Annotations Features
The annotation features object is basically a GeoJson FeatureCollection object, with the following specific properties for each feature:
{
id: string; // the id of the annotation.
style: object; //the style of the annotation.
showMeasures: boolean; // will show the annotaiton measure.
label: {
text: string; // the annotaiton label.
geometry: geoJson point. // the position of the label.
}
labelSize: number; // the font size of the label
mode: 'Point' | 'LineString' | 'Polygon' | 'Circle' | 'Rectangle' | 'Arrow' // the annotaion type
icon: string; // the url for the icon.
undeletabel: boolean; // this annotation could be delete.
}