added sources for Slick

Former-commit-id: 1647fa32ef6894bd7db44f741f07c2f4dcdf9054
Former-commit-id: 0e5810dcfbe1fd59b13e7cabe9f1e93c5542da2d

lib/slick-source/org/newdawn/slick/Game.java

@@ -0,0 +1,55 @@
+package org.newdawn.slick;
+
+/**
+ * The main game interface that should be implemented by any game being developed
+ * using the container system. There will be some utility type sub-classes as development
+ * continues.
+ * 
+ * @see org.newdawn.slick.BasicGame
+ *
+ * @author kevin
+ */
+public interface Game {
+	/**
+	 * Initialise the game. This can be used to load static resources. It's called
+	 * before the game loop starts
+	 * 
+	 * @param container The container holding the game
+	 * @throws SlickException Throw to indicate an internal error
+	 */
+	public void init(GameContainer container) throws SlickException;
+	
+	/**
+	 * Update the game logic here. No rendering should take place in this method
+	 * though it won't do any harm. 
+	 * 
+	 * @param container The container holing this game
+	 * @param delta The amount of time thats passed since last update in milliseconds
+	 * @throws SlickException Throw to indicate an internal error
+	 */
+	public void update(GameContainer container, int delta) throws SlickException;
+	
+	/**
+	 * Render the game's screen here. 
+	 * 
+	 * @param container The container holing this game
+	 * @param g The graphics context that can be used to render. However, normal rendering
+	 * routines can also be used.
+ 	 * @throws SlickException Throw to indicate a internal error
+	 */
+	public void render(GameContainer container, Graphics g) throws SlickException;
+	
+	/**
+	 * Notification that a game close has been requested
+	 * 
+	 * @return True if the game should close
+	 */
+	public boolean closeRequested();
+	
+	/**
+	 * Get the title of this game 
+	 * 
+	 * @return The title of the game
+	 */
+	public String getTitle();
+}