/**
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* @Author: Caven
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* @Date: 2020-08-29 19:26:06
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*/
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import DrawPolygon from './draw/DrawPolygon'
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import DrawPolyline from './draw/DrawPolyline'
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import DrawBillboard from './draw/DrawBillboard'
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import EditPolygon from './edit/EditPolygon'
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import EditPolyline from './edit/EditPolyline'
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import EditBillboard from './edit/EditBillboard'
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class Plot {
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constructor(viewer, options = {}) {
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this._currentWorker = undefined
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this._viewer = viewer
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this._options = options
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this._layer = new global.DC.Namespace.Cesium.CustomDataSource('cur-plot-layer')
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this._viewer.dataSources.add(this._layer)
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this._state = undefined
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}
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get viewer () {
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return this._viewer
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}
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get layer () {
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return this._layer
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}
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get state () {
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return this._state
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}
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/**
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*
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* @param type
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* @param style
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* @private
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*/
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_createDrawWorker (type, style) {
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let drawWorker = undefined
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switch (type) {
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case global.DC.OverlayType.POLYGON:
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drawWorker = new DrawPolygon(style)
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break
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case global.DC.OverlayType.POLYLINE:
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drawWorker = new DrawPolyline(style)
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break
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case global.DC.OverlayType.BILLBOARD:
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drawWorker = new DrawBillboard(style)
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break
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default:
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break
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}
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this._currentWorker = drawWorker
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return drawWorker
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}
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/**
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*
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* @param overlay
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* @private
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*/
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_createEditWorker (overlay) {
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let editWorker = undefined
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switch (overlay.type) {
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case global.DC.OverlayType.POLYGON:
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editWorker = new EditPolygon(overlay)
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break
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case global.DC.OverlayType.POLYLINE:
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editWorker = new EditPolyline(overlay)
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break
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case global.DC.OverlayType.BILLBOARD:
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editWorker = new EditBillboard(overlay)
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break
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default:
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break
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}
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this._currentWorker = editWorker
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return editWorker
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}
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/**
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*
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* @param type
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* @param callback
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* @param style
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* @param clampToModel
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* @returns {Plot}
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*/
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draw (type, callback, style = {}, clampToModel = false) {
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this._state = 'draw'
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this._createDrawWorker(type, style)?.start(this, {
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...this._options,
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onDrawStop: callback,
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clampToModel: clampToModel ?? this._options.clampToModel
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})
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return this
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}
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/**
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*
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* @param overlay
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* @param callback
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* @param clampToModel
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* @returns {Plot}
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*/
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edit (overlay, callback, clampToModel = false) {
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this._state = 'edit'
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this._createEditWorker(overlay)?.start(this, {
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...this._options,
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onEditStop: callback,
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clampToModel: clampToModel ?? this._options.clampToModel
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})
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return this
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}
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stop (overlay) {
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if (this._state == 'draw') {
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this._currentWorker?._onDrawStop()
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} else {
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this._currentWorker?._onEditStop(overlay)
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}
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}
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/**
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*
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* @returns {Plot}
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*/
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destroy () {
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this._viewer.dataSources.remove(this._layer)
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this._viewer = undefined
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return this
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}
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}
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export default Plot
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