android-mapview

问题 This is my main activity import java.net.HttpURLConnection; import java.net.URL; import javax.xml.parsers.DocumentBuilder; import javax.xml.parsers.DocumentBuilderFactory; import org.w3c.dom.Document; import org.w3c.dom.Node; import org.w3c.dom.NodeList; import android.os.Bundle; import android.util.Log; import com.google.android.maps.GeoPoint; import com.google.android.maps.MapActivity; import com.google.android.maps.MapController; import com.google.android.maps.MapView; public class

问题 I'm getting problems using MapFragment + ListFragment in an Activity, when I use show() and hide() method, everything works ok, but when I have my application in background and I return, I get the GoogleMap stunned or blocked, and I don't know what to do to solve that. The only solution I got to work fine, is using replace transactions, but I don't like this way, because in every transaction we should initiate all map place balloons, and it doesn't keep your last camera location, so... I don

问题 I have 2 Activities. In main Activity I start new Activity with MapView Intent set = new Intent(); set.setClass(getApplicationContext(), OrderMap.class); startActivity(set); onCreate in MapView @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.map); mapView = (MapView) findViewById(R.id.mymapview); mapView.setBuiltInZoomControls(true); } But there is no Zoom Controls and it looks like View "freeze". I can't move map. What's

问题 I am setting the Map to Satellite view on click of a toggle button mapToggle.setOnClickListener(new OnClickListener() { public void onClick(View v) { if (mapToggle.isChecked()) { mapV.setSatellite(true); } else { mapV.setSatellite(false); } }}); I want to programitically determine which mode it is in when the app restarts. Please advice. 回答1: The way I accomplished this is to set an int value in your SharedPreferences. Then onClick of that button, get the value and switch satellite on or off

问题 i have a situation in my app where i should move my map from one location to another location....i am quite new to android..and i found out how to draw a line in between two locations.. public class Mapview extends MapActivity implements LocationListener{ MapController mc; GeoPoint p,p1,p2; LocationManager lm; String provider; class Mapoverlay extends com.google.android.maps.Overlay { @Override public boolean draw(Canvas canvas, MapView mapView, boolean shadow, long when) { // TODO Auto

问题 I have problem with initializing TabHost. I need to have in View several Tabs which show different activities: one must show google map, second - log in form. In created code there is error "The method getTabHost() is undefined for the type MapViewDemo" package com.example.android.apis.view; import java.util.List; import android.app.*; import com.example.android.google.apis.R; import com.google.android.maps.GeoPoint; import com.google.android.maps.MapActivity; import com.google.android.maps

问题 The problem I'm using a mapview with an overlay. When I swipe, the overlay has to be redrawn. But it just chooses some random point during the animation. The question How can I make sure that I perform an action (in general) only after the mapview stopped moving? 来源： https://stackoverflow.com/questions/12194643/action-after-mapview-swipe-animation-stops

问题 How do I get the compass to be shown on the screen when my mapview is created. What is wrong with this code? any suggestions? protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.map); mapView = (MapView) findViewById(R.id.mapview); mapView.setBuiltInZoomControls(true); mc = mapView.getController(); myLoc = new MyLocationOverlay(this, mapView); myLoc.enableCompass(); mapView.getOverlays().add(myLoc); mapView.postInvalidate();

问题 I'm trying to make two finger rotation for my offline maps using osmdroid. I'm new to using maps for android. I have a geoTIFF, I'm planning to extract info using NDK and later send it to JAVA. I need to use the geoPoint to align with True North Up using compass as well. How can I proceed, any help? I did try this: Android Two finger rotation example, but no luck, my app was not able to detect any two finger event. @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate

问题 I have searched for a while on this problem but have come up trumps. I have a simple mapview that makes use of custom overlay items on a ManagedOverlay, let's call them redOverlayItem and blueOverlayItem . All the ManagedOverlay does is query my database for a set of locations of varying types and then place them on a map asynchronously. My managed overlay works fine, however I can't seem to be able to control the "z" ordering. For instance, sometimes I have redOverlayItem 's covering