2012-07-02 108 views

回答

0

MapView类可以映射任何代码GeoPoint实际屏幕坐标是这样的:

GeoPoint point = new GeoPoint(latitude, longitude); 
Point ptScreenCoords = new Point(); 
mapView.getProjection().toPixels(point, ptScreenCoords); 

同样可以从屏幕坐标创建GeoPoint

GeoPoint point = mapView.getProjection().fromPixels(x, y);