gef3-draw2d for gwt basic example

App.gwt.xml

<?xml version="1.0" encoding="UTF-8"?>
<module rename-to="app">
	<inherits name="com.google.gwt.user.User" />
	<inherits name="org.eclipse.gef.Gef" />
	
	<entry-point class='app.App'/>

	<source path="" />
	
	<!--  Super Dev Mode  -->
	<add-linker name="xsiframe" />
	<set-configuration-property name="devModeRedirectEnabled" value="true"/>
	<set-property name="compiler.useSourceMaps" value="true" />

	<!-- Only support recent browsers -->
	<set-property name="user.agent" value="ie10,gecko1_8,safari" />

</module>

App.java

package app;

import org.eclipse.draw2d.ColorConstants;
import org.eclipse.draw2d.Ellipse;
import org.eclipse.draw2d.Figure;
import org.eclipse.draw2d.LightweightSystem;
import org.eclipse.draw2d.RectangleFigure;
import org.eclipse.draw2d.XYLayout;
import org.eclipse.draw2d.geometry.Point;

import com.google.gwt.canvas.client.Canvas;
import com.google.gwt.core.client.EntryPoint;
import com.google.gwt.user.client.ui.RootPanel;

public class App implements EntryPoint {

	public void onModuleLoad() {
		Canvas canvas = Canvas.createIfSupported();
		canvas.setWidth("500px");
		canvas.setHeight("500px");
		canvas.setCoordinateSpaceHeight(500);
		canvas.setCoordinateSpaceWidth(500);

		LightweightSystem ls = new LightweightSystem(new org.eclipse.swt.widgets.Canvas(canvas));
		Figure parent = new Figure();
		parent.setLayoutManager(new XYLayout());
		ls.setContents(parent);

		Ellipse e = new Ellipse();
		e.setSize(30, 30);
		e.setLocation(new Point(40, 50));
		e.setForegroundColor(ColorConstants.red);

		RectangleFigure r = new RectangleFigure();
		r.setSize(50, 60);
		r.setLocation(new Point(140, 150));
		r.setForegroundColor(ColorConstants.green);
		r.setBackgroundColor(ColorConstants.yellow);

		parent.add(e);
		parent.add(r);
		
		RootPanel.get().add(canvas);
	}

}

pom.xml

<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
	<modelVersion>4.0.0</modelVersion>
	<groupId>sample</groupId>
	<artifactId>app</artifactId>
	<packaging>war</packaging>
	<version>0.0.1-SNAPSHOT</version>

	<properties>
		<gwt.module>app.App</gwt.module>
		<gwt.genParam>false</gwt.genParam>
		<!-- keep in sync with app-server -->
		<runTarget>http://localhost:8080/</runTarget>
	</properties>

	<repositories>
		<repository>
			<id>emfgwt-repository</id>
			<url>http://repository-ghillairet.forge.cloudbees.com/snapshot</url>
		</repository>
	</repositories>

	<dependencies>
		<dependency>
			<groupId>com.google.gwt</groupId>
			<artifactId>gwt-servlet</artifactId>
			<version>2.6.1</version>
			<scope>runtime</scope>
		</dependency>
		<dependency>
			<groupId>com.google.gwt</groupId>
			<artifactId>gwt-user</artifactId>
			<version>2.6.1</version>
			<scope>provided</scope>
		</dependency>
		<dependency>
			<groupId>org.eclipselabs</groupId>
			<artifactId>org.eclipse.gef</artifactId>
			<version>3.7.0-SNAPSHOT</version>
		</dependency>
		<dependency>
			<groupId>javax.servlet</groupId>
			<artifactId>javax.servlet-api</artifactId>
			<version>3.0.1</version>
			<scope>provided</scope>
		</dependency>
	</dependencies>

	<build>
		<plugins>
			<plugin>
				<artifactId>maven-compiler-plugin</artifactId>
				<version>3.1</version>
				<configuration>
					<source>1.7</source>
					<target>1.7</target>
				</configuration>
			</plugin>

			<plugin>
				<groupId>org.codehaus.mojo</groupId>
				<artifactId>build-helper-maven-plugin</artifactId>
				<version>1.8</version>
			</plugin>

			<plugin>
				<groupId>org.codehaus.mojo</groupId>
				<artifactId>gwt-maven-plugin</artifactId>
				<version>2.6.1</version>
				<configuration>
					<module>${gwt.module}</module>
					<strict>false</strict>
					<genParam>${gwt.genParam}</genParam>
					<noserver>true</noserver>
					<runTarget>${runTarget}</runTarget>
					<deploy>${project.build.directory}/gwtc/extra</deploy>
					<extra>${project.build.directory}/gwtc/extra</extra>
					<gen>${project.build.directory}/gwtc/gen</gen>
					<!-- There's an issue on Mac: see http://code.google.com/p/google-web-toolkit/issues/detail?id=7474 
						<workDir>${project.build.directory}/gwtc/work</workDir> <codeServerWorkDir>${project.build.directory}/gwtc/superDevMode</codeServerWorkDir> -->
				</configuration>
				<executions>
					<execution>
						<id>gwt-compile</id>
						<phase>prepare-package</phase>
						<goals>
							<goal>compile</goal>
						</goals>
					</execution>
				</executions>
			</plugin>

			<plugin>
				<groupId>org.eclipse.jetty</groupId>
				<artifactId>jetty-maven-plugin</artifactId>
				<version>9.1.2.v20140210</version>
				<configuration>
					<scanIntervalSeconds>1</scanIntervalSeconds>
					<webApp>
						<baseResource implementation="org.eclipse.jetty.util.resource.ResourceCollection">
							<resourcesAsCSV>webapp,${basedir}/target/app-${project.version}/</resourcesAsCSV>
						</baseResource>
					</webApp>
					<systemProperties>
						<systemProperty>
							<name>gwt.codeserver.port</name>
							<value>9876</value>
						</systemProperty>
					</systemProperties>
				</configuration>
			</plugin>

			<plugin>
				<groupId>org.apache.maven.plugins</groupId>
				<artifactId>maven-war-plugin</artifactId>
				<version>2.4</version>
				<configuration>
					<archive>
						<addMavenDescriptor>false</addMavenDescriptor>
					</archive>
				</configuration>
			</plugin>

			<plugin>
				<artifactId>maven-source-plugin</artifactId>
				<version>2.2.1</version>
				<executions>
					<execution>
						<id>attach-sources</id>
						<phase>package</phase>
						<goals>
							<goal>jar-no-fork</goal>
						</goals>
					</execution>
				</executions>
			</plugin>

		</plugins>
	</build>

</project>