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umuturan/Circle

Created March 26, 2016 17:13
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Circle
package MVC;
/*
*LAB03
*Circle CLASS
* Extends Shape implements Selectable
*Author:@Umut Can Turan
*21401929
*Section 06
*/
public class Circle {
// properties
double radius;
double circumference;
// constructor
public Circle(double radius) {
this.radius = radius;
this.circumference= 2*Math.PI*radius;
}
// methods
public double getArea() {
return Math.PI * Math.pow(radius, 2);
}
public double getRadius(){
return radius;
}
public double getCircumference(){
return circumference;
}
public String toString() {
return "Circle with radius :" + radius + '\n';
}
public void setRadius(double radius){
this.radius=radius;
circumference= 2*Math.PI*radius;
}
public void setCircumference(double circumference){
this.circumference=circumference;
radius= circumference*1/Math.PI*1/2;
}
}
Raw
Circle View
package MVC;
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import javax.swing.*;
public class CircleView extends JFrame{
static JPanel panel;
static JLabel radLab, cirLab;
static TextField radField, cirField;
public CircleView() {
super("PopQuiz");
setLayout(new FlowLayout());
panel = new JPanel();
panel.setLayout(new FlowLayout());
radField = new TextField(10);
cirField = new TextField(10);
radLab = new JLabel("Radius");
cirLab = new JLabel("Circumference");
panel.add(radLab);
panel.add(radField);
panel.add(cirLab);
panel.add(cirField);
add(panel);
pack();
setVisible(true);
}
public double getRadField(){
return Double.parseDouble(radField.getText());
}
public double getCircField(){
return Double.parseDouble(cirField.getText());
}
public void setRadField(double d){
radField.setText(String.valueOf(d));
}
public void setCirField(double d){
cirField.setText(String.valueOf(d));
}
public void addCircleListener(ActionListener listenCircle){
radField.addActionListener(listenCircle);
cirField.addActionListener(listenCircle);
}
}
Raw
CircleController
package MVC;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
public class CircleController {
public CircleView cView;
public Circle circle;
public CircleController(CircleView cView, Circle cirle) {
this.circle = circle;
this.cView = cView;
this.cView.addCircleListener(new CircleListener());
}
public class CircleListener implements ActionListener {
@Override
public void actionPerformed(ActionEvent e) {
if (e.getSource() == cView.radField) {
System.out.println(circle); //bu TestMVC de bi circle olusturmama ragmen
//her zaman null donuyor
circle.setRadius(cView.getRadField());
cView.setCirField(circle.getCircumference());
} else if (e.getSource() == cView.cirField) {
circle.setRadius(cView.getCircField());
cView.setRadField(circle.getRadius());
}
cView.repaint();
}
}
}
Raw
Test MVC
package MVC;
public class TestMVC {
public static void main(String args[]){
CircleView c1 = new CircleView();
Circle circ = new Circle(7);
CircleController cont = new CircleController(c1, circ);
}
}
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