めぐろ - 経済統計練習帳

package imx;
import javafx.scene.shape.Polygon;
import javafx.application.Application;
import javafx.event.ActionEvent;
import javafx.event.EventHandler;
import javafx.scene.Scene;
import javafx.scene.control.Button;
import javafx.scene.layout.StackPane;
import javafx.stage.Stage;
import javafx.scene.image.Image;
import java.io.File;
import static javafx.application.Application.launch;
import javafx.scene.image.ImageView;
 import javafx.scene.Group;
import javafx.scene.canvas.Canvas;
import javafx.scene.canvas.GraphicsContext;
import javafx.scene.paint.Color;
 
import javafx.scene.input.MouseEvent;
 
public class pro extends Application {
 
  GraphicsContext gc;    
  int h;
  int w;
int[][] memor=new int[h][w]; 
int[][] memog=new int[h][w]; 
int[][] memob=new int[h][w];  
int number;
int[] x=new int[100]; 
int[] y=new int[100]; 
 
 
    public static void main(String[] args) {
        launch(args);
    }
 
 
 
    @Override
    public void start(Stage primaryStage) {
 
 
 
 
      w=521;
      h=521;
 
 
number=0;
 
Button but=new Button("abc");
 
 
        catchimg sub=new catchimg();
        sub.w=w;
        sub.h=h;
        sub.makedata("23map.jpg");
        memor=sub.memor;
memog=sub.memog;
memob=sub.memob;
 
 
Canvas canvas = new Canvas(600, 600);
gc = canvas.getGraphicsContext2D();
canvas.setLayoutX(10);
canvas.setLayoutY(10); 
 
int mx,nx;
 
 
 
for(mx=0;mx<h;mx++){
for(nx=0;nx<w;nx++){
gc.setFill(Color.rgb(memor[mx][nx],memog[mx][nx],memob[mx][nx]));
gc.fillRect(nx,mx,1,1);
}}
 
but.setOnAction(new EventHandler<ActionEvent>() {
    @Override public void handle(ActionEvent e) {
     int s;
     double [] x1=new double[number];
     double [] y1=new double[number];
 
        for(s=1;s<number+1;s++){
        System.out.println(x[s]+","+y[s]);
    }
        number=0;
    }
});
 
 
canvas.addEventHandler(MouseEvent.MOUSE_CLICKED, 
       new EventHandler<MouseEvent>() {
           @Override
           public void handle(MouseEvent e) {
 
          int px=(int)e.getX();
               int py=(int)e.getY();
 
 
 
 
               number=number+1;
 
 x[number]=px;
 y[number]=py;
 
gc.setFill(Color.RED);
gc.fillRect(px,py,2,2);    
 
 
 
 
}
       });
 
 
 
 
 
Group root = new Group();
Scene scene = new Scene(root, 700, 700);    
root.getChildren().add(canvas);
root. getChildren().add(but);
 
 
 
        primaryStage.setTitle("写真");
        primaryStage.setScene(scene);
        primaryStage.show();
    }
 
 
}