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package com.mapbox.mapboxsdk.annotations;
import com.mapbox.mapboxsdk.geometry.LatLng;
import java.util.ArrayList;
import java.util.List;
/**
* Multipoint is an abstract annotation for combining geographical locations.
*/
public abstract class MultiPoint extends Annotation {
private List<LatLng> points;
private float alpha = 1.0f;
protected MultiPoint() {
super();
points = new ArrayList<>();
}
/**
* Returns a copy of the points.
*
* @return A {@link List} of points.
*/
public List<LatLng> getPoints() {
return new ArrayList<>(points);
}
/**
* Sets the points of this polyline. This method will take a copy of the points, so further
* mutations to points will have no effect on this polyline.
*
* @param points A {@link List} of {@link LatLng} points making up the polyline.
*/
public void setPoints(List<LatLng> points) {
this.points = new ArrayList<>(points);
update();
}
/**
* Add a point to the polyline.
*
* @param point A {@link LatLng} point to be added.
*/
public void addPoint(LatLng point) {
points.add(point);
update();
}
/**
* Value between 0 and 1 defining the polyline alpha.
*
* @return float value between 0 and 1.
*/
public float getAlpha() {
return alpha;
}
/**
* Set this {@link MultiPoint}s alpha.
*
* @param alpha float value between 0 and 1.
*/
public void setAlpha(float alpha) {
this.alpha = alpha;
update();
}
abstract void update();
}
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