org.primefaces.component.chart.renderer.OhlcRenderer Maven / Gradle / Ivy
/*
* Copyright 2009-2014 PrimeTek.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.primefaces.component.chart.renderer;
import java.io.IOException;
import java.util.Iterator;
import java.util.List;
import javax.faces.context.FacesContext;
import javax.faces.context.ResponseWriter;
import org.primefaces.component.chart.Chart;
import org.primefaces.model.chart.OhlcChartModel;
import org.primefaces.model.chart.OhlcChartSeries;
public class OhlcRenderer extends CartesianPlotRenderer {
@Override
protected void encodeData(FacesContext context, Chart chart) throws IOException {
ResponseWriter writer = context.getResponseWriter();
OhlcChartModel model = (OhlcChartModel) chart.getModel();
List data = model.getData();
writer.write(",data:[[");
for(Iterator it = data.iterator(); it.hasNext();) {
OhlcChartSeries s = it.next();
writer.write("[");
writer.write(String.valueOf(s.getValue()));
writer.write(",");
writer.write(String.valueOf(s.getOpen()));
writer.write(",");
writer.write(String.valueOf(s.getHigh()));
writer.write(",");
writer.write(String.valueOf(s.getLow()));
writer.write(",");
writer.write(String.valueOf(s.getClose()));
writer.write("]");
if(it.hasNext()) {
writer.write(",");
}
}
writer.write("]]");
}
@Override
protected void encodeOptions(FacesContext context, Chart chart) throws IOException {
super.encodeOptions(context, chart);
ResponseWriter writer = context.getResponseWriter();
OhlcChartModel model = (OhlcChartModel) chart.getModel();
if(model.isCandleStick())
writer.write(",candleStick:true");
if(model.isZoom())
writer.write(",zoom:true");
if(model.isAnimate())
writer.write(",animate:true");
if(model.isShowDatatip()) {
writer.write(",datatip:true");
if(model.getDatatipFormat() != null)
writer.write(",datatipFormat:\"" + model.getDatatipFormat() + "\"");
}
}
}