org.n52.io.style.BarStyle Maven / Gradle / Ivy
/*
* Copyright (C) 2013-2019 52°North Initiative for Geospatial Open Source
* Software GmbH
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 as published
* by the Free Software Foundation.
*
* If the program is linked with libraries which are licensed under one of
* the following licenses, the combination of the program with the linked
* library is not considered a "derivative work" of the program:
*
* - Apache License, version 2.0
* - Apache Software License, version 1.0
* - GNU Lesser General Public License, version 3
* - Mozilla Public License, versions 1.0, 1.1 and 2.0
* - Common Development and Distribution License (CDDL), version 1.0
*
* Therefore the distribution of the program linked with libraries licensed
* under the aforementioned licenses, is permitted by the copyright holders
* if the distribution is compliant with both the GNU General Public License
* version 2 and the aforementioned licenses.
*
* 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 General Public License
* for more details.
*/
package org.n52.io.style;
import org.n52.io.request.StyleProperties;
public class BarStyle extends Style {
private static final String BAR_INTERVAL = "interval";
private static final String BAR_WIDTH = "width";
private static final String DEFAULT_BAR_INTERVAL = "byDay";
private static final double DEFAULT_BAR_WIDTH = 0.8;
public String getBarInterval() {
if (hasProperty(BAR_INTERVAL)) {
return getPropertyAsString(BAR_INTERVAL);
}
return DEFAULT_BAR_INTERVAL;
}
public double getBarMargin() {
// API parameter width is more intuitive than margin parameter internally used by jFreeChart
if (hasProperty(BAR_WIDTH)) {
return 1.0 - getPropertyAsDouble(BAR_WIDTH);
}
return DEFAULT_BAR_WIDTH;
}
public static BarStyle createBarStyle(StyleProperties options) {
if (options == null || options.getProperties().isEmpty()) {
return createDefaultBarStyle();
}
BarStyle barStyleOptions = new BarStyle();
barStyleOptions.setProperties(options.getProperties());
return barStyleOptions;
}
public static BarStyle createDefaultBarStyle() {
return new BarStyle();
}
}