anotherim/src/main/java/eu/siacs/conversations/ui/widget/MyLocation.java
2019-01-06 10:13:31 +01:00

55 lines
1.9 KiB
Java

package eu.siacs.conversations.ui.widget;
import android.annotation.TargetApi;
import android.content.Context;
import android.graphics.Bitmap;
import android.graphics.Canvas;
import android.graphics.Paint;
import android.graphics.Point;
import android.location.Location;
import android.os.Build;
import android.support.v4.content.ContextCompat;
import org.osmdroid.util.GeoPoint;
import org.osmdroid.util.TileSystem;
import org.osmdroid.views.MapView;
import org.osmdroid.views.overlay.mylocation.SimpleLocationOverlay;
import eu.siacs.conversations.Config;
import eu.siacs.conversations.R;
public class MyLocation extends SimpleLocationOverlay {
private final GeoPoint position;
private final float accuracy;
private final Point mapCenterPoint;
private final Paint fill;
private final Paint outline;
public MyLocation(final Context ctx, final Bitmap icon, final Location position) {
super(icon);
this.mapCenterPoint = new Point();
this.fill = new Paint(Paint.ANTI_ALIAS_FLAG);
final int accent = ContextCompat.getColor(ctx,R.color.blue500);
fill.setColor(accent);
fill.setStyle(Paint.Style.FILL);
this.outline = new Paint(Paint.ANTI_ALIAS_FLAG);
outline.setColor(accent);
outline.setAlpha(50);
outline.setStyle(Paint.Style.FILL);
this.position = new GeoPoint(position);
this.accuracy = position.getAccuracy();
}
@Override
public void draw(final Canvas c, final MapView view, final boolean shadow) {
super.draw(c, view, shadow);
view.getProjection().toPixels(position, mapCenterPoint);
c.drawCircle(mapCenterPoint.x, mapCenterPoint.y,
Math.max(Config.Map.MY_LOCATION_INDICATOR_SIZE + Config.Map.MY_LOCATION_INDICATOR_OUTLINE_SIZE,
accuracy / (float) TileSystem.GroundResolution(position.getLatitude(), view.getZoomLevel())
), this.outline);
c.drawCircle(mapCenterPoint.x, mapCenterPoint.y, Config.Map.MY_LOCATION_INDICATOR_SIZE, this.fill);
}
}