true
| }
| }
| </script>
|
|
