vtm/vtm-playground/src/org/oscim/test/RuleVisitorTest.java

140 lines
4.8 KiB
Java

/*
* Copyright 2016 devemux86
*
* 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.test;
import com.badlogic.gdx.Input;
import org.oscim.gdx.GdxMap;
import org.oscim.gdx.GdxMapApp;
import org.oscim.layers.tile.vector.VectorTileLayer;
import org.oscim.renderer.MapRenderer;
import org.oscim.theme.RenderTheme;
import org.oscim.theme.VtmThemes;
import org.oscim.theme.rule.Rule;
import org.oscim.theme.rule.Rule.RuleVisitor;
import org.oscim.theme.styles.AreaStyle;
import org.oscim.theme.styles.AreaStyle.AreaBuilder;
import org.oscim.theme.styles.LineStyle;
import org.oscim.theme.styles.LineStyle.LineBuilder;
import org.oscim.theme.styles.RenderStyle;
import org.oscim.tiling.TileSource;
import org.oscim.tiling.source.oscimap4.OSciMap4TileSource;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import static org.oscim.utils.ColorUtil.saturate;
public class RuleVisitorTest extends GdxMap {
final Logger log = LoggerFactory.getLogger(RuleVisitorTest.class);
RenderTheme mTheme;
double mSaturation = 1;
@Override
protected boolean onKeyDown(int keycode) {
VectorTileLayer l = (VectorTileLayer) mMap.layers().get(1);
RenderTheme t = (RenderTheme) l.getTheme();
if (keycode == Input.Keys.NUM_1) {
mSaturation += 0.1;
t.traverseRules(new SaturateLineStyles(mSaturation, true, true, true));
t.updateStyles();
mMap.render();
return true;
}
if (keycode == Input.Keys.NUM_2) {
mSaturation -= 0.1;
t.traverseRules(new SaturateLineStyles(mSaturation, true, true, true));
t.updateStyles();
mMap.render();
return true;
}
return super.onKeyDown(keycode);
}
@Override
public void createLayers() {
MapRenderer.setBackgroundColor(0xf0f0f0);
TileSource ts = new OSciMap4TileSource();
VectorTileLayer l = mMap.setBaseMap(ts);
mMap.setTheme(VtmThemes.DEFAULT);
RenderTheme t = (RenderTheme) l.getTheme();
mTheme = t;
//t.traverseRules(new DesaturateAreaStyles());
//t.traverseRules(new DesaturateLineStyles());
t.traverseRules(new SaturateLineStyles(0.5, true, true, true));
t.updateStyles();
//mMap.setMapPosition(7.707, 81.689, 1 << 16);
mMap.setMapPosition(53.08, 8.82, 1 << 16);
}
public static void main(String[] args) {
GdxMapApp.init();
GdxMapApp.run(new RuleVisitorTest());
}
static class SaturateLineStyles extends RuleVisitor {
private final LineBuilder<?> lineBuilder = LineStyle.builder();
private final AreaBuilder<?> areaBuilder = AreaStyle.builder();
private final double saturation;
private final boolean modifyArea;
private final boolean modifyLine;
private final boolean relative;
public SaturateLineStyles(double saturation, boolean relative, boolean modArea,
boolean modLine) {
this.saturation = saturation;
this.modifyArea = modArea;
this.modifyLine = modLine;
this.relative = relative;
}
@Override
public void apply(Rule r) {
for (RenderStyle style : r.styles) {
if (modifyLine && style instanceof LineStyle) {
LineStyle s = (LineStyle) style;
s.set(lineBuilder.set(s)
.color(saturate(s.color, saturation, relative))
.stippleColor(saturate(s.stippleColor, saturation, relative))
.build());
continue;
}
if (modifyArea && style instanceof AreaStyle) {
AreaStyle s = (AreaStyle) style;
s.set(areaBuilder.set(s)
.color(saturate(s.color, saturation, relative))
.blendColor(saturate(s.blendColor, saturation, relative))
.build());
}
}
super.apply(r);
}
}
}