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Diagram Hierarchical

This example demonstrates an implementation of Hierarchical Diagram.

Diagram Tag Documentation

Diagram is a component to create visual elements and connect them on a web page.

Name	Type	Required	Default	Description
id	String	false	generated	Unique identifier of the component in a namingContainer.
rendered	boolean	false	true	Boolean value to specify the rendering of the component, when set to false component will not be rendered.
binding	UIComponent	false	generated	An EL expression referring to a server side UIComponent instance in a backing bean.
widgetVar	String	false	generated ('widget_' + componentClientId)	Name of the client side widget.
first	int	false	0	Index of the first data to display.
lazy	boolean	false	True, if the value-binding is instance of LazyDataModel.	Defines if lazy loading is enabled for the data component.
rowIndexVar	String	false		Name of iterator to refer each row index.
rowStatePreserved	boolean	false	false	Keeps state of its children on a per-row basis.
rows	int	false	0	Number of rows to display per page. Default value is 0 meaning to display all data available.
style	String	false		Inline style of the component.
styleClass	String	false		Style class of the component.
value	Object	true		Datasource of the component.
var	String	true		Name of the iterator variable that references each element in the data set.

Name	Description
element	Allows customer rendering of HTML in the element.

Name	Type	Default	Description
connect	ConnectEvent	false	Fires when elements are connected.
disconnect	DisconnectEvent	false	Fires when elements are disconnected.
connectionChange	ConnectionChangeEvent	false	Fires when a connection is changed.
positionChange	PositionChangeEvent	false	Fires when an element position is changed.

Name	Library	Target
components.css	primefaces
diagram/diagram.css	primefaces
jquery/jquery.js	primefaces
core.js	primefaces
components.js	primefaces
diagram/diagram.js	primefaces

Family org.primefaces.component

Type org.primefaces.component.Diagram

Class org.primefaces.component.diagram.Diagram

Renderer Type org.primefaces.component.DiagramRenderer

Renderer Class org.primefaces.component.diagram.DiagramRenderer

RESOURCES

Tag DocumentationNew DocumentationNew Documentation JSDoc

ON THIS PAGE

Basic Hierarchical FlowChart StateMachine Editable

CEO

CFO

FIN

PUR

CTO

DEV

TST


<style>
    .ui-diagram-element {
        width: 5em;
        height: 5em;
        line-height: 5em;
        text-align: center;
        box-shadow: 0 5px 10px rgba(0, 0, 0, 0.8);
        border-radius: 5em;
        border: 1px solid #404a4e;
        background-color: #404a4e;
        color: #cccccc;
        user-select: none;
    }

    .ui-diagram-element:hover {
        background-color: #20282b;
    }
</style>

<div class="card">
    <p:diagram value="#{diagramHierarchicalView.model}" style="height:600px" styleClass="ui-widget-content"/>
</div>


package org.primefaces.showcase.view.data.diagram;

import org.primefaces.model.diagram.Connection;
import org.primefaces.model.diagram.DefaultDiagramModel;
import org.primefaces.model.diagram.DiagramModel;
import org.primefaces.model.diagram.Element;
import org.primefaces.model.diagram.connector.StraightConnector;
import org.primefaces.model.diagram.endpoint.DotEndPoint;
import org.primefaces.model.diagram.endpoint.EndPoint;
import org.primefaces.model.diagram.endpoint.EndPointAnchor;

import jakarta.annotation.PostConstruct;
import jakarta.enterprise.context.RequestScoped;
import jakarta.inject.Named;

@Named("diagramHierarchicalView")
@RequestScoped
public class HierarchicalView {

    private DefaultDiagramModel model;

    @PostConstruct
    public void init() {
        model = new DefaultDiagramModel();
        model.setMaxConnections(-1);
        model.setConnectionsDetachable(false);

        Element ceo = new Element("CEO", "25em", "6em");
        ceo.addEndPoint(createEndPoint(EndPointAnchor.BOTTOM));
        model.addElement(ceo);

        //CFO
        Element cfo = new Element("CFO", "10em", "18em");
        cfo.addEndPoint(createEndPoint(EndPointAnchor.TOP));
        cfo.addEndPoint(createEndPoint(EndPointAnchor.BOTTOM));

        Element fin = new Element("FIN", "5em", "30em");
        fin.addEndPoint(createEndPoint(EndPointAnchor.TOP));

        Element pur = new Element("PUR", "20em", "30em");
        pur.addEndPoint(createEndPoint(EndPointAnchor.TOP));

        model.addElement(cfo);
        model.addElement(fin);
        model.addElement(pur);

        //CTO
        Element cto = new Element("CTO", "40em", "18em");
        cto.addEndPoint(createEndPoint(EndPointAnchor.TOP));
        cto.addEndPoint(createEndPoint(EndPointAnchor.BOTTOM));

        Element dev = new Element("DEV", "35em", "30em");
        dev.addEndPoint(createEndPoint(EndPointAnchor.TOP));

        Element tst = new Element("TST", "50em", "30em");
        tst.addEndPoint(createEndPoint(EndPointAnchor.TOP));

        model.addElement(cto);
        model.addElement(dev);
        model.addElement(tst);

        StraightConnector connector = new StraightConnector();
        connector.setPaintStyle("{stroke:'#404a4e', strokeWidth:3}");
        connector.setHoverPaintStyle("{stroke:'#20282b'}");

        //connections
        model.connect(new Connection(ceo.getEndPoints().get(0), cfo.getEndPoints().get(0), connector));
        model.connect(new Connection(ceo.getEndPoints().get(0), cto.getEndPoints().get(0), connector));
        model.connect(new Connection(cfo.getEndPoints().get(1), fin.getEndPoints().get(0), connector));
        model.connect(new Connection(cfo.getEndPoints().get(1), pur.getEndPoints().get(0), connector));
        model.connect(new Connection(cto.getEndPoints().get(1), dev.getEndPoints().get(0), connector));
        model.connect(new Connection(cto.getEndPoints().get(1), tst.getEndPoints().get(0), connector));
    }

    private EndPoint createEndPoint(EndPointAnchor anchor) {
        DotEndPoint endPoint = new DotEndPoint(anchor);
        endPoint.setStyle("{fill:'#404a4e'}");
        endPoint.setHoverStyle("{fill:'#20282b'}");

        return endPoint;
    }

    public DiagramModel getModel() {
        return model;
    }
}

Diagram Hierarchical

Diagram Tag Documentation

Usage

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