LodModel.java

package org.geogebra.common.gui.dialog.options.model;

import java.util.ArrayList;
import java.util.List;

import org.geogebra.common.kernel.geos.GeoElement;
import org.geogebra.common.kernel.kernelND.GeoElementND;
import org.geogebra.common.kernel.kernelND.SurfaceEvaluable;
import org.geogebra.common.kernel.kernelND.SurfaceEvaluable.LevelOfDetail;
import org.geogebra.common.main.App;
import org.geogebra.common.main.Localization;

public class LodModel extends MultipleOptionsModel {

	private boolean isDefaults;

	public LodModel(App app, boolean isDefaults) {
		super(app);
		this.isDefaults = isDefaults;
	}

	private SurfaceEvaluable getSurfaceAt(int index) {
		return (SurfaceEvaluable) getObjectAt(index);
	}

	@Override
	public void updateProperties() {
		SurfaceEvaluable temp, geo0 = getSurfaceAt(0);
		boolean equalLevelOfDetail = true;

		for (int i = 0; i < getGeosLength(); i++) {
			temp = getSurfaceAt(i);
			if (geo0.getLevelOfDetail() != temp.getLevelOfDetail()) {
				equalLevelOfDetail = false;
			}

		}

		if (equalLevelOfDetail) {
			getListener().setSelectedIndex(
					geo0.getLevelOfDetail() == LevelOfDetail.SPEED ? 0 : 1);
		}

	}

	@Override
	public List<String> getChoiches(Localization loc) {
		List<String> result = new ArrayList<String>();
		result.add(loc.getPlain("Speed"));
		result.add(loc.getPlain("Quality"));
		return result;
	}

	@Override
	protected boolean isValidAt(int index) {
		GeoElement geo = getGeoAt(index);
		return (!isDefaults && (geo.hasLevelOfDetail()));

	}

	@Override
	protected void apply(int index, int value) {
		SurfaceEvaluable geo = getSurfaceAt(index);
		geo.setLevelOfDetail(
				value == 0 ? LevelOfDetail.SPEED : LevelOfDetail.QUALITY);
		((GeoElementND) geo).updateRepaint();
	}

	@Override
	public int getValueAt(int index) {
		// TODO Auto-generated method stub
		return 0;
	}

}