/*   アニメーション実験  Ver 0.10   */
/*                                  */
/*                                  */
/*   by Atsushi         2005/8/20   */


package animation;

import java.awt.Component;
import java.awt.Graphics;
import java.awt.Image;
import animation.animation.*;


public abstract class Animation extends Object
{
	/*   ---   Field   ---   */

	protected Component component;
	protected Graphics g;

	protected Image baseImage;

	/*   ---   Constructor   ---   */

	protected Animation(Image baseImage)
	{
		this.baseImage=baseImage;
	}

	/*   ---   Factory   ---   */

	public static Animation getInstance(String type,Image baseImage)
	{
		if (type.equalsIgnoreCase("Basic"))
		{
			return new BasicAnimation(baseImage);
		}
		else if (type.equalsIgnoreCase("Basic2"))
		{
			return new BasicAnimation2(baseImage);
		}
		else if (type.equalsIgnoreCase("PreFiltering"))
		{
			return new PreFilteringAnimation(baseImage);
		}
		else if (type.equalsIgnoreCase("MemoryImageSource"))
		{
			return new MemoryImageSourceAnimation(baseImage);
		}
		else
		{
			throw new IllegalArgumentException(type);
		}
	}

	/*   ---   画像生成   ---   */

	public Image createImage(Component component)
	{
		Image image;
	
		this.component=component;
		
		image=component.createImage(
		    baseImage.getWidth(null),baseImage.getHeight(null));
		g=image.getGraphics();
		
		return image;
	}

	/*   ---   アニメーション   ---   */

	public void startAnimation()
	{
	}

	public void stopAnimation()
	{
	}

	/*   ---   Finalizer   ---   */

	public void finalize() throws Throwable
	{
		if (g!=null) g.dispose();
		
		super.finalize();
	}
}