@eliorar/angular-cesium
Version:
Angular library for working with Cesium.
114 lines • 12.9 kB
JavaScript
import { CallbackProperty, Color } from 'cesium';
import { AcEntity } from '../../angular-cesium/models/ac-entity';
import { EditPoint } from './edit-point';
import { defaultLabelProps } from './label-props';
export class EditablePoint extends AcEntity {
constructor(id, pointLayer, coordinateConverter, editOptions, position) {
super();
this.id = id;
this.pointLayer = pointLayer;
this.coordinateConverter = coordinateConverter;
this.editOptions = editOptions;
this._enableEdit = true;
this._labels = [];
this._props = { ...editOptions.pointProps };
if (position) {
this.createFromExisting(position);
}
}
get labels() {
return this._labels;
}
set labels(labels) {
if (!labels) {
return;
}
const position = this.point.getPosition();
this._labels = labels.map((label, index) => {
if (!label.position) {
label.position = position;
}
return Object.assign({}, defaultLabelProps, label);
});
}
get props() {
return this._props;
}
set props(value) {
this._props = value;
}
get enableEdit() {
return this._enableEdit;
}
set enableEdit(value) {
this._enableEdit = value;
if (value) {
this.point.props.color = Color.WHITE;
}
else {
this.point.props.color = Color.DIMGREY;
this.point.props.pixelSize = 10;
}
this.updatePointLayer();
}
createFromExisting(position) {
this.point = new EditPoint(this.id, position, this._props);
this.updatePointLayer();
}
hasPosition(point) {
if (point.position) {
return true;
}
return false;
}
setManually(point, props) {
if (!this.enableEdit) {
throw new Error('Update manually only in edit mode, after point is created');
}
let newProps = props;
if (this.hasPosition(point)) {
newProps = point.pointProp ? point.pointProp : props;
this.point.setPosition(point.position);
}
else {
this.point.setPosition(point);
}
this.point.props = newProps;
this.updatePointLayer();
}
addLastPoint(position) {
this.point.setPosition(position);
this.updatePointLayer();
}
movePoint(toPosition) {
if (!this.point) {
this.point = new EditPoint(this.id, toPosition, this._props);
}
else {
this.point.setPosition(toPosition);
}
this.updatePointLayer();
}
getCurrentPoint() {
return this.point;
}
getPosition() {
return this.point.getPosition();
}
getPositionCallbackProperty() {
return new CallbackProperty(this.getPosition.bind(this), false);
}
updatePointLayer() {
this.pointLayer.update(this.point, this.point.getId());
}
update() {
this.updatePointLayer();
}
dispose() {
this.pointLayer.remove(this.point.getId());
}
getId() {
return this.id;
}
}
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{CallbackProperty, Cartesian3, Color} from 'cesium';\nimport {AcLayerComponent} from '../../angular-cesium/components/ac-layer/ac-layer.component';\nimport {AcEntity} from '../../angular-cesium/models/ac-entity';\nimport {CoordinateConverter} from '../../angular-cesium/services/coordinate-converter/coordinate-converter.service';\nimport {EditPoint} from './edit-point';\nimport {defaultLabelProps, LabelProps} from './label-props';\nimport {PointEditOptions, PointProps} from './point-edit-options';\n\ninterface PositionWithPointProps {\n  position: Cartesian3;\n  pointProp?: PointProps;\n}\n\nexport class EditablePoint extends AcEntity {\n  private point: EditPoint;\n  private _enableEdit = true;\n  private _props: PointProps;\n  private _labels: LabelProps[] = [];\n\n  constructor(private id: string,\n              private pointLayer: AcLayerComponent,\n              private coordinateConverter: CoordinateConverter,\n              private editOptions: PointEditOptions,\n              position?: Cartesian3) {\n    super();\n    this._props = {...editOptions.pointProps};\n    if (position) {\n      this.createFromExisting(position);\n    }\n  }\n\n  get labels(): LabelProps[] {\n    return this._labels;\n  }\n\n  set labels(labels: LabelProps[]) {\n    if (!labels) {\n      return;\n    }\n    const position = this.point.getPosition();\n    this._labels = labels.map((label, index) => {\n      if (!label.position) {\n        label.position = position;\n      }\n      return Object.assign({}, defaultLabelProps, label);\n    });\n  }\n\n  get props(): PointProps {\n    return this._props;\n  }\n\n  set props(value: PointProps) {\n    this._props = value;\n  }\n\n  get enableEdit() {\n    return this._enableEdit;\n  }\n\n  set enableEdit(value: boolean) {\n    this._enableEdit = value;\n    if (value) {\n      this.point.props.color = Color.WHITE;\n    } else {\n      this.point.props.color = Color.DIMGREY;\n      this.point.props.pixelSize = 10;\n    }\n    this.updatePointLayer();\n  }\n\n  private createFromExisting(position: Cartesian3) {\n    this.point = new EditPoint(this.id, position, this._props);\n    this.updatePointLayer();\n  }\n\n  private hasPosition(point: PositionWithPointProps | Cartesian3): point is PositionWithPointProps {\n    if ((point as PositionWithPointProps).position) {\n      return true;\n    }\n    return false;\n  }\n\n  setManually(point: PositionWithPointProps | Cartesian3, props?: PointProps) {\n    if (!this.enableEdit) {\n      throw new Error('Update manually only in edit mode, after point is created');\n    }\n    let newProps = props;\n    if (this.hasPosition(point)) {\n      newProps = point.pointProp ? point.pointProp : props;\n      this.point.setPosition(point.position);\n    } else {\n      this.point.setPosition(point);\n    }\n    this.point.props = newProps;\n    this.updatePointLayer();\n  }\n\n  addLastPoint(position: Cartesian3) {\n    this.point.setPosition(position);\n    this.updatePointLayer();\n  }\n\n  movePoint(toPosition: Cartesian3) {\n    if (!this.point) {\n      this.point = new EditPoint(this.id, toPosition, this._props);\n    } else {\n      this.point.setPosition(toPosition);\n    }\n    this.updatePointLayer();\n  }\n\n  getCurrentPoint(): EditPoint {\n    return this.point;\n  }\n\n  getPosition(): Cartesian3 {\n    return this.point.getPosition();\n  }\n\n  getPositionCallbackProperty(): CallbackProperty {\n    return new CallbackProperty(this.getPosition.bind(this), false);\n  }\n\n  private updatePointLayer() {\n    this.pointLayer.update(this.point, this.point.getId());\n  }\n\n  update() {\n    this.updatePointLayer();\n  }\n\n  dispose() {\n    this.pointLayer.remove(this.point.getId());\n  }\n\n  getId() {\n    return this.id;\n  }\n}\n"]}