90 lines
2.5 KiB
Java
90 lines
2.5 KiB
Java
/*
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* Copyright 2013 Hannes Janetzek
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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.layers.tile.example;
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import org.oscim.backend.canvas.Color;
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import org.oscim.backend.canvas.Paint.Cap;
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import org.oscim.core.GeometryBuffer;
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import org.oscim.core.Tile;
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import org.oscim.layers.tile.MapTile;
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import org.oscim.layers.tile.TileLayer;
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import org.oscim.layers.tile.TileLoader;
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import org.oscim.layers.tile.TileManager;
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import org.oscim.layers.tile.VectorTileRenderer;
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import org.oscim.map.Map;
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import org.oscim.renderer.elements.ElementLayers;
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import org.oscim.renderer.elements.LineLayer;
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import org.oscim.theme.styles.LineStyle;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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public class TestTileLayer extends TileLayer {
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static final Logger log = LoggerFactory.getLogger(TestTileLayer.class);
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public TestTileLayer(Map map) {
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super(map,
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new TileManager(map, 0, 20, 10),
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new VectorTileRenderer());
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}
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@Override
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protected TestTileLoader createLoader() {
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return new TestTileLoader(this);
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}
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static class TestTileLoader extends TileLoader {
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public TestTileLoader(TileLayer tileLayer) {
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super(tileLayer.getManager());
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}
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GeometryBuffer mGeom = new GeometryBuffer(128, 16);
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LineStyle mLineStyle = new LineStyle(Color.BLUE, 2f, Cap.ROUND);
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@Override
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public boolean loadTile(MapTile tile) {
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log.debug("load tile " + tile);
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ElementLayers layers = new ElementLayers();
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tile.data = layers;
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LineLayer ll = layers.getLineLayer(0);
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ll.line = mLineStyle;
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ll.scale = 2;
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int m = 20;
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int s = Tile.SIZE - m * 2;
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GeometryBuffer g = mGeom;
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g.clear();
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g.startLine();
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g.addPoint(m, m);
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g.addPoint(m, s);
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g.addPoint(s, s);
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g.addPoint(s, m);
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g.addPoint(m, m);
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ll.addLine(g);
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return true;
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}
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@Override
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public void cleanup() {
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}
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}
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}
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