せえん - 経済統計練習帳

package pic;
 
import tool.*;
 
public class p2 {
 
    int s,number;
    int[] x=new int[500];
    int[] y=new int[500];
 
 
    void makedata(){
 
  String str="<svg width=\"500\" height=\"500\">";;
  str=str+"<polygon points=";
  str=str+"\"";
  for(s=1;s<number+1;s++){
  str=str+x[s]+","+y[s]+" ";   
  }
  str=str+"\"";
  str=str+"style=\"fill:red \"/>";
str=str+"</svg>";
 
System.out.println(str);
 
 
 
 
 
 
    }
 
}
 
 
 
 
 
package pic;
 
import javafx.application.Application;
import javafx.event.ActionEvent;
import javafx.event.EventHandler;
import javafx.scene.Scene;
import javafx.scene.control.Button;
import javafx.stage.Stage;
import javafx.scene.Group;
import javafx.scene.shape.*;
import static javafx.application.Application.launch;
import javafx.scene.paint.Color;
 import javafx.scene.input.MouseEvent;
import javafx.scene.control.Label;
import javafx.scene.image.Image;
import javafx.scene.image.ImageView;
import javafx.scene.canvas.Canvas;
import javafx.scene.image.PixelReader;
 import javafx.scene.canvas.GraphicsContext;
import javafx.geometry.Rectangle2D;
 
public class pro extends Application {
 
Canvas cam;
GraphicsContext gc;
 
int number;
int[] x=new int[500];
int[] y=new int[500];
 
 
public static void main(String[] args) {
launch(args);
}
 
 
@Override
public void start(Stage primaryStage) {
 
    number=0;
 
Image im = new Image("file:b.jpg");
 
double w1=im.getWidth();
double h1=im.getHeight();
 
int delta=0;
if(h1>w1)delta=100;
 
ImageView iv = new ImageView();
iv.setImage(im);
if(delta<50)iv.setFitWidth(500);
if(delta>50)iv.setFitHeight(500);  
iv.setPreserveRatio(true);
 
Group root = new Group();
Scene scene = new Scene(root, 700, 700); 
 
 Button btn = new Button();
        btn.setText("決定");
        btn.setOnAction(new EventHandler<ActionEvent>() {
            @Override
            public void handle(ActionEvent event) {
 
 
                p2 sub3=new p2();
                sub3.number=number;
                sub3.x=x;
                sub3.y=y;
                sub3.makedata();
 
 
 
            }
        });
       btn.setLayoutX(300);
btn.setLayoutY(650); 
 
 
 
iv.addEventHandler(MouseEvent.MOUSE_CLICKED, 
       new EventHandler<MouseEvent>() {
           @Override
           public void handle(MouseEvent e) {
 
    int px=(int)e.getX();
 int py=(int)e.getY();
 Circle circle = new Circle();
circle.setCenterX(px);
circle.setCenterY(py);
circle.setRadius(5);
root.getChildren().add(circle);       
 
number=number+1;
x[number]=px;
y[number]=py;
 
 
}
       });
 
 
root.getChildren().add(btn);
root.getChildren().add(iv);
primaryStage.setTitle("グラフ");
primaryStage.setScene(scene);
primaryStage.show();
 
}
 
 
 
}