ｆｘ０２ - 経済統計練習帳

package catchcolor;
 
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 w=500;
int h=500;          
int[][] memor=new int[h][w]; 
int[][] memog=new int[h][w]; 
int[][] memob=new int[h][w];  
int number;
int[] sampler=new int[100]; 
int[] sampleg=new int[100]; 
int[] sampleb=new int[100];
int[] pointx=new int[100]; 
int[] pointy=new int[100];
int[][] group=new int[h][w]; 
 
    public static void main(String[] args) {
        launch(args);
    }
 
 
 
    @Override
    public void start(Stage primaryStage) {
 
 
       number=0;
 
 
catchimg sub=new catchimg();
    sub.makedata("ero.jpg");
    memor=sub.memor;
    memog=sub.memog;
    memob=sub.memob; 
 
 
Canvas canvas = new Canvas(500,500);
gc = canvas.getGraphicsContext2D();
canvas.setLayoutX(50);
canvas.setLayoutY(50);
 
gc.setFill(Color.WHITE);
gc.fillRect(0,0,500,600);
 
 int mx,nx;
 
for(mx=0;mx<h;mx++){
for(nx=0;nx<w;nx++){  
Color col = Color.rgb(memor[mx][nx],memog[mx][nx], memob[mx][nx]);  
gc.setFill(col);
gc.fillRect(nx,mx,1,1);
}
}
 
canvas.addEventHandler(MouseEvent.MOUSE_CLICKED, 
       new EventHandler<MouseEvent>() {
           @Override
           public void handle(MouseEvent e) {
 
               int x1,y1;
 
               x1=(int)e.getX();
               y1=(int)e.getY();
 
               number=number+1;
 
               pointx[number]=x1;
                pointy[number]=y1;
 
               System.out.println(x1+","+y1);
 
 
}
       });
 
 
 
 
 
 
Group root = new Group();
Scene scene = new Scene(root, 700, 700);    
root.getChildren().add(canvas);
 
        primaryStage.setTitle("画像処理");
        primaryStage.setScene(scene);
        primaryStage.show();
    }
 
 
}