import javafx.scene.control.*;
import javafx.scene.text.Font;
import javafx.event.ActionEvent;



import javafx.application.Application;
import javafx.scene.Scene;
import javafx.scene.layout.Pane;
import javafx.stage.Stage;




import javafx.scene.canvas.Canvas;
import javafx.scene.canvas.GraphicsContext;
import javafx.scene.paint.Color; 




import javafx.scene.image.Image;
import javafx.scene.image.ImageView;



import javafx.scene.input.MouseEvent;
import javafx.scene.input.MouseButton;