org.primefaces.component.chart.renderer.MeterGaugeRenderer 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.MeterGaugeChartModel;
public class MeterGaugeRenderer extends BasePlotRenderer {
@Override
protected void encodeData(FacesContext context, Chart chart) throws IOException {
ResponseWriter writer = context.getResponseWriter();
MeterGaugeChartModel model = (MeterGaugeChartModel) chart.getModel();
writer.write(",data:[[" + model.getValue() + "]]");
}
@Override
protected void encodeOptions(FacesContext context, Chart chart) throws IOException {
super.encodeOptions(context, chart);
ResponseWriter writer = context.getResponseWriter();
MeterGaugeChartModel model = (MeterGaugeChartModel) chart.getModel();
String gaugeLabel = model.getGaugeLabel();
double min = model.getMin();
double max = model.getMax();
Integer intervalInnerRadius = model.getIntervalInnerRadius();
Integer intervalOuterRadius = model.getIntervalOuterRadius();
encodeNumberList(context, "intervals", model.getIntervals());
encodeNumberList(context, "ticks", model.getTicks());
if(gaugeLabel != null) {
writer.write(",gaugeLabel:\"" + gaugeLabel + "\"");
writer.write(",gaugeLabelPosition:\"" + model.getGaugeLabelPosition() + "\"");
}
writer.write(",showTickLabels:" + model.isShowTickLabels());
writer.write(",labelHeightAdjust:" + model.getLabelHeightAdjust());
if(intervalInnerRadius != null) writer.write(",intervalInnerRadius:" + intervalInnerRadius);
if(intervalOuterRadius != null) writer.write(",intervalOuterRadius:" + intervalOuterRadius);
if(min != Double.MIN_VALUE) writer.write(",min:" + min);
if(max != Double.MAX_VALUE) writer.write(",max:" + max);
}
private void encodeNumberList(FacesContext context, String name, List values) throws IOException {
if(values != null) {
ResponseWriter writer = context.getResponseWriter();
writer.write("," + name + ":[");
for(Iterator it = values.iterator(); it.hasNext();) {
Number number = it.next();
writer.write(number.toString());
if(it.hasNext()) {
writer.write(",");
}
}
writer.write("]");
}
}
}