org.primefaces.component.chart.renderer.BarRenderer Maven / Gradle / Ivy

Show more of this group Show more artifacts with this name
Show all versions of primefaces Show documentation
PrimeFaces is one of the most popular UI libraries in Java EE Ecosystem and widely used by software companies, world renowned brands, banks, financial institutions, insurance companies, universities and more.
There is a newer version: 14.0.0-RC3
Show newest version
/**
 * The MIT License
 *
 * Copyright (c) 2009-2019 PrimeTek
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */
package org.primefaces.component.chart.renderer;

import org.primefaces.component.chart.Chart;
import org.primefaces.model.chart.BarChartModel;
import org.primefaces.model.chart.ChartSeries;
import org.primefaces.util.EscapeUtils;

import javax.faces.context.FacesContext;
import javax.faces.context.ResponseWriter;
import java.io.IOException;
import java.util.Iterator;
import java.util.List;
import java.util.Map;

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 it = model.getSeries().iterator(); it.hasNext(); ) {
            ChartSeries series = it.next();
            int i = 1;

            writer.write("[");
            for (Iterator> its = series.getData().entrySet().iterator(); its.hasNext(); ) {
                Map.Entry entry = its.next();
                Number value = entry.getValue();
                String valueToRender = value != null ? value.toString() : "null";

                if (horizontal) {
                    writer.write("[");
                    writer.write(valueToRender + "," + i);
                    writer.write("]");

                    i++;
                }
                else {
                    if (model.getDataRenderMode().equals("key")) {
                        writer.write("'" + (String) entry.getKey() + "'," + valueToRender);
                    }
                    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();
        int barWidth = model.getBarWidth();
        List ticks = model.getTicks();
        String legendLabel = model.getLegendLabel();

        writer.write(",series:[");
        if (model.getDataRenderMode().equals("key") && legendLabel != null) {
            writer.write("{");
            writer.write("label:\"" + EscapeUtils.forJavaScript(legendLabel) + "\"");
            writer.write("}");
        }
        else {
            for (Iterator it = model.getSeries().iterator(); it.hasNext(); ) {
                ChartSeries series = it.next();
                series.encode(writer);

                if (it.hasNext()) {
                    writer.write(",");
                }
            }
        }
        writer.write("]");

        writer.write(",ticks:[");
        for (Iterator tickIt = ticks.iterator(); tickIt.hasNext();) {
            writer.write("\"" + EscapeUtils.forJavaScript(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 (barWidth != 0) {
            writer.write(",barWidth:" + barWidth);
        }
        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() + "\"");
            }
        }
    }
}