Image - Beispiel

Sourcecode - Ausschnitt : mit THREAD II

public class Anima_mit_Stop extends Anima implements Runnable 
{	Thread thread;
	Graphics g;
}

public void button1_ActionEvents() 
{	stop = true;   }

public void paint(Graphics g) 
{	// muß überschrieben werden, sonst ruckelige Ausgabe
	// und kein Stoppen möglich
}

public void run() 
{	g = this.getGraphics();
	malen(g);
}

public void start()
{	if (thread == null)
	{	thread = new Thread(this);
		thread.start();
	}
}

public void stop()
{	if (thread != null)
	{	thread.stop();
		thread = null;
	}
}

public void malen(Graphics g) 
{
	int bildbreite = 50;
	int bildhoehe = 50;
	int xpos = 10;
	int ypos = 10;
	do
	{	for (int i = 0; i<1000; i++)
		{	if (stop==true) {break;}
			g.drawImage(bild, (int)(xpos+(i/2)), (int)(ypos),
			(int)(bildbreite*(1+(i/1000))), (int)(bildhoehe*(1+(1/1000))), this);
			pause(3);
		}
		for (int i = 1000; i>0; i--)
		{	if (stop==true) {break;}
			g.drawImage(bild, (int)(xpos+(i/2)), (int)(ypos),
			(int)(bildbreite), (int)(bildhoehe), this);
			pause(3);
		}
	} while (stop == false);	
}