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Mapsforge sample: add scale bar #32

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This commit is contained in:
Emux
2017-03-02 14:43:13 +02:00
parent bc46217449
commit 759915861e
2 changed files with 47 additions and 1 deletions
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27
vtm-android-example/src/org/oscim/android/test/MapsforgeMapActivity.java
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@@ -31,6 +31,13 @@ import org.oscim.layers.TileGridLayer;
import org.oscim.layers.tile.buildings.BuildingLayer;
import org.oscim.layers.tile.vector.VectorTileLayer;
import org.oscim.layers.tile.vector.labeling.LabelLayer;
import org.oscim.renderer.BitmapRenderer;
import org.oscim.renderer.GLViewport;
import org.oscim.scalebar.DefaultMapScaleBar;
import org.oscim.scalebar.ImperialUnitAdapter;
import org.oscim.scalebar.MapScaleBar;
import org.oscim.scalebar.MapScaleBarLayer;
import org.oscim.scalebar.MetricUnitAdapter;
import org.oscim.theme.VtmThemes;
import org.oscim.tiling.source.mapfile.MapFileTileSource;
import org.oscim.tiling.source.mapfile.MapInfo;
@@ -39,6 +46,7 @@ public class MapsforgeMapActivity extends MapActivity {
private static final int SELECT_MAP_FILE = 0;
private TileGridLayer mGridLayer;
private DefaultMapScaleBar mMapScaleBar;
@Override
protected void onCreate(Bundle savedInstanceState) {
@@ -48,6 +56,13 @@ public class MapsforgeMapActivity extends MapActivity {
SELECT_MAP_FILE);
}
@Override
protected void onDestroy() {
mMapScaleBar.destroy();
super.onDestroy();
}
public static class MapFilePicker extends FilePicker {
public MapFilePicker() {
setFileDisplayFilter(new FilterByFileExtension(".map"));
@@ -128,6 +143,18 @@ public class MapsforgeMapActivity extends MapActivity {
mMap.layers().add(new BuildingLayer(mMap, l));
mMap.layers().add(new LabelLayer(mMap, l));
mMapScaleBar = new DefaultMapScaleBar(mMap);
mMapScaleBar.setScaleBarMode(DefaultMapScaleBar.ScaleBarMode.BOTH);
mMapScaleBar.setDistanceUnitAdapter(MetricUnitAdapter.INSTANCE);
mMapScaleBar.setSecondaryDistanceUnitAdapter(ImperialUnitAdapter.INSTANCE);
mMapScaleBar.setScaleBarPosition(MapScaleBar.ScaleBarPosition.BOTTOM_LEFT);
MapScaleBarLayer mapScaleBarLayer = new MapScaleBarLayer(mMap, mMapScaleBar);
BitmapRenderer renderer = mapScaleBarLayer.getRenderer();
renderer.setPosition(GLViewport.Position.BOTTOM_LEFT);
renderer.setOffset(5 * getResources().getDisplayMetrics().density, 0);
mMap.layers().add(mapScaleBarLayer);
MapInfo info = tileSource.getMapInfo();
MapPosition pos = new MapPosition();
pos.setByBoundingBox(info.boundingBox, Tile.SIZE * 4, Tile.SIZE * 4);