66 lines
2.1 KiB
Java
66 lines
2.1 KiB
Java
package eu.siacs.conversations.ui.widget;
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import android.annotation.TargetApi;
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import android.content.Context;
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import android.graphics.Bitmap;
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import android.graphics.Canvas;
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import android.graphics.Paint;
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import android.graphics.Point;
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import android.location.Location;
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import android.os.Build;
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import org.osmdroid.util.GeoPoint;
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import org.osmdroid.views.MapView;
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import org.osmdroid.views.overlay.mylocation.SimpleLocationOverlay;
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import eu.siacs.conversations.Config;
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import eu.siacs.conversations.R;
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import microsoft.mappoint.TileSystem;
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public class MyLocation extends SimpleLocationOverlay {
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private final GeoPoint position;
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private final float accuracy;
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private final Point mapCenterPoint;
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private final Paint fill;
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private final Paint outline;
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@TargetApi(Build.VERSION_CODES.LOLLIPOP)
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private int getColor(final Context ctx) {
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final int accent;
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if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
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accent = ctx.getResources().getColor(R.color.accent, ctx.getTheme());
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} else {
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//noinspection deprecation
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accent = ctx.getResources().getColor(R.color.accent);
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}
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return accent;
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}
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public MyLocation(final Context ctx, final Bitmap icon, final Location position) {
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super(icon);
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this.mapCenterPoint = new Point();
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this.fill = new Paint(Paint.ANTI_ALIAS_FLAG);
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final int accent = this.getColor(ctx);
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fill.setColor(accent);
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fill.setStyle(Paint.Style.FILL);
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this.outline = new Paint(Paint.ANTI_ALIAS_FLAG);
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outline.setColor(accent);
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outline.setAlpha(50);
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outline.setStyle(Paint.Style.FILL);
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this.position = new GeoPoint(position);
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this.accuracy = position.getAccuracy();
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}
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@Override
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public void draw(final Canvas c, final MapView view, final boolean shadow) {
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super.draw(c, view, shadow);
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view.getProjection().toPixels(position, mapCenterPoint);
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c.drawCircle(mapCenterPoint.x, mapCenterPoint.y,
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Math.max(Config.Map.MY_LOCATION_INDICATOR_SIZE + Config.Map.MY_LOCATION_INDICATOR_OUTLINE_SIZE,
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accuracy / (float) TileSystem.GroundResolution(position.getLatitude(), view.getZoomLevel())
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), this.outline);
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c.drawCircle(mapCenterPoint.x, mapCenterPoint.y, Config.Map.MY_LOCATION_INDICATOR_SIZE, this.fill);
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}
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}
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