//package rt;

import java.awt.image.BufferedImage;
import java.awt.image.DataBufferInt;
import javafx.animation.KeyFrame;
import javafx.animation.KeyValue;
import javafx.animation.Timeline;
import javafx.application.Application;
import javafx.beans.value.WritableValue;
import javafx.event.EventHandler;
import javafx.event.EventType;
import javafx.geometry.Rectangle2D;
import javafx.scene.Group;
import javafx.scene.Scene;
import javafx.scene.image.Image;
import javafx.scene.image.ImageView;
import javafx.scene.input.MouseEvent;
import javafx.stage.Stage;
import javafx.util.Duration;

public class RT_17041_ImageFragmentTest extends Application {

    public static void main(String[] args) {
        launch(args);
    }

    @Override
    public void start(Stage stage) throws Exception {
        BufferedImage bi = new BufferedImage(1024, 1024, BufferedImage.TYPE_INT_ARGB_PRE);
        DataBufferInt data = (DataBufferInt)bi.getRaster().getDataBuffer();
        int [] iData = data.getData();

        if (false) {
            for (int y = 0; y < 1024; y++) {
                for (int x = 0; x < 1024; x++) {
                    iData[y*1024+x] = java.awt.Color.HSBtoRGB(x / 1024.0f, y / 2048.0f + 0.5f, 1.0f);
                }
            }
        } else {
            for (int y=0; y!=1024; ++y) {
                for (int x=0; x!=1024; ++x) {
                    int  t = x%3;
                    iData[y*1024+x] = t*0x7f7f7f | 0xFF000000;
    //                iData[y*1024+x] = (t * java.awt.Color.HSBtoRGB(x/1024.0f, 1.0f, 0.5f)) | 0xFF000000;
                }
            }
        }
        
        final ImageView imageView = new ImageView(Image.impl_fromExternalImage(bi));
        imageView.setViewport(new Rectangle2D(256+15, 15, 300, 300));

        imageView.setRotate(3.7);
        
        //startAnimation(imageView.xProperty(), 200, 300000);
        startAnimation(imageView.rotateProperty(), 360, 300000);
        //startAnimation(imageView.scaleXProperty(), 0.01, 3000);
        //startAnimation(imageView.scaleYProperty(), 0.01, 3000);
        
        Scene scene = new Scene(new Group(imageView), 300, 300);
        scene.addEventHandler(MouseEvent.MOUSE_DRAGGED, new EventHandler<MouseEvent>() {
            public void handle(MouseEvent event) {
                double sx = event.getX() / 100.0;
                double sy = event.getY() / 100.0;
                imageView.setScaleX(sx);
                imageView.setScaleY(sy);
                System.out.println("scaling to "+sx+" x "+sy);
            }
        });
        stage.setScene(scene);
        stage.show();
    }
    
    public <T> void startAnimation(WritableValue<T> target, T endValue, float millis) {
        Timeline timeline = new Timeline();
        timeline.setCycleCount(Timeline.INDEFINITE);
        timeline.setAutoReverse(true);
        final KeyValue kv = new KeyValue(target, endValue);
        final KeyFrame kf = new KeyFrame(Duration.millis(millis), kv);
        timeline.getKeyFrames().add(kf);
        timeline.play();
    }
}