Perforce JViews Diagrammer Code Example: Basic Diagram

Description

This sample shows the code needed to build a minimum application using a diagram component.

How to Use the Code Example

• Use the toolbar icons to activate selection, zoom and pan the view.

How to Run the Code Example as an Application

This code example can be run as an application. The installation directory contains an executable JAR file, diagrammer-basic.jar, that allows you to execute the code example with a double click from a file browser. Note that if you are using Internet Explorer, you can open the installation directory and execute the JAR file from the browser. This technique may not work in other Web browsers.

Alternatively, you can run the code example application from the command line. First check that the Ant utility is properly configured. If not, see the instructions on how to configure Ant for Perforce JViews.

Then, go to the installation directory of the code example and type:

ant run

Topics Covered

• Create a basic Swing application using a diagram component.
• Load a Perforce JViews Diagrammer project file containing the description of a diagram.
• Create a toolbar to control the diagram view.

Detailed Description

This sample shows the code needed to build a minimum application using a diagram component.
The sample shows a graph that represents a molecule. The nodes of the graph represent the atoms, and the links represent the bonds between atoms. Atoms display the chemical symbol of the element, different elements have different colors. Bonds can be simple or double.

Installation Directory

The Basic Diagram code example is installed here.

Classes Involved

• ilog.views.diagrammer.IlvDiagrammer

  The main class of the diagram component.

• ilog.views.diagrammer.application.IlvDiagrammerViewBar

  The predefined toolbar for controlling a diagram component's view.

Source Files

• BasicDiagrammerApplication

  The entry point of the sample.