A TimeLine showing ActionKame

ActionKame

package animation;

import javafx.animation.KeyFrame;
import javafx.animation.Timeline;
import javafx.application.Application;
import javafx.beans.property.IntegerProperty;
import javafx.beans.property.SimpleIntegerProperty;
import javafx.event.ActionEvent;
import javafx.event.EventHandler;
import javafx.geometry.Rectangle2D;
import javafx.scene.Scene;
import javafx.scene.image.Image;
import javafx.scene.image.ImageView;
import javafx.scene.layout.BorderPane;
import javafx.scene.layout.StackPane;
import javafx.stage.Stage;
import javafx.util.Duration;

class ImageViews extends ImageView {
    private final Rectangle2D[][] cellClips;
    private int numRows;
    private int numColumns;
    private final Duration FRAME_TIME = Duration.seconds(.2);

    public ImageViews(Image explosionImage, int numColumns, int numRows) {
        this.numColumns = numColumns;
        this.numRows = numRows;
        
        double cellWidth  = explosionImage.getWidth() / numColumns;
        double cellHeight = explosionImage.getHeight() / numRows;

        cellClips = new Rectangle2D[numRows][numColumns];
        for (int i = 0; i < numRows; i++) {
        	for(int j = 0; j< numColumns; j++) {
	            cellClips[i][j] = new Rectangle2D(
	                    j * cellWidth, i * cellHeight,
	                    cellWidth, cellHeight
	            );
        	}
        }

        setImage(explosionImage);
        setViewport(cellClips[0][0]);
    }

    public void dropDown(EventHandler<ActionEvent> onFinished) {
        final IntegerProperty frameCounter = new SimpleIntegerProperty(0);
        final IntegerProperty y = new SimpleIntegerProperty(30);
        Timeline kaboom = new Timeline(
                new KeyFrame(FRAME_TIME, event -> {
                    setViewport(cellClips[0][frameCounter.get()]);
                    frameCounter.set((frameCounter.get() + 1) % numColumns);
	                setTranslateY(y.get());
	                y.set(y.get() + 50);
                })
        );
        kaboom.setCycleCount(numColumns);
        kaboom.setOnFinished(onFinished);
        kaboom.play();
    }
    
    public void engage(EventHandler<ActionEvent> onFinished) {
        final IntegerProperty frameCounter = new SimpleIntegerProperty(0);
        final IntegerProperty rowCount = new SimpleIntegerProperty(1);
        Timeline kaboom = new Timeline(
                new KeyFrame(FRAME_TIME, event -> {
                    
                    setViewport(cellClips[rowCount.get()][frameCounter.get()]);
                    frameCounter.set((frameCounter.get() + 1));
                    
                    if(frameCounter.get() == numColumns && rowCount.get() <= numRows-1){
                    	frameCounter.set(0);
                    	rowCount.set(rowCount.get() + 1);
                    }
                   
                    
                })
        );
        kaboom.setCycleCount(15);
        kaboom.setOnFinished(onFinished);
        kaboom.play();
    }
    
    public void repeat() {
    	final IntegerProperty frameCounter = new SimpleIntegerProperty(2);
        Timeline kaboom = new Timeline(
                new KeyFrame(FRAME_TIME, event -> {
                    setViewport(cellClips[numRows-1][frameCounter.get()]);
                    if(frameCounter.get() == numColumns-1) {
                    	frameCounter.set(1);
                    }
                    frameCounter.set((frameCounter.get() + 1));
                })
        );
        kaboom.setCycleCount(Timeline.INDEFINITE);
        kaboom.play();
    }
}

public class ActionKame extends Application {
    public static void main(String[] args) {
        launch(args);
    }

    private static final int NUM_CELLS_PER_COLUMN = 5;
    private static final int NUM_CELLS_PER_ROW = 4;

    @Override
    public void start(Stage stage) {
        Image objectImage    = new Image("http://www.imagesup.net/dm-1014165743723.png");
        BorderPane tiles = new BorderPane();
        tiles.setCenter(new Items(objectImage, NUM_CELLS_PER_COLUMN, NUM_CELLS_PER_ROW));
        stage.setTitle("Action Kame");
        Scene scene = new Scene(tiles, 600, 600);
        stage.setScene(scene);
        stage.show();
    }
}

class Items extends StackPane {
    public Items(Image objectImage, int numColumns, int numRows) {
    	ImageViews explosionView = new ImageViews(
        		objectImage, numColumns, numRows
        );

        setMinSize(
                Math.max(
                		objectImage.getWidth(),
                        explosionView.getViewport().getWidth()
                ),
                Math.max(
                		objectImage.getHeight(),
                        explosionView.getViewport().getHeight()
                )
        );

        getChildren().setAll(explosionView);
        explosionView.dropDown(complete1 -> explosionView.engage(complete2 -> explosionView.repeat()));
    }
}