Exemplo n.º 1
0
  @Override
  public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

    setContentView(R.layout.main);

    // enable logging for troubleshooting - optional
    Log.enableAll();
    Log.setTag("online3d");

    // 1. Get the MapView from the Layout xml - mandatory
    mapView = (MapView) findViewById(R.id.mapView);

    // Optional, but very useful: restore map state during device rotation,
    // it is saved in onRetainNonConfigurationInstance() below
    Components retainObject = (Components) getLastNonConfigurationInstance();
    if (retainObject != null) {
      // just restore configuration, skip other initializations
      mapView.setComponents(retainObject);
      mapView.startMapping();
      return;
    } else {
      // 2. create and set MapView components - mandatory
      Components components = new Components();
      // set stereo view: works if you rotate to landscape and device has HTC 3D or LG Real3D
      mapView.setComponents(components);
    }

    // 3. Define map layer for basemap - mandatory.

    TMSMapLayer mapLayer =
        new TMSMapLayer(
            new EPSG3857(), 0, 18, 2, "http://otile1.mqcdn.com/tiles/1.0.0/osm/", "/", ".png");
    mapView.getLayers().setBaseLayer(mapLayer);

    // define style for 3D to define minimum zoom = 14
    ModelStyle modelStyle = ModelStyle.builder().build();
    StyleSet<ModelStyle> modelStyleSet = new StyleSet<ModelStyle>(null);
    modelStyleSet.setZoomStyle(14, modelStyle);

    // ** Online 3D Model layer

    NMLModelOnlineLayer modelLayer =
        new NMLModelOnlineLayer(
            new EPSG3857(),
            "http://aws-lb.nutiteq.ee/nml/nmlserver2.php?data=demo&",
            modelStyleSet);

    modelLayer.setMemoryLimit(20 * 1024 * 1024);

    modelLayer.setPersistentCacheSize(30 * 1024 * 1024);
    modelLayer.setPersistentCachePath(this.getDatabasePath("nmlcache").getPath());

    modelLayer.setLODResolutionFactor(0.3f);
    getMapView().getLayers().addLayer(modelLayer);

    // Tallinn
    mapView.setFocusPoint(new MapPos(2753845.7830863246f, 8275045.674995658f));

    // San Francisco
    // mapView.setFocusPoint(mapView.getLayers().getBaseLayer().getProjection().fromWgs84(-122.41666666667f, 37.76666666666f));

    mapView.setZoom(17.0f);

    // rotation - 0 = north-up
    mapView.setRotation(-96.140175f);
    // tilt means perspective view. Default is 90 degrees for "normal" 2D map view, minimum allowed
    // is 30 degrees.
    mapView.setTilt(30.0f);

    // Activate some mapview options to make it smoother - optional
    mapView.getOptions().setPreloading(false);
    mapView.getOptions().setSeamlessHorizontalPan(true);
    mapView.getOptions().setTileFading(false);
    mapView.getOptions().setKineticPanning(true);
    mapView.getOptions().setDoubleClickZoomIn(true);
    mapView.getOptions().setDualClickZoomOut(true);

    // set sky bitmap - optional, default - white
    mapView.getOptions().setSkyDrawMode(Options.DRAW_BITMAP);
    mapView.getOptions().setSkyOffset(4.86f);
    mapView
        .getOptions()
        .setSkyBitmap(UnscaledBitmapLoader.decodeResource(getResources(), R.drawable.sky_small));

    // Map background, visible if no map tiles loaded - optional, default - white
    mapView.getOptions().setBackgroundPlaneDrawMode(Options.DRAW_BITMAP);
    mapView
        .getOptions()
        .setBackgroundPlaneBitmap(
            UnscaledBitmapLoader.decodeResource(getResources(), R.drawable.background_plane));
    mapView.getOptions().setClearColor(Color.WHITE);

    // configure texture caching - optional, suggested
    mapView.getOptions().setTextureMemoryCacheSize(20 * 1024 * 1024);
    mapView.getOptions().setCompressedMemoryCacheSize(8 * 1024 * 1024);

    // define online map persistent caching - optional, suggested. Default - no caching
    mapView.getOptions().setPersistentCachePath(this.getDatabasePath("mapcache").getPath());
    // set persistent raster cache limit to 100MB
    mapView.getOptions().setPersistentCacheSize(100 * 1024 * 1024);

    // 4. Start the map - mandatory
    mapView.startMapping();

    // 5. zoom buttons using Android widgets - optional
    // get the zoomcontrols that was defined in main.xml
    ZoomControls zoomControls = (ZoomControls) findViewById(R.id.zoomcontrols);
    // set zoomcontrols listeners to enable zooming
    zoomControls.setOnZoomInClickListener(
        new View.OnClickListener() {
          public void onClick(final View v) {
            mapView.zoomIn();
          }
        });
    zoomControls.setOnZoomOutClickListener(
        new View.OnClickListener() {
          public void onClick(final View v) {
            mapView.zoomOut();
          }
        });
  }
Exemplo n.º 2
0
  @Override
  public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

    // spinner in status bar, for progress indication
    requestWindowFeature(Window.FEATURE_INDETERMINATE_PROGRESS);

    setContentView(R.layout.main);

    // enable logging for troubleshooting - optional
    Log.enableAll();
    Log.setTag("nml3d");

    // 1. Get the MapView from the Layout xml - mandatory
    mapView = (MapView) findViewById(R.id.mapView);

    // Optional, but very useful: restore map state during device rotation,
    // it is saved in onRetainNonConfigurationInstance() below
    Components retainObject = (Components) getLastNonConfigurationInstance();
    if (retainObject != null) {
      // just restore configuration, skip other initializations
      mapView.setComponents(retainObject);
      mapView.startMapping();
      return;
    } else {
      // 2. create and set MapView components - mandatory
      Components components = new Components();
      // set stereo view: works if you rotate to landscape and device has HTC 3D or LG Real3D
      mapView.setComponents(components);
    }

    // 3. Define map layer for basemap - mandatory.

    TMSMapLayer mapLayer =
        new TMSMapLayer(
            new EPSG3857(), 5, 18, 0, "http://otile1.mqcdn.com/tiles/1.0.0/osm/", "/", ".png");
    mapView.getLayers().setBaseLayer(mapLayer);

    // define style for 3D to define minimum zoom = 14
    ModelStyle modelStyle = ModelStyle.builder().build();
    StyleSet<ModelStyle> modelStyleSet = new StyleSet<ModelStyle>(null);
    modelStyleSet.setZoomStyle(14, modelStyle);

    // ** 3D Model layer
    try {
      Bundle b = getIntent().getExtras();
      String mapFile = b.getString("selectedFile");

      NMLModelDbLayer modelLayer = new NMLModelDbLayer(new EPSG3857(), mapFile, modelStyleSet);
      modelLayer.setMemoryLimit(20 * 1024 * 1024);
      mapView.getLayers().addLayer(modelLayer);

      // set initial map view camera from database
      Envelope extent = modelLayer.getDataExtent();

      DisplayMetrics metrics = new DisplayMetrics();
      getWindowManager().getDefaultDisplay().getMetrics(metrics);
      int screenHeight = metrics.heightPixels;
      int screenWidth = metrics.widthPixels;

      double zoom =
          Math.log(
                  (screenWidth * (Math.PI * 6378137.0f * 2.0f))
                      / ((extent.maxX - extent.minX) * 256.0))
              / Math.log(2);

      MapPos centerPoint =
          new MapPos((extent.maxX + extent.minX) / 2, (extent.maxY + extent.minY) / 2);
      Log.debug("found extent " + extent + ", zoom " + zoom + ", centerPoint " + centerPoint);

      mapView.setZoom((float) zoom);
      mapView.setFocusPoint(centerPoint);

    } catch (IOException e) {
      e.printStackTrace();
      return;
    }

    // rotation - 0 = north-up
    mapView.setRotation(0f);
    // tilt means perspective view. Default is 90 degrees for "normal" 2D map view, minimum allowed
    // is 30 degrees.
    mapView.setTilt(90.0f);

    // Activate some mapview options to make it smoother - optional
    mapView.getOptions().setPreloading(false);
    mapView.getOptions().setSeamlessHorizontalPan(true);
    mapView.getOptions().setTileFading(false);
    mapView.getOptions().setKineticPanning(true);
    mapView.getOptions().setDoubleClickZoomIn(true);
    mapView.getOptions().setDualClickZoomOut(true);

    // set sky bitmap - optional, default - white
    mapView.getOptions().setSkyDrawMode(Options.DRAW_BITMAP);
    mapView.getOptions().setSkyOffset(4.86f);
    mapView
        .getOptions()
        .setSkyBitmap(UnscaledBitmapLoader.decodeResource(getResources(), R.drawable.sky_small));

    // Map background, visible if no map tiles loaded - optional, default - white
    mapView.getOptions().setBackgroundPlaneDrawMode(Options.DRAW_BITMAP);
    mapView
        .getOptions()
        .setBackgroundPlaneBitmap(
            UnscaledBitmapLoader.decodeResource(getResources(), R.drawable.background_plane));
    mapView.getOptions().setClearColor(Color.WHITE);

    // configure texture caching - optional, suggested
    mapView.getOptions().setTextureMemoryCacheSize(20 * 1024 * 1024);
    mapView.getOptions().setCompressedMemoryCacheSize(8 * 1024 * 1024);

    // define online map persistent caching - optional, suggested. Default - no caching
    mapView.getOptions().setPersistentCachePath(this.getDatabasePath("mapcache").getPath());
    // set persistent raster cache limit to 100MB
    mapView.getOptions().setPersistentCacheSize(100 * 1024 * 1024);

    // 4. Start the map - mandatory
    mapView.startMapping();

    // 5. zoom buttons using Android widgets - optional
    // get the zoomcontrols that was defined in main.xml
    ZoomControls zoomControls = (ZoomControls) findViewById(R.id.zoomcontrols);
    // set zoomcontrols listeners to enable zooming
    zoomControls.setOnZoomInClickListener(
        new View.OnClickListener() {
          public void onClick(final View v) {
            mapView.zoomIn();
          }
        });
    zoomControls.setOnZoomOutClickListener(
        new View.OnClickListener() {
          public void onClick(final View v) {
            mapView.zoomOut();
          }
        });
  }