package thread;

import java.util.ArrayList;

import java.util.List;

import main.GameControl;

import main.Main;

import assets.AssetContainer;

public abstract class GameThread implements Runnable, ObservableThread {

protected Main mainApplication;

protected AssetContainer assContainer;

/** List of listeners that care about when the initial setup is complete. */

private List<ThreadObserver> setupObservers = new ArrayList<ThreadObserver>();

/** Pause between iterations. */

private int threadDelay;

public GameThread(AssetContainer assContainer, int threadDelay, Main mainApplication) {

this.assContainer = assContainer;

this.threadDelay = threadDelay;

this.mainApplication = mainApplication;

}

public void run() {

setup();

try {

while (GameControl.isPlaying()) {

gameLoop();

Thread.sleep(threadDelay);

}

} catch (InterruptedException e) {

e.printStackTrace();

} finally {

afterLoop();

}

}

protected void beforeLoop() {

// No default functionality.

System.out.println("beforeLoop: " + this.toString());

}

protected void afterLoop() {

// No default functionality.

System.out.println("afterLoop: " + this.toString());

}

protected abstract void gameLoop();

protected void setup() {

beforeLoop();

// Notify observers that setup is complete.

for (ThreadObserver observer : setupObservers) {

observer.setupDone(this);

}

}

public void registerSetupObserver(ThreadObserver observer) {

setupObservers.add(observer);

}

}