/*
* 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.BarChartModel;
import org.primefaces.model.chart.ChartSeries;
import org.primefaces.util.ComponentUtils;
public class BarRenderer extends CartesianPlotRenderer {
@Override
protected void encodeData(FacesContext context, Chart chart) throws IOException {
ResponseWriter writer = context.getResponseWriter();
BarChartModel model = (BarChartModel) chart.getModel();
boolean horizontal = model.getOrientation().equals("horizontal");
//data
writer.write(",data:[" );
for(Iterator<ChartSeries> it = model.getSeries().iterator(); it.hasNext();) {
ChartSeries series = it.next();
int i = 1;
writer.write("[");
for(Iterator<Object> its = series.getData().keySet().iterator(); its.hasNext();) {
Number value = series.getData().get(its.next());
String valueToRender = value != null ? value.toString() : "null";
if(horizontal) {
writer.write("[");
writer.write(valueToRender + "," + i);
writer.write("]");
i++;
}
else {
writer.write(valueToRender);
}
if(its.hasNext()) {
writer.write(",");
}
}
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();
BarChartModel model = (BarChartModel) chart.getModel();
String orientation = model.getOrientation();
int barPadding = model.getBarPadding();
int barMargin = model.getBarMargin();
List<String> ticks = model.getTicks();
writer.write(",series:[");
for(Iterator<ChartSeries> it = model.getSeries().iterator(); it.hasNext();) {
ChartSeries series = (ChartSeries) it.next();
series.encode(writer);
if(it.hasNext()) {
writer.write(",");
}
}
writer.write("]");
writer.write(",ticks:[");
for(Iterator<String> tickIt = ticks.iterator(); tickIt.hasNext();) {
writer.write("\"" + ComponentUtils.escapeText(tickIt.next()) + "\"");
if(tickIt.hasNext()) {
writer.write(",");
}
}
writer.write("]");
if(orientation != null) writer.write(",orientation:\"" + orientation + "\"");
if(barPadding != 8) writer.write(",barPadding:" + barPadding);
if(barMargin != 10) writer.write(",barMargin:" + barMargin);
if(model.isStacked()) writer.write(",stackSeries:true");
if(model.isZoom()) writer.write(",zoom:true");
if(model.isAnimate()) writer.write(",animate:true");
if(model.isShowPointLabels()) writer.write(",showPointLabels:true");
if(model.isShowDatatip()) {
writer.write(",datatip:true");
if(model.getDatatipFormat() != null)
writer.write(",datatipFormat:\"" + model.getDatatipFormat() + "\"");
}
}
}