/*
* JBoss, Home of Professional Open Source
* Copyright 2013, Red Hat, Inc. and individual contributors
* by the @authors tag. See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.richfaces.component;
import java.util.List;
import javax.el.MethodExpression;
import javax.faces.component.UIComponentBase;
import javax.faces.context.FacesContext;
import javax.faces.event.AbortProcessingException;
import javax.faces.event.FacesEvent;
import org.richfaces.cdk.annotations.Attribute;
import org.richfaces.cdk.annotations.Description;
import org.richfaces.cdk.annotations.Event;
import org.richfaces.cdk.annotations.EventName;
import org.richfaces.cdk.annotations.Facet;
import org.richfaces.cdk.annotations.JsfComponent;
import org.richfaces.cdk.annotations.JsfRenderer;
import org.richfaces.cdk.annotations.Signature;
import org.richfaces.cdk.annotations.Tag;
import org.richfaces.cdk.annotations.TagType;
import org.richfaces.component.attribute.CoreProps;
import org.richfaces.model.PlotClickEvent;
import org.richfaces.model.PlotClickListener;
import org.richfaces.renderkit.ChartRendererBase;
import org.richfaces.view.facelets.html.ChartTagHandler;
/**
* A component used to generate visual charts.
*
* @author Lukas Macko
*/
@JsfComponent(
type= AbstractChart.COMPONENT_TYPE,
family = AbstractChart.COMPONENT_FAMILY,
tag = @Tag(name="chart",handlerClass=ChartTagHandler.class,type = TagType.Facelets),
facets = @Facet(name = "hooks", description = @Description("A set of JavaScript functions to modify the plotting process.")),
renderer = @JsfRenderer(type = ChartRendererBase.RENDERER_TYPE),
fires = { @Event(value = PlotClickEvent.class, listener = PlotClickListener.class) })
public abstract class AbstractChart extends UIComponentBase implements CoreProps {
public static final String COMPONENT_TYPE = "org.richfaces.Chart";
public static final String COMPONENT_FAMILY = "org.richfaces.Chart";
/**
* Attribute define whether zoom is enabled. To reset zoom you can use JS
* API $('#id').chart('resetZoom') Attribute is currently supported by line
* chart.
*/
@Attribute
public abstract boolean isZoom();
/**
* A set of JavaScript functions to modify the plotting process.
*/
@Attribute
public abstract String getHooks();
/**
* Javascript handler function for plotclick event called for each series.
* You can setup handler for particular series only. See series tag
* attribute onplotclick.
*/
@Attribute(events = @EventName("plotclick"))
public abstract String getOnplotclick();
/**
* Javascript handler function for plothover event for each series. You can
* setup handler for particular series only. See series tag attribute
* onplothover.
*/
@Attribute(events = @EventName("plothover"))
public abstract String getOnplothover();
/**
* Complementary event for plothover fired when mouse leaves the chart grid.
*/
@Attribute(events = @EventName("mouseout"))
public abstract String getOnmouseout();
/**
* Server-side listener for plotclick event.
*/
@Attribute(signature = @Signature(parameters = PlotClickEvent.class))
public abstract MethodExpression getPlotClickListener();
public abstract void setPlotClickListener(MethodExpression plotClickListener);
@Override
public void broadcast(FacesEvent event) throws AbortProcessingException {
if (event instanceof PlotClickEvent) {
FacesContext context = getFacesContext();
MethodExpression expression = getPlotClickListener();
if (expression != null) {
expression.invoke(context.getELContext(),
new Object[] { event });
}
//particular series listener
int seriesId = ((PlotClickEvent) event).getSeriesIndex();
List<MethodExpression> particularSeriesListeners = (List<MethodExpression>) getAttributes().get("particularSeriesListeners");
if(particularSeriesListeners!=null){
if(seriesId >= 0 && seriesId < particularSeriesListeners.size()){
MethodExpression expr = particularSeriesListeners.get(seriesId);
if(expr!=null){
expr.invoke(context.getELContext(), new Object[]{event});
}
}
}
}
super.broadcast(event);
}
}