vtm/vtm-tests/test/org/oscim/layers/tile/TestTileLayer.java

90 lines
2.6 KiB
Java

/*
* Copyright 2013 Hannes Janetzek
*
* This file is part of the OpenScienceMap project (http://www.opensciencemap.org).
*
* This program is free software: you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License as published by the Free Software
* Foundation, either version 3 of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but WITHOUT ANY
* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
* PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License along with
* this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.oscim.layers.tile;
import org.oscim.backend.canvas.Color;
import org.oscim.backend.canvas.Paint.Cap;
import org.oscim.core.GeometryBuffer;
import org.oscim.core.Tile;
import org.oscim.map.Map;
import org.oscim.renderer.bucket.LineBucket;
import org.oscim.renderer.bucket.RenderBuckets;
import org.oscim.theme.styles.LineStyle;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class TestTileLayer extends TileLayer {
static final Logger log = LoggerFactory.getLogger(TestTileLayer.class);
public TestTileLayer(Map map) {
super(map,
new TileManager(map, 10),
new VectorTileRenderer());
}
@Override
protected TestTileLoader createLoader() {
return new TestTileLoader(this);
}
static class TestTileLoader extends TileLoader {
public TestTileLoader(TileLayer tileLayer) {
super(tileLayer.getManager());
}
GeometryBuffer mGeom = new GeometryBuffer(128, 16);
LineStyle mLineStyle = new LineStyle(Color.BLUE, 2f, Cap.ROUND);
@Override
public boolean loadTile(MapTile tile) {
log.debug("load tile " + tile);
RenderBuckets buckets = new RenderBuckets();
tile.data = buckets;
LineBucket lb = buckets.getLineBucket(0);
lb.line = mLineStyle;
lb.scale = 2;
int m = 20;
int s = Tile.SIZE - m * 2;
GeometryBuffer g = mGeom;
g.clear();
g.startLine();
g.addPoint(m, m);
g.addPoint(m, s);
g.addPoint(s, s);
g.addPoint(s, m);
g.addPoint(m, m);
lb.addLine(g);
return true;
}
@Override
public void dispose() {
}
@Override
public void cancel() {
}
}
}