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| <script>
| import commonMixin from '../base/mixins/common.js'
| import bindEvents from '../base/bindEvent.js'
| import {createPoint} from '../base/factory.js'
|
| export default {
| name: 'bm-circle',
| render () {},
| mixins: [commonMixin('overlay')],
| props: {
| center: {
| },
| radius: {
| },
| strokeColor: {
| type: String
| },
| strokeWeight: {
| type: Number
| },
| strokeOpacity: {
| type: Number
| },
| strokeStyle: {
| type: String
| },
| fillColor: {
| type: String
| },
| fillOpacity: {
| type: Number
| },
| massClear: {
| type: Boolean,
| default: true
| },
| clicking: {
| type: Boolean,
| default: true
| },
| editing: {
| type: Boolean,
| default: false
| }
| },
| watch: {
| 'center.lng' (val, oldVal) {
| const {BMap, originInstance, isEditing, disableEditing, enableEditing, center, editing} = this
| if (!isEditing) {
| disableEditing()
| const lng = val
| if (val.toString() !== oldVal.toString() && lng >= -180 && lng <= 180) {
| originInstance.setCenter(createPoint(BMap, {lng, lat: center.lat}))
| }
| editing && enableEditing()
| }
| },
| 'center.lat' (val, oldVal) {
| const {BMap, originInstance, isEditing, disableEditing, enableEditing, center, editing} = this
| if (!isEditing) {
| disableEditing()
| const lat = val
| if (val.toString() !== oldVal.toString() && lat >= -74 && lat <= 74) {
| originInstance.setCenter(createPoint(BMap, {lng: center.lng, lat}))
| }
| editing && enableEditing()
| }
| },
| radius (val, oldVal) {
| const {originInstance, isEditing, disableEditing, enableEditing, editing} = this
| if (!isEditing) {
| disableEditing()
| originInstance.setRadius(val)
| editing && enableEditing()
| }
| },
| strokeColor (val) {
| this.originInstance.setStrokeColor(val)
| },
| strokeOpacity (val) {
| this.originInstance.setStrokeOpacity(val)
| },
| strokeWeight (val) {
| this.originInstance.setStrokeWeight(val)
| },
| strokeStyle (val) {
| this.originInstance.setStrokeStyle(val)
| },
| fillColor (val) {
| this.originInstance.setFillColor(val)
| },
| fillOpacity (val) {
| this.originInstance.setFillOpacity(val)
| },
| editing (val) {
| val ? this.enableEditing() : this.disableEditing()
| },
| massClear (val) {
| val ? this.originInstance.enableMassClear() : this.originInstance.disableMassClear()
| },
| clicking (val) {
| this.reload()
| }
| },
| methods: {
| dragStartHandler () {
| this.isEditing = true
| },
| dragEndHandler () {
| this.isEditing = false
| this.bindEditingNodeEvents()
| },
| bindEditingNodeEvents () {
| const {originInstance, editingKey, dragStartHandler, dragEndHandler} = this
| originInstance[editingKey].forEach($node => {
| $node.addEventListener('dragstart', dragStartHandler)
| $node.addEventListener('dragend', dragEndHandler)
| })
| },
| enableEditing () {
| const {originInstance, bindEditingNodeEvents} = this
| originInstance.enableEditing()
| bindEditingNodeEvents()
| },
| disableEditing () {
| const {originInstance} = this
| originInstance.disableEditing()
| },
| getEditingKey (overlay) {
| const stack = []
| overlay.enableEditing()
| setTimeout(() => {
| for (const key in overlay) {
| if (overlay[key] && overlay[key].length === 2) {
| stack.push(key)
| }
| }
| overlay.disableEditing()
| for (const key in overlay) {
| if (overlay[key] && overlay[key].length === 0 && ~stack.indexOf(key)) {
| this.editingKey = key
| }
| }
| }, 0)
| },
| load () {
| const {BMap, map, center, radius, strokeColor, strokeWeight, strokeOpacity, strokeStyle, fillColor, fillOpacity, editing, massClear, clicking, enableEditing, disableEditing, getEditingKey, editingKey} = this
| const overlay = new BMap.Circle(createPoint(BMap, {lng: center.lng, lat: center.lat}), radius, {
| strokeColor,
| strokeWeight,
| strokeOpacity,
| strokeStyle,
| fillColor,
| fillOpacity,
| // enableEditing: editing,
| enableMassClear: massClear,
| enableClicking: clicking
| })
| this.originInstance = overlay
| map.addOverlay(overlay)
| bindEvents.call(this, overlay)
| // 解决圆形组件无法双向绑定的问题
| !editingKey && getEditingKey(overlay)
| setTimeout(() => {
| editing ? enableEditing() : disableEditing()
| }, 0)
| }
| }
| }
| </script>
|
|