Gestion du mode headless

src/fr/univ_artois/iut_lens/spaceinvader/MegaSpaceInvader.java

@@ -1,5 +1,6 @@
 package fr.univ_artois.iut_lens.spaceinvader;
 
+import java.awt.GraphicsEnvironment;
 import java.io.IOException;
 import java.net.InetAddress;
 import java.net.InetSocketAddress;
@@ -65,10 +66,13 @@ public static void main(String[] args) {
 		shutdownHook();
 		Thread.currentThread().setName("Main");
 
+		boolean headless = GraphicsEnvironment.isHeadless();
+
 
 		try {
 			// donne à l'interface graphique le thème associé au système d'exploitation
-			UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
+			if (!headless)
+				UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
 		} catch (Exception e) {
 			e.printStackTrace();
 		}
@@ -84,6 +88,12 @@ public static void main(String[] args) {
 
 		// si la ligne de commande ne donne rien de concluant, affichage du launcher.
 		if (launchConfig == null) {
+			if (headless) {
+				showCommandLineHelp();
+				System.exit(1);
+			}
+
+
 			LauncherDialog diag = new LauncherDialog();
 
 			ConfigurationSaver saver = new ConfigurationSaver();
@@ -116,7 +126,8 @@ public static void main(String[] args) {
 
 
 
-		if (launchConfig.clientEnabled) {
+		if (launchConfig.clientEnabled && !headless) {
+
 
 			String addr = launchConfig.clientConnectionAddress;
 			int port;
@@ -151,6 +162,22 @@ public static void main(String[] args) {
 
 
 
+	private static void showCommandLineHelp() {
+		System.out.println("paramètres : [-s [PORT_NUMBER [score]]] [-c NICKNAME [SERVER_ADDR:PORT]]");
+		System.out.println();
+		System.out.println("-s : activer le serveur local");
+		System.out.println("    PORT_NUMBER : numéro de port attribué au serveur (par défaut 34567)");
+		System.out.println("    'score' pour activer le système de score (désactivé par défaut)");
+		System.out.println("-c : activer le client local (ignoré si le mode headless est activé)");
+		System.out.println("    NICKNAME le pseudo du joueur");
+		System.out.println("    SERVER_ADDR:PORT : adresse de connexion au serveur. Ignoré si le serveur local est démarré, obligatoire sinon.");
+	}
+
+
+
+
+
+
 
 
 	private static void shutdownHook() {

src/fr/univ_artois/iut_lens/spaceinvader/client/Client.java

@@ -114,7 +114,7 @@ public Client(InetSocketAddress serverAddress, String playerName) throws IOExcep
 
 		// create a frame to contain our game
 		container = new JFrame("Méga Space Invader");
-		container.setIconImage(SpriteStore.get().getSprite("sprites/ComplexShot.png").image);
+		container.setIconImage(SpriteStore.get().getSprite("sprites/ComplexShot.png").getAWTImage());
 
 		// get hold the content of the frame and set up the resolution of the game
 		JPanel panel = (JPanel) container.getContentPane();

src/fr/univ_artois/iut_lens/spaceinvader/launcher/LauncherDialog.java

@@ -49,7 +49,7 @@ public class LauncherDialog extends JFrame {
 	 * Create the dialog.
 	 */
 	public LauncherDialog() {
-		setIconImage(SpriteStore.get().getSprite("sprites/ComplexShot.png").image);
+		setIconImage(SpriteStore.get().getSprite("sprites/ComplexShot.png").getAWTImage());
 		setResizable(false);
 
 		setDefaultCloseOperation(JDialog.EXIT_ON_CLOSE);

src/fr/univ_artois/iut_lens/spaceinvader/sprites_manager/Sprite.java

@@ -2,6 +2,8 @@
 
 import java.awt.Graphics;
 import java.awt.Image;
+import java.awt.Transparency;
+import java.awt.image.BufferedImage;
 
 /**
  * A sprite to be displayed on the screen. Note that a sprite
@@ -14,17 +16,27 @@
  */
 public class Sprite {
 	private static int identifierIncrement = 0;
+
+	private final BufferedImage bImage;
 	/** The image to be drawn for this sprite */
-	public final Image image;
+	private Image image = null;
 	public final int id;
 
 	/**
 	 * Create a new sprite based on an image
 	 * 
 	 * @param image The image that is this sprite
 	 */
-	public Sprite(Image image) {
-		this.image = image;
+	public Sprite(BufferedImage bI) {
+		bImage = bI;
+
+		if (SpriteStore.graphicsConfig != null) {
+			// create an accelerated image of the right size to store our sprite in
+			image = SpriteStore.graphicsConfig.createCompatibleImage(bI.getWidth(),bI.getHeight(),Transparency.TRANSLUCENT);
+			// draw our source image into the accelerated image
+			image.getGraphics().drawImage(bI,0,0,null);
+		}
+
 		id = identifierIncrement++;
 	}
 
@@ -34,7 +46,7 @@ public Sprite(Image image) {
 	 * @return The width in pixels of this sprite
 	 */
 	public int getWidth() {
-		return image.getWidth(null);
+		return bImage.getWidth();
 	}
 
 	/**
@@ -43,7 +55,27 @@ public int getWidth() {
 	 * @return The height in pixels of this sprite
 	 */
 	public int getHeight() {
-		return image.getHeight(null);
+		return bImage.getHeight();
+	}
+
+
+
+	/**
+	 * 
+	 * @return l'image à afficher, ou null si on est en mode headless
+	 */
+	public Image getAWTImage() {
+		return image;
+	}
+
+
+
+	/**
+	 * 
+	 * @return le buffer contenant l'image
+	 */
+	public BufferedImage getBufferedImage() {
+		return bImage;
 	}
 
 	/**

src/fr/univ_artois/iut_lens/spaceinvader/sprites_manager/SpriteStore.java

@@ -2,8 +2,7 @@
 
 import java.awt.GraphicsConfiguration;
 import java.awt.GraphicsEnvironment;
-import java.awt.Image;
-import java.awt.Transparency;
+import java.awt.HeadlessException;
 import java.awt.image.BufferedImage;
 import java.io.IOException;
 import java.net.URL;
@@ -30,6 +29,14 @@ public class SpriteStore {
 	/** The single instance of this class */
 	private static SpriteStore single = new SpriteStore();
 
+	static GraphicsConfiguration graphicsConfig = null;
+
+	static {
+		try {
+			graphicsConfig = GraphicsEnvironment.getLocalGraphicsEnvironment().getDefaultScreenDevice().getDefaultConfiguration();
+		} catch (HeadlessException e) { }
+	}
+
 	/**
 	 * Get the single instance of this class 
 	 * 
@@ -80,15 +87,8 @@ public synchronized Sprite getSprite(String ref) {
 			fail("Failed to load: "+ref);
 		}
 
-		// create an accelerated image of the right size to store our sprite in
-		GraphicsConfiguration gc = GraphicsEnvironment.getLocalGraphicsEnvironment().getDefaultScreenDevice().getDefaultConfiguration();
-		Image image = gc.createCompatibleImage(sourceImage.getWidth(),sourceImage.getHeight(),Transparency.TRANSLUCENT);
-
-		// draw our source image into the accelerated image
-		image.getGraphics().drawImage(sourceImage,0,0,null);
-
 		// create a sprite, add it the cache then return it
-		Sprite sprite = new Sprite(image);
+		Sprite sprite = new Sprite(sourceImage);
 
 		sprites.put(ref,sprite);
 		newSprites.put(ref, sprite);