2014/10/16 上午 08:19:15

android Programming Glossary: metersperpixel

Android: How do I set the zoom level of map view to 1 km radius around my current location?

http://stackoverflow.com/questions/6002563/android-how-do-i-set-the-zoom-level-of-map-view-to-1-km-radius-around-my-curren

code private int calculateZoomLevel double equatorLength 6378140 in meters double widthInPixels screenWidth double metersPerPixel equatorLength 256 int zoomLevel 1 while metersPerPixel widthInPixels 2000 metersPerPixel 2 zoomLevel Log.i ADNAN zoom level.. 6378140 in meters double widthInPixels screenWidth double metersPerPixel equatorLength 256 int zoomLevel 1 while metersPerPixel widthInPixels 2000 metersPerPixel 2 zoomLevel Log.i ADNAN zoom level zoomLevel return zoomLevel The idea is that first I.. screenWidth double metersPerPixel equatorLength 256 int zoomLevel 1 while metersPerPixel widthInPixels 2000 metersPerPixel 2 zoomLevel Log.i ADNAN zoom level zoomLevel return zoomLevel The idea is that first I calculate Meters per pixel in the..