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package spriteanimation;

import javafx.animation.KeyFrame;
import javafx.animation.Timeline;
import javafx.application.Application;
import javafx.scene.Group;
import javafx.scene.Scene;
import javafx.scene.canvas.Canvas;
import javafx.scene.canvas.GraphicsContext;
import javafx.scene.image.Image;
import javafx.scene.paint.Color;
import javafx.stage.Stage;
import javafx.util.Duration;

/**
 *
 * @author Compsci
 */
public class SpriteAnimation extends Application {
    
    private String[] spriteList = {"file:C:/Users/Compsci/Documents/NetBeansProjects/SpriteAnimation/spritewalk/Right01.png",
                                   "file:C:/Users/Compsci/Documents/NetBeansProjects/SpriteAnimation/spritewalk/Right02.png",
                                   "file:C:/Users/Compsci/Documents/NetBeansProjects/SpriteAnimation/spritewalk/Right03.png",
                                   "file:C:/Users/Compsci/Documents/NetBeansProjects/SpriteAnimation/spritewalk/Right04.png",
                                   "file:C:/Users/Compsci/Documents/NetBeansProjects/SpriteAnimation/spritewalk/Right05.png",
                                   "file:C:/Users/Compsci/Documents/NetBeansProjects/SpriteAnimation/spritewalk/Right06.png"};
    private Image img = new Image("file:C:/Users/Compsci/Documents/NetBeansProjects/SpriteAnimation/spritewalk/walkSpriteSheet.png");
    private int currentFrame = 0;
    private int cols = 6;
    private int frameHeight = 150;
    private int frameWidth = 104;
    @Override
    public void start(Stage primaryStage) {
        
        Group root = new Group();
        Canvas canvas = new Canvas(512, 512);
        Scene scene = new Scene(root);
        root.getChildren().add(canvas);
        GraphicsContext gc = canvas.getGraphicsContext2D();
        gc.setFill(Color.WHITE);
        Timeline animation = new Timeline();
        KeyFrame kf = new KeyFrame(Duration.millis(100), e->{
            gc.clearRect(0, 0, 512, 512);
            gc.fillRect(0, 0, 512, 512);
            int fx = currentFrame % cols * frameWidth;
            int fy = currentFrame / cols * frameHeight;
            gc.drawImage(img, fx, fy, frameWidth, frameHeight, 200, 200, frameWidth, frameHeight);
            //gc.drawImage(new Image(spriteList[currentFrame]), 100, 100);
            currentFrame++;
            if (currentFrame > 5)
                currentFrame = 0;
            
        });
        animation.getKeyFrames().add(kf);
        animation.setCycleCount(Timeline.INDEFINITE);
        animation.play();
        primaryStage.setTitle("Sprite Animation");
        primaryStage.setScene(scene);
        primaryStage.show();
    }

    /**
     * @param args the command line arguments
     */
    public static void main(String[] args) {
        launch(args);
    }
    
}