126 lines
4.1 KiB
Java
126 lines
4.1 KiB
Java
/*
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* Copyright 2018-2020 devemux86
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* Copyright 2020 Meibes
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*
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* This program is free software: you can redistribute it and/or modify it under the
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* terms of the GNU Lesser General Public License as published by the Free Software
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* Foundation, either version 3 of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT ANY
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* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
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* PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License along with
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* this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package org.oscim.android.test;
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import android.app.Fragment;
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import android.os.Bundle;
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import android.view.LayoutInflater;
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import android.view.View;
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import android.view.ViewGroup;
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import android.widget.RelativeLayout;
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import org.oscim.android.MapView;
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import org.oscim.backend.CanvasAdapter;
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import org.oscim.layers.tile.buildings.BuildingLayer;
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import org.oscim.layers.tile.vector.VectorTileLayer;
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import org.oscim.layers.tile.vector.labeling.LabelLayer;
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import org.oscim.renderer.GLViewport;
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import org.oscim.scalebar.DefaultMapScaleBar;
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import org.oscim.scalebar.MapScaleBar;
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import org.oscim.scalebar.MapScaleBarLayer;
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import org.oscim.theme.IRenderTheme;
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import org.oscim.theme.VtmThemes;
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import org.oscim.tiling.source.mapfile.MapFileTileSource;
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import java.io.File;
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/**
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* You'll need a map with filename berlin.map from download.mapsforge.org in device storage.
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*/
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@SuppressWarnings("deprecation")
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public class MapFragment extends Fragment {
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private MapView mapView;
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private IRenderTheme theme;
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public static MapFragment newInstance() {
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MapFragment instance = new MapFragment();
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Bundle args = new Bundle();
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instance.setArguments(args);
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return instance;
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}
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@Override
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public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
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return inflater.inflate(R.layout.fragment_map, container, false);
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}
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@Override
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public void onViewCreated(View view, Bundle savedInstanceState) {
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super.onViewCreated(view, savedInstanceState);
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mapView = new MapView(getActivity());
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RelativeLayout relativeLayout = view.findViewById(R.id.mapView);
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relativeLayout.addView(mapView);
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// Tile source
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MapFileTileSource tileSource = new MapFileTileSource();
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File file = new File(getActivity().getExternalFilesDir(null), "berlin.map");
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tileSource.setMapFile(file.getAbsolutePath());
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// Vector layer
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VectorTileLayer tileLayer = mapView.map().setBaseMap(tileSource);
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// Building layer
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mapView.map().layers().add(new BuildingLayer(mapView.map(), tileLayer));
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// Label layer
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mapView.map().layers().add(new LabelLayer(mapView.map(), tileLayer));
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// Render theme
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theme = mapView.map().setTheme(VtmThemes.DEFAULT);
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// Scale bar
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MapScaleBar mapScaleBar = new DefaultMapScaleBar(mapView.map());
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MapScaleBarLayer mapScaleBarLayer = new MapScaleBarLayer(mapView.map(), mapScaleBar);
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mapScaleBarLayer.getRenderer().setPosition(GLViewport.Position.BOTTOM_LEFT);
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mapScaleBarLayer.getRenderer().setOffset(5 * CanvasAdapter.getScale(), 0);
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mapView.map().layers().add(mapScaleBarLayer);
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// Note: this map position is specific to Berlin area
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mapView.map().setMapPosition(52.517037, 13.38886, 1 << 12);
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}
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@Override
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public void onResume() {
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super.onResume();
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if (mapView != null) {
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mapView.onResume();
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}
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}
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@Override
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public void onPause() {
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if (mapView != null) {
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mapView.onPause();
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}
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super.onPause();
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}
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@Override
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public void onDestroyView() {
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if (mapView != null) {
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mapView.onDestroy();
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mapView = null;
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}
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if (theme != null) {
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theme.dispose();
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theme = null;
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}
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super.onDestroyView();
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}
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}
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