/*
* 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.ohlc;
import java.io.IOException;
import java.util.Iterator;
import java.util.List;
import javax.faces.component.UIComponent;
import javax.faces.context.FacesContext;
import javax.faces.context.ResponseWriter;
import org.primefaces.component.chart.BaseChartRenderer;
import org.primefaces.component.chart.UIChart;
import org.primefaces.model.chart.OhlcChartModel;
import org.primefaces.model.chart.OhlcChartSeries;
public class OhlcChartRenderer extends BaseChartRenderer {
@Override
public void encodeEnd(FacesContext context, UIComponent component) throws IOException {
OhlcChart chart = (OhlcChart) component;
encodeMarkup(context, chart);
encodeScript(context, chart);
}
protected void encodeScript(FacesContext context, UIChart uichart) throws IOException{
ResponseWriter writer = context.getResponseWriter();
OhlcChart chart = (OhlcChart) uichart;
String clientId = chart.getClientId(context);
startScript(writer, clientId);
writer.write("$(function(){");
writer.write("PrimeFaces.cw('OhlcChart','" + chart.resolveWidgetVar() + "',{");
writer.write("id:'" + clientId + "'");
encodeData(context, chart);
encodeOptions(context, chart);
encodeClientBehaviors(context, chart);
writer.write("},'charts');});");
endScript(writer);
}
protected void encodeData(FacesContext context, OhlcChart chart) throws IOException {
ResponseWriter writer = context.getResponseWriter();
OhlcChartModel model = (OhlcChartModel) chart.getValue();
List<OhlcChartSeries> data = model.getData();
writer.write(",data:[[");
for (Iterator<OhlcChartSeries> 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("]]");
}
protected void encodeOptions(FacesContext context, OhlcChart chart) throws IOException {
super.encodeOptions(context, chart);
ResponseWriter writer = context.getResponseWriter();
//axes
writer.write(",axes:{");
encodeAxis(context, "xaxis", chart.getXaxisLabel(), chart.getXaxisAngle(), Double.MIN_VALUE, Double.MAX_VALUE);
encodeAxis(context, ",yaxis", chart.getYaxisLabel(), chart.getYaxisAngle(), Double.MIN_VALUE, Double.MAX_VALUE);
writer.write("}");
if(chart.isCandleStick())
writer.write(",candleStick:true");
if(chart.isZoom())
writer.write(",zoom:true");
if(chart.isAnimate())
writer.write(",animate:true");
if(chart.isShowDatatip()) {
writer.write(",datatip:true");
if(chart.getDatatipFormat() != null)
writer.write(",datatipFormat:'" + chart.getDatatipFormat() + "'");
}
}
}