private Point getUpperLeftCornerOfCenterMapTileInScreen(
final int[] centerMapTileCoords, final int tileSizePx, final Point reuse) {
if (OpenStreetMapViewConstants.DEBUGMODE)
Log.d("RMAPS-Me", "YandexTrafficOverlay getUpperLeftCornerOfCenterMapTileInScreen is Called");
final Point out = (reuse != null) ? reuse : new Point();
final int viewWidth = mMapView.getWidth();
final int viewWidth_2 = viewWidth / 2;
final int viewHeight = mMapView.getHeight();
final int viewHeight_2 = viewHeight / 2;
/*
* Calculate the Latitude/Longitude on the left-upper ScreenCoords of the center MapTile. So in the end we can
* determine which MapTiles we additionally need next to the centerMapTile.
*/
final BoundingBoxE6 bb =
Util.getBoundingBoxFromMapTile(
centerMapTileCoords, mMapView.getZoomLevel(), mRendererInfo.PROJECTION);
final float[] relativePositionInCenterMapTile =
bb.getRelativePositionOfGeoPointInBoundingBoxWithLinearInterpolation(
mMapView.getMapCenterLatitudeE6(), mMapView.getMapCenterLongitudeE6(), null);
final int centerMapTileScreenLeft =
viewWidth_2 - (int) (0.5f + (relativePositionInCenterMapTile[1] * tileSizePx));
final int centerMapTileScreenTop =
viewHeight_2 - (int) (0.5f + (relativePositionInCenterMapTile[0] * tileSizePx));
out.set(centerMapTileScreenLeft, centerMapTileScreenTop);
return out;
}
