DistanceView.java

package carnero.cgeo.original.libs;

import android.content.Context;
import android.util.AttributeSet;
import android.widget.TextView;

public class DistanceView extends TextView {
	private Base base = null;
	private Double cacheLat = null;
	private Double cacheLon = null;

	public DistanceView(Context context) {
		super(context);
	}

	public DistanceView(Context context, AttributeSet attrs) {
		super(context, attrs);
	}

	public DistanceView(Context context, AttributeSet attrs, int defStyle) {
		super(context, attrs, defStyle);
	}

	public void setContent(Base baseIn, Double cacheLatIn, Double cacheLonIn) {
		base = baseIn;
		cacheLat = cacheLatIn;
		cacheLon = cacheLonIn;
	}

	public void update(Double latitude, Double longitude) {
		if (cacheLat == null || cacheLon == null) return;
		if (latitude == null || longitude == null) return;
		if (base == null) return;

		setText(base.getHumanDistance(Base.getDistance(latitude, longitude, cacheLat, cacheLon)));
	}

	public void setDistance(Double distance) {
		setText("~" + base.getHumanDistance(distance));
	}

	public void clear() {
		setText(null);
	}
}