116 lines
4.6 KiB
Java
116 lines
4.6 KiB
Java
/*
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* Copyright 2014 Hannes Janetzek
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* Copyright 2016-2017 devemux86
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* Copyright 2017 Longri
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*
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* This file is part of the OpenScienceMap project (http://www.opensciencemap.org).
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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.widget.Toast;
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import org.oscim.backend.CanvasAdapter;
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import org.oscim.backend.canvas.Bitmap;
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import org.oscim.backend.canvas.Canvas;
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import org.oscim.backend.canvas.Color;
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import org.oscim.backend.canvas.Paint;
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import org.oscim.core.GeoPoint;
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import org.oscim.layers.marker.ItemizedLayer;
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import org.oscim.layers.marker.MarkerItem;
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import org.oscim.layers.marker.MarkerSymbol;
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import org.oscim.layers.marker.MarkerSymbol.HotspotPlace;
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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.atlas.TextureAtlas;
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import org.oscim.renderer.atlas.TextureRegion;
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import org.oscim.theme.VtmThemes;
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import org.oscim.tiling.source.oscimap4.OSciMap4TileSource;
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import org.oscim.utils.TextureAtlasUtils;
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import java.util.ArrayList;
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import java.util.LinkedHashMap;
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import java.util.List;
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public class AtlasMultiTextureActivity extends MarkerOverlayActivity {
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@Override
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void createLayers() {
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// Map events receiver
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mMap.layers().add(new MapEventsReceiver(mMap));
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VectorTileLayer l = mMap.setBaseMap(new OSciMap4TileSource());
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mMap.layers().add(new BuildingLayer(mMap, l));
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mMap.layers().add(new LabelLayer(mMap, l));
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mMap.setTheme(VtmThemes.DEFAULT);
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// Create Atlas from Bitmaps
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java.util.Map<Object, Bitmap> inputMap = new LinkedHashMap<>();
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java.util.Map<Object, TextureRegion> regionsMap = new LinkedHashMap<>();
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List<TextureAtlas> atlasList = new ArrayList<>();
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float scale = getResources().getDisplayMetrics().density;
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Canvas canvas = CanvasAdapter.newCanvas();
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Paint paint = CanvasAdapter.newPaint();
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paint.setTypeface(Paint.FontFamily.DEFAULT, Paint.FontStyle.NORMAL);
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paint.setTextSize(12 * scale);
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paint.setStrokeWidth(2 * scale);
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paint.setColor(Color.BLACK);
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List<MarkerItem> pts = new ArrayList<>();
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for (double lat = -90; lat <= 90; lat += 10) {
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for (double lon = -180; lon <= 180; lon += 10) {
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String title = lat + "/" + lon;
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pts.add(new MarkerItem(title, "", new GeoPoint(lat, lon)));
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Bitmap bmp = CanvasAdapter.newBitmap((int) (40 * scale), (int) (40 * scale), 0);
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canvas.setBitmap(bmp);
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canvas.fillColor(Color.GREEN);
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canvas.drawText(Double.toString(lat), 3 * scale, 17 * scale, paint);
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canvas.drawText(Double.toString(lon), 3 * scale, 35 * scale, paint);
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inputMap.put(title, bmp);
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}
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}
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// Bitmaps will never used any more
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// With iOS we must flip the Y-Axis
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TextureAtlasUtils.createTextureRegions(inputMap, regionsMap, atlasList, true, false);
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mMarkerLayer = new ItemizedLayer<>(mMap, new ArrayList<MarkerItem>(), (MarkerSymbol) null, this);
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mMap.layers().add(mMarkerLayer);
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mMarkerLayer.addItems(pts);
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// set all markers
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for (MarkerItem item : pts) {
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MarkerSymbol markerSymbol = new MarkerSymbol(regionsMap.get(item.getTitle()), HotspotPlace.BOTTOM_CENTER);
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item.setMarker(markerSymbol);
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}
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Toast.makeText(this, "Atlas count: " + atlasList.size(), Toast.LENGTH_SHORT).show();
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}
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@Override
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public boolean onItemSingleTapUp(int index, MarkerItem item) {
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Toast.makeText(this, "Marker tap\n" + item.getTitle(), Toast.LENGTH_SHORT).show();
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return true;
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}
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@Override
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public boolean onItemLongPress(int index, MarkerItem item) {
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Toast.makeText(this, "Marker long press\n" + item.getTitle(), Toast.LENGTH_SHORT).show();
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return true;
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}
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}
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